Beam steel bar outside-mold binding and mold entering lifting support for laminated slab cast-in-situ beam

Abstract

The utility model provides a beam steel bar outside-mold binding and in-mold lifting support for a laminated slab cast-in-situ beam, which comprises a folding support which stretches across a notch at the upper end of a beam template and is placed on a left laminated slab and a right laminated slab in the middle of the notch, and two groups of shear fork type lifting devices which are symmetrically distributed up and down and are detachably and fixedly connected are arranged above the notch at the upper end of the beam template; the upper end of the scissor-type lifting device on the upper layer is detachably and centrally fixed to the middle of the bottom of the folding support, and the reinforcing steel bar cross arm is centrally connected to the lower end of the scissor-type lifting device on the lower layer through two U-shaped bolts. The reinforcing steel bar cross arm drives the reinforcing steel bar to be bound, the lower end of which is crossly arranged below the aiming reinforcing steel bar in the laminated slab, to be lifted and positioned outside the mold before being bound, or the bound reinforcing steel bar cage is moved downwards into the mold. Binding operation of cast-in-place beam reinforcement cages at different heights is achieved, the binding space outside a mold is large, frequent squatting is not needed, the operation speed is increased, the speed is controllable when the reinforcement cages fall, and falling is stable, safe and reliable.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of lifting support, and particularly relates to a beam steel bar mould outer binding and mould entering lifting support for cast-in-situ beam of superimposed board. BACKGROUND

[0002] In the construction of fabricated structure, the anchoring steel bar of superimposed board will affect the steel bar binding of cast-in-situ beam. If the beam steel bar is bound first and then the superimposed board is hoisted, the construction needs to be carried out in stages, the lower longitudinal reinforcement and stirrup are bound in the first stage, the superimposed board is hoisted in the second stage, and the beam surface reinforcement is bound in the third stage, so that the beam steel bar cannot be bound at one time. If all the beam steel bars are bound at one time and then the superimposed board is hoisted, the anchoring reinforcement will collide with the upper longitudinal reinforcement of the beam when the superimposed board falls, the superimposed board needs to be cold-bent to be in place, the anchoring reinforcement is damaged in cold bending, the structure quality is damaged, the steel bar needs to be adjusted repeatedly in the hoisting process, and the tower crane equipment is occupied for a long time.

[0003] If the superimposed board is hoisted first and then the beam steel bar is bound, the hoisting speed can be obviously accelerated, the use efficiency of the tower crane equipment can be obviously improved, and the operation surface can be formed quickly. However, the superimposed board after hoisting affects the construction of the steel bar, the steel bar under the anchoring reinforcement is difficult to operate whether it is penetrated or bound, the worker needs to frequently squat and put the hand into the beam bottom, and the labor efficiency is low. Therefore, the utility model provides a beam steel bar mould outer binding and mould entering lifting support for cast-in-situ beam of superimposed board. UTILITY MODEL CONTENTS

[0004] The utility model solves the technical problem that a beam steel bar mould outer binding and mould entering lifting support for cast-in-situ beam of superimposed board is provided, the steel bar required to be bound of the cast-in-situ beam is lifted and positioned by using the folding support provided with the scissor type lifting device and the steel bar cross arm arranged at the lower end of the scissor type lifting device, the beam steel bar mould outer binding is realized, the problem that the anchoring steel bar on the superimposed board after hoisting affects the binding operation of the cast-in-situ beam is solved, the space outside the mould is large, the worker is easy to operate, does not need to frequently squat, the operation speed is effectively improved, the falling speed of the bound steel bar cage is controllable, the falling is stable, and safety is reliable.

[0005] The utility model discloses a technical scheme: the beam steel bar mould outside binding and into mould lifting support for the cast-in-situ beam of the laminated slab, including the folding support with the transportation, the storage and the supporting effect of the slot mouth of the beam formwork upper end across and the middle slot mouth place on the left and right two laminated slab, the upper end of the scissor type lifting device of upper layer is detachable and fixed in the middle in the folding support bottom middle part, and the steel bar cross arm is connected to the lower end of the scissor type lifting device of lower layer in the middle through two U type bolts, and under the lifting control of the scissor type lifting device, the steel bar cross arm drives the steel bar under the cross in the laminated slab to bind the steel bar below the fixed steel bar and carry out the outside mould lifting positioning before binding, or the steel bar cross arm drives the steel bar cage formed by binding and fixes and moves into the mould.

