CN107642232B - Horizontal connecting structure and system for formwork support and construction method - Google Patents
Horizontal connecting structure and system for formwork support and construction method Download PDFInfo
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- CN107642232B CN107642232B CN201710894152.4A CN201710894152A CN107642232B CN 107642232 B CN107642232 B CN 107642232B CN 201710894152 A CN201710894152 A CN 201710894152A CN 107642232 B CN107642232 B CN 107642232B
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Abstract
A horizontal connecting structure of a formwork support, a system and a construction method are provided, wherein the horizontal connecting structure comprises a horizontal support, a vertical support and a connecting joint; one side of the vertical support is fixedly connected with the two horizontal supports, and the other side of the vertical support is horizontally adjustably connected with the two horizontal supports; the connecting joint comprises a fixed seat, a movable claw, a contact block and a fixed pin; the fixed seat comprises a connecting port, a plugging plate, a limiting block and a limiting edge; the movable claw comprises two symmetrical gripper units and a vertical connecting plate; the bottom edges of the contact blocks are connected with the end parts of the two contact blocks of the fixed seat and are positioned in the direction that the vertical connecting plate slides outwards; the fixing pins are inserted in the through holes on the two limiting blocks; through the fixed pin downstream, promote vertical connecting plate and inwards remove between two touch blocks. The invention solves the technical problems of inconvenient assembly and disassembly, low safety and stability coefficient and difficult integral pouring mode of application templates of the traditional system.
Description
Technical Field
The invention belongs to the field of building formwork supports, and particularly relates to a horizontal connecting structure and a horizontal connecting system for formwork supports and a construction method.
Background
The building formwork support system is a support system comprising a scaffold and a formwork for concrete, reinforced concrete building or structure casting, and is used as a support of a top formwork or a beam bottom formwork. The support to current aluminum alloy template mainly adopts steel support or instrument scaffold frame, still can satisfy the user demand to the current support form of general building structure. However, for building structures with basements, skirt houses or floor heights of more than 5 meters, common steel supports or scaffolds are complicated in installation and use processes, horizontal connection of the steel supports is generally realized by steel pipe fasteners, and tooled scaffolds are required to be assembled in a full-scale red mode, so that inconvenience is brought to construction; meanwhile, various obstacles exist in the integrated pouring mode of the aluminum alloy template, and the construction efficiency of the aluminum alloy template is reduced.
Disclosure of Invention
The invention provides a horizontal connecting structure of a formwork support, a system and a construction method, and aims to solve the technical problems that a traditional system is inconvenient to install and disassemble, low in safety and stability coefficient and difficult to apply an integrated pouring mode of a formwork.
In order to solve the technical problems, the invention adopts the following technical scheme.
A horizontal connecting structure of a template support comprises two horizontal supports arranged at intervals along the vertical direction, a vertical support connected between the two horizontal supports and connecting joints connected to two ends of each horizontal support; the vertical support comprises two crossed oblique supporting rods and a connecting piece which is used for connecting the middle parts of the two oblique supporting rods in a hinged manner; one side of the vertical support is fixedly connected with the two horizontal supports, and the other side of the vertical support is horizontally and adjustably connected with the two horizontal supports;
the connecting joint comprises a fixed seat, a movable claw, a touch block and a fixed pin;
the fixed seat comprises a connecting port for connecting a horizontal support, a plugging plate arranged on one side of the connecting port, a limiting block for limiting the vertical movement of the movable claw and a limiting edge for limiting the longitudinal movement of the movable claw; the plugging plate is vertically connected to one side of the connecting port, wherein a groove is formed in the middle of the surface of the plugging plate located on the opposite side of the connecting port, and a spring is horizontally connected in the groove; the two limiting blocks are longitudinally connected on the plugging plate in parallel at intervals and are distributed on the upper side and the lower side of the groove; vertical through holes are correspondingly formed in the tops of the two limiting blocks;
two limiting edges are arranged and are respectively and vertically connected to the front side and the rear side of the limiting block; the upper end of the limiting edge is connected with the side surface of the limiting block at the upper part, the lower end of the limiting edge is connected with the side surface of the limiting block at the lower part, and a gap is reserved between the limiting edge and the limiting block;
the movable claw comprises two symmetrically arranged gripper units and a vertical connecting plate connected between the end parts of the two gripper units; the top of the gripper unit exceeds the top of the vertical connecting plate, and the bottom of the gripper unit exceeds the bottom of the vertical connecting plate; the height of the vertical connecting plate is adapted to the distance between the two limiting blocks; the two gripper units of the movable gripper are respectively inserted into the gaps between the two limiting edges and the limiting blocks, and the vertical connecting plate on the movable gripper is positioned between the two limiting blocks; the movable claw is movably connected with the fixed seat in the transverse direction;
the horizontal section of each contact block is trapezoidal, wherein the bottom edge of each trapezoid is connected to the end parts of the two contact blocks of the fixing seat and is positioned in the direction in which the vertical connecting plate slides outwards;
the fixing pins are inserted into the through holes on the two limiting blocks and are positioned on the outer side of the vertical connecting plate; through the fixed pin downstream, promote vertical connecting plate and inwards remove between two touch blocks.
