CN113944318B - Steel template reinforcing device, arc-shaped combined shaping steel template and using method thereof - Google Patents
Steel template reinforcing device, arc-shaped combined shaping steel template and using method thereof Download PDFInfo
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- CN113944318B CN113944318B CN202111293078.3A CN202111293078A CN113944318B CN 113944318 B CN113944318 B CN 113944318B CN 202111293078 A CN202111293078 A CN 202111293078A CN 113944318 B CN113944318 B CN 113944318B
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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
- E04G9/00—Forming or shuttering elements for general use
- E04G9/02—Forming boards or similar elements
- E04G9/06—Forming boards or similar elements the form surface being of metal
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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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/001—Corner fastening or connecting means for forming or stiffening elements
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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
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/04—Connecting or fastening means for metallic forming or stiffening elements, e.g. for connecting metallic elements to non-metallic elements
- E04G17/047—Connecting or fastening means for metallic forming or stiffening elements, e.g. for connecting metallic elements to non-metallic elements simultaneously tying two facing forms
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
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Abstract
The steel formwork reinforcing device, the arc-shaped combined shaping steel formwork and the use method thereof solve the problems that the flatness of a wall body is difficult to guarantee and the integral hoisting and lifting cannot be realized in the existing formwork assembling and reinforcing mode. Template reinforcing apparatus: the wall-penetrating screw rod comprises a pair of connecting rods, a bearing piece, a clamping piece and a wall-penetrating screw rod, wherein the bearing piece is fixedly connected to the bottom of the shaping sub-template, the bottoms of the connecting rods are inserted into the bearing piece, the connecting rods are detachably connected to the shaping sub-template through the clamping piece, one end of the wall-penetrating screw rod is sleeved on the connecting rods, and the other end of the wall-penetrating screw rod penetrates through the inner template and the outer template and then is locked and fixed. The arc-shaped combined shaping steel template comprises shaping sub-templates and template reinforcing devices, a plurality of shaping sub-templates are assembled and connected in a threaded mode, and the template reinforcing devices are arranged vertically and at intervals along the horizontal extending direction of the shaping sub-templates. The using method comprises the following steps: and assembling the arc-shaped combined forming steel template and connecting the arc-shaped combined forming steel template with the inner template, and after the front wall body is poured and disassembled, integrally lifting the forming steel template to pour the upper layer of the arc-shaped reinforced concrete shear wall.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a steel template reinforcing device, an arc-shaped combined shaping steel template and a using method of the arc-shaped combined shaping steel template.
Background
The cast-in-place reinforced concrete wall comprises a straight wall, a T-shaped wall, an arc wall and the like. The main types of the template and the reinforcing system used for the cast-in-place reinforced concrete wall body comprise: the system comprises a wood template square wood back-ridge through-wall screw reinforcing system, an aluminum template steel back-ridge through-wall screw reinforcing system, an all-steel large template through-wall screw reinforcing system, a sizing small steel template loose-joint pull sheet or a steel back-ridge screw reinforcing system and the like. The wood formwork square-wood back-ridge wall-penetrating screw reinforcing system is suitable for various cast-in-place reinforced concrete walls, and is used for pouring arc-shaped walls, the whole wood formwork needs to be divided into multiple small panels, the small panels are reinforced through vertical square-wood back ridges, horizontal steel pipe back ridges and wall-penetrating screws to form the whole formwork, machining and installation processes are complex, the whole formwork can not be lifted and removed one by one according to reverse orders of installation, and the whole formwork can not be lifted and removed. The aluminum formwork steel back ridge wall-penetrating screw reinforcing system is suitable for straight and T-shaped cast-in-place reinforced concrete walls, the wall body partitioning aluminum formwork is reinforced through square steel back ridges and wall-penetrating screws to form an integral formwork, and the integral hoisting and dismantling cannot be achieved. The all-steel large-formwork wall-penetrating screw reinforcing system is suitable for straight and T-shaped cast-in-place reinforced concrete walls, and is used for customizing large arc-shaped formworks when the arc-shaped walls are used, the large arc-shaped formworks are heavy in weight and large in steel consumption, and square steel back ridges difficult to adopt are reinforced, so that the flatness requirement of the walls is difficult to guarantee in the wall concrete pouring process. The small sizing steel template loose splicing pull sheet or steel backing stupefied screw reinforcing system is suitable for various cast-in-place reinforced concrete walls, an integral template is formed by reinforcing the small steel template and the application pull sheet or the steel backing stupefied screw, the processing and mounting process is complex, the small sizing steel template loose splicing pull sheet or the steel backing stupefied screw still needs to be dismounted one by one according to the reverse order of the mounting sequence, and the integral hoisting dismounting cannot be realized.