[0006] Wherein, the folding support includes the support composed of two mutually parallel arranged support horizontal rods and the support vertical beams uniformly fixed between the two support horizontal rods, the folding support legs with adjustable length arranged at the two wide edge end portions of the support and the universal wheel arranged at the upper end four corners of the support; when using, the upper end of the scissor type lifting device of upper layer is detachably fixed to the bottom of the two support vertical beams in the middle part of the support, and the upper end of the scissor type lifting device of lower layer is detachably fixed to the lower end of the scissor type lifting device of upper layer; when folding, the lower ends of the two layers of scissor type lifting devices are respectively located at the two sides of the upper end face of the support, and are respectively detachably fixed to the two support vertical beams at the corresponding positions.

[0007] Further, the left and right ends of the support horizontal rod respectively extend into and are fixed in the long angle piece and the short angle piece of the U-shaped structure, and the two ends of the support vertical beam at the end portion of the two support horizontal rods are fixedly connected with the inner walls of the long angle piece and the short angle piece at the corresponding positions, and the lower end of the universal wheel support is fixed to the upper end portion of the support horizontal rod through a screw rod.

[0008] Further, the folding support leg includes a main support leg of a tubular structure and a secondary support leg, the upper ends of the four main support legs are respectively located in the U-shaped grooves of the two long angle pieces and the two short angle pieces at the corresponding positions and below the end portion of the support horizontal rod, and the upper ends of the four main support legs are detachably installed on the long angle pieces and the short angle pieces at the corresponding positions in the angle adjustable range through bolts; the upper end of the secondary support leg is inserted into the pipe hole at the lower end of the main support leg, a telescopic knob for locking and fixing the secondary support leg after length adjustment is screw-mounted on the outer wall of the lower end of the main support leg, and a support leg base is fixed to the lower end portion of the secondary support leg, and when folding and pushing the lifting support, a handrail connected with the lower ends of the two secondary support legs is arranged at one end of the support.

[0009] Further, the scissors type lifting device comprises two groups of upper and lower distributed support angle steel assemblies, wherein the support angle steel assembly comprises two support angle steels which are arranged in parallel with their notches facing outward, the vertical plates of the two support angle steels at the same height are each provided with a cross rod group which is hingedly connected in the middle, and the middle shaft is rotatably connected to the corresponding ends of the two cross rod groups which are distributed in upper and lower positions on two sides, one plate surface end of the vertical plate of the support angle steel is provided with a shaft hole, and the other plate surface end is provided with a sliding groove, the two cross rod groups which are distributed in upper and lower positions on one side of the upper part and the lower part are respectively corresponded to the shaft hole and the sliding groove positions on the support angle steel at the two ends, and are rotatably connected to the support angle steel at the corresponding position by two square tube angle shafts on the upper part and two round tube angle shafts on the lower part, and the corresponding ends of the cross rod group at the sliding groove position can slide along the length direction of the sliding groove; the middle part of the two square tube angle shafts is vertically provided with a transmission rod, one end of the transmission rod is axially positioned and rotatably connected to the middle part of the square tube angle shaft on the same side of the sliding groove, the other end of the transmission rod is threadedly connected to the middle part of the square tube angle shaft on the same side of the shaft hole, and the connector at the end of the other end of the transmission rod which is used to be connected with the hand drill tool is arranged to protrude from the corresponding side square tube angle shaft, and under the driving of the hand drill tool, the transmission rod is rotated to move the end of the cross rod group connected with the sliding groove inward or outward, so as to adjust the height of the cross rod group under the change of the cross angle.

[0010] Further, the middle part of the square tube angle shaft on the same side of the sliding groove is provided with a stop block on each of the two outer sides, and the two stop blocks are sleeved on the transmission rod which passes through the through hole in the middle part of the square tube angle shaft, and the stop blocks are positioned on the outer side of the square tube angle shaft by the nut which is provided on the outer side of the stop block and is threadedly connected to the transmission rod, so as to realize the rotational connection of the one end of the transmission rod to the middle part of the square tube angle shaft in axial positioning.

[0011] Further, the horizontal plate of the support angle steel is provided with two installation holes which are correspondingly and centrally arranged, and the support panel is fixed to the two support angle steels on the same side of the transmission rod by the installation bolt which passes through the installation hole and is adaptively connected with the nut; when the scissors type lifting device is used, the support panels in the two groups of scissors type lifting devices at the upper and lower positions are oppositely arranged and fixedly connected, and the two support angle steels at the upper end of the upper layer scissors type lifting device are fixed to the middle bottom of the folding support by the bolt which is adaptively connected with the installation hole.