Preferably, a sliding groove is formed in the inner side of the horizontal support along the long axis direction of the horizontal support; limiting grooves are correspondingly formed in the sliding grooves of the two horizontal supports; the limiting groove is located on one side of the sliding groove and arranged at intervals.
Preferably, the end parts of the two inclined supporting rods on one side of the vertical support and the positions corresponding to the limiting grooves on the sliding groove are respectively provided with a limiting piece; the limiting pieces are correspondingly clamped in the limiting grooves in the sliding grooves; the end parts of the two oblique supporting rods on the other side of the vertical support are respectively and correspondingly fixedly connected in the sliding grooves of the two horizontal supports.
Preferably, bolt holes are formed in the end faces of the two limiting blocks of the fixing seat, which are connected with the abutting blocks; the fixed seat is connected with the abutting block through a bolt or a screw.
Preferably, the included angle between the two inclined struts of the vertical support and the horizontal support correspondingly connected with the two inclined struts is 10-40 degrees.
A system of a horizontal connecting structure containing formwork supports comprises upright posts and early-dismantling beams; the vertical rods are provided with one group and are arranged in a matrix manner;
the early-dismantling beams are in a group and are respectively connected between the tops of two vertical rods which are longitudinally adjacent and/or transversely adjacent;
the horizontal connecting structures are in a group and are respectively detachably connected to the lower parts of two vertical rods which are longitudinally adjacent and/or transversely adjacent; wherein, the horizontal support on the horizontal connecting structure is correspondingly connected with the upright rods at two sides of the horizontal connecting structure through the connecting joints; and a movable claw of the connecting joint is grabbed on the vertical rod on the corresponding side.
Preferably, the horizontal connecting structure is connected to the lower parts of two vertical rods which are longitudinally adjacent or transversely adjacent and is more than 300mm away from the bottoms of the vertical rods.
A construction method of a system of a horizontal connection structure with a formwork support comprises the following steps.
Step one, arranging the upright posts in a matrix shape.
Step two, assembling a connecting joint; inserting the two gripper units of the movable claw into gaps between the two limiting edges and the limiting blocks of the fixed seat respectively, pushing the movable claw to enable the vertical connecting plate to slide between the upper limiting block and the lower limiting block until the vertical connecting plate is positioned on the inner side of the through holes in the limiting blocks, inserting the fixing pin into the through holes of the two limiting blocks, installing the contact blocks, and connecting the contact blocks with the two limiting blocks of the fixed seat through bolts or screws;
step three, connecting the assembled connecting joints at two ends of the horizontal support respectively;
step four, assembling the vertical supports; arranging two oblique supporting rods in a crossed manner, and performing hinged connection at the overlapped part by using a connecting piece;
connecting the assembled vertical support between two horizontal supports provided with connecting joints; one side of the vertical support is fixedly connected with the two horizontal supports, and the other side of the vertical support is horizontally and adjustably connected with the two horizontal supports; the horizontal connecting structure is assembled;
and step six, correspondingly connecting the horizontal connecting structures assembled in the step five between the lower parts of the transversely adjacent vertical rods and/or the lower parts of the longitudinally adjacent vertical rods.
Step seven, after the vertical rods are installed, installing early-dismantling heads at the tops of the vertical rods, connecting and fixing the early-dismantling beams and the early-dismantling heads, and paving a shaping template; and finishing the construction of the system.
Preferably, in the third step, the horizontal support and the connecting joint are fixed by compression;
in the fourth step, at least two through holes are formed in the position, close to the middle, of the inclined strut; the connecting piece is a shaft pin or a bolt, and the connecting piece penetrates through the through hole at the overlapped part of the two inclined supporting rods to be hinged.
Preferably, the connection between the vertical support and the horizontal support in the fifth step is specifically as follows: the end parts of the two inclined support rods at one side of the vertical support are respectively and correspondingly connected into the sliding chutes of the two horizontal supports, and meanwhile, the limiting parts at the end parts of the two inclined support rods at the other side of the vertical support are respectively and correspondingly clamped in the limiting grooves on the sliding chutes;
the connection of the horizontal connection structure and the vertical rod in the sixth step is specifically as follows: the fixing pins on the connecting joints are extracted, the movable claws are clamped on the vertical rods on the corresponding sides, the fixing pins are inserted, the fixing pins are pushed to move downwards, the vertical connecting plates of the movable claws move inwards in the limiting blocks of the fixing seats, meanwhile, the two claw units are converged inwards under the limitation of the limiting edges of the fixing seats, the vertical rods are tightly held, and the horizontal connecting structure is connected with the vertical rods.
