阅读说明：本技术 一种用于剪力墙工作平台的装配式连接结构 (A assembled connection structure for shear force wall work platform ) 是由 张晓莉 张茂枝 于 2021-08-16 设计创作，主要内容包括：本发明属于剪力墙连接结构领域,具体涉及一种用于剪力墙工作平台的装配式连接结构在结构上的改进,包括悬挑梁,悬挑梁通过连接组件连接剪力墙,连接组件包括固定机构和设置在剪力墙外侧的外板,外板固定连接悬挑梁的一端,固定机构包括两个并排设置的支撑杆,两个支撑杆的一端设置有锁紧杆机构,其另一端穿过外板和剪力墙,支撑杆通过锁紧杆机构可拆卸地连接另一个支撑杆,锁紧杆机构用于限位支撑杆周向转动,两个支撑杆上均设置有限位机构,限位机构用于限位支撑杆和外板沿着支撑杆的轴向移动,且在支撑杆转动之后解除限位,固定机构设置有两个,且分别设置在悬挑梁的两侧,具有便于拆卸悬挑梁的有益效果。(The invention belongs to the field of shear wall connection structures, and particularly relates to an improvement on the structure of an assembly type connection structure for a shear wall working platform, which comprises a cantilever beam, wherein the cantilever beam is connected with a shear wall through a connection assembly, the connection assembly comprises a fixing mechanism and an outer plate arranged on the outer side of the shear wall, the outer plate is fixedly connected with one end of the cantilever beam, the fixing mechanism comprises two support rods arranged side by side, one end of each support rod is provided with a locking rod mechanism, the other end of each support rod penetrates through the outer plate and the shear wall, the support rod is detachably connected with the other support rod through the locking rod mechanism, the locking rod mechanism is used for limiting the circumferential rotation of the support rod, the two support rods are respectively provided with a limiting mechanism, the limiting mechanisms are used for limiting the axial movement of the support rods and the outer plate along the support rods, and the limiting is released after the support rods rotate, the two fixing mechanisms are respectively arranged on two sides of the cantilever beam, the cantilever beam has the beneficial effect of being convenient to disassemble.)

1. The utility model provides an assembled connection structure for shear wall work platform, includes cantilever beam (2), its characterized in that: the cantilever beam (2) is connected with the shear wall (1) through a connecting assembly;

the connecting assembly comprises a fixing mechanism and an outer plate (11) arranged on the outer side of the shear wall (1), the outer plate (11) is fixedly connected with one end of the cantilever beam (2), the fixing mechanism comprises two support rods (12) arranged side by side, one end of each of the two support rods (12) is provided with a locking lever mechanism, the other end of each of the two support rods passes through the outer plate (11) and the shear wall (1), the support rods (12) are detachably connected with the other support rod (12) through the locking lever mechanisms, the locking lever mechanisms are used for limiting circumferential rotation of the support rods (12), the two support rods (12) are both provided with limiting mechanisms, the limiting mechanisms are used for limiting the axial movement of the support rods (12) and the outer plate (11) along the axial direction of the support rods (12), and the limiting is released after the support rods (12) rotate, and the fixing mechanisms are provided with two, and are respectively arranged on two sides of the cantilever beam (2).

2. The fabricated connecting structure for a shear wall working platform according to claim 1, wherein: the locking lever mechanism comprises two locking levers (14), one ends of the two locking levers (14) are respectively connected with the two supporting rods (12), and one end, far away from the supporting rod (12), of each locking lever (14) is detachably connected with the other locking lever (14).

3. The fabricated connecting structure for a shear wall working platform according to claim 2, wherein: the utility model discloses a joint, including bracing piece (12), planking (11), hinge shaft (21), bracing piece (12) extend the one end of planking (11) is provided with a breach, the internal fixation of breach is provided with hinge shaft (21), hinge shaft (21) with bracing piece (12) are perpendicular, be equipped with a spout (20) on check lock lever (14), hinge shaft (21) set up in spout (20), check lock lever (14) pass through spout (20) slidable and rotationally connect hinge shaft (21).

4. The fabricated connecting structure for a shear wall working platform according to claim 2, wherein: still include thread bush (15), thread bush (15) are hollow structure and are equipped with the internal thread, check lock lever (14) are equipped with the external screw thread, thread bush (15) threaded connection is two the one end that check lock lever (14) are relative.