[0012] Further, the two upper ends of the U-shaped bolt pass through the middle installation hole of the support angle steel at the lower end of the lower shear lifting device and are locked and fixed by nuts, the steel bar cross arm is adapted to be positioned in the U-shaped groove of the two U-shaped bolts, the two ends of the steel bar cross arm extend out of the U-shaped groove of the corresponding side U-shaped bolt, a plurality of upper longitudinal bars are arranged in the steel bar cross arm, the upper ends of a plurality of vertical stirrups are arranged on the plurality of upper longitudinal bars, a plurality of lower longitudinal bars are arranged vertically and perpendicularly to the fixed steel bar below the anchoring steel bar, and the plurality of lower longitudinal bars are arranged on the lower ends of the plurality of vertical stirrups, and when the lifting support drives the plurality of upper longitudinal bars to move upward, the lower longitudinal bars, the upper longitudinal bars and the vertical stirrups to be bound are lifted and positioned outside the mold before binding.

[0013] Compared with the prior art, the utility model has the advantages of:

[0014] 1. The folding support provided with the shear lifting device and the steel bar cross arm arranged at the lower end of the shear lifting device are used to lift and position the steel bars required for the cast-in-place beam, realize the beam steel bar binding outside the mold, the space outside the mold is large, the workers can operate easily without frequent squatting, and the problem that the anchoring steel bars on the hoisted laminated slab affect the cast-in-place beam binding operation during the laminated slab and cast-in-place beam construction is solved.

[0015] 2. The two groups of shear lifting devices distributed upward and downward and detachably fixed are used to adjust the height of the shear lifting device under the rotation of the gun drill tool driving transmission rod, so that the falling speed of the bound steel cage is controllable, stable and safe.

[0016] 3. The two groups of shear lifting devices can be disassembled according to the use state, the two groups of shear lifting devices distributed upward and downward and detachably fixed are centrally installed in the middle part of the folding support bottom when used, the steel bars required for binding are provided with the lifting and positioning condition outside the mold, the two groups of shear lifting devices are respectively detachably fixed on the upper ends of the folding support in the folded state when not used, the occupied space is small, and the folding, transportation and storage are convenient.

[0017] 4. The technical scheme has the advantages of simple structure, reasonable design, convenient and fast disassembly and assembly, improved operation speed, folding, transportation, storage, turnover use and high use value. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional view of the mold outside binding of the utility model;

[0019] Figure 2 It is a side view of the mold outside binding of the utility model;

[0020] Figure 3 It is a front view of the mold outside binding of the utility model;

[0021] Figure 4 It is the three-dimensional view of the steel reinforcement cage of the utility model;

[0022] Figure 5 It is the three-dimensional structure schematic view of the folding support of the utility model;

[0023] Figure 6 It is the three-dimensional view of the scissor type lifting device of the utility model;

[0024] Figure 7 It is the transportation view of the steel reinforcement binding lifting support of the utility model;

[0025] Figure 8 It is the storage view of the steel reinforcement binding lifting support of the utility model. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with Figures 1-8 It is obvious that the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] It should be noted that, in this article, unless otherwise specified, it should be understood that: the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" and the like are only for description purposes, and cannot be understood as indicating or implying relative importance.

[0028] In this article, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations. The element defined by the statement "including a..." does not exclude the presence of another identical element in the process, method, article or device including the element.

[0029] The beam steel reinforcement mold outer binding and mold lifting support for the cast-in-situ beam of the laminated slab, like Figures 1-4As shown, the folding support 1 with the functions of transportation, storage and support is placed on the two left and right laminated boards 5 across the upper end slot of the beam formwork 6 and in the middle slot, the center line of the folding support 1 is aligned with the center line of the slot, two sets of symmetrical scissors lifting devices 2 are arranged above the upper end slot of the beam formwork 6 and are detachably and fixedly connected, the upper end of the upper scissors lifting device 2 is detachably and fixedly arranged in the middle of the bottom of the folding support 1, the steel cross arm 3 is connected to the lower end of the lower scissors lifting device 2 through two U-shaped bolts 4, the laminated board 5 is provided with a plurality of anchoring steel bars 5-1, under the lifting control of the scissors lifting device 2, the steel bars to be bound are lifted and positioned outside the mold before being bound by the steel cross arm 3 and the anchoring steel bars 5-1 arranged in the laminated board 5, or the steel cage formed by the bound and fixed steel bars is lowered into the mold; in the above structure, the folding support 1 provided with the scissors lifting device 2 and the steel cross arm 3 arranged at the lower end of the scissors lifting device 2 lift and position the steel bars required for the cast-in-place beam, realize the beam steel bar binding outside the mold, the space outside the mold is large, the workers can operate well, and the problem that the anchoring steel bars on the laminated board 5 affect the cast-in-place beam binding operation during the construction of the laminated board 5 and the cast-in-place beam is solved;

