CN111706073B - Unidirectional ribbed formwork and installation method - Google Patents
Unidirectional ribbed formwork and installation method Download PDFInfo
- Publication number
- CN111706073B CN111706073B CN202010600953.7A CN202010600953A CN111706073B CN 111706073 B CN111706073 B CN 111706073B CN 202010600953 A CN202010600953 A CN 202010600953A CN 111706073 B CN111706073 B CN 111706073B
- Authority
- CN
- China
- Prior art keywords
- formwork
- fixing
- box
- prefabricated
- horizontal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/06—Reinforcing elements of metal, e.g. with non-structural coatings of high bending resistance, i.e. of essentially three-dimensional extent, e.g. lattice girders
-
- 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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/36—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings
- E04G11/40—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for floors, ceilings, or roofs of plane or curved surfaces end formpanels for floor shutterings for coffered or ribbed ceilings
Abstract
The invention relates to a novel unidirectional multi-ribbed template and an installation method thereof, and the template comprises a central movable formwork, splicing formworks, a horizontal underframe, a prefabricated reinforcement cage and a prefabricated fixing piece, wherein the central movable formwork is installed in the middle of the horizontal underframe, a plurality of splicing formworks are respectively and symmetrically installed on two sides of each central movable formwork so as to form a rib-free formwork group, and the prefabricated reinforcement cage is installed on a flanging between adjacent rib-free formwork groups through the prefabricated fixing piece so as to form a complete unidirectional multi-ribbed template. The invention has simple structure and convenient transportation, can be assembled on site and recycled, reduces the construction cost, can simplify the construction procedures of full laying or bar laying and on-site binding of the reinforcement cage, is convenient for splicing and fixing, and can be recycled in the construction of the multi-ribbed beam floor.
Description
Technical Field
The invention belongs to the technical field of buildings, relates to a multi-ribbed template technology, and particularly relates to a unidirectional multi-ribbed template and an installation method.
Background
In recent ten years, concrete multi-ribbed beam floor systems are widely applied to the building engineering of China. The floor form has the characteristics of low floor structure height, light floor dead weight, less concrete cast-in-place amount and steel bar consumption, short construction period, suitability for large-span structures and the like, so that the floor form is widely applied to multi-high-rise commercial and public buildings such as large markets, exhibition halls, cultural bodies halls, storage buildings, libraries, underground structures, teaching buildings, office buildings and the like, and is particularly widely applied to structural types with large space, large span and high clearance requirements.
After the formworks in the prior art are generally paved with the formworks, rib beam reinforcement cages are paved between the adjacent formworks and are fixed, so that the series of procedures cause complicated formwork construction procedures and complicated formwork removal after pouring and forming.
The following patent documents relevant to the present application are found by search, and specific disclosures are as follows:
a concrete blocking device (CN 207905130U) for a post-cast strip of a multi-ribbed beam comprises a main breast board, an auxiliary breast board and a separation barrier net, wherein the main breast board and the auxiliary breast board are wrapped by transparent adhesive tapes, and the separation barrier net is formed by binding second multi-ribbed beam stirrups and a dense mesh steel wire mesh; and (3) selecting the position of a first multi-ribbed beam stirrup at the post-cast strip, firstly inserting an auxiliary breast board and abutting against the first multi-ribbed beam stirrup, then inserting a main breast board, tightly attaching the front surface of the main breast board to the auxiliary breast board, and finally inserting a separation barrier net, wherein the separation barrier net is tightly attached to the main breast board.
Plastic die box composite set (CN 207919848U) for underground garage roof, including cast-in-place layer and a plurality of mandrel box body that is located on the cast-in-place layer, be equipped with vertical muscle of vertical direction and horizontal muscle of horizontal direction on the cast-in-place layer, vertical muscle passes cast-in-place layer anchor on the scaffold frame below through the iron wire, horizontal muscle is connected through fixed iron wire with vertical muscle that corresponds respectively, vertical muscle and horizontal muscle pass the mandrel box body respectively, be equipped with the separation reinforcing bar between the cross point department of vertical muscle and horizontal muscle and the mandrel box body.