5. The fabricated connecting structure for a shear wall working platform according to claim 1, wherein: the limiting mechanism comprises a lock nut (16), the supporting rod (12) is provided with an external thread, and the lock nut (16) is in threaded connection with the supporting rod (12) and is abutted against one side, far away from the shear wall (1), of the outer plate (11);

the shear wall (1) is provided with a pre-buried hole (19) matched with the support rod (12), the support rod (12) can penetrate through the pre-buried hole (19) in a sliding mode, the support rod (12) penetrates through one end side face of the shear wall (1) and is provided with a convex block (13), the inner wall of the pre-buried hole (19) is provided with a limiting groove matched with the convex block (13), and the convex block (13) and the limiting groove are arranged on the two radial sides of the support rod (12).

6. The fabricated connecting structure for a shear wall working platform according to claim 5, wherein: the shear wall is characterized by further comprising an inner plate (10) arranged on the inner side of the shear wall (1), the inner plate (10) is provided with a limiting hole (18) which is the same as the embedded hole (19) and a limiting groove structure of the embedded hole and is concentric with the embedded hole, the supporting rod (12) penetrates through the limiting hole (18), and the bump (13) is abutted to the inner plate (10).

7. The fabricated connecting structure for a shear wall working platform according to claim 1, wherein: the shear wall is characterized by further comprising a pull rod which is obliquely arranged, the top of the pull rod is connected with the shear wall (1) through another connecting assembly, the top of the pull rod is connected with another outer plate (11) on the connecting assembly, and the bottom of the pull rod is connected with the cantilever beam (2).

8. The fabricated connecting structure for a shear wall working platform according to claim 7, wherein: the top of the pull rod is hinged with the outer plate (11), the bottom of the pull rod is rotatably connected with the cantilever beam (2), and the pull rod is of a telescopic structure.

9. The fabricated connecting structure for a shear wall working platform according to claim 8, wherein: the pull rod comprises an upper pull rod (3) and a lower pull rod (4), the top of the upper pull rod (3) is hinged to the outer plate (11), the bottom of the upper pull rod (3) is rotatably connected with a connecting rod (23), the connecting rod (23) is far away from one end of the upper pull rod (3) is provided with a threaded hole, the top of the lower pull rod (4) is provided with an external thread matched with the threaded hole, the lower pull rod (4) is in threaded connection with the connecting rod (23), and the bottom of the lower pull rod (4) is rotatably connected with the side face of the cantilever beam (2).

10. The fabricated connecting structure for a shear wall working platform according to claim 1, wherein: the cantilever beam is characterized by further comprising a vertical rod (5) which is vertically arranged, the bottom of the vertical rod (5) is fixedly connected with a connecting block (7), one side of the connecting block (7) is provided with a connecting groove which is matched with the side face of the cantilever beam (2), one side of the cantilever beam (2) is arranged in the connecting groove, and the connecting block (7) is connected with the cantilever beam (2) through a bolt;

the top of the vertical rod (5) is provided with an external thread, the vertical rod is in threaded connection with a matching sleeve (9), the bottom of the connecting block (7) is provided with a screw rod (8), and the matching sleeve (9) is used for being in threaded connection with the screw rod (8) on another working platform above the connecting block.

Technical Field

The invention belongs to the field of shear wall connection structures, and particularly relates to an improvement on a structure of an assembly type connection structure for a shear wall working platform.

Background

Shear walls are also known as wind resistant walls, seismic walls or structural walls. The wall body mainly bears horizontal load and vertical load (gravity) caused by wind load or earthquake action in a house or a structure, and the structure is prevented from being sheared (sheared) and damaged. Also known as earthquake resistant walls, are generally made of reinforced concrete.

Shear force wall among the prior art is for construction convenience, has generally built work platform at its lateral surface, and form the assembled connection between the shear force wall, for example encorbelment formula unloading platform, console mode operation panel and scaffold frame etc. scaffold frame among the prior art is including cantilever beam, pole setting, pull rod, transversely sweep ground pole and vertically sweep ground pole usually, sets up the pre-buried hole at the lateral surface of shear force wall, then through expansion bolts connection cantilever beam, when its normal dismantlement: the screw is firstly disassembled, then the screw rod is knocked towards the inside of the wall by a hammer, then the iron sheet outside the screw rod is firstly pulled out by a pliers, after the iron sheet is pulled out, the screw rod is clamped by the pliers, the screw rod can be pulled out by shaking, the screw rod can be easily seen, the expansion bolt is adopted, the structure is stable, the disassembly is very troublesome, so that a constructor in the prior art usually adopts a sawing mode to disassemble the expansion bolt, but the mode has the defects of high danger coefficient and the need of using other power equipment, and when the expansion bolt is sawed, the support force is lost, so that the cantilever beam has the risk of collapsing, if the support is not arranged below the cantilever beam, the risk coefficient is higher for the constructor and other workers.