Disclosure of Invention
The invention aims to provide a steel template reinforcing device, an arc-shaped combined shaping steel template and a construction method thereof, aiming at the problems that the flatness of a cast-in-place arc-shaped wall body is difficult to ensure in the existing assembling and reinforcing mode of an arc-shaped cast-in-place reinforced concrete wall body template, and the construction process is complicated and the efficiency is low because the outer template cannot be integrally hoisted and lifted after being assembled and reinforced.
The technical scheme adopted by the invention for solving the technical problems is as follows: a formwork reinforcing apparatus, comprising: a pair of connecting rod that parallel and interval set up, a bearing piece, two at least buckle spare and a plurality of wall screw rods of wearing, bearing piece rigid coupling in the bottom of design submodule board, a pair of connecting rod is vertical to be set up in the design submodule board outside, and the bottom detachable connection of connecting rod is in bearing piece, two at least buckle spare set up along connecting rod length direction, every design submodule board corresponds and sets up a buckle spare, the connecting rod is detachable the connecting in design submodule board through the buckle respectively, a plurality of wall screw rods of wearing set up along connecting rod length direction, and wear the hook head cover of wall screw rod one end and locate a pair of connecting rod, it is fixed by nut locking behind its other end running through design submodule board and inner formword.
The template reinforcing device comprises a supporting piece, a pair of connecting rods, at least two buckling pieces and a plurality of wall penetrating screw rods, wherein the supporting piece is connected to the bottom of an outer template, the bottom ends of the pair of connecting rods are detachably connected to the supporting piece, the connecting rods are detachably connected to each shaping sub-template through the buckling pieces, so that the at least two shaping sub-templates are connected into an integral outer template through the supporting piece, the connecting rods and the buckling pieces, the outer template and the inner template are connected through the plurality of wall penetrating screw rods, the hook heads of the wall penetrating screw rods are used for fastening the pair of connecting rods which are distributed at intervals, the assembled at least two shaping sub-templates are integrally reinforced through the template reinforcing device, in addition, the fastening force of the wall penetrating screw rods is uniformly distributed on the shaping sub-templates through the pair of connecting rods which are distributed at intervals, the reinforcing unevenness of the shaping sub-templates caused by the concentration of the stress of the fastening force of the wall penetrating screw rods is avoided, and the flatness of an arc-shaped reinforced concrete wall body is ensured. When the formwork is disassembled, the wall-penetrating screw and the inner formwork are disassembled, the shaping sub-formwork and the connecting rod which are detachably connected through the clamping piece are supported by the supporting piece at the bottom, so that the outer formwork still keeps as a whole, the integral hoisting and lifting of the outer formwork are realized, the rapid overturning use of the outer formwork is facilitated, the removing step of the outer formwork is omitted, the construction efficiency is improved, and the construction cost is reduced.
Furthermore, the supporting piece is composed of a pair of supporting hooks which are oppositely arranged, each supporting hook is composed of a U-shaped main body and a bending part connected to one end of the main body, the bending part is perpendicular to the plane of the main body, and the bending part is fixedly connected to the transverse rib of the shaping sub-template, so that the main body of the supporting hook can be cantilevered outside the shaping sub-template, and the bottom ends of the pair of connecting rods are inserted into the pair of supporting hooks.
Further, buckle spare includes U-shaped rings and a pair of lifting hook, and U-shaped rings level sets up, and the open end rigid coupling of U-shaped rings is in design submodule, and a pair of lifting hook is vertical, the interval sets up and connects respectively in a pair of connecting rod, and the position of lifting hook is corresponding with the position of U-shaped rings for the connecting rod catches on U-shaped rings through the lifting hook.
Furthermore, the hook head of the through-wall screw is provided with a pair of arc-shaped grooves which are symmetrically arranged, and the distance between the pair of connecting rods and the pair of arc-shaped grooves is matched, so that the pair of connecting rods can be respectively buckled in the pair of arc-shaped grooves of the hook head of the through-wall screw.
The utility model provides an arc combination design steel template, it includes two piece at least design submodule boards, and a plurality of template reinforcing apparatus, two piece at least design submodule boards are along vertical and horizontal assembling and threaded connection, a plurality of template reinforcing apparatus are vertical along the design submodule board horizontal extending direction of assembling, the interval sets up, template reinforcing apparatus's holding piece rigid coupling is in the design submodule board of bottom, a pair of connecting rod is vertical to be set up in the design submodule board outside, the bottom detachable connection in holding piece of a pair of connecting rod, two at least buckle pieces set up along connecting rod length direction, every design submodule board corresponds and sets up at least one buckle piece, the connecting rod passes through the detachable connection in design submodule board of buckle piece, a plurality of wall screw rods that wear set up along connecting rod length direction, the hook head buckle of wall screw rod one end is in a pair of connecting rod, it is fixed by nut locking behind the design submodule board and the inner formword that its other end runs through assembling.
