CN115492374A - Beam column joint formwork reinforcing structure and construction method - Google Patents
Beam column joint formwork reinforcing structure and construction method Download PDFInfo
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- CN115492374A CN115492374A CN202211078083.7A CN202211078083A CN115492374A CN 115492374 A CN115492374 A CN 115492374A CN 202211078083 A CN202211078083 A CN 202211078083A CN 115492374 A CN115492374 A CN 115492374A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
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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
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- Civil Engineering (AREA)
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Abstract
The invention discloses a beam-column joint template reinforcing structure and a construction method, wherein the beam-column joint template reinforcing structure comprises a beam template, a column template and a floor slab template which are spliced and encircled to form a beam-column pouring space and a reinforcing device for fixing the shape of the pouring space; the reinforcing device comprises battens arranged on the outer sides of the beam template and the column template, template fasteners arranged on the outer sides of the battens, internal corner connectors arranged at the joints of the three templates and external corner connectors arranged at the joints of the corners of the column template and the bottom surface of the floor template. The invention reinforces the template at the node of the beam column by the connecting piece in a targeted manner, so that the joints of the beam template, the column template and the floor slab template are connected into a whole to resist the outward tension of concrete together, thereby greatly improving the bearing capacity of the template at the node, reducing the outward expansion amplitude of the template at the node of the beam column, and effectively avoiding the phenomena of mold expansion, deflection and meat biting of the concrete caused by the deformation, inclination and sinking of the template.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a beam column joint template reinforcing structure and a construction method.
Background
In a building site, because the wood template has the advantages of light weight, low manufacturing cost and the like, the wood template is generally adopted for mounting the frame beam and column templates, and because the wood template has light weight and low manufacturing cost, the wood template also brings randomness to partial workers during template construction. Particularly, at the joint of the beam column, because the beam column joint formwork is generally troublesome and has low work efficiency, the traditional split bolts, beam clamps and square column clamps are difficult to effectively fix the joint on the premise of ensuring the pouring strength. In construction practice, a temporary loose-packed method on site is often adopted, the fragmentary wood templates are utilized for splicing, and reinforcement is only carried out by using battens in the vertical direction of the frame column for reinforcement and fixation, so that the templates at the position are easy to deform and dislocate, the splicing seams are not tight, the surface flatness and the connection verticality are poor, and the like, and the construction quality of concrete is seriously affected.
Disclosure of Invention
The invention mainly aims to provide a beam-column joint template reinforcing structure and a construction method, wherein the bearing capacity of a template at a beam-column joint is enhanced by arranging a female corner connecting piece and a male corner connecting piece on the template at the beam-column joint, and the problems of deformation, mold expansion, deflection and meat biting easily occurring at the conventional beam-column joint are solved.
The invention is realized in the following way:
the invention provides a beam-column joint template reinforcing structure which comprises a beam template, a column template and a floor slab template which are spliced and encircled to form a beam-column pouring space and a reinforcing device for fixing the shape of the pouring space; the reinforcing device comprises battens arranged on the outer sides of the beam template and the column template, template fasteners arranged on the outer sides of the battens, internal corner connectors arranged at the joints of the three templates, and external corner connectors arranged at the joints of the top corners of the column template and the bottom surface of the floor template.
Preferably, the beam template comprises a beam bottom template and a beam side template according to the installation position, the column template comprises a cross-connection surface template and a column side template, bolt holes are further formed in the beam template and the column template, and therefore the installation and the disassembly of the internal corner connecting piece and the external corner connecting piece are facilitated.
Preferably, the internal corner connecting piece comprises a first internal corner connecting plate arranged below the floor slab formwork, a second internal corner connecting plate connected with the beam side formwork and a third internal corner connecting plate connected with the interface formwork; the external corner connecting piece comprises a first external corner connecting plate arranged below the floor slab template, a second external corner connecting plate connected with the column side template and a third external corner connecting plate connected with the interface template; and each connecting plate is provided with a connecting hole matched with the bolt hole, and the internal corner connecting piece and the external corner connecting piece are detachably and fixedly connected with the template through bolts and nuts, so that the templates at the beam column node are spliced more tightly and stably.
Preferably, the reinforcing device further comprises right-angle connectors for assisting the female corner connectors and the male corner connectors in further reinforcing the side edges of the formwork.
Preferably, the second internal corner connecting plate, the third internal corner connecting plate, the second external corner connecting plate, the third external corner connecting plate and the connecting holes in the right-angle connecting piece are open through holes, and the size of the opening of each open through hole corresponds to the outer diameter of each bolt, so that the disassembling and assembling speed is increased.