A cover die for the construction of laminated ribbed floor slab is composed of two cylindrical bodies or a cylindrical body and a box body or two box bodies, the cylinder body is a cylindrical enclosing body structure which is communicated up and down, the cylinder body comprises a cylinder body I and/or a cylinder body II, the box body is a hollow cavity structure with one open end and the other closed end, the box body comprises a first box body and/or a second box body, the barrel body is sleeved on the outer part of the barrel body and/or the box body is sleeved on the outer part of the box body, namely, the cylinder II is embedded into the cylinder I and/or the cylinder II is embedded into the box I and/or the box II is embedded into the box I, a lower flange die cavity of a cast-in-place concrete rib is formed between the cylinder and/or the box, and a cast-in-place concrete ribbed web die cavity is formed between the adjacent cylinders and/or boxes.
Through comparison of technical features, the technical structures of the above-mentioned patent publications and the present invention are different, and the creativity and novelty of the present invention application are not affected.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides the unidirectional ribbed formwork and the installation method, which have the advantages of simple structure, convenient transportation, capability of being assembled on site and being recycled, and the construction cost is reduced.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
a unidirectional multi-ribbed template comprises a central movable formwork, splicing formworks, a horizontal underframe, a prefabricated reinforcement cage and a prefabricated fixing piece, wherein the central movable formwork is arranged in the middle of the upper part of the horizontal underframe;
the horizontal underframe comprises two symmetrically arranged horizontal half frames and connecting pieces, the symmetrically arranged horizontal half frames are adjustably connected and mounted through the connecting pieces, each horizontal half frame comprises a horizontal square steel and a plurality of overlapped vertical square steels, a plurality of inserting blocks are fixedly arranged on one side of each horizontal square steel at intervals and used for respectively inserting and overlapping the vertical square steels to form a horizontal half frame, each connecting piece is a connecting square steel which can be coaxially arranged in the overlapped vertical square steels and used for symmetrically connecting the two horizontal half frames, angle steels are symmetrically arranged on two sides of the overlapped vertical square steels of the horizontal underframe, and the angle steels on the same side are arranged at intervals;
the central movable formwork consists of four side formworks and an upper formwork, wherein the four side formworks are sequentially connected with each other in side surface mode, the upper side surfaces of the four side formworks are respectively connected with the four edges of the upper formwork, the side formworks and the upper formwork are integrally formed to form a supporting formwork, the lower side surface of each side formwork is outwards bent to form a supporting flanging, lap joint areas are integrally formed on the two symmetrical sides of the supporting formwork, and fixed jacks are integrally formed in the middle of the upper formwork at the positions of the lap joint areas at intervals; mounting grooves are uniformly formed in four corners of the supporting turned edge, and mounting holes are integrally formed in the mounting grooves;
the splicing formwork comprises three side formworks and an upper formwork, wherein the side formworks are connected with the three edges of the upper formwork in sequence, the upper sides of the three side formworks are respectively connected with the three edges of the upper formwork, the side formworks and the upper formwork are integrally formed to form a supporting side formwork with a notch on one side, and the lower side surface of each side formwork is bent outwards to form a supporting flanging; the upper template of the supporting side mold and the symmetrical side mold are integrally provided with lapping limit concave areas, the upper template of the lapping limit concave areas is also integrally provided with a plurality of first positioning jacks at intervals, the corners of the supporting flanges are also provided with limit concave areas, the limit concave areas are also internally provided with second positioning jacks, the inner surfaces of the upper template corresponding to the lapping limit concave areas of the supporting side mold and the inner surfaces of the other sides of the symmetrical side mold are also integrally provided with another bearing concave area and first positioning insertion blocks arranged in the bearing concave areas, and the positions of the first positioning insertion blocks correspond to the positions of the first positioning jacks one by one; the inner surface of the other side of the supporting flange corresponding to the position of the limiting concave area is also integrally provided with a bearing limiting concave area and second positioning insertion blocks arranged in the bearing limiting concave area, and the positions of the second positioning insertion blocks correspond to the positions of the second positioning insertion holes one by one; the prefabricated fixing part comprises an upper fixing box, a lower fixing box, an upper limiting bolt and a lower limiting bolt, the lower fixing box is flatly pressed on the flanging of the ribbed beam formwork, the lower fixing box fixes the formwork on the horizontal underframe through the lower limiting bolt, the upper fixing box is installed on the lower fixing box, and the upper limiting bolt is in threaded connection to realize the fixing and clamping of the lower longitudinal rib of the prefabricated reinforcement cage;