The invention relates to an arc-shaped combined shaping steel template, which comprises at least two shaping sub-templates which are vertically and horizontally assembled and are in threaded connection, and a plurality of template reinforcing devices, wherein the plurality of template reinforcing devices are vertically and alternately arranged along the horizontal extension direction of the assembled shaping sub-templates, a supporting piece of each template reinforcing device is connected with the shaping sub-template at the bottom, the bottom ends of a pair of connecting rods are detachably connected with the supporting piece, the upper parts of the connecting rods are detachably connected with each shaping sub-template through clamping pieces, so that the at least two shaping sub-templates are connected and reinforced into the integral arc-shaped combined shaping steel template through the template reinforcing devices, the arc-shaped combined shaping steel template is in locking connection with an inner template through wall-penetrating screws, the fastening force of the wall-penetrating screws is uniformly distributed on the shaping sub-templates through the pair of connecting rods which are distributed at intervals, the uneven reinforcement of the shaping sub-templates caused by the stress concentration of the fastening force of the wall-penetrating screws is avoided, and the flatness of an arc-shaped reinforced concrete wall body is ensured. When the form is disassembled, the wall-penetrating screw and the inner formwork are removed, the arc-shaped combined shaping steel formwork is hoisted and lifted integrally, and for the traditional assembling steel formwork which is assembled one by one and disassembled one by one in the reverse order, the arc-shaped combined shaping steel formwork is connected with a plurality of shaping sub-formworks stably and reliably into an integral outer formwork by utilizing the formwork reinforcing device, so that the arc-shaped combined shaping steel formwork is convenient and quick to disassemble and assemble, the integral hoisting and lifting of the arc-shaped combined shaping steel formwork can be realized, the arc-shaped combined shaping steel formwork can be overturned and used quickly, the construction efficiency is improved, and the construction cost is reduced.
Furthermore, it still includes a plurality of lugs, and a plurality of lugs equipartition are connected in the top of the design submodule board of assembling.
In addition, the invention also provides a using method of the arc-shaped combined shaping steel template, which comprises the following steps:
binding pre-embedded steel bars of an arc-shaped reinforced concrete shear wall to be poured on a current layer, erecting an arc-shaped inner template, sequentially hoisting at least two shaping sub-templates, vertically or/and horizontally assembling the at least two shaping sub-templates and preliminarily connecting the at least two shaping sub-templates into a shaping steel template through connecting bolts, vertically arranging a plurality of template reinforcing devices along the horizontal extension direction of the shaping steel template at intervals, fixedly connecting supporting pieces of the template reinforcing devices to the bottom of the outer side of the shaping steel template, inserting the bottoms of a pair of connecting rods into the supporting pieces, arranging at least two buckling pieces along the length direction of the connecting rods to detachably connect the connecting rods to the at least two shaping sub-templates respectively, sleeving hook heads at one ends of wall-penetrating screws on the pair of connecting rods, and locking and fixing the other ends of the wall-penetrating screws after penetrating through the shaping steel template and the inner template to complete the assembly of the arc-shaped combined shaping steel template;
pouring concrete of the current-layer arc-shaped reinforced concrete shear wall, removing the through-wall screw when the strength of the concrete reaches a form removal condition, lifting the integral forming steel formwork to the position of the upper layer to be poured of the arc-shaped reinforced concrete shear wall, erecting the arc-shaped inner formwork and connecting the inner formwork with the forming steel formwork, pouring the upper layer of the arc-shaped reinforced concrete shear wall, and repeating the steps until the integral arc-shaped reinforced concrete shear wall is poured.