Compared with the prior art, the invention has the following characteristics and beneficial effects.
1. The horizontal connecting structure of the formwork support has a plurality of adjustable working sizes and can be locked, and the angle of the inclined support rod is controlled through the sliding groove and the limiting groove on the horizontal support, so that the setting of a plurality of intervals of the upper horizontal support and the lower horizontal support is realized; the connected node of attach fitting as horizontal connection structure and stand, only through the fixed pin downstream locking realize with the stand be connected fixedly, concrete function divide into locking, pine take off two kinds of states describe as follows:
(1) Locking state; will support touch block and pole setting contact, the pole setting is held to the movable claw, and the fixed pin moves down under the effect of hammer, drives the vertical connecting plate on the movable claw and inwards slides, and the tongs unit is under the restriction on the spacing limit of fixing base, and to the inboard convergence to embrace the pole setting, support touch block and pole setting surface contact, draw behind through the tongs unit and support the roof pressure of touch block and realize locking, realize attach fitting's fixed. After the upper horizontal support is fixed, the distance between the upper horizontal support and the lower horizontal support is set, the height of the vertical support is adjusted, and the lower horizontal support is fixed according to the same sequence.
(2) A loose state; the hammer reversely strikes the two connecting joints of the upper horizontal support to loosen the gripper unit, the upper horizontal support is in a loose state, the upper horizontal support is held by hands, the same operation mode is adopted, the lower connecting joints are loosened, and the horizontal support structure can be completely separated and recycled.
2. The invention realizes the connection with the vertical rod through the connecting structures at the two ends of the horizontal support, is convenient to install and disassemble, reduces the labor intensity of constructors and improves the construction efficiency to the maximum extent.
3. The horizontal supports on the horizontal connecting structure are correspondingly connected with the vertical rods on two sides of the horizontal supports through the connecting joints, the handle units of the connecting joints are pulled backwards and pressed against the contact blocks to realize locking, and the connecting mode is convenient to connect and disassemble and high in safety and stability coefficient.
Drawings
Fig. 1 is a schematic view of the structure of the horizontal connection system of the present invention.
Fig. 2 is a schematic structural diagram of the connecting head.
Fig. 3 is a structural sectional view of the connection head.
Fig. 4 is a schematic structural view of the fixing base.
Fig. 5 is a schematic structural view of a movable claw.
Fig. 6 is a schematic structural diagram of the contact block.
Fig. 7 is a schematic view of the fixing pin.
Fig. 8 is a schematic structural view of the horizontal support.
Fig. 9 is a schematic structural view of the cross brace.
FIG. 10 is a schematic view of the minimum station of the horizontal joint system.
FIG. 11 is a schematic view of the attachment of the horizontal attachment system to the aluminum alloy support.
Reference numerals: 1-horizontal support, 2-vertical support, 2.1-oblique supporting rod, 2.2-connecting piece, 2.3-limiting piece, 3-connecting joint, 3.1-fixing seat, 3.1.1-connecting port, 3.1.2-plugging plate, 3.1.3-limiting piece, 3.1.4-limiting edge, 3.1.5-spring, 3.1.6-through hole, 3.2-movable claw, 3.2.1-gripper unit, 3.2.2-vertical connecting plate, 3.3-touch block, 3.4-fixed pin, 4-sliding groove, 4.1-limiting groove, 5-vertical rod, 6-early-dismantling beam, 7-early dismantling head, 8-shaping template.