the lower fixing box comprises a lower shell, a clamping nut through column, a long hole nut groove and a limiting arc-shaped upper clamping groove opening, the lower shell is a box body with an upper opening, fixing holes are symmetrically formed in the lower surface of the lower shell, the clamping nut through column is coaxially and integrally formed in the box body corresponding to the positions of the fixing holes, a lower limiting bolt is installed in the clamping nut through column through internal threads, the lower fixing box is fixed on a flanging of a formwork through the lower limiting bolt, the long hole nut groove with an upward opening is further integrally formed in the inner side of the box body between the clamping nut through columns, and the limiting arc-shaped upper clamping groove opening is symmetrically formed in the top end of the front side wall and the top end of the rear side wall of the lower shell and used for laying and placing longitudinal ribs on the lower portion of the prefabricated reinforcement cage; go up fixed box and include that casing, slot hole nut lead to post and spacing arc lower clamp notch, it is the open box in a lower part to go up the casing, box upper surface middle part an organic whole system has the patchhole, and the coaxial an organic whole in this patchhole department is provided with the internal screw thread slot hole nut and leads to the post, the slot hole nut leads to the post and sets up in the box, the height and the box height that the slot hole nut leads to the post are the same, equal symmetrical system has two spacing arc lower clamp notches on the lateral wall lower extreme of both sides around the box, spacing arc lower clamp notch is semi-circular structure.
And the lower surfaces of the supporting turnups at the two symmetrical sides of the spliced shuttering are symmetrically and fixedly provided with an installation limiting block.
And, go up spacing bolt and the structure of spacing bolt down the same, including screw rod, rotatory head and gasket of turning round, the cover is equipped with the gasket on the screw rod, the coaxial system in screw rod tip has the rotatory head of turning round.
And the middle parts of the symmetrical turnup edges of the spliced shuttering are provided with limit mounting holes, and the angle steel on the corresponding horizontal underframe is also provided with mounting holes for fixing with the prefabricated fixing piece together.
A method for installing a one-way ribbed template comprises the following steps:
1) before installation, splicing the horizontal half frames according to the column spacing size of a construction drawing, symmetrically arranging the two horizontal half frames according to the specific column spacing requirement, and performing telescopic adjustment and connection through a connecting piece to form a complete horizontal underframe;
2) then selecting a central movable formwork and a splicing formwork, respectively installing the central movable formwork in the middle of the horizontal bottom frame, sequentially and respectively splicing the splicing formworks on two sides of the central movable formwork, and then enabling a bolt rod of a lower limiting bolt of the prefabricated fixing piece to penetrate through an installation hole of the splicing formwork and an installation hole of the horizontal bottom frame from bottom to top and coaxially fixing the bolt rod; then, a lower fixing box of a prefabricated fixing piece is also commonly arranged on the adjacent lower limiting bolts;
3) the lower longitudinal ribs of the prefabricated reinforcement cage are placed on the limiting arc on the lower fixing boxes arranged in rows together to form the groove openings, the upper fixing boxes of the prefabricated fixing pieces are installed on the lower fixing boxes, and then the prefabricated fixing pieces are fastened and installed through the upper limiting bolts.
The invention has the advantages and positive effects that:
the horizontal bottom frame, the central movable formwork, the splicing formwork, the prefabricated fixing piece and the prefabricated reinforcement cage are arranged, so that the disassembly and assembly construction process of full-paved or bar-paved battens is simplified, and the construction cost is reduced;
according to the invention, the formwork is integrally installed on the horizontal underframe before hoisting, and the construction time for laying and fixing the reinforcement cage on site is greatly saved by the matching installation of the prefabricated fixing part and the prefabricated reinforcement cage;
in the specific implementation of the invention, the column pitch of the large-span building is within a certain range, which splicing shuttering and central movable shuttering are suitable for selection is calculated according to the column pitch before the construction of the ribbed floor, and the splicing shuttering is a standard shuttering, therefore, the invention can quickly calculate the use size of the central movable shuttering, is convenient for the mass production and storage of the standard shuttering, and can accurately produce the central movable shuttering.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the movable mold shell and the split mold shell of the present invention;
FIG. 3 is a schematic view of the movable mold shell of the center of the present invention;
FIG. 4 is a schematic view of a splice formwork arrangement of the present invention;
FIG. 5 is a perspective view of a splice formwork of the present invention;
FIG. 6 is a schematic view of a prefabricated fastening element of the present invention;
fig. 7 is a schematic cross-sectional view of a prefabricated fastening element of the present invention after installation.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments, which are illustrative only and not limiting, and the scope of the present invention is not limited thereby.