The invention relates to a using method of an arc-shaped combined shaping steel template, which comprises the steps of erecting an inner template after binding embedded steel bars of an arc-shaped reinforced concrete shear wall to be cast on a current layer is finished, preliminarily connecting at least two shaping sub-templates into one shaping steel template serving as an outer template, arranging a plurality of template reinforcing devices at intervals vertically along the horizontal extension direction of the shaping steel template, fixedly connecting supporting pieces of the template reinforcing devices to the bottom of the shaping steel template, inserting the bottom ends of a pair of connecting rods into the supporting pieces, detachably connecting the upper parts of the connecting rods to the shaping steel template through a plurality of buckling pieces arranged along the length direction of the connecting rods, buckling hooks at one ends of a plurality of wall penetrating screws to the pair of connecting rods, and locking and fixing the other ends of the connecting rods to the shaping steel template and the inner template, after the arc-shaped reinforced concrete shear wall on the current layer is finished, detaching the wall penetrating screws and the inner template, lifting the whole shaping steel template to the position of the arc-shaped reinforced concrete shear wall to be cast on the upper layer, erecting the inner template and casting the arc-shaped reinforced concrete shear wall on the current layer, and repeating shear wall until the arc-shaped reinforced concrete shear wall is finished; the fixing force of the through-wall screws is adjusted to enable the surface of the shaping steel formwork to be smooth, the pouring flatness of the wall body is guaranteed, the shaping steel formwork assembled and combined can be integrally hoisted and lifted after being reinforced by the formwork reinforcing device, the steps of dismantling and leveling a traditional assembled outer formwork are omitted, the construction process is simplified, the construction efficiency is improved, and the construction cost is reduced.
Furthermore, after at least two sizing submodels are assembled vertically or/and transversely and are preliminarily connected into a sizing steel template through connecting bolts, the bending parts of the supporting pieces are welded on the transverse ribs of the sizing submodels, so that the U-shaped main body of the supporting hook can be cantilevered outside the sizing submodels, and the bottom ends of a pair of connecting rods are inserted into a pair of supporting hooks.
Further, set up two at least buckle spare along connecting rod length direction, set up the U-shaped rings level of buckle spare, the open end welded connection of U-shaped rings is in design submodule, with a pair of lifting hook vertical, interval setting and weld respectively in a pair of connecting rod, and the position of lifting hook is corresponding with the position of U-shaped rings for catch on U-shaped rings with a pair of lifting hook of connecting rod rigid coupling.
Drawings
FIG. 1 is a perspective view of one embodiment of the present invention of an arc-shaped combined and shaped steel form;
FIG. 2 is a front view of one embodiment of the present invention of an arc-shaped composite form-setting steel form;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a schematic structural diagram of an upper sizing sub-template according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a middle sizing sub-template according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a lower form factor sub-template according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a pair of connecting rods according to an embodiment of the present invention;
FIG. 8 is a schematic view of a support member according to an embodiment of the present invention;
FIG. 9 is a schematic view of a pair of connecting rods inserted into the supporting member at the bottom ends thereof according to an embodiment of the present invention;
FIG. 10 is a schematic view of the connection relationship between the fastener and the connecting member and between the fastener and the sub-molding plate according to an embodiment of the invention;
FIG. 11 is a schematic structural view of a wall screw according to an embodiment of the present invention;
fig. 12 to 16 are schematic diagrams illustrating steps of a method for using the arc-shaped combined shaping steel form according to the present invention. The numbers in the figures are as follows:
an arc-shaped reinforced concrete wall body 1; the arc-shaped combined shaping steel template 10; an upper shaping submodule 11; a middle shaping sub-template 12; a lower shaping sub-template 14; a cross rib 141; a connecting bolt 13; a connecting rod 15; a support hook 16; a main body 161; a bending portion 162; a fastener 17; a U-shaped hanging ring 171; a hook 172; a through-wall screw 18; a hook head 181; an arcuate groove 182; a lifting lug 19; an inner form 20.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. For convenience of description, the directions of "up" and "down" described below are the same as the directions of "up" and "down" in the drawings, but this is not a limitation of the technical solution of the present invention.
Example 1
In the present embodiment, the construction of a cast-in-situ arc reinforced concrete wall 1 is taken as an example, the inner formwork 20 is formed by splicing wooden formworks, the outer formwork is a spliced all-steel formwork, the outer formwork is formed by vertically splicing three shaping sub-formworks, namely an upper shaping sub-formwork 11, a middle shaping sub-formwork 12 and a lower shaping sub-formwork 14, and two adjacent shaping sub-formworks are connected by connecting screw threads, and the formwork reinforcing device of the present embodiment is described below with reference to fig. 1 to 11, and comprises: a pair of connecting rod 15, a bearing piece, three buckle 17 that set up parallelly and interval, and a plurality of wall screw 18 of wearing, bearing piece rigid coupling in the bottom of lower part design submodule 14, a pair of connecting rod 15 is vertical to be set up in the exterior sheathing outside, and the bottom detachable connection in bearing piece of connecting rod 15, three buckle 17 sets up along connecting rod 15 length direction, every design submodule corresponds and sets up a buckle 17, connecting rod 15 is detachable the connection in three design submounts through three buckle 17 respectively, a plurality of wall screw 18 of wearing set up along connecting rod 15 length direction, and wear the gib 181 cover of wall screw 18 one end and locate a pair of connecting rod 15, its other end is fixed by nut locking after running through design submodule and interior template 20. In this embodiment, the connecting rods 15 are made of steel pipes with a diameter of 48.3 × 5mm, the length of each connecting rod is the height of a building, the distance between two adjacent pairs of connecting rods 15 is 300mm, and the distance between the connecting bolts 13 is 300mm.