[0030] As shown in the drawings, Figure 5 The specific structure of the folding support 1 is as follows: the folding support 1 comprises a support composed of two mutually parallel support horizontal rods 1-1 and support vertical beams 1-2 uniformly fixed between the two support horizontal rods 1-1, length-adjustable folding legs arranged at the two wide edge ends of the support, and universal wheels 1-3 arranged at the four corners of the upper end of the support; when the lifting support is used, the upper end of the upper scissors lifting device 2 is detachably fixed to the bottom of the two support vertical beams 1-2 in the middle of the support, and the upper end of the lower scissors lifting device 2 is detachably fixed to the lower end of the upper scissors lifting device 2; when the lifting support is folded, the lower ends of the two layers of scissors lifting devices 2 are respectively located on both sides of the upper end face of the support and are detachably fixedly connected with the two support vertical beams 1-2 at the corresponding positions.

[0031] The left and right ends of the support horizontal rod 1-1 respectively extend into and are fixed in the long angle piece 1-5 and the short angle piece 1-6 of the U-shaped structure, and the two ends of the support vertical beam 1-2 at the ends of the two support horizontal rods 1-1 are fixedly connected with the inner walls of the long angle piece 1-5 and the short angle piece 1-6 at the corresponding positions, and the universal wheels 1-3 at the lower end of the support are fixed to the upper end of the support horizontal rod 1-1 through the screw rod 1-4;

[0032] The specific structure of the folding leg is as follows: the folding leg comprises a sub-leg 1-8 and a tubular main leg 1-9, the upper ends of the four main legs 1-9 are respectively located in the U-shaped grooves of the two long angle pieces 1-5 and the two short angle pieces 1-6 at the corresponding positions and below the end portions of the support cross bar 1-1, and the upper ends of the four main legs 1-9 are installed on the corresponding long angle pieces 1-5 and short angle pieces 1-6 in an angle-adjustable manner within the range of 0°-120° through the bolts 1-7, that is, the main leg 1-9 is in a folded state (as shown in Figure 7 and Figure 8 ) when the main leg 1-9 is at 0°, and is in an unfolded supporting position (as shown in Figure 5 ) when the main leg 1-9 is rotated outward to 120° and contacts the inner side walls of the corresponding long angle piece 1-5 and short angle piece 1-6; when the angle is adjusted, the unfolded angle of the main leg 1-9 can be rotated by loosening the bolts 1-7; the upper end of the sub-leg 1-8 is inserted into the pipe hole at the lower end of the main leg 1-9, and the outer wall at the lower end of the main leg 1-9 is provided with a telescopic knob 1-12 for locking and fixing the sub-leg 1-8 after length adjustment; the lower end of the sub-leg 1-8 is fixed with a leg base 1-10 to enhance the friction of the contact surface, and a handrail 1-11 connected with the lower ends of the two sub-legs 1-8 is arranged at one end of the support when the lifting support is folded and pushed; wherein, the long angle piece 1-5 and the short angle piece 1-6 are arranged such that the distance between the position where the long angle piece 1-5 is connected with the corresponding main leg 1-9 and the support cross bar 1-1 is greater than the distance between the position where the short angle piece 1-6 is connected with the corresponding main leg 1-9 and the support cross bar 1-1, so that when the main leg 1-9 connected with the short angle piece 1-6 is folded to contact the support cross bar 1-1, the main leg 1-9 connected with the long angle piece 1-5 can be folded smoothly to contact the main leg 1-9 connected with the short angle piece 1-6 without interference;