Concrete construction mode
As shown in fig. 1-10, the horizontal connecting structure of the formwork support comprises two horizontal supports 1 arranged along the vertical direction at intervals, a vertical support 2 connected between the two horizontal supports 1, and a connecting joint 3 connected to two ends of each horizontal support 1; the vertical support 2 comprises two crosswise arranged oblique supporting rods 2.1 and a connecting piece 2.2 for hinging and connecting the middle parts of the two oblique supporting rods 2.1; one side of the vertical support 2 is fixedly connected with the two horizontal supports 1, and the other side of the vertical support 2 is horizontally and adjustably connected with the two horizontal supports 1; the connecting joint 3 comprises a fixed seat 3.1, a movable claw 3.2, a collision block 3.3 and a fixed pin 3.4; the fixed seat 3.1 comprises a connecting port 3.1.1 for connecting the horizontal support 1, a plugging plate 3.1.2 arranged at one side of the connecting port 3.1.1, a limiting block 3.1.3 for limiting the vertical movement of the movable claw 3.2 and a limiting edge 3.1.4 for limiting the longitudinal movement of the movable claw 3.2; the plugging plate 3.1.2 is vertically connected to one side of the connecting port 3.1.1, wherein a groove is formed in the middle of the plate surface of the plugging plate 3.1.2 located on the opposite side of the connecting port 3.1.1, and a spring 3.1.5 is horizontally connected in the groove; the two limiting blocks 3.1.3 are longitudinally connected to the plugging plate 3.1.2 in parallel at intervals and distributed on the upper side and the lower side of the groove; vertical through holes 3.1.6 are correspondingly formed at the tops of the two limiting blocks 3.1.3; two limiting edges 3.1.4 are vertically connected to the front side and the rear side of the limiting block 3.1.3 respectively; the upper end of the limiting edge 3.1.4 is connected with the side surface of the limiting block 3.1.3 at the upper part, the lower end of the limiting edge 3.1.4 is connected with the side surface of the limiting block 3.1.3 at the lower part, and a gap is reserved between the limiting edge 3.1.4 and the limiting block 3.1.3; the movable claw 3.2 comprises two symmetrically arranged gripper units 3.2.1 and a vertical connecting plate 3.2.2 connected between the ends of the two gripper units 3.2.1; the top of the gripper unit 3.2.1 exceeds the top of the vertical connecting plate 3.2.2, and the bottom of the gripper unit 3.2.1 exceeds the bottom of the vertical connecting plate 3.2.2; the height of the vertical connecting plate 3.2.2 is adapted to the distance between the two limiting blocks 3.1.3; the two gripper units 3.2.1 of the movable claw 3.2 are respectively inserted into the gap between the two limiting edges 3.1.4 and the limiting blocks 3.1.3, and the vertical connecting plate 3.2.2 on the movable claw 3.2 is positioned between the two limiting blocks 3.1.3; the movable claw 3.2 is movably connected with the fixed seat 3.1 in the transverse direction; the horizontal section of the contact block 3.3 is trapezoidal, wherein the bottom edge of the trapezoid is connected to the end parts of the two contact blocks 3.3 of the fixed seat 3.1 and is positioned in the direction in which the vertical connecting plate 3.2.2 slides outwards, and the vertical connecting plate 3.2.2 of the movable claw 3.2 is limited between the two limit blocks 3.1.3 arranged on the fixed seat 3.1; wherein, the outer side of the top of the limiting block 3.1.3 at the lower side is provided with an anti-skid layer; the fixing pins 3.4 are inserted into the through holes 3.1.6 on the two limiting blocks 3.1.3 and are positioned at the outer sides of the vertical connecting plates 3.2.2; by moving the fixing pin 3.4 downwards, the vertical connecting plate 3.2.2 is pushed to move inwards between the two contact blocks 3.3.
In this embodiment, one side facing the fixing seat 3.1 is set as an inner side, and one side facing away from the fixing seat 3.1 is set as an outer side.
In this embodiment, a sliding groove 4 is formed inside the horizontal support 1 and is long along the long axis direction; the sliding grooves 4 of the two horizontal supports 1 are correspondingly provided with limiting grooves 4.1; the limiting grooves 4.1 are positioned on one side of the sliding groove 4 and are arranged at intervals.
In this embodiment, the end portions of the two oblique supporting rods 2.1 at one side of the vertical support 2 and the position corresponding to the limiting groove 4.1 on the sliding groove 4 are respectively provided with a limiting piece 2.3; the limiting pieces 2.3 are correspondingly clamped in the limiting grooves 4.1 on the sliding grooves 4; the end parts of two oblique supporting rods 2.1 at the other side of the vertical support 2 are respectively and correspondingly fixedly connected in the sliding grooves 4 of the two horizontal supports 1.
In this embodiment, bolt holes are formed in end faces of the two limiting blocks 3.1.3 of the fixing seat 3.1, which are connected with the abutting blocks 3.3; the fixed seat 3.1 is connected with the abutting block 3.3 through bolts or screws.
In the embodiment, the included angle between the two oblique supporting rods 2.1 of the vertical support 2 and the horizontal support 1 correspondingly connected with the two oblique supporting rods is 10-40 degrees.
In this embodiment, the gripper unit 3.2.1 keeps the set distance unchanged through the limiting edges 3.1.4 at the end parts of the two sides of the fixing seat 3.1.
In this embodiment, the oblique struts 2.1 are deformed at the ends to avoid the mutual interference between the two oblique struts 2.1.
