CN115419246B

CN115419246B - Flexible assembly system of building scaffold

Info

Publication number: CN115419246B
Application number: CN202211108520.5A
Authority: CN
Inventors: 马明; 唐述海; 杨素娟; 鲁云超
Original assignee: Guangxi Luban Construction Equipment Manufacturing Co ltd
Current assignee: Guangxi Luban Construction Equipment Manufacturing Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-05-12
Anticipated expiration: 2042-09-13
Also published as: CN115419246A

Abstract

The invention relates to the technical field of scaffolds, in particular to a flexible assembly system of a building scaffold, which comprises a main bracket, a first supporting box, a second supporting box and a third supporting box, wherein the first supporting box is fixedly arranged at the top of the main bracket; the beneficial effects of the invention are as follows: make this device build automatically under the dead weight effect through human weight and counter weight board, improve the height of scaffold frame, prevent that the object from dropping and building more inconvenient to the layer number is higher when the manual work is built, only satisfy the lift with the help of counter weight board and human dead weight, avoid using the mechanical failure scheduling phenomenon that electric drive appears.

Description

Flexible assembly system of building scaffold

Technical Field

The invention relates to the technical field of scaffolds, in particular to a flexible assembly system of a building scaffold.

Background

The scaffold is various supports that constructor built in order to be convenient for carry out the construction, is applied to the higher place that can't directly carry out work of layer height, and at present when building the scaffold, it is inconvenient more to make to build along with the increase of number of piles, and unexpected appears easily when transporting the construction material, can only build with the help of instrument such as tower crane for manual work is built and can not independently go on.

Accordingly, there is a need for a flexible assembly system for construction scaffolding that addresses the above-described problems.

Disclosure of Invention

In order to solve the problems, namely the problem that the scaffold can be automatically built, the invention provides a flexible assembly system of the building scaffold.

The utility model provides a flexible equipment system of building scaffold frame, includes main support, first supporting box, second supporting box and third supporting box, the top fixed mounting of main support has first supporting box, the inside both ends of first supporting box are rotated relatively and are connected with the articulated frame, the articulated frame is rotated through the pivot and is connected, the outer wall of pivot is connected with the one end of cable, the other end and the slider of cable are connected, the slider is connected with the counter weight board, the top sliding connection of articulated frame is in the inside of first spout, first spout is located the bottom of second supporting box, the top of first supporting box is provided with the second supporting box, the top of second supporting box is installed the third supporting box.

According to the flexible assembly system of the building scaffold, the top of the hinged frame is hinged with the sliding seat, the sliding seat is slidably connected in the first sliding groove, the number of the first sliding groove and the number of the sliding seat are two, and the two sliding seats are both T-shaped; a second sliding groove is formed in one side of the inner bottom wall of the first supporting box, a sliding rod is fixedly arranged in the second sliding groove, limiting rings are fixedly arranged on the outer wall of the sliding rod, the number of the limiting rings is two or more, the spacing between the limiting rings is the same, a limiting block is connected to the outer wall of the sliding rod in a sliding manner, the top of the limiting block is hinged to the bottom of the reinforcing plate, and the top of the reinforcing plate is hinged to the inner side wall of the hinged frame; the inner part of the limiting block is fixedly provided with a shrinkage cylinder, the clamping column is in sliding connection with the inner part of the shrinkage cylinder, one end of the