[0033] as Figure 6As shown, the specific structure of the scissor lifting device 2 is as follows: the scissor lifting device 2 includes two groups of upper and lower distributed support angle steel assemblies, wherein the support angle steel assembly includes two support angle steels 2-1 which are arranged in parallel with notched outward, the vertical plate inner side of the two support angle steels 2-1 at the same height is provided with a cross rod group 2-5 which is hingedly connected in the middle, and the middle shaft 2-6 is rotatably connected to the corresponding end of the two cross rod groups 2-5 which are distributed in upper and lower sides at two heights, one plate surface end of the vertical plate of the support angle steel 2-1 is provided with a shaft hole 2-3, and the other plate surface end is provided with a sliding groove 2-4, the two cross rod groups 2-5 which are distributed in upper and lower sides at one side are rotatably connected to the shaft hole 2-3 and the sliding groove 2-4 on the support angle steel 2-1 at the corresponding position, and the two cross rod groups 2-5 at the same height are rotatably connected to the support angle steel 2-1 at the corresponding position through the two square tube angle shafts 2-7 at the upper part and the two round tube angle shafts 2-8 at the lower part, and the corresponding end of the cross rod group 2-5 at the position of the sliding groove 2-4 can slide along the length direction of the sliding groove 2-4; the middle part of the two square tube angle shafts 2-7 is vertically provided with a transmission rod 2-9, one end of the transmission rod 2-9 is axially positioned and rotatably connected to the middle part of the square tube angle shaft 2-7 at the same side of the sliding groove 2-4, the other end of the transmission rod 2-9 is threadedly connected to the middle part of the square tube angle shaft 2-7 at the same side of the shaft hole 2-3, and the connecting head 2-10 which is used for connecting the hand drill tool extends out of the corresponding side square tube angle shaft 2-7, and under the driving of the hand drill tool, the connecting end of the cross rod group 2-5 and the sliding groove 2-4 moves inward or outward to realize the adjustment of the height of the cross rod group 2-5 under the change of the cross angle.

[0034] In the above structure, the two groups of upper and lower distributed scissor lifting devices 2 are rotatably connected in a detachable manner, the height of the scissor lifting device 2 is adjusted under the rotation of the transmission rod 2-9 driven by the hand drill tool, so that the falling speed of the bound steel cage is controllable, the falling is stable, safe and reliable;

[0035] The specific structure that one end of the transmission rod 2-9 is axially positioned and rotatably connected to the square tube angle shaft 2-7 at the corresponding position is as follows: the middle part of the square tube angle shaft 2-7 at the same side of the sliding groove 2-4 is provided with a stop block 2-11 at both outer sides, and the two stop blocks 2-11 are sleeved on the transmission rod 2-9 which passes through the through hole in the middle part of the square tube angle shaft 2-7, and the stop blocks 2-11 are positioned at the outer side of the square tube angle shaft 2-7 by the nut which is provided at the outer side of the stop block 2-11 and is threadedly connected to the transmission rod 2-9, so as to realize the rotatable connection of one end of the transmission rod 2-9 and the middle part of the square tube angle shaft 2-7 under the axial positioning.

[0036] As Figure 4As shown, the end of the transmission rod 2-9 on the scissor lifting device 2 is provided with a connector 2-10 inserted into the hand drill tool, when the reinforcement cage needs to be put into the mold after being bound, the connector 2-10 is rotated by the hand drill tool to rotate the transmission rod 2-9, the transmission rod 2-9 is provided with threads, and the tail end of the transmission rod 2-9 is provided with two stop blocks 2-11, when the transmission rod 2-9 is positively transmitted, the end stop block 2-11 will drive the square tube angle shaft 2-7 to translate outwardly in the corresponding sliding groove 2-4, at this time, the cross angle of the cross rod group 2-5 will gradually increase, so that the height of the steel cross arm 3 will gradually decrease, thereby the reinforcement cage is put into the mold as a whole.

[0037] The support angle steel 2-1 is provided with two installation holes 2-2 corresponding in position and centrally arranged on the horizontal plate surface, and the support surface plate 2-12 is fixed on the two support angle steels 2-1 on the same side of the transmission rod 2-9 by the installation bolt 2-13 passing through the installation hole 2-2 and being adaptively connected with the nut.

[0038] In the above structure, the two groups of scissor lifting devices 2 can be disassembled according to the use state, when in use, the two groups of scissor lifting devices 2 distributed upward and downward and fixedly connected can be centrally installed in the middle part of the bottom of the folding support 1, thereby providing the out-of-mold elevated positioning condition for the required bound reinforcement, when not in use, the two groups of scissor lifting devices 2 can be respectively fixed on the two sides of the upper end of the folding support 1 in the folded state for storage, thereby occupying small space and being convenient for folding, storage and use.