A unidirectional multi-ribbed template comprises a central movable formwork 2, splicing formworks 1, a horizontal underframe 7, prefabricated reinforcement cages 1-3-14 and prefabricated fixing pieces 1-3-18, wherein the central movable formwork is arranged in the middle of the horizontal underframe, a plurality of splicing formworks are symmetrically arranged on two sides of each central movable formwork respectively so as to form a rib-free formwork group, and the prefabricated reinforcement cages are arranged on flanges between adjacent rib-free formwork groups through the prefabricated fixing pieces so as to form a complete unidirectional multi-ribbed template;
horizontal chassis includes half frame of the level and connecting piece 3 that two symmetries set up, the half frame of the level that the symmetry set up passes through the installation of the adjustable connection of connecting piece, every half frame of level includes a horizontal square steel 8 and a plurality of take by vertical square steel 4, a plurality of inserted blocks are equipped with admittedly at horizontal square steel one side equipartition interval for cartridge respectively takes by vertical square steel, forms half frame of a level, but the connecting piece is a coaxial arrangement and takes by the connecting square steel in vertical square steel, is used for carrying out the symmetric connection with half frame of two levels, and carries out scalable regulation according to the post distance as required.
In the specific implementation of the invention, the horizontal underframe further comprises angle steels 6 which are arranged at intervals on two sides of each vertical square steel of the horizontal underframe.
The central movable formwork consists of four side formworks 2-2 and an upper formwork 2-5, wherein the four side formworks are sequentially connected with each other in side surface, the upper side surfaces of the four side formworks are respectively connected with four edges of the upper formwork, the side formworks and the upper formwork are integrally formed to form a supporting mould, the lower side surface of each side formwork is outwards bent to form a supporting flange 2-1, overlapping areas 2-3 are integrally formed on the two symmetrical sides of the supporting mould, and fixed jacks 2-4 are integrally formed in the middle parts of the upper formworks at the overlapping areas at intervals; mounting grooves 2-7 are formed in the four corners of the supporting turned edge, and mounting holes 2-6 are integrally formed in the mounting grooves;
the splicing formwork is composed of three side templates 1-2 and an upper template, wherein the side templates are sequentially connected with one another, the upper sides of the three side templates are respectively connected with three edges of the upper template 1-5, the side templates and the upper template are integrally formed to form a supporting side template with a notch on one side, and the lower side surface of each side template is bent outwards to form a supporting flanging 1-1; the upper template of the supporting side template and the symmetrical side template are integrally provided with lapping limit concave areas 1-4, the upper template of the lapping limit concave areas is also integrally provided with a plurality of first positioning jacks 1-3 at intervals, the corners of the supporting flanges are also provided with limit concave areas 1-7, the limit concave areas are also internally provided with second positioning jacks 1-6, the inner surfaces of the upper template corresponding to the lapping limit concave areas of the supporting side template and the inner surfaces of the other sides of the symmetrical side templates are also integrally provided with another bearing concave area 1-8 and a first positioning insert block 1-9 arranged in the bearing concave area, and the positions of the first positioning insert blocks correspond to the positions of the first positioning jacks one by one; and bearing limiting concave areas 1-11 and second positioning insertion blocks 1-10 arranged in the bearing limiting concave areas are also integrally formed on the inner surface of the other side of the supporting flange corresponding to the positions of the limiting concave areas, and the positions of the second positioning insertion blocks correspond to the positions of the second positioning insertion holes one by one.
In the specific implementation of the invention, in order to enable the central movable formwork and the splicing formwork to be better installed on the horizontal bottom frame, the lower surfaces of the supporting flanges at the two symmetrical sides of the central movable formwork and the splicing formwork are symmetrically and fixedly provided with installation limiting blocks 1-12, and the installation limiting blocks can prevent the central movable formwork and the splicing formwork which are installed on the horizontal bottom frame and are lapped on the vertical square steel from sliding left and right.