As shown in fig. 11, the system of horizontal connection structure with formwork support comprises vertical bars 5 and early-dismantling beams 6; the upright rods 5 are arranged in a group and are arranged in a matrix; the early-dismantling beams 6 are in a group and are respectively connected between the tops of two vertical rods 5 which are longitudinally adjacent and/or transversely adjacent; the horizontal connecting structures are in a group and are respectively detachably connected to the lower parts of two vertical rods 5 which are longitudinally adjacent and/or transversely adjacent; wherein, the horizontal support 1 on the horizontal connecting structure is correspondingly connected with the upright rods at two sides of the horizontal support through the connecting joint 3; the movable claw 3.2 of the connecting joint 3 is grasped on the upright 5 on the corresponding side.
In this embodiment, the top of the upright 5 is provided with an early-dismantling head 7, and the early-dismantling beam 6 is connected to the upright 5 through the early-dismantling head.
In this embodiment, a sizing template 8 is laid in a horizontal rectangular frame surrounded by the top of the system and the early-dismantling beam 6.
In this embodiment, the horizontal connecting structure is connected to the lower portions of two vertical rods 5 adjacent in the longitudinal direction or in the transverse direction, and is located at a position more than 300mm away from the bottoms of the vertical rods 5.
In this embodiment, the movable claws 3.2 adopt a stacking design, and the vertical connecting plates 3.2.2 on the movable claws 3.2 slide between the two limiting blocks 3.1.3 of the fixed seat 3.1 and are clasped with the upright rods 5; the fixed pin 3.4 limits the sliding of the movable claw 3.2 through a limiting block 3.1.3 arranged on the fixed seat 3.1; meanwhile, the limiting edge 3.1.4 at the end part of the fixed seat 3.1 ensures that the inner side of the vertical connecting plate 3.2.2 is converged when moving inwards, so that the horizontal support 1 is connected and fixed with the vertical rod; compression spring 3.1.5 sets up in fixing base 3.1, and vertical connecting plate 3.2.2 is located stopper 3.1.3 inboard, realizes that the movable jaw pushes away the movable jaw before fixed pin 3.4 locks. The vertical supports 2 are connected with the upper horizontal support 1 and the lower horizontal support 1, and the distance between the upper horizontal support 1 and the lower horizontal support 1 is adjustable through sliding chutes 4 arranged on the horizontal supports 1; meanwhile, the fixed limiting groove 4.1 arranged on the horizontal support 1 realizes that a plurality of sizes of the system are adjustable.
The construction method of the system of the horizontal connecting structure with the formwork support comprises the following steps.
Step one, the upright poles 5 are arranged in a matrix.
Step two, assembling the connecting joint 3; two gripper units 3.2.1 of the movable claw 3.2 are respectively inserted into a gap between two limiting edges 3.1.4 of the fixed seat 3.1 and the limiting blocks 3.1.3, the movable claw 3.2 is pushed to enable the vertical connecting plate 3.2.2 to slide between the upper limiting block 3.1.3 and the lower limiting block 3.1.3 until the vertical connecting plate 3.2.2 is located at the inner side of the through hole 3.1.6 of the limiting block 3.1.3, the fixing pin 3.4 is inserted into the through holes 3.1.6 of the two limiting blocks 3.1.3, the touch block 3.3 is installed, and the touch block 3.3 is connected with the two limiting blocks 3.1.3 of the fixed seat 3.1 through bolts or screws.
And step three, connecting the two ends of the horizontal support 1 with the assembled connecting joints 3 respectively.
Step four, assembling the vertical supports 2; two oblique supporting rods 2.1 are arranged in a crossed mode, and hinged connection is conducted on the overlapped positions through connecting pieces 2.2.
Connecting the assembled vertical supports 2 between the two horizontal supports 1 provided with the connecting joints 3; one side of the vertical support 2 is fixedly connected with the two horizontal supports 1, and the other side of the vertical support 2 is horizontally and adjustably connected with the two horizontal supports 1; and finishing the assembly of the horizontal connecting structure.
And step six, correspondingly connecting the horizontal connecting structures assembled in the step five between the lower parts of the transversely adjacent vertical rods 5 and/or between the lower parts of the longitudinally adjacent vertical rods 5.
And seventhly, after the vertical rods 5 are installed, installing early-dismantling heads 7 at the tops of the vertical rods 5, connecting and fixing the early-dismantling beams 6 and the early-dismantling heads 7, and paving shaping templates 8 for pouring floor slabs, wherein the system construction is finished.
In the embodiment, in the third step, the horizontal support 1 and the connecting joint 3 are fixed by compression;
in the fourth step, at least two through holes are formed in the position, close to the middle, of the oblique supporting rod 2.1; the connecting piece 2.2 is a shaft pin or a bolt, and the connecting piece 2.2 penetrates through a through hole at the superposition part of the two inclined supporting rods 2.1 to be hinged and connected.