Preferably, the formwork fastener comprises a beam clamp for clamping and fixing the beam formwork and a square column clamp for clamping and fixing the column formwork.
Preferably, the bolt holes in the inner side of the template are countersunk holes corresponding to the shapes of the heads of the bolts, so that the bolts are flush with the surface of the inner side of the template after being installed, and the surface quality of the poured wall body is ensured.
A beam column node formwork construction method comprises the following steps:
the method comprises the following steps: before construction, material planning is carried out on templates at the joints of the beam column according to construction drawings and the sizes of on-site templates, the beam templates, the column templates and the connecting pieces are prefabricated in advance, bolt holes are preset in the manufactured beam templates, column templates and floor templates, bolts are installed, and then nuts are installed on the outer sides of the templates, so that the subsequent connecting pieces are convenient to install;
splicing the column templates together to form a pouring cavity of the upright column, arranging battens on the outer sides of the column templates, clamping and fixing the column templates through template fasteners, splicing four corners of the top ends of the column templates with floor templates by adopting external corner connectors, and fixing the column templates through bolts;
step three: splicing the beam templates together to form a pouring cavity of the beam, arranging battens on the outer sides of the beam templates, clamping and fixing the beam templates through template fasteners, supporting the bottoms of the beam templates, connecting the joints of the beam templates, the column templates and the floor slab templates through internal corner connecting pieces, and fixing the joints through bolts;
step four: and (5) after all the templates are installed and checked to be qualified, pouring concrete.
The beam column node template reinforcing structure and the construction method provided by the invention have the beneficial effects that:
1. the method has the advantages that the manufacturing and using cost is low, the used tools are simple, the operation is convenient, the bolts and the nuts are detachably and fixedly connected with the template, the use of iron nails is reduced, the potential safety hazards in the construction process are reduced, the difficulty in removing the template is simplified, the loss of the template is reduced, and the method can be repeatedly used for many times.
2. The application range is wide, and the template at the joint part of the cross beam and the upright post with various shapes and sizes can be reinforced by utilizing the characteristic that the internal corner connecting piece and the external corner connecting piece are mutually combined and reinforced;
3. the construction quality is good, the internal corner connecting piece and the external corner connecting piece are adopted to oppositely support and reinforce the templates at the beam-column joints by utilizing the stability of the triangle, so that the templates at the beam-column joints are tightly connected together to form a whole, the deformation resistance of the templates at the beam-column joints is effectively improved, and the whole system of the beam templates and the column templates is more stable; meanwhile, the edge of the floor slab template can be supported, the elevation of the floor slab template is controlled in advance, and the phenomenon that the template is eaten due to sinking of the edge of the floor slab template is avoided.
Drawings
Fig. 1 is a schematic overall structural diagram of a beam-column joint formwork reinforcing structure provided in an embodiment of the present invention;
fig. 2 is a front view of a beam-column joint formwork reinforcing structure provided in an embodiment of the present invention;
fig. 3 is a side view of a beam-column node formwork reinforcing structure provided in an embodiment of the present invention;
fig. 4 is a schematic structural view of an internal corner connector in a beam-column node formwork reinforcing structure provided in an embodiment of the present invention;
fig. 5 is a schematic structural view of an external corner connector in a beam-column node formwork reinforcing structure provided in an embodiment of the present invention;
fig. 6 is a schematic structural view of a right-angle connector in a beam-column joint formwork reinforcing structure provided in an embodiment of the present invention;
fig. 7 is a front view of a joint surface formwork in a beam-column joint formwork reinforcing structure according to an embodiment of the present invention;
fig. 8 is a cross-sectional view of a bolt hole in a beam-column node formwork reinforcing structure according to an embodiment of the invention.
In the figure: 1-floor formwork, 2-beam side formwork, 3-beam bottom formwork, 4-cross-over surface formwork, 5-column side formwork, 6-bolt hole, 7-batten, 8-beam clamp, 9-square column clamp, 10-internal corner connecting piece, 101-first internal corner connecting plate, 102-second internal corner connecting plate, 103-third internal corner connecting plate, 11-external corner connecting piece, 111-first external corner connecting plate, 112-second external corner connecting plate, 113-third external corner connecting plate, 12-right angle connecting piece, 13-open through hole, 14-bolt and 15-nut.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
The utility model provides a beam column node template reinforced structure, includes and surrounds the space of pouring that constitutes the beam column by beam template, post template and 1 concatenation of floor template and be used for right the reinforcing apparatus who fixes is carried out to the shape of pouring the space. Specifically, the method comprises the following steps:
as shown in fig. 1 to 8, the beam formwork and the column formwork are cut by using a 15mm thick wood-rubber-covered mold closing plate, wherein the beam formwork includes a beam-side formwork 2 vertically disposed below the floor slab formwork 1 and a beam bottom formwork 3 horizontally disposed below the two beam-side formworks 2 according to an installation position, and the column formwork includes a column-side formwork 5 and a junction formwork 4 intersecting the beam formwork. Bolt holes 6 are formed in the beam template and the column template, so that the internal corner connecting piece 10 and the external corner connecting piece 11 can be conveniently installed and detached. And the bolt holes 6 on the inner side of the template are counter-sunk holes corresponding to the head shapes of the bolts 14, so that the bolts 14 are flush with the surface of the inner side of the template after being installed, and the surface quality of the wall body after pouring is ensured.