The prefabricated fixing piece comprises an upper fixing box 1-3-5, a lower fixing box 1-3-12, an upper limiting bolt 1-3-1 and a lower limiting bolt, when the prefabricated fixing piece is used, the lower fixing box is flatly pressed on a formwork flanging 1-3-17 of the ribbed beam, the lower fixing box fixes a formwork 1-3-15 on a formwork through the lower limiting bolt, the upper fixing box is installed on the lower fixing box, and threaded connection is performed through the upper limiting bolt, so that the lower longitudinal ribs 1-3-16 of the prefabricated reinforcement cage 1-3-14 are fixedly clamped; the lower fixing box comprises a lower shell, a clamping nut column 1-3-13, a slot nut groove 1-3-9, a limiting arc-shaped upper clamping notch 1-3-8, the lower shell is a box body with an opening at the upper part, the lower surface of the lower shell is symmetrically provided with fixing holes, a clamping nut through column is coaxially and integrally arranged in the box body corresponding to the position of the fixing hole, the clamping nut through column is as high as the box body, the inner thread of the through column of the clamping nut is provided with a lower limit bolt, the lower fixing box is fixed on the flanging of the mould shell through the lower limit bolt, a long hole nut groove with an upward opening is also integrally formed on the inner side of the box body between the clamping nut through columns, the top ends of the front and rear side walls of the lower shell are symmetrically provided with limiting arc-shaped upper clamping notches for laying and placing longitudinal bars at the lower part of the prefabricated reinforcement cage;
the upper fixing box comprises an upper shell, a slotted hole nut through column 1-3-19 and limiting arc-shaped lower clamping groove openings 1-3-6, the upper shell is a box body with an opening at the lower part, an insertion hole 1-3-4 is integrally formed in the middle of the upper surface of the box body, the slotted hole nut through column with internal threads is coaxially and integrally arranged at the insertion hole, the slotted hole nut through column is arranged in the box body, the height of the slotted hole nut through column is the same as that of the box body, two limiting arc-shaped lower clamping groove openings are symmetrically formed in the lower ends of the side walls of the front side and the rear side of the box body, and the limiting arc-shaped lower clamping groove openings are of semicircular structures; when the fixing device is used, the slotted hole nut through column of the upper fixing box and the slotted hole nut groove of the lower fixing box are coaxially arranged and used for mounting an upper limiting bolt through common threads, so that the upper fixing box is fixedly mounted on the lower fixing box; when the steel bar cage is used, the limiting arc-shaped upper clamping groove opening of the lower fixing box is butted with the limiting arc-shaped lower clamping groove opening of the upper fixing box to form a steel bar clamping opening for clamping the lower steel bar of the prefabricated steel bar cage; the upper limit bolt and the lower limit bolt are identical in structure and comprise screws 1-3-3, 1-3-11, rotary twisting heads and pads 1-3-2 and 1-3-10, gaskets are sleeved on the screws, so that the situation that a template is difficult to disassemble after mechanical screwing is convenient to screw fast and manually is avoided, and the rotary twisting heads are coaxially arranged at the end parts of the screws.
In the specific implementation of the invention, the middle parts of the symmetrical turnups of the splicing shuttering are provided with limit mounting holes, and the corresponding angle steels on the horizontal underframe are also provided with mounting holes 5 for fixing with the prefabricated fixing pieces together.
The horizontal bottom frame, the central movable formwork, the splicing formwork, the prefabricated fixing piece and the prefabricated reinforcement cage are arranged, so that the disassembly and assembly construction process of full-paved or bar-paved battens is simplified, and the construction cost is reduced;
according to the invention, the formwork is integrally installed on the horizontal underframe before hoisting, and the construction time for laying and fixing the reinforcement cage on site is greatly saved by the matching installation of the prefabricated fixing part and the prefabricated reinforcement cage;
in the specific implementation of the invention, the column pitch of the large-span building is within a certain range, which splicing shuttering and central movable shuttering are suitable for selection is calculated according to the column pitch before the construction of the ribbed floor, and the splicing shuttering is a standard shuttering, therefore, the invention can quickly calculate the use size of the central movable shuttering, is convenient for the mass production and storage of the standard shuttering, and can accurately produce the central movable shuttering.