Disclosure of Invention

The invention aims to provide an assembly type connecting structure for a shear wall working platform, which is convenient for dismounting a cantilever beam.

In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows:

an assembly type connecting structure for a shear wall working platform comprises a cantilever beam, wherein the cantilever beam is connected with a shear wall through a connecting assembly;

coupling assembling includes fixed establishment and the planking of setting in the shear force wall outside, planking fixed connection the one end of cantilever beam, fixed establishment includes two bracing pieces that set up side by side, two the one end of bracing piece is provided with check lock lever mechanism, and its other end passes planking and shear force wall, the bracing piece passes through check lock lever mechanism detachably and connects another the bracing piece, check lock lever mechanism is used for spacingly bracing piece circumferential direction, two all be provided with stop gear on the bracing piece, stop gear be used for spacing bracing piece with the planking along the axial displacement of bracing piece, and it is spacing to remove after the bracing piece rotates, fixed establishment is provided with two, and sets up respectively the both sides of cantilever beam.

Furthermore, the locking lever mechanism comprises two locking levers, wherein two locking levers are connected to one ends of the locking levers respectively, and the locking lever is far away from one end of the supporting lever and is detachably connected with the other locking lever.

Furthermore, one end of the supporting rod extending out of the outer plate is provided with a notch, an articulated shaft is fixedly arranged in the notch, the articulated shaft is perpendicular to the supporting rod, a sliding groove is formed in the locking rod, the articulated shaft is arranged in the sliding groove, and the locking rod can slide through the sliding groove and can be rotationally connected with the articulated shaft.

Further, still include the thread bush, the thread bush is hollow structure and is equipped with the internal thread, the check lock lever is equipped with the external screw thread, thread bush threaded connection is two the relative one end of check lock lever.

Furthermore, the limiting mechanism comprises a lock nut, the support rod is provided with an external thread, and the lock nut is in threaded connection with the support rod and is abutted against one side of the outer plate, which is far away from the shear wall;

the shear wall is provided with a pre-buried hole matched with the support rod, the support rod penetrates through the pre-buried hole in a sliding mode, a convex block is arranged on one end side face of the support rod penetrating through the shear wall, a limiting groove matched with the convex block is formed in the inner wall of the pre-buried hole, and the convex block and the limiting groove are arranged on two radial sides of the support rod.

The support rod penetrates through the limiting hole, and the lug is abutted to the inner plate.

The top of the pull rod is connected with the shear wall through the other connecting assembly, the top of the pull rod is connected with the other outer plate on the connecting assembly, and the bottom of the pull rod is connected with the cantilever beam.

Furthermore, the top of the pull rod is hinged with the outer plate, the bottom of the pull rod is rotatably connected with the cantilever beam, and the pull rod is of a telescopic structure.

Further, the pull rod includes upper link and lower link, the upper link top with the planking is articulated, the upper link bottom rotationally is connected with the connecting rod, the connecting rod is kept away from the one end of upper link is provided with the screw hole, the lower link top be provided with the external screw thread of screw hole adaptation, lower link threaded connection the connecting rod, the lower link bottom rotationally connects the roof beam side of encorbelmenting.

The cantilever beam further comprises a vertical rod which is vertically arranged, the bottom of the vertical rod is fixedly connected with a connecting block, one side of the connecting block is provided with a connecting groove which is matched with the side face of the cantilever beam, one side of the cantilever beam is arranged in the connecting groove, and the connecting block is connected with the cantilever beam through a bolt;

the pole setting top is provided with the external screw thread, and threaded connection has the cooperation cover, the connecting block bottom is provided with the screw rod, the cooperation is applied mechanically and is used for threaded connection to be in on another work platform of top the screw rod.