As shown in fig. 1 to 3, in the present embodiment, the reinforcing means includes a batten 7, a formwork fastener, and a connector. The battens 7 are arranged on the outer sides of the beam templates and the column templates at a certain interval, can reinforce the templates and prevent the templates from deforming during pouring, and the template fastener comprises a beam clamp 8 and a square column clamp 9 which are respectively used for clamping and fixing the spliced beam templates and column templates so as to stably pour the shape of the cavity.
As shown in fig. 1 to 6, the connecting member includes an internal corner connecting member 10, an external corner connecting member 11, and a right angle connecting member 12, wherein the internal corner connecting member 10 is disposed at the junction of the three forms, and includes three connecting plates perpendicular to each other, and specifically includes a first internal corner connecting plate 101 disposed below the floor form 1, a second internal corner connecting plate 102 connected to the beam-side form 2, and a third internal corner connecting plate 103 connected to the junction form 4. The external corner connecting piece 11 is arranged at the joint of the corner of the column formwork and the bottom surface of the floor formwork 1, and also comprises three connecting plates which are vertical to each other, specifically comprises a first external corner connecting plate 111 arranged below the floor formwork 1, a second external corner connecting plate 112 connected with the column side formwork 5, and a third external corner connecting plate 113 connected with the joint formwork 4. The internal corner connecting piece 10 and the external corner connecting piece 11 support the templates at the beam-column joints by adopting the triangular opposite-support design, so that the templates at the beam-column joints are tightly connected together to form a whole, the deformation resistance of the templates at the beam-column joints is effectively improved, and the whole system of the beam templates and the column templates is more stable; on the other hand can also play the supporting role to the edge of floor form 1, has played the effect of a pre-control to the elevation of floor form 1, has avoided eating the mould phenomenon because of the template that floor form 1 edge sinks and causes. The right-angle connecting piece 12 is arranged at the gap between the battens 7 on the two adjacent templates at the joint of the beam column, comprises two connecting plates which are perpendicular to each other and is used for assisting the internal corner connecting piece 10 and the external corner connecting piece 11 in further reinforcing the side edges of the templates.
Above-mentioned connecting plate is the steel sheet that 5mm is thick, welded fastening between connecting plate and the connecting plate to all open on every connecting plate with 6 matched with connecting holes of above-mentioned bolt hole, reentrant corner connecting piece 10 with external corner connecting piece 11 can dismantle fixedly continuous through bolt 14 and nut 15 with the template, thereby has reduced the use of iron nail, reduces the potential safety hazard in the work progress, and the dismouting is more convenient moreover, and is littleer to the injury of template, repeatedly usable many times.
Further, in order to improve the assembly and disassembly speed of the connecting piece, the connecting holes on the second internal corner connecting plate 102, the third internal corner connecting plate 103, the second external corner connecting plate 112, the third external corner connecting plate 113 and the right-angle connecting piece 12 are all opening through holes 13, the size of the opening of each opening through hole 13 corresponds to the outer diameter of each bolt 14, so that the connecting piece can be directly clamped on each bolt 14 along the opening, the connecting piece can be fixed by screwing the nuts 15, the connecting piece can be quickly disassembled from the bolts 14 only by loosening the nuts 15 and then slightly pushing the connecting piece outwards.
Obviously, the reinforcing structure for the beam-column joint template provided by the invention adopts a mode of mutually combining and reinforcing the internal corner connecting pieces and the external corner connecting pieces 11, is suitable for reinforcing templates at the joint parts of the beams and the columns in various shapes and sizes, such as a straight beam, a T-shaped beam, a cross-shaped beam and the like, and has a wide application range.