[0039] The connection position and structure of the U-shaped bolt 4 on the scissor lifting device 2 are as follows: the two upper ends of the U-shaped bolt 4 pass through the middle installation hole 2-2 of the support angle steel 2-1 at the lower end of the lower scissor lifting device 2 and are fixedly connected with the nut, and the steel cross arm 3 is adapted to the U-shaped groove for positioning the two U-shaped bolts 4, wherein the slot width of the U-shaped groove of the U-shaped bolt 4 is consistent with the diameter of the steel cross arm 3, and the two end portions of the steel cross arm 3 are arranged outside the U-shaped groove of the corresponding side U-shaped bolt 4, a plurality of upper longitudinal bars 7 are centrally arranged on the steel cross arm 3, the upper ends of a plurality of hoop bars 8 vertically arranged and parallel to each other are sleeved on the plurality of upper longitudinal bars 7, a plurality of lower longitudinal bars 9 parallel to the upper longitudinal bars 7 and perpendicular to the anchor reinforcement 5-1 are arranged below the anchor reinforcement 5-1, and the plurality of lower longitudinal bars 9 are arranged on the lower ends of the plurality of hoop bars 8, and when the lifting support drives the plurality of upper longitudinal bars 7 to move upward, the out-of-mold elevated positioning of the bound reinforcement, i.e., the lower longitudinal bars 9, the upper longitudinal bars 7 and the hoop bars 8 before being bound is realized.

[0040] As shown in the drawings, the present application provides a folding support 1 for reinforcing cage binding, which comprises a folding support 1 and a plurality of scissor lifting devices 2. Figure 7As shown, when the steel bar mold outer binding lifting support is removed, the two groups of scissor lifting devices 2 are tightened and removed from the bottom of the folding support 1. The folding support 1 is turned over, and the universal wheels 1-3 are placed flat on the ground with the downward direction; the two removed scissor lifting devices 2 are respectively installed on the left and right sides of the folding support 1, and are fixed by the installation bolts 2-13; the folding legs connected with the short angle piece 1-6 on one side of the folding support 1 are contracted, the auxiliary legs 1-8 are contracted into the main legs 1-9 by rotating the telescopic knob 1-12, and the main legs 1-9 are placed on the support beam 1-1 by angle rotation; the supporting rod 1-11 is inserted through the hole in the auxiliary leg 1-8 on the side of the long angle piece 1-5 in the folding support 1; the supporting rod 1-11 is pushed during movement, so that the steel bar mold outer binding lifting support is moved as a whole.

[0041] As shown in FIG. 1, the folding support 1 is in the lifting state, and the steel bar mold outer binding lifting support is in the lifting operation state. Figure 8 As shown, when the steel bar mold outer binding lifting support is removed, the two groups of scissor lifting devices 2 are tightened and removed from the bottom of the folding support 1. The folding support 1 is turned over, and the universal wheels 1-3 are placed flat on the ground with the downward direction; the two removed scissor lifting devices 2 are respectively installed on the left and right sides of the folding support 1, and are fixed by the installation bolts 2-13; the folding legs connected with the short angle piece 1-6 on one side of the folding support 1 are contracted, the auxiliary legs 1-8 are contracted into the main legs 1-9 by rotating the telescopic knob 1-12, and the main legs 1-9 are placed on the support beam 1-1 by angle rotation; the supporting rod 1-11 is inserted through the hole in the auxiliary leg 1-8 on the side of the long angle piece 1-5 in the folding support 1; the supporting rod 1-11 is pushed during movement, so that the steel bar mold outer binding lifting support is moved as a whole.

[0042] The folding support 1 is in the lifting state, and the steel bar mold outer binding lifting support is in the lifting operation state.

[0043] The technical scheme has the advantages of simple structure, reasonable design, convenient and fast disassembly and assembly, improved operation speed, folding, transportation and storage, and high use value.

[0044] For those skilled in the art, it is obvious that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0045] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature described. The specification can include implicit combinations of explicitly mentioned features and / or explicit combinations of implicitely mentioned features. Each embodiment depends on the explicit combinations of features and / or the implicit combinations of features made specifically within that embodiment, and each such embodiment can be combined with every other such embodiment to create further embodiments.