The invention has the following beneficial effects: after two bracing pieces are dismantled through the check lock lever mechanism, but the bracing piece axial slip, and then can with the outrigger situation roll-off, the effect of the convenient to detach outrigger has been played, greatly reduced dismantlement outrigger's the degree of difficulty, and need not be with the help of other power equipment, the pull rod on the scaffold frame passes through another coupling assembling and connects the shear force wall in addition, also make pole setting convenient to detach, another scaffold frame is connected through the cooperation cover in pole setting top simultaneously, more stable structure has to the pole setting.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1;

FIG. 3 is a schematic cross-sectional view of a connection assembly;

FIG. 4 is a schematic view of the support rod sliding into the pre-buried hole;

FIG. 5 is a schematic view of the fitting relationship between the bump and the limiting hole;

FIG. 6 is a schematic view of a fitting relationship between a bump and a pre-buried hole;

FIG. 7 is a schematic view of two fixing mechanisms arranged on two vertical sides of a cantilever beam;

FIG. 8 is a schematic view of two fixing mechanisms arranged on two horizontal sides of a cantilever beam;

FIG. 9 is a schematic view showing the connection relationship between the upper and lower rods

FIG. 10 is a schematic view showing a connection relationship between a lower drawbar and a cantilever beam;

FIG. 11 is a schematic view showing the connection between the vertical rod and the cantilever beam.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 11 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Unless otherwise specified, the technical means used in the examples are conventional means well known to those skilled in the art.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

An assembly type connecting structure for a shear wall working platform comprises a cantilever beam 2, wherein the cantilever beam 2 is connected with a shear wall 1 through a connecting assembly;

coupling assembling includes fixed establishment and sets up planking 11 in the shear force wall 1 outside, planking 11 fixed connection the one end of cantilever beam 2, fixed establishment includes two bracing pieces 12 that set up side by side, two the one end of bracing piece 12 is provided with latch lever mechanism, and its other end passes planking 11 and shear force wall 1, bracing piece 12 connects another through latch lever mechanism detachably bracing piece 12, latch lever mechanism is used for spacingly bracing piece 12 circumferential direction, two all be provided with stop gear on the bracing piece 12, stop gear be used for spacing bracing piece 12 with planking 11 along the axial displacement of bracing piece 12, and be in it is spacing to relieve after bracing piece 12 rotates, fixed establishment is provided with two, and sets up respectively cantilever beam 2's both sides.

As shown in fig. 1, the shear wall 1 and the cantilever beam 2 are both in the prior art, the working platform is a scaffold, the shear wall 1 is a vertically arranged wall body, the cantilever beam 2 is a horizontally arranged i-steel, the inner side of the outer plate 11 abuts against the outer side of the shear wall 1, the shear wall 1 is provided with an embedded hole 19 for the support rod 12 to pass through, the upper end and the lower end of the lock rod mechanism are connected with one end of the two support rods 12 extending out of the outer plate 11, the support rods 12 are restrained by the lock rod mechanism and the limiting mechanism and cannot rotate circumferentially and slide axially, and are fixed relative to the shear wall 1 and the outer plate 11, so as to play a supporting role, the cantilever beam 2 is horizontally supported, the structure is maintained stable, after the two support rods 12 are disassembled by the lock rod mechanism, the support rods 12 can slide axially, so that the cantilever beam 2 can slide out along the same direction, so as to play a role of facilitating the disassembly of the cantilever beam 2, compared with a connection mode of adopting expansion bolts in the prior art, this technical scheme greatly reduced dismantle the difficulty degree of cantilever beam 2, and need not be with the help of other power equipment.

As shown in fig. 7 and 8, the total number of the support rods 12 on the connecting assembly is four, and the support rods are uniformly distributed along the circumferential direction of the outer plate 11, the fixing mechanisms include two of the support rods 12, the two fixing mechanisms can be arranged on two horizontal sides or two vertical sides of the cantilever beam 2, and further, when the concrete implementation is performed, a constructor can connect the two support rods 12 on any side of the cantilever beam 2 through the locking rod mechanism, so that the two support rods 12 can be connected in actual construction, and the interference of other components of the scaffold can be avoided.

Furthermore, the locking lever mechanism includes two locking levers 14, two are connected respectively to the one end of locking lever 14 the bracing piece 12, locking lever 14 is kept away from the one end detachably of bracing piece 12 connects another locking lever 14, dismantles two locking levers 14 and can remove the circumferential direction constraint of bracing piece 12.