The template reinforcing device comprises a supporting piece, a pair of connecting rods 15, at least two buckling pieces 17 and a plurality of wall penetrating screw rods 18, wherein the supporting piece is connected to the bottom of an outer template, the bottom ends of the connecting rods 15 are detachably connected to the supporting piece, the connecting rods 15 are detachably connected to each shaping sub-template through the buckling pieces 17, so that the at least two shaping sub-templates are connected into an integral outer template through the supporting piece, the connecting rods 15 and the buckling pieces 17, the outer template and the inner template 20 are connected through the wall penetrating screw rods 18, the hook heads 181 of the wall penetrating screw rods 18 are used for fastening the pair of connecting rods 15 which are distributed at intervals, the assembled at least two shaping sub-templates are integrally reinforced through the template reinforcing device, the fastening force of the wall penetrating screw rods 18 is uniformly distributed on the shaping sub-templates through the pair of connecting rods 15 which are distributed at intervals, the phenomenon that the reinforcing of the shaping sub-templates is not uniform due to the concentration of the fastening force stress of the wall penetrating screw rods 18 is avoided, and the flatness of an arc-shaped reinforced concrete wall 1 is ensured. When the formwork is disassembled, the wall-penetrating screw rods 18 and the inner formwork 20 are disassembled, the shaping sub-formwork and the connecting rod 15 which are detachably connected through the clamping pieces 17 are supported by the supporting piece at the bottom, so that the outer formwork still keeps to be a whole, the integral hoisting and lifting of the outer formwork are realized, the use of the outer formwork in quick overturning is facilitated, the step of removing the outer formwork is omitted, the construction efficiency is improved, and the construction cost is reduced.
As shown in fig. 8 and 9, the support member is composed of a pair of support hooks 16 arranged oppositely, the support hooks 16 are composed of a U-shaped main body 161 and a bending part 162 connected to the top of one end of the main body 161, the bending part 162 is perpendicular to the plane of the main body 161, the bending part 162 is welded to the transverse rib 141 of the lower shaping sub-template 14, so that the U-shaped main body 161 of the support hooks 16 can be suspended outside the outer template, and the bottom ends of the pair of connecting rods 15 are inserted into the pair of support hooks 16, thereby realizing the detachable connection between the connecting rods 15 and the support member. The bracket hook 16 of this embodiment is made of a ribbed steel bar having a diameter of 10 mm.
As shown in fig. 10, the fastener 17 includes a U-shaped hanging ring 171 and a pair of hooks 172, the U-shaped hanging ring 171 is horizontally disposed, an open end of the U-shaped hanging ring 171 is welded to a middle portion of the sizing sub-template, the hooks 172 are vertically disposed at intervals and are respectively welded to the connecting rods 15, and positions of the hooks 172 correspond to positions of the U-shaped hanging rings 171, so that the connecting rods 15 hook the U-shaped hanging ring 171 through the hooks 172, thereby further reinforcing a plurality of sizing sub-templates, and the fastener is convenient to assemble and disassemble and is beneficial to recycling the sizing sub-template. The U-shaped hanging ring 171 in this embodiment is made of a smooth steel bar with a diameter of 10mm, and the hanging hook 172 is preferably a cleat button made of a ribbed steel bar with a diameter of 10 mm.
As shown in fig. 11, the hook head 181 of the wall-through screw 18 has a pair of arc-shaped grooves 182 symmetrically arranged, and the arc-shaped grooves 182 of the hook head 181 are all arranged toward the outer form, and the distance between the pair of connecting rods 15 and the pair of arc-shaped grooves 182 is adapted, so that the pair of connecting rods 15 can be respectively fastened in the pair of arc-shaped grooves 182 of the hook head 181 of the wall-through screw 18, and besides the inner and outer forms are connected by the wall-through screw 18, the hook head 181 of the wall-through screw 18 is also used to realize the reinforced connection between the connecting rods 15 and the outer form. In this embodiment, the distance between two vertically adjacent wall screws 18 is 300mm, and the distance between two horizontally adjacent wall screws 18 is 300mm, so as to ensure reliable connection between the inner and outer formworks.