The invention also provides a construction method based on the beam-column joint template reinforced structure, which comprises the following specific steps:
the method comprises the following steps: before the beam-column template construction, material planning is carried out on templates at beam-column joints according to construction drawings and the sizes of on-site templates, the opening size of the top of the interface template 4 is determined according to the widths of the beam-side template 2 and the beam-bottom template 3, the beam template, the column template and connecting pieces are prefabricated in advance, countersunk bolt holes 6 are preset in the manufactured beam template, the manufactured column template and the manufactured floor slab template 1, and the bolts 14 are ensured to be flush with the inner surface of the template after installation.
Step two: bolts 14 are installed in advance on countersunk bolt holes 6 on the inner sides of the floor slab template 1, the column template and the beam template, then nuts 15 are installed on the outer sides of the templates, and gaps of 5-7mm are reserved between the nuts 15 and the outer walls of the templates, so that the subsequent connecting pieces can be conveniently installed.
And step three, splicing the column templates together to form a pouring cavity of the upright column, arranging battens 7 on the outer sides of the column templates, and clamping and fixing the column templates through square column clamps 9.
And fourthly, splicing four corners of the top end of the column template with the floor template 1 by adopting the external corner connecting pieces 11, clamping and fixing the right-angle connecting pieces 12 on bolts at two sides of the beam side template 2 and the joint surface template 4 through reserved gaps, and finally screwing corresponding nuts 15 to finish the installation of the column template.
Step five: the beam templates are spliced together and connected with the interface template 4 to form a pouring cavity of the beam, battens 7 are arranged on the outer sides of the beam templates, the beam templates are clamped and fixed through beam clamps 8, and the bottoms of the beam bottom templates 3 are supported through scaffolds.
Step six: and connecting the beam side template 2 with the top ends of the floor slab template 1 and the interface template 4 through an internal corner connecting piece 10, clamping and fixing a right-angle connecting piece 12 on a bolt 14 between the beam template and the interface template 4 through a reserved gap, and finally screwing the corresponding bolt 14 to complete the installation of the beam template.
Step seven: and (5) after all the templates are installed and checked to be qualified, pouring concrete.
The invention reinforces the template at the node of the beam column by the connecting piece in a pertinence way, so that the beam template, the column template and the floor slab template 1 are connected into a whole to resist the outward tension of concrete together, thereby greatly improving the bearing capacity of the template at the node, reducing the outward expansion amplitude of the template at the node of the beam column, and effectively avoiding the phenomena of expansion, deflection and meat biting of the concrete caused by the deformation, inclination and sinking of the template.
The above embodiments are only for illustrating the present invention and are not to be construed as limiting the present invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications and equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and the technical solution of the present invention is covered by the claims of the present invention.
Claims (8)
1. The utility model provides a beam column node template reinforced structure which characterized in that: the beam column reinforcing device comprises a beam column pouring space formed by splicing and enclosing a beam template, a column template and a floor slab template, and a reinforcing device used for fixing the shape of the pouring space;
the reinforcing device comprises battens arranged on the outer sides of the beam template and the column template, template fasteners arranged on the outer sides of the battens, internal corner connecting pieces arranged at the joint of the three templates and external corner connecting pieces arranged at the joint of the corner of the column template and the bottom surface of the floor template.
2. The beam column node formwork reinforcing structure of claim 1, wherein: the beam template comprises a beam bottom template and a beam side template according to the installation position, the column template comprises a cross-connection surface template and a column side template, and bolt holes convenient to assemble and disassemble are further formed in the beam template and the column template.
3. The beam-column node formwork reinforcing structure of claim 2, wherein: the bolt holes in the inner side of the template are countersunk holes corresponding to the shapes of the heads of the bolts, so that the bolts are flush with the surface of the inner side of the template after being installed, and the surface quality of the poured wall body is ensured.
4. The beam column node formwork reinforcing structure of claim 2, wherein: the internal corner connecting piece comprises a first internal corner connecting plate arranged below the floor slab template, a second internal corner connecting plate connected with the beam side template and a third internal corner connecting plate connected with the interface template;
the external corner connecting piece comprises a first external corner connecting plate arranged below the floor slab template, a second external corner connecting plate connected with the column side template and a third external corner connecting plate connected with the interface template;
and each connecting plate is provided with a connecting hole matched with the bolt hole, and the internal corner connecting piece and the external corner connecting piece are detachably and fixedly connected with the template through bolts and nuts, so that the templates at the positions of the beam column nodes are spliced more tightly and stably.
5. The beam column node formwork reinforcing structure of claim 4, wherein: the reinforcing device also comprises a right-angle connecting piece used for assisting the internal corner connecting piece and the external corner connecting piece to further reinforce the side edge of the template.