Furthermore, one end of the supporting rod 12 extending out of the outer plate 11 is provided with a notch, an articulated shaft 21 is fixedly arranged in the notch, the articulated shaft 21 is perpendicular to the supporting rod 12, a sliding groove 20 is arranged on the locking rod 14, the articulated shaft 21 is arranged in the sliding groove 20, and the locking rod 14 is slidably and rotatably connected with the articulated shaft 21 through the sliding groove 20.

The both sides inner wall of articulated shaft 21 both ends fixed link breach, articulated shaft 21 and the two coplanar plane of check lock lever 14 and bracing piece 12 are perpendicular, and spout 20 is square through-hole structure, sets up in the radial of check lock lever 14, and articulated shaft 21 is at spout 20 and then makes check lock lever 14 can rotate and slide, then can adapt the different distances between two bracing pieces 12, and then the planking 11 of the cantilever beam 2 of the equidimension not of adaptation.

Further, still include thread bush 15, thread bush 15 is hollow structure and is equipped with the internal thread, check lock lever 14 is equipped with the external screw thread, 15 threaded connection of thread bush are two the relative one end of check lock lever 14.

The thread bush 15 sets up in the one end that the bracing piece 12 is kept away from to the check lock lever 14, and two check lock levers 14 are concentric to be set up, and then under the condition of two check lock levers 14 of thread bush 15 threaded connection, check lock lever 14 circumference can not rotate, rotates the thread bush 15 and makes it break away from one of them check lock lever 14 and can rotate check lock lever 14.

Further, the limiting mechanism comprises a lock nut 16, the support rod 12 is provided with an external thread, and the lock nut 16 is in threaded connection with the support rod 12 and is abutted against one side of the outer plate 11, which is far away from the shear wall 1;

the shear wall 1 is provided with a pre-buried hole 19 matched with the support rod 12, the support rod 12 can slidably penetrate through the pre-buried hole 19, a convex block 13 is arranged on one end side face of the support rod 12 penetrating through the shear wall 1, a limit groove matched with the convex block 13 is arranged on the inner wall of the pre-buried hole 19, and the convex block 13 and the limit groove are arranged on two radial sides of the support rod 12.

Further, the shear wall comprises an inner plate 10 arranged on the inner side of the shear wall 1, the inner plate 10 is provided with a concentric limiting hole 18 which is the same as the structure of the embedded hole 19 and the limiting groove thereof, the supporting rod 12 penetrates through the limiting hole 18, and the lug 13 is abutted against the inner plate 10.

As shown in fig. 5 and 6, the limiting holes 18 and the pre-buried holes 19 have the same structure, and are both provided with limiting grooves adapted to the projections 13, the projections 13 are arranged on the radial side surfaces of the supporting rods 12, the projections 13 and the lock nuts 16 clamp the outer plate 11 and the inner plate 10, so that the outer plate 11 and the inner plate 10 clamp the shear wall 1, and the horizontal state of the supporting rods 12 and the cantilever beam 2 is maintained.

In specific implementation, as shown in fig. 3 and 6, when the threaded sleeve 15 is rotated to separate from one of the locking rods 14, the supporting rod 12 is rotated again, the protruding block 13 is matched with the limiting hole 18, the supporting rod 12 can be slid, the protruding block 13 slides into the embedded hole 19, the supporting rod 12 still has a supporting effect on the cantilever beam 2 and the whole scaffold, at this time, parts on other scaffolds are detached again, and finally, the whole scaffold is pulled out horizontally, so that the safety in the detaching process is ensured, the cantilever beam 2 is prevented from being suddenly collapsed, and other auxiliary supports are not needed.

During installation, the locking rod 14 is inserted into the pre-buried hole 19 and passes through the inner plate 10, then the locking rod 14 is rotated, then the locking rod 14 is connected through the thread sleeve 15, and finally the locking nut 16 is screwed.

Specifically, lug 13 and spacing groove set up in the same radial both sides of bracing piece 12, rotate bracing piece 12 one hundred eighty degrees promptly, lug 13 and spacing groove cooperation, so two check lock lever 14 when connecting and bracing piece 12 can the roll-off, check lock lever 14 just in time rotates 180 degrees, two check lock lever 14 rotate the back towards opposite direction, but the constructor location bracing piece 12 roll-off state of being convenient for.