The invention also provides an installation method of the unidirectional multi-ribbed template, which comprises the following steps:
1. before installation, the horizontal half frames are spliced according to the column spacing size of a construction drawing, then the two horizontal half frames are symmetrically arranged according to the specific column spacing requirement, and telescopic adjustment and connection are carried out through a connecting piece to form a complete horizontal underframe;
2. then selecting a central movable formwork and a splicing formwork, respectively installing the central movable formwork in the middle of the horizontal bottom frame, sequentially and respectively splicing the splicing formworks on two sides of the central movable formwork, and then enabling a bolt rod of a lower limiting bolt of the prefabricated fixing piece to penetrate through an installation hole of the splicing formwork and an installation hole of the horizontal bottom frame from bottom to top and coaxially fixing the bolt rod; then, a lower fixing box of a prefabricated fixing piece is also commonly arranged on the adjacent lower limiting bolts;
3. the lower longitudinal bars of the prefabricated reinforcement cage are placed on the limiting arc-shaped upper clamping groove openings of the lower fixing boxes arranged in rows, the upper fixing boxes of the prefabricated fixing pieces are installed on the lower fixing boxes, and then the prefabricated fixing pieces are fastened and installed through the upper limiting bolts.
Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the invention and the appended claims, and therefore the scope of the invention is not limited to the disclosure of the embodiments and the accompanying drawings.
Claims (5)
1. A one-way multi-ribbed template is characterized in that: the rib-free formwork comprises central movable formworks, splicing formworks, horizontal bottom frames, prefabricated reinforcement cages and prefabricated fixing pieces, wherein the central movable formworks are installed in the middle of the upper portion of each horizontal bottom frame, a plurality of splicing formworks are symmetrically installed on two sides of each central movable formwork respectively, so that rib-free formwork groups are formed, and the prefabricated reinforcement cages are installed on flanges between adjacent rib-free formwork groups through the prefabricated fixing pieces, so that a complete one-way dense rib formwork is formed;
the horizontal underframe comprises two symmetrically arranged horizontal half frames and connecting pieces, the symmetrically arranged horizontal half frames are adjustably connected and mounted through the connecting pieces, each horizontal half frame comprises a horizontal square steel and a plurality of overlapped vertical square steels, a plurality of inserting blocks are fixedly arranged on one side of the horizontal square steel at intervals and used for respectively inserting and abutting the vertical square steels to form a horizontal half frame, the connecting pieces are connecting square steels which can be coaxially arranged in the overlapped vertical square steels and used for symmetrically connecting the two horizontal half frames, angle steels are symmetrically arranged on two sides of the overlapped vertical square steels of the horizontal underframe, and the angle steels on the same side are arranged at intervals;
the central movable formwork consists of four side formworks and an upper formwork, wherein the four side formworks are sequentially connected with each other, the upper sides of the four side formworks are respectively connected with the four edges of the upper formwork, the side formworks and the upper formwork are integrally formed to form a supporting mould, the lower side surface of each side formwork is outwards bent to form a supporting flanging, lap joint areas are integrally formed on the two symmetrical sides of the supporting mould, and fixed jacks are integrally formed in the middle parts of the upper formworks at the positions of the lap joint areas at intervals; mounting grooves are uniformly formed in four corners of the supporting turned edge, and mounting holes are integrally formed in the mounting grooves;
the splicing formwork consists of three side templates and an upper template, wherein the side templates are sequentially connected with one another, the upper sides of the three side templates are respectively connected with three edges of the upper template, the side templates and the upper template are integrally formed to form a supporting side template with a notch on one side, and the lower side of each side template is bent outwards to form a supporting flanging; the upper template of the supporting side mold and the symmetrical side mold are integrally provided with lapping limit concave areas, the upper template of the lapping limit concave areas is also integrally provided with a plurality of first positioning jacks at intervals, the corners of the supporting flanges are also provided with limit concave areas, the limit concave areas are