In this embodiment, the connection between the vertical support 2 and the horizontal support 1 in the fifth step is specifically: the end parts of two oblique supporting rods 2.1 at one side of a vertical support 2 are respectively and correspondingly connected into sliding grooves 4 of two horizontal supports 1, and meanwhile, limiting parts 2.3 at the end parts of two oblique supporting rods 2.1 at the other side of the vertical support 2 are respectively and correspondingly clamped in limiting grooves 4.1 on the sliding grooves 4;
the connection of the horizontal connection structure and the vertical rod 5 in the sixth step is specifically as follows: the fixing pin 3.4 on the connecting joint 3 is pulled out, the movable claw 3.2 is clamped on the vertical rod 5 on one corresponding side, the fixing pin 3.4 is inserted, the fixing pin 3.4 is pushed to move downwards, the vertical connecting plate 3.2.2 of the movable claw 3.2 moves inwards in the limiting block 3.1.3 of the fixing seat 3.1, meanwhile, the two gripper units 3.2.1 are converged inwards under the limitation of the limiting edge 3.1.4 of the fixing seat 3.1, the vertical rod 5 is tightly held, and the connection of the horizontal connecting structure and the vertical rod 5 is realized.
In this embodiment, the horizontal connection structure realizes that the system has an adjustable range of up to 6 sizes through the connection limit of the vertical supports 2, and can set other sizes according to actual requirements.
The embodiments described in this specification are merely illustrative of implementation forms of the inventive concept, and the scope of the present invention should not be considered limited to the specific forms set forth in the embodiments, but encompasses equivalent technical means that may be conceived by those skilled in the art based on the inventive concept.
Claims (9)
1. A horizontal connecting structure of a template support comprises two horizontal supports (1) which are arranged at intervals along the vertical direction, a vertical support (2) which is connected between the two horizontal supports (1) and a connecting joint (3) which is connected with the two ends of each horizontal support (1); the method is characterized in that:
the vertical support (2) comprises two crosswise arranged oblique supporting rods (2.1) and a connecting piece (2.2) for connecting the middle parts of the two oblique supporting rods (2.1) in a hinged manner; at least two through holes are formed in the position, close to the middle, of the inclined strut (2.1); the connecting piece (2.2) is a shaft pin or a bolt, and the connecting piece (2.2) penetrates through the through hole at the overlapped part of the two inclined supporting rods (2.1) to be hinged; one side of the vertical support (2) is fixedly connected with the two horizontal supports (1), and the other side of the vertical support (2) is horizontally and adjustably connected with the two horizontal supports (1);
the connecting joint (3) comprises a fixed seat (3.1), a movable claw (3.2), a collision block (3.3) and a fixed pin (3.4);
the fixed seat (3.1) comprises a connecting port (3.1.1) for connecting the horizontal support (1), a plugging plate (3.1.2) arranged on one side of the connecting port (3.1.1), a limiting block (3.1.3) for limiting the vertical movement of the movable claw (3.2) and a limiting edge (3.1.4) for limiting the longitudinal movement of the movable claw (3.2); the plugging plate (3.1.2) is vertically connected to one side of the connecting port (3.1.1), wherein a groove is formed in the middle of the surface of the plugging plate (3.1.2) located on the opposite side of the connecting port (3.1.1), and a spring (3.1.5) is horizontally connected in the groove; the two limiting blocks (3.1.3) are longitudinally connected to the plugging plate (3.1.2) in parallel at intervals and distributed on the upper side and the lower side of the groove; vertical through holes (3.1.6) are correspondingly formed at the tops of the two limiting blocks (3.1.3);
two limiting edges (3.1.4) are vertically connected to the front side and the rear side of the limiting block (3.1.3) respectively; wherein the upper end of the limiting edge (3.1.4) is connected with the side surface of the limiting block (3.1.3) at the upper part, the lower end of the limiting edge (3.1.4) is connected with the side surface of the limiting block (3.1.3) at the lower part, and a gap is reserved between the limiting edge (3.1.4) and the limiting block (3.1.3);
the movable claw (3.2) comprises two symmetrical gripper units (3.2.1) and a vertical connecting plate (3.2.2) connected between the ends of the two gripper units (3.2.1); the top of the hand grip unit (3.2.1) exceeds the top of the vertical connecting plate (3.2.2), and the bottom of the hand grip unit (3.2.1) exceeds the bottom of the vertical connecting plate (3.2.2); the height of the vertical connecting plate (3.2.2) is adapted to the distance between the two limiting blocks (3.1.3); two gripper units (3.2.1) of the movable claw (3.2) are respectively inserted into a gap between two limiting edges (3.1.4) and limiting blocks (3.1.3), and a vertical connecting plate (3.2.2) on the movable claw (3.2) is positioned between the two limiting blocks (3.1.3); the movable claw (3.2) is movably connected with the fixed seat (3.1) in the transverse direction; the vertical connecting plate (3.2.2) on the movable claw (3.2) slides between the two limiting blocks (3.1.3) of the fixed seat (3.1); the horizontal section of the contact blocks (3.3) is trapezoidal, wherein the bottom edge of the trapezoid is connected to the end parts of the two contact blocks (3.3) of the fixed seat (3.1) and is positioned in the direction in which the vertical connecting plate (3.2.2) slides outwards; the outer side of the top of the limiting block (3.1.3) at the lower side is provided with an anti-skid layer; the fixing pins (3.4) are inserted into the through holes (3.1.6) on the two limiting blocks (3.1.3) and are positioned at the outer sides of the vertical connecting plates (3.2.2); the fixing pin (3.4) moves downwards to push the vertical connecting plate (3.2.2) to move inwards between the two contact blocks (3.3); a sliding groove (4) is formed in the inner side of the horizontal support (1) in a full-length mode along the long axis direction of the horizontal support; limiting grooves (4.1) are correspondingly formed in the sliding grooves (4) of the two horizontal supports (1); the limiting grooves (4.1) are located on one side of the sliding groove (4) and are arranged at intervals.