Example 2
The arc-shaped combined forming steel formwork 10 of the present embodiment is described with reference to fig. 1 to 11, and includes at least two forming sub-formworks and a plurality of formwork reinforcing devices as described in embodiment 1, the forming sub-formworks are vertically and horizontally assembled and screwed, the plurality of formwork reinforcing devices are vertically and alternately arranged along the horizontal extending direction of the assembled forming sub-formworks, a support member of the formwork reinforcing device is fixedly connected to the bottom forming sub-formwork, a pair of connecting rods 15 is vertically arranged outside the forming sub-formworks, the bottoms of the pair of connecting rods 15 are detachably connected to the support member, at least two fasteners 17 are arranged along the length direction of the connecting rods 15, each forming sub-formwork is correspondingly provided with at least one fastener 17, the connecting rods 15 are detachably connected to the forming sub-formworks through the fasteners 17, a plurality of wall-penetrating screws 18 are arranged along the length direction of the connecting rods 15, hook 181 at one end of the wall-penetrating screw 18 is fastened to the pair of connecting rods 15, and the other end of the wall-penetrating the assembled forming sub-formworks and the inner formwork 20 is locked and fixed by nuts.
The invention relates to an arc-shaped combined shaping steel template 10, which comprises at least two shaping sub-templates which are vertically and horizontally assembled and are in threaded connection, and a plurality of template reinforcing devices, wherein the plurality of template reinforcing devices are vertically and alternately arranged along the horizontal extending direction of the assembled shaping sub-templates, a supporting piece of each template reinforcing device is connected with the shaping sub-template at the bottom, the bottom ends of a pair of connecting rods 15 are detachably connected with the supporting pieces, the upper parts of the connecting rods 15 are detachably connected with each shaping sub-template through clamping pieces 17, so that the at least two shaping sub-templates are connected and reinforced into the integral arc-shaped combined shaping steel template 10 through the template reinforcing devices, the arc-shaped combined shaping steel template 10 is locked and connected with an inner template 20 through wall penetrating screws 18, the fastening force of the wall penetrating screws 18 is uniformly distributed on the shaping sub-templates through the pair of connecting rods 15 which are distributed at intervals, the uneven reinforcement of the shaping sub-templates caused by the stress concentration of the fastening force of the wall penetrating screws 18 is avoided, and the flatness of an arc-shaped reinforced concrete wall 1 is ensured. When the form is demolished, roll over wall screw 18 and inner formword 20 off, integral hoisting and promotion arc combination design steel form 10, for assemble one by one and reverse the preface demolish one by one tradition assemble the steel form, this arc combination design steel form 10 utilizes template reinforcing apparatus to be a whole exterior sheathing with polylith design submodule reliable and stable connection, easy dismounting is swift, can realize arc combination design steel form 10's integral hoisting and promotion, and be favorable to arc combination design steel form 10's quick upset to be used, construction efficiency is improved, construction cost is reduced.
As shown in fig. 4, the arc-shaped combined shaping steel formwork 10 further comprises a plurality of lifting lugs 19, and the plurality of lifting lugs 19 are uniformly distributed and connected to the top end of the upper shaping sub-formwork 11, so that the arc-shaped combined shaping steel formwork 10 can be lifted by the hoisting equipment conveniently and integrally. The lifting lug 19 of this embodiment is preferably made of round smooth steel bar with a diameter of 8 mm.
Example 3
The method for using the arc-shaped combined shaping steel template 10 of the present invention is described with reference to fig. 12 to 16, and the specific steps are as follows:
as shown in fig. 12, pre-embedded steel bars of an arc-shaped reinforced concrete shear wall to be cast on the current floor are bound, an arc-shaped inner formwork 20 is erected, three shaping sub-formworks are sequentially hoisted, namely a lower shaping sub-formwork 14, a middle shaping sub-formwork 12 and an upper shaping sub-formwork 11, the three shaping sub-formworks are vertically assembled and are preliminarily connected into one shaping steel formwork through connecting bolts 13, as shown in fig. 13, a plurality of formwork reinforcing devices are vertically arranged along the horizontal extension direction of the shaping steel formwork at intervals, supporting pieces of the formwork reinforcing devices are fixedly connected to the outer bottom of the shaping steel formwork, the bottoms of a pair of connecting rods 15 are inserted into the supporting pieces, as shown in fig. 14 and 15, the three clamping pieces 17 arranged along the length direction of the connecting rods 15 are detachably connected to the three shaping sub-formworks respectively, as shown in fig. 16, hook heads 181 at one ends of wall-penetrating screws 18 are sleeved on the pair of connecting rods 15, the other ends of the connecting rods 15 penetrate through the shaping steel formwork and the inner formwork 20 and are locked and fixed, and the arc-shaped combined shaping steel formwork 10 is assembled;
and (3) pouring concrete of the current-layer arc-shaped reinforced concrete shear wall, removing the through-wall screw rods 18 when the strength of the concrete reaches a form removal condition, lifting the integral forming steel formwork to the position of the upper-layer arc-shaped reinforced concrete shear wall to be poured, erecting an arc-shaped inner formwork 20 and connecting the inner formwork with the forming steel formwork, pouring the upper-layer arc-shaped reinforced concrete shear wall, and repeating the steps until the integral arc-shaped reinforced concrete shear wall is poured.