6. The beam-column node formwork reinforcing structure of claim 5, wherein: the second internal corner connecting plate, the third internal corner connecting plate, the second external corner connecting plate, the third external corner connecting plate and the connecting holes in the right-angle connecting piece are open through holes, and the size of the opening of each open through hole corresponds to the outer diameter of each bolt so as to improve the dismounting speed.
7. The beam column node formwork reinforcing structure of claim 1, wherein: the template fastener comprises a beam clamp for clamping and fixing the beam template and a square column clamp for clamping and fixing the column template.
8. The construction method of the beam-column joint formwork reinforcing structure based on claim 1 is characterized in that: the method comprises the following steps:
the method comprises the following steps: before construction, material planning is carried out on templates at the joints of the beam column according to construction drawings and the sizes of on-site templates, the beam templates, the column templates and the connecting pieces are prefabricated in advance, bolt holes are preset in the manufactured beam templates, column templates and floor templates, bolts are installed, and then nuts are installed on the outer sides of the templates, so that the subsequent connecting pieces are convenient to install;
splicing the column templates together to form a pouring cavity of the upright column, arranging battens on the outer sides of the column templates, clamping and fixing the column templates through template fasteners, splicing four corners of the top ends of the column templates with floor templates by adopting external corner connectors, and fixing the column templates through bolts;
step three: splicing the beam templates together to form a pouring cavity of the beam, arranging battens on the outer sides of the beam templates, clamping and fixing the beam templates through template fasteners, supporting the bottoms of the beam templates, connecting joints of the beam templates, the column templates and the floor slab templates through internal corner connecting pieces, and fixing the joints through bolts;
step four: and after all the templates are installed and checked to be qualified, pouring concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211078083.7A CN115492374A (en) | 2022-09-05 | 2022-09-05 | Beam column joint formwork reinforcing structure and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211078083.7A CN115492374A (en) | 2022-09-05 | 2022-09-05 | Beam column joint formwork reinforcing structure and construction method |
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| CN115492374A true CN115492374A (en) | 2022-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211078083.7A Pending CN115492374A (en) | 2022-09-05 | 2022-09-05 | Beam column joint formwork reinforcing structure and construction method |
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| CN204402025U (en) * | 2014-12-24 | 2015-06-17 | 湖南省第二工程有限公司 | A kind of inside corner keel assembling construction formwork |
| CN104790658A (en) * | 2015-04-24 | 2015-07-22 | 江苏程禾高科模板有限责任公司 | Internal corner reinforcing system for concrete pouring in building construction |
| CN106499177A (en) * | 2016-12-09 | 2017-03-15 | 绍兴明煌建材科技有限公司 | The wooden model girth member and its construction method of a kind of post beam and post beam junction |
| CN110206144A (en) * | 2019-05-18 | 2019-09-06 | 陕西建工第五建设集团有限公司 | A kind of construction method of reinforced concrete column bean column node |
| CN110424723A (en) * | 2019-07-31 | 2019-11-08 | 浙江圣奥家具制造有限公司 | Beam slab modular system for clear water concrete placings |
| CN215254581U (en) * | 2021-03-26 | 2021-12-21 | 华临绿建科技股份有限公司 | Tool type beam column joint angle mould |
| CN216766772U (en) * | 2022-01-06 | 2022-06-17 | 北京城建集团有限责任公司 | 180-degree beam column template system |
-
2022
- 2022-09-05 CN CN202211078083.7A patent/CN115492374A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204112718U (en) * | 2014-09-02 | 2015-01-21 | 深圳市建工集团股份有限公司 | A kind of formwork fixing part of bean column node |
| CN204402025U (en) * | 2014-12-24 | 2015-06-17 | 湖南省第二工程有限公司 | A kind of inside corner keel assembling construction formwork |
| CN104790658A (en) * | 2015-04-24 | 2015-07-22 | 江苏程禾高科模板有限责任公司 | Internal corner reinforcing system for concrete pouring in building construction |
| CN106499177A (en) * | 2016-12-09 | 2017-03-15 | 绍兴明煌建材科技有限公司 | The wooden model girth member and its construction method of a kind of post beam and post beam junction |
| CN110206144A (en) * | 2019-05-18 | 2019-09-06 | 陕西建工第五建设集团有限公司 | A kind of construction method of reinforced concrete column bean column node |
| CN110424723A (en) * | 2019-07-31 | 2019-11-08 | 浙江圣奥家具制造有限公司 | Beam slab modular system for clear water concrete placings |
| CN215254581U (en) * | 2021-03-26 | 2021-12-21 | 华临绿建科技股份有限公司 | Tool type beam column joint angle mould |
| CN216766772U (en) * | 2022-01-06 | 2022-06-17 | 北京城建集团有限责任公司 | 180-degree beam column template system |
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