2. A formwork support horizontal joint structure as defined in claim 1, wherein: the end parts of the two inclined supporting rods (2.1) at one side of the vertical support (2) and the positions corresponding to the limiting grooves (4.1) on the sliding grooves (4) are respectively provided with a limiting piece (2.3); the limiting piece (2.3) is correspondingly clamped in a limiting groove (4.1) on the sliding groove (4); the end parts of two oblique supporting rods (2.1) at the other side of the vertical support (2) are respectively and correspondingly fixedly connected in the sliding grooves (4) of the two horizontal supports (1).
3. A formwork support horizontal joint structure as defined in claim 2, wherein: bolt holes are formed in the end faces of the sides, connected with the abutting blocks (3.3), of the two limiting blocks (3.1.3) of the fixing seat (3.1); the fixed seat (3.1) is connected with the abutting block (3.3) through a bolt or a screw.
4. A formwork support horizontal joint structure as defined in claim 3, wherein: the included angle between two oblique supporting rods (2.1) of the vertical support (2) and the horizontal support (1) correspondingly connected with the vertical support is 10-40 degrees.
5. A system comprising a horizontal connecting structure of formwork supports according to any one of claims 1 to 4, comprising uprights (5) and early-dismantling beams (6); the method is characterized in that:
the upright posts (5) are arranged in a group and are arranged in a matrix;
the early-dismantling beams (6) are provided with one group and are respectively connected between the tops of two vertical rods (5) which are longitudinally adjacent and/or transversely adjacent;
the horizontal connecting structures are in a group and are respectively detachably connected to the lower parts of two vertical rods (5) which are adjacent in the longitudinal direction and/or in the transverse direction; wherein, the horizontal support (1) on the horizontal connecting structure is correspondingly connected with the vertical rods on the two sides thereof through the connecting joint (3); the movable claw (3.2) of the connecting joint (3) is grasped on the upright rod (5) on the corresponding side.
6. The system of horizontal joint structures with formwork support as claimed in claim 5, wherein: the horizontal connecting structure is connected to the lower parts of two vertical rods (5) which are longitudinally adjacent or transversely adjacent and is more than 300mm away from the bottoms of the vertical rods (5).
7. A method of constructing the system of claim 6, comprising the steps of:
step one, arranging upright posts (5) in a matrix shape;
step two, assembling a connecting joint (3); inserting two gripper units (3.2.1) of a movable claw (3.2) into a gap between two limiting edges (3.1.4) and limiting blocks (3.1.3) of a fixed seat (3.1), respectively, pushing the movable claw (3.2) to enable a vertical connecting plate (3.2.2) to slide between upper and lower limiting blocks (3.1.3) until the vertical connecting plate (3.2.2) is located at the inner side of a through hole (3.1.6) on each limiting block (3.1.3), inserting a fixing pin (3.4) into the through holes (3.1.6) of the two limiting blocks (3.1.3), installing a touch block (3.3), and connecting the touch block (3.3) with the two limiting blocks (3.1.3) of the fixed seat (3.1) through bolts or screws;
step three, connecting the two ends of the horizontal support (1) with the assembled connecting joints (3) respectively;
step four, assembling the vertical supports (2); two oblique supporting rods (2.1) are arranged in a crossed manner, and are hinged at the overlapped part by using a connecting piece (2.2);
connecting the assembled vertical supports (2) between the two horizontal supports (1) provided with the connecting joints (3); one side of the vertical support (2) is fixedly connected with the two horizontal supports (1), and the other side of the vertical support (2) is horizontally and adjustably connected with the two horizontal supports (1); the horizontal connecting structure is assembled;
step six, correspondingly connecting the horizontal connecting structures assembled in the step five between the lower parts of the transversely adjacent vertical rods (5) and/or between the lower parts of the longitudinally adjacent vertical rods (5);
seventhly, after the vertical rod (5) is installed, installing an early-dismantling head (7) at the top of the vertical rod (5), connecting and fixing an early-dismantling beam (6) and the early-dismantling head (7), and paving a shaping template (8); and finishing the construction of the system.