The invention relates to a using method of an arc-shaped combined shaping steel template 10, which comprises the steps of erecting an inner template 20 after binding embedded steel bars of an arc-shaped reinforced concrete shear wall to be cast on a current layer is finished, preliminarily connecting at least two shaping sub-templates into one shaping steel template serving as an outer template, arranging a plurality of template reinforcing devices at intervals vertically along the horizontal extension direction of the shaping steel template, fixedly connecting supporting pieces of the template reinforcing devices to the bottom of the shaping steel template, inserting the bottom ends of a pair of connecting rods 15 into the supporting pieces, detachably connecting the upper parts of the connecting rods 15 to the shaping steel template through a plurality of buckling pieces 17 arranged along the length direction of the connecting rods, buckling hook heads 181 at one ends of a plurality of wall penetrating screw rods 18 to the pair of connecting rods 15, penetrating the other ends of the connecting rods through the shaping steel template and the inner template 20 and locking and fixing, detaching the wall penetrating screw rods 18 and the inner template 20 after the arc-shaped reinforced concrete shear wall of the current layer is cast, lifting the whole shaping steel template to the position of the arc-shaped reinforced concrete shear wall to be cast on the upper layer, erecting the arc-shaped reinforced concrete shear wall, and repeatedly casting the whole arc-shaped reinforced concrete shear wall until the arc-shaped reinforced concrete shear wall is finished; the surface of the shaping steel formwork is smooth by adjusting the fastening force of the through-wall screw 18, the casting flatness of the wall body is ensured, the shaping steel formwork 10 assembled and combined can be integrally hoisted and lifted after being reinforced by the formwork reinforcing device, the steps of dismantling and leveling the traditional assembled outer formwork are omitted, the construction process is simplified, the construction efficiency is improved, and the construction cost is reduced.
In the above steps, after at least two sizing sub-templates are vertically or/and horizontally assembled and preliminarily connected to form one sizing steel template through the connecting bolt 13, the bending part 162 of the support piece is welded to the transverse rib 141 of the sizing sub-template, so that the U-shaped main body 161 of the support hook 16 can be cantilevered outside the sizing sub-templates, and the bottom ends of the pair of connecting rods 15 are inserted into the pair of support hooks 16.
In the above-mentioned step, set up two at least buckle spare 17 along connecting rod 15 length direction, set up buckle spare 17's U-shaped rings 171 level, U-shaped rings 171's open end welded connection is in the design submodule, with a pair of lifting hook 172 vertical, interval setting and weld respectively in a pair of connecting rod 15, and the position of lifting hook 172 is corresponding with the position of U-shaped rings 171 for a pair of lifting hook 172 with connecting rod 15 rigid coupling catches on U-shaped rings 171.
The above description is only for the purpose of describing preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, and any variations and modifications made by those skilled in the art based on the above disclosure are intended to fall within the scope of the appended claims.
Claims (6)
1. A formwork reinforcement device, comprising: the wall-penetrating screw rod structure comprises a pair of connecting rods, a supporting piece, at least two buckling pieces and a plurality of wall-penetrating screw rods, wherein the connecting rods are arranged in parallel at intervals, the supporting piece is fixedly connected to the bottom of a shaping sub-template, the connecting rods are vertically arranged on the outer side of the shaping sub-template, the bottom of each connecting rod is detachably connected to the supporting piece, the at least two buckling pieces are arranged along the length direction of the connecting rods, each shaping sub-template is correspondingly provided with one buckling piece, the connecting rods are detachably connected to the shaping sub-template through the buckling pieces respectively, the wall-penetrating screw rods are arranged along the length direction of the connecting rods, hook heads at one ends of the wall-penetrating screw rods are sleeved on the connecting rods, and the other ends of the wall-penetrating screw rods are locked and fixed by nuts after penetrating through the shaping sub-template and an inner template;
the buckling piece comprises a U-shaped lifting ring and a pair of lifting hooks, the U-shaped lifting ring is horizontally arranged, the opening end of the U-shaped lifting ring is fixedly connected to the shaping sub-template, the pair of lifting hooks are vertically arranged at intervals and are respectively connected to the pair of connecting rods, and the positions of the lifting hooks correspond to the positions of the U-shaped lifting ring, so that the connecting rods hook the U-shaped lifting ring through the lifting hooks;
the supporting piece is composed of a pair of supporting hooks which are oppositely arranged, each supporting hook is composed of a U-shaped main body and a bending part connected to one end of the main body, the bending part is perpendicular to the plane of the main body, the bending part is fixedly connected to the transverse rib of the shaping sub-template, the main body of each supporting hook can be hung outside the shaping sub-template, and the bottom ends of the pair of connecting rods are inserted into the pair of supporting hooks.