Claims

1. A support frame for external binding and internal lifting of reinforcing bars in cast-in-place beams of composite slabs, characterized in that: The utility model provides a folding support (1) with transportation, storage and support functions, which is placed on two laminated boards (5) across the upper end slot of a beam template (6) and in the middle slot, two sets of symmetrical scissors type lifting devices (2) are arranged above the upper end slot of the beam template (6) and can be detachably and fixedly connected, the upper end of the upper scissors type lifting device (2) can be detachably and fixedly arranged in the middle of the bottom of the folding support (1), the steel cross arm (3) is connected to the lower end of the lower scissors type lifting device (2) through two U-shaped bolts (4), and under the lifting control of the scissors type lifting device (2), the steel cross arm (3) drives the steel bars to be bound below the steel bars (5-1) arranged in the laminated board (5) to be lifted and positioned outside the mold before being bound, or the steel cross arm (3) drives the steel cage formed by binding to move downward into the mold.

2. The beam steel bar mould outer binding and mould lifting support for cast-in-situ beam of laminated slab according to claim 1, characterized in that: The folding support (1) comprises a support composed of two mutually parallel support horizontal rods (1-1) and support longitudinal beams (1-2) uniformly fixed between the two support horizontal rods (1-1), length-adjustable folding support legs arranged at the two wide edge ends of the support, and universal wheels (1-3) arranged at the upper four corners of the support; when the lifting support is in use, the upper end of the upper scissors type lifting device (2) is detachably fixed to the bottom of the two support longitudinal beams (1-2) in the middle of the support, and the upper end of the lower scissors type lifting device (2) is detachably fixed to the lower end of the upper scissors type lifting device (2); when the lifting support is folded, the lower ends of the two layers of scissors type lifting devices (2) are respectively located on both sides of the upper end face of the support and are detachably fixed to the two support longitudinal beams (1-2) at the corresponding positions.

3. The beam steel bar mould outer binding and mould lifting support for cast-in-situ beam of laminated slab according to claim 2, characterized in that: The left and right ends of the support horizontal rod (1-1) respectively extend into and are fixed in the long angle piece (1-5) and the short angle piece (1-6) of the U-shaped structure, and the two ends of the support longitudinal beam (1-2) at the ends of the two support horizontal rods (1-1) are fixedly connected with the inner walls of the long angle piece (1-5) and the short angle piece (1-6) at the corresponding positions, and the lower end of the universal wheel (1-3) support is fixed to the upper end of the support horizontal rod (1-1) through a screw rod (1-4).

4. The beam steel bar mould outer binding and mould lifting support for cast-in-situ beam of laminated slab according to claim 3, characterized in that: The folding support leg comprises a sub-leg (1-8) and a tubular main leg (1-9), the upper ends of the four main legs (1-9) are respectively located in the U-shaped slots of the two long angle pieces (1-5) and the two short angle pieces (1-6) at the corresponding positions and below the end portions of the support crossbar (1-1), and the upper ends of the four main legs (1-9) are installed on the corresponding long angle pieces (1-5) and short angle pieces (1-6) by bolts (1-7) in an angle-adjustable manner within the range of 0°-120°; the upper end of the sub-leg (1-8) is inserted into the pipe hole at the lower end of the main leg (1-9), and the outer wall at the lower end of the main leg (1-9) is threadedly installed with an extension knob (1-12) for locking and fixing the sub-leg (1-8) after length adjustment, the lower end of the sub-leg (1-8) is fixed with a leg base (1-10), and a handrail (1-11) connected with the lower ends of the two sub-legs (1-8) is arranged at one end of the support when the folding lifting support is pushed.