also internally provided with second positioning jacks, the inner surfaces of the upper template corresponding to the lapping limit concave areas of the supporting side mold and the inner surfaces of the other sides of the symmetrical side mold are also integrally provided with another bearing concave area and first positioning insertion blocks arranged in the bearing concave areas, and the positions of the first positioning insertion blocks correspond to the positions of the first positioning jacks one by one; the inner surface of the other side of the supporting flange corresponding to the position of the limiting concave area is also integrally provided with a bearing limiting concave area and second positioning insertion blocks arranged in the bearing limiting concave area, and the positions of the second positioning insertion blocks correspond to the positions of the second positioning insertion holes one by one; the prefabricated fixing part comprises an upper fixing box, a lower fixing box, an upper limiting bolt and a lower limiting bolt, the lower fixing box is flatly pressed on the flanging of the ribbed beam formwork, the lower fixing box fixes the formwork on the horizontal underframe through the lower limiting bolt, the upper fixing box is installed on the lower fixing box, and the upper limiting bolt is in threaded connection to realize the fixing and clamping of the lower longitudinal rib of the prefabricated reinforcement cage;
the lower fixing box comprises a lower shell, a clamping nut through column, a long hole nut groove and a limiting arc-shaped upper clamping groove opening, the lower shell is a box body with an upper opening, fixing holes are symmetrically formed in the lower surface of the lower shell, the clamping nut through column is coaxially and integrally formed in the box body corresponding to the positions of the fixing holes, a lower limiting bolt is installed in the clamping nut through column through internal threads, the lower fixing box is fixed on a flanging of a formwork through the lower limiting bolt, the long hole nut groove with an upward opening is further integrally formed in the inner side of the box body between the clamping nut through columns, and the limiting arc-shaped upper clamping groove opening is symmetrically formed in the top end of the front side wall and the top end of the rear side wall of the lower shell and used for laying and placing longitudinal ribs on the lower portion of the prefabricated reinforcement cage; go up fixed box and include that casing, slot hole nut lead to post and spacing arc lower clamp notch, it is the open box in a lower part to go up the casing, box upper surface middle part an organic whole system has the patchhole, and the coaxial an organic whole in this patchhole department is provided with the internal screw thread slot hole nut and leads to the post, the slot hole nut leads to the post and sets up in the box, the height and the box height that the slot hole nut leads to the post are the same, equal symmetrical system has two spacing arc lower clamp notches on the lateral wall lower extreme of both sides around the box, spacing arc lower clamp notch is semi-circular structure.
2. The unidirectional multi-ribbed template of claim 1, wherein: and the lower surfaces of the supporting turnups at the two symmetrical sides of the spliced shuttering are symmetrically and fixedly provided with an installation limiting block.
3. The unidirectional multi-ribbed template of claim 1, wherein: go up spacing bolt and lower spacing bolt's structure the same, turn round head and gasket including screw rod, rotation, the cover is equipped with the gasket on the screw rod, the coaxial system in screw rod tip has the rotation to turn round the head.
4. The unidirectional multi-ribbed template of claim 1, wherein: the middle parts of the symmetrical turnup edges of the splicing formwork are provided with limiting mounting holes, and the angle steel on the corresponding horizontal underframe is also provided with mounting holes for being fixed with the prefabricated fixing piece together.
5. A method of installation using a unidirectional ribbed formwork as claimed in claim 1, comprising the steps of:
1) before installation, splicing the horizontal half frames according to the column spacing size of a construction drawing, symmetrically arranging the two horizontal half frames according to the specific column spacing requirement, and performing telescopic adjustment and connection through a connecting piece to form a complete horizontal underframe;
2) then selecting a central movable formwork and a splicing formwork, respectively installing the central movable formwork in the middle of the horizontal bottom frame, sequentially and respectively splicing the splicing formworks on two sides of the central movable formwork, and then enabling a bolt rod of a lower limiting bolt of the prefabricated fixing piece to penetrate through an installation hole of the splicing formwork and an installation hole of the horizontal bottom frame from bottom to top and coaxially fixing the bolt rod; then, a lower fixing box of a prefabricated fixing piece is also commonly arranged on the adjacent lower limiting bolts;