In addition, the inner plate 10 is connected to the inside of the shear wall 1 by the connection screws 17, and the inner plate 10 is previously connected to the shear wall 1 before the scaffold is installed.

Furthermore, the shear wall further comprises a pull rod which is obliquely arranged, the top of the pull rod is connected with the shear wall 1 through another connecting assembly, the top of the pull rod is connected with another outer plate 11 on the connecting assembly, and the bottom of the pull rod is connected with the cantilever beam 2.

The pull rod among the prior art also connects shear force wall 1 through expansion bolts, and this technical scheme also connects shear force wall 1 through another coupling assembling with the pull rod of scaffold frame, makes the pull rod also have convenient to detach's effect, has further improved whole scaffold frame convenient to detach's characteristics.

Furthermore, the top of the pull rod is hinged to the outer plate 11, the bottom of the pull rod is rotatably connected with the cantilever beam 2, and the pull rod is of a telescopic structure.

The horizontal angle of the cantilever beam 2 can be adjusted by the telescopic pull rod, so that the inclination angle of the cantilever beam 2 caused by the influence of the matching precision of the embedded hole 19 and the support rod 12 is eliminated.

Further, the pull rod comprises an upper pull rod 3 and a lower pull rod 4, the top of the upper pull rod 3 is hinged to the outer plate 11, the bottom of the upper pull rod 3 is rotatably connected with a connecting rod 23, one end, far away from the upper pull rod 3, of the connecting rod 23 is provided with a threaded hole, the top of the lower pull rod 4 is provided with an external thread matched with the threaded hole, the lower pull rod 4 is in threaded connection with the connecting rod 23, and the bottom of the lower pull rod 4 is rotatably connected with the side face of the cantilever beam 2.

Specifically, the screw hole is the through-hole structure, and connecting rod 23 top terminal surface detachably is connected with apron 24, rotationally connects apron 24 in the 3 bottoms of last pull rod, and the detachably structure has further strengthened whole scaffold convenient to detach's characteristics.

In addition, the side surface of the cantilever beam 2 is fixedly connected with a fixing block 23, the fixing block 23 is arranged in a groove in the side surface of the cantilever beam 2, one side, away from the cantilever beam 2, of the fixing block 23 is connected with a hinged plate 22 through a sunk screw, and the hinged plate 22 is hinged to the bottom of the lower pull rod 4.

The cantilever beam device further comprises a vertical rod 5 which is vertically arranged, the bottom of the vertical rod 5 is fixedly connected with a connecting block 7, one side of the connecting block 7 is provided with a connecting groove which is matched with the side face of the cantilever beam 2, one side of the cantilever beam 2 is arranged in the connecting groove, and the connecting block 7 is connected with the cantilever beam 2 through a bolt;

the top of the upright rod 5 is provided with an external thread, the top of the upright rod is connected with a matching sleeve 9 in a threaded manner, the bottom of the connecting block 7 is provided with a screw rod 8, and the matching sleeve 9 is used for being connected with the screw rod 8 on another working platform above the threaded connection manner.

As shown in fig. 11, cantilever beam 2 is the I-steel structure, including roof, riser and bottom plate, both ends fixed connection roof and bottom plate about the riser, roof and bottom plate all insert in the spread groove, and riser and 7 middle part butts of connecting block, and are connected through bolt and nut, and the riser is provided with the pre-hole that is used for the bolt to pass, utilizes the structure of I-steel itself, in addition the cooperation of spread groove, makes pole setting 5 structure more stable.

During concrete implementation, a plurality of working platforms, namely scaffolds, are arranged in the vertical direction and the horizontal direction, the tops of the upright rods 5 are in threaded connection with the screw rods 8 on the other scaffold above the upright rods through the matching sleeves 9, and the upright rods 5 are further stabilized.

In addition, the same with prior art, whole scaffold frame still includes horizontal pole 6 of sweeping the ground, and pole setting 5 is provided with two side by side, and two pole settings 5 are connected through the fastener and are transversely swept pole 6, and are in 5 lower extremes of pole setting, transversely sweep and be connected with the vertical pole of sweeping the ground of a plurality of through the fastener on the pole 6.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various changes, modifications, alterations, and substitutions which may be made by those skilled in the art without departing from the spirit of the present invention shall fall within the protection scope defined by the claims of the present invention.