5. The beam steel bar mould outer binding and mould lifting support for cast-in-situ beam of composite slab according to any one of claims 1-4, characterized in that: The scissor lifting device (2) comprises two groups of support angle steel assemblies distributed above and below, wherein the support angle steel assembly comprises two support angle steels (2-1) arranged in parallel with notched openings facing outward, the inner sides of the vertical plates of the two support angle steels (2-1) at the same height are respectively provided with a cross rod group (2-5) hinged in the middle, and the two ends of a middle shaft (2-6) are respectively rotationally connected to the corresponding ends of the two cross rod groups (2-5) distributed above and below on the two sides, one plate face end of the vertical plate of the support angle steel (2-1) is provided with a shaft hole (2-3), and the other plate face end is provided with a sliding groove (2-4), the two cross rod groups (2-5) distributed above and below on one side at the upper part and the lower part are respectively located at the positions corresponding to the shaft hole (2-3) and the sliding groove (2-4) on the support angle steel (2-1) at the two ends of the support angle steel (2-1), and the two cross rod groups (2-5) at the same height are rotationally connected to the support angle steel (2-1) at the corresponding position by two square tube angle shafts (2-7) at the upper part and two circular tube angle shafts (2-8) at the lower part, and the corresponding ends of the cross rod group (2-5) at the position of the sliding groove (2-4) can slide along the length direction of the sliding groove (2-4); the middle part of the two square tube angle shafts (2-7) is vertically provided with a transmission rod (2-9), one end of the transmission rod (2-9) is axially positioned and rotationally connected to the middle part of the square tube angle shaft (2-7) on the same side of the sliding groove (2-4), the other end of the transmission rod (2-9) is threadedly connected to the middle part of the square tube angle shaft (2-7) on the same side of the shaft hole (2-3), and a connector (2-10) at the other end of the transmission rod (2-9) for connecting with a hand drill tool is arranged to protrude from the corresponding side square tube angle shaft (2-7), and under the driving of the hand drill tool, the transmission rod (2-9) is rotated to move the connecting end of the cross rod group (2-5) and the sliding groove (2-4) inward or outward, so as to adjust the height of the cross rod group (2-5) under the change of the cross angle.

6. The beam steel bar mould outer binding and mould lifting support for cast-in-situ beam of composite slab according to claim 5, characterized in that: Two outer sides of the middle part of the square tube angle shaft (2-7) on the same side of the chute (2-4) are provided with stop blocks (2-11), and the two stop blocks (2-11) are sleeved on the transmission rod (2-9) penetrating through the through hole in the middle part of the square tube angle shaft (2-7), and the stop blocks (2-11) are positioned outside the square tube angle shaft (2-7) by the nut threaded on the transmission rod (2-9), realizing the rotary connection of one end of the transmission rod (2-9) and the middle part of the square tube angle shaft (2-7) in axial positioning.

7. The beam steel bar mould outer binding and mould lifting support for cast-in-situ beam of composite slab according to claim 6, characterized in that: Two installation holes (2-2) corresponding in position and centrally arranged are made on the horizontal plate surface of the support angle steel (2-1), and the support face plate (2-12) is fixed on the two support angle steels (2-1) on the same side of the transmission rod (2-9) by the installation bolt (2-13) penetrating through the installation hole (2-2) and adaptively connected with the nut; in use, the support face plates (2-12) in the two groups of scissor type lifting devices (2) in upper and lower positions of the scissor type lifting device (2) are oppositely arranged and fixedly connected, and the two support angle steels (2-1) at the upper end of the upper layer scissor type lifting device (2) are fixed in the middle bottom of the folding support (1) by the bolt adaptively connected with the installation hole (2-2).

8. The beam steel bar mould outer binding and mould lifting support for cast-in-situ beam of composite slab according to claim 7, characterized in that: The two upper ends of the U-shaped bolt (4) are connected and fixed by the nut penetrating through the middle installation hole (2-2) of the support angle steel (2-1) at the lower end of the lower layer scissor type lifting device (2), the steel bar cross arm (3) is adaptively connected in the U-shaped groove positioning the two U-shaped bolts (4), and the two ends of the steel bar cross arm (3) extend out of the U-shaped groove of the corresponding side U-shaped bolt (4), a plurality of upper longitudinal reinforcements (7) are centrally placed on the steel bar cross arm (3), a plurality of hoop reinforcements (8) are vertically arranged and the upper ends of the plurality of hoop reinforcements (8) are sleeved on the plurality of upper longitudinal reinforcements (7), a plurality of lower longitudinal reinforcements (9) are arranged parallel to the upper longitudinal reinforcements (7) and perpendicular to the anchoring steel bar (5-1) and located below the anchoring steel bar (5-1), and the plurality of lower longitudinal reinforcements (9) are placed on the lower ends of the plurality of hoop reinforcements (8), and when the lifting support drives the plurality of upper longitudinal reinforcements (7) to move upward, the lower longitudinal reinforcement (9), the upper longitudinal reinforcement (7) and the hoop reinforcement (8) to be bound are positioned and lifted outside the mold before being bound.

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