8. The method of constructing a system of horizontal joints with formwork support as claimed in claim 7, wherein: in the third step, the horizontal support (1) and the connecting joint (3) are fixed by compression;
in the fourth step, at least two through holes are formed in the position, close to the middle, of the oblique supporting rod (2.1); the connecting piece (2.2) is a shaft pin or a bolt, and the connecting piece (2.2) penetrates through the through hole at the overlapped part of the two inclined supporting rods (2.1) to be hinged.
9. The method of constructing a system of horizontal joints with formwork support as claimed in claim 7, wherein: the connection between the vertical support (2) and the horizontal support (1) in the fifth step is specifically as follows: the end parts of two oblique supporting rods (2.1) at one side of the vertical support (2) are respectively and correspondingly connected into the sliding chutes (4) of two horizontal supports (1), and meanwhile, the limiting parts (2.3) at the end parts of the two oblique supporting rods (2.1) at the other side of the vertical support (2) are respectively and correspondingly clamped in the limiting grooves (4.1) on the sliding chutes (4);
the connection of the horizontal connecting structure and the vertical rod (5) in the sixth step is specifically as follows: extract fixed pin (3.4) on attach fitting (3), make movable claw (3.2) gripping on pole setting (5) of corresponding one side, insert fixed pin (3.4), and promote fixed pin (3.4) downstream, vertical connecting plate (3.2.2) of movable claw (3.2) are inside to be removed in stopper (3.1.3) of fixing base (3.1), two tongs units (3.2.1) are inside to be converged under the restriction of spacing limit (3.1.4) of fixing base (3.1) simultaneously, and hold pole setting (5) tightly, the connection of horizontal connection structure and pole setting (5) has been realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710894152.4A CN107642232B (en) | 2017-09-28 | 2017-09-28 | Horizontal connecting structure and system for formwork support and construction method |
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| CN201710894152.4A CN107642232B (en) | 2017-09-28 | 2017-09-28 | Horizontal connecting structure and system for formwork support and construction method |
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| CN107642232A CN107642232A (en) | 2018-01-30 |
| CN107642232B true CN107642232B (en) | 2022-11-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112343332B (en) * | 2020-10-24 | 2021-11-23 | 广东冠雄建设集团有限公司 | Fastening system of concrete rectangular column template and construction method of concrete column |
| CN112211386A (en) * | 2020-10-30 | 2021-01-12 | 湖南迈豪斯建筑科技有限公司 | Scaffold for building construction |
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| CH398945A (en) * | 1962-12-12 | 1966-03-15 | Symons Mfg Co | Formwork arrangement for the production of building ceilings from concrete |
| CA2493492A1 (en) * | 2004-07-21 | 2004-12-05 | Hy-Rise Scaffolding Ltd. | Slab formwork systems |
| CN204475843U (en) * | 2015-03-12 | 2015-07-15 | 安阳工学院 | A kind of fast early stripping formwork system support for building |
| CN205134931U (en) * | 2015-11-16 | 2016-04-06 | 周汉良 | But lockpin formula scaffold of high -speed joint |
| CN205976473U (en) * | 2016-08-25 | 2017-02-22 | 中建八局第二建设有限公司 | Aluminum -wood formwork support device |
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|---|---|---|---|---|
| CH398945A (en) * | 1962-12-12 | 1966-03-15 | Symons Mfg Co | Formwork arrangement for the production of building ceilings from concrete |
| CA2493492A1 (en) * | 2004-07-21 | 2004-12-05 | Hy-Rise Scaffolding Ltd. | Slab formwork systems |
| CN204475843U (en) * | 2015-03-12 | 2015-07-15 | 安阳工学院 | A kind of fast early stripping formwork system support for building |
| CN205134931U (en) * | 2015-11-16 | 2016-04-06 | 周汉良 | But lockpin formula scaffold of high -speed joint |
| CN205976473U (en) * | 2016-08-25 | 2017-02-22 | 中建八局第二建设有限公司 | Aluminum -wood formwork support device |
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| CN107642232A (en) | 2018-01-30 |
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