2. The formwork reinforcement device of claim 1, wherein: the hook head of the wall-penetrating screw rod is provided with a pair of arc-shaped grooves which are symmetrically arranged, and the distance between the pair of connecting rods and the pair of arc-shaped grooves is matched, so that the pair of connecting rods can be respectively buckled in the pair of arc-shaped grooves of the hook head of the wall-penetrating screw rod.
3. The utility model provides an arc combination design steel form which characterized in that: the formwork reinforcing device comprises at least two sizing sub-formworks and a plurality of formwork reinforcing devices according to claim 1 or 2, wherein the at least two sizing sub-formworks are vertically and transversely assembled and are in threaded connection, the plurality of formwork reinforcing devices are vertically and alternately arranged along the horizontal extending direction of the assembled sizing sub-formworks, a bearing piece of the formwork reinforcing device is fixedly connected to the bottom sizing sub-formwork, a pair of connecting rods are vertically arranged on the outer side of the sizing sub-formworks, the bottoms of the pair of connecting rods are detachably connected to the bearing piece, the at least two buckling pieces are arranged along the length direction of the connecting rods, at least one buckling piece is correspondingly arranged on each sizing sub-formwork, the connecting rods are detachably connected to the sizing sub-formworks through the buckling pieces, a plurality of wall penetrating screw rods are arranged along the length direction of the connecting rods, hook heads at one ends of the wall penetrating screw rods are buckled to the pair of connecting rods, and the other ends of the wall penetrating through the assembled sizing sub-formworks and the inner formworks are locked and fixed by nuts.
4. The arc-shaped combined sizing steel template as recited in claim 3, wherein: it still includes a plurality of lugs, and a plurality of lugs equipartition are connected in the top of the design submodule board of assembling.
5. The use method of the arc-shaped combined sizing steel template as claimed in any one of claims 3 or 4, characterized by comprising the following steps:
binding embedded steel bars of an arc-shaped reinforced concrete shear wall to be poured on a current floor, erecting an arc-shaped inner template, sequentially hoisting at least two shaping sub-templates, assembling the at least two shaping sub-templates vertically or/and transversely and preliminarily connecting the at least two shaping sub-templates into a shaping steel template through connecting bolts, arranging a plurality of template reinforcing devices vertically along the horizontal extension direction of the shaping steel template at intervals, fixedly connecting bearing pieces of the template reinforcing devices to the bottoms of the outer sides of the shaping steel templates, inserting the bottoms of a pair of connecting rods into the bearing pieces, arranging at least two buckling pieces along the length direction of the connecting rods to detachably connect the buckling pieces to the at least two shaping sub-templates respectively, horizontally arranging U-shaped hanging rings of the buckling pieces, welding open ends of the U-shaped hanging rings to the shaping sub-templates, vertically and alternately arranging and respectively welding a pair of hanging hooks to the pair of connecting rods, wherein the positions of the hanging hooks correspond to the positions of the U-shaped hanging rings, so that the pair of hanging hooks fixedly connected with the connecting rods can hook the U-shaped hanging rings;
the hook head at one end of the wall-through screw rod is sleeved on the pair of connecting rods, and the other end of the wall-through screw rod penetrates through the shaping steel template and the inner template and then is locked and fixed, so that the arc-shaped combined shaping steel template is assembled;
pouring concrete of the current-layer arc-shaped reinforced concrete shear wall, removing the through-wall screw when the strength of the concrete reaches a form removal condition, lifting the integral forming steel formwork to the position of the upper layer to be poured of the arc-shaped reinforced concrete shear wall, erecting the arc-shaped inner formwork and connecting the inner formwork with the forming steel formwork, pouring the upper layer of the arc-shaped reinforced concrete shear wall, and repeating the steps until the integral arc-shaped reinforced concrete shear wall is poured.
6. The use method of the arc-shaped combined sizing steel template as recited in claim 5, wherein the step of: at least two design submodels are along vertical or/and transversely assemble and through connecting bolt initial connection for behind a slice design steel form, weld the kink of support piece in the rib of design submodel for the U-shaped main part of holding in the palm the hook can be encorbelmented in the design submodel outside, pegs graft in a pair of support hook with the bottom of a pair of connecting rod.
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