3) the lower longitudinal ribs of the prefabricated reinforcement cage are placed on the limiting arc on the lower fixing boxes arranged in rows together to form the groove openings, the upper fixing boxes of the prefabricated fixing pieces are installed on the lower fixing boxes, and then the prefabricated fixing pieces are fastened and installed through the upper limiting bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010600953.7A CN111706073B (en) | 2020-06-29 | 2020-06-29 | Unidirectional ribbed formwork and installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010600953.7A CN111706073B (en) | 2020-06-29 | 2020-06-29 | Unidirectional ribbed formwork and installation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111706073A CN111706073A (en) | 2020-09-25 |
| CN111706073B true CN111706073B (en) | 2022-02-22 |
Family
ID=72544468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010600953.7A Active CN111706073B (en) | 2020-06-29 | 2020-06-29 | Unidirectional ribbed formwork and installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111706073B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356430B (en) * | 2021-06-29 | 2023-01-17 | 中铁八局集团第一工程有限公司 | Construction method of dense rib plate floor |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2050860U (en) * | 1988-05-13 | 1990-01-10 | 北京市建筑工程研究所 | Butt-joint type t model plastic shuttering |
| JP4391011B2 (en) * | 2000-12-28 | 2009-12-24 | 大成建設株式会社 | Fixing jig for construction steel material |
| CN1236163C (en) * | 2003-06-30 | 2006-01-11 | 邱则有 | Thin wall molded case member |
| KR20130105091A (en) * | 2012-03-16 | 2013-09-25 | 이창남 | Light-weight ribbed truss deck consist of ribbed deck and steel bar truss |
| CN104831920A (en) * | 2015-05-22 | 2015-08-12 | 天津洪晟基业建材有限公司 | Novel environment-friendly modified plastic circulation mold shell and construction method thereof |
| CN205077686U (en) * | 2015-10-23 | 2016-03-09 | 陕西建工第七建设集团有限公司 | Close girt strip board construction structures based on -in -place mould |
| CN105625621B (en) * | 2015-12-30 | 2018-04-10 | 中国一冶集团有限公司 | Waffle beam formwork is fixed and electromechanical pipeline fixes Versatile apparatus and method |
| CN109025017A (en) * | 2018-08-17 | 2018-12-18 | 大连三川建设集团股份有限公司 | Reinforced concrete hollow overlaps two-way ribbed slab floor and its method of construction |
| CN209457380U (en) * | 2018-12-21 | 2019-10-01 | 淄博和阳工贸有限公司 | Waffle beam superstructure gang form |
| CN110374321B (en) * | 2019-07-23 | 2023-08-15 | 天津洪晟基业建材有限公司 | Assembled multi-ribbed beam floor system combined template and construction method |
-
2020
- 2020-06-29 CN CN202010600953.7A patent/CN111706073B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN111706073A (en) | 2020-09-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10837166B2 (en) | Building structure and construction method for same | |
| CN102605858B (en) | Building structure and construction method | |
| CN202706198U (en) | Building structure | |
| CN111779170B (en) | Dense rib support-free unit template device and installation method | |
| CN110409811B (en) | Non-dismantling forming column template containing reinforcement cage, template structure and building process | |
| CN111691593B (en) | Dense rib support-free system and construction method thereof | |
| CN111706073B (en) | Unidirectional ribbed formwork and installation method | |
| US4210304A (en) | Transparent cement form and method of form usage | |
| CN111395754B (en) | Method for implementing formwork supporting system | |
| CN110847599A (en) | Special-shaped column formwork filling reinforcement device and construction method thereof | |
| EP3403798B1 (en) | Mobile structure and procedure for the prefabrication of desirably prestressed concrete bars | |
| CN212743358U (en) | Novel one-way close rib template | |
| US3049785A (en) | Apparatus for making hyperbolic-paraboloidal thin shell building units | |
| CN212670966U (en) | Supporting-free sleeve mold device for construction of ribbed floor | |
| CN209874655U (en) | Detachable modular assembled combined enclosing wall | |
| CN214942388U (en) | Frame post template structure | |
| CN111779169B (en) | Support-free assembled formwork device for ribbed floor and construction method | |
| CN114277686A (en) | Construction process of large-span steel plate combination beam | |
| KR101482585B1 (en) | Post foundation block structure | |
| CN212671174U (en) | Assembly type template device is exempted from to prop up by close rib superstructure | |
| CN105422140A (en) | Template supporting device for concrete supporting construction of shaft and lane engineering | |
| CN219491954U (en) | Enclosure upright post, upright post prefabricated member and upright post barrel | |
| CN217292740U (en) | Cylinder design wood system template structure | |
| CN212336729U (en) | Formwork supporting system | |
| CN214090326U (en) | Prefabricated reinforced concrete column connected node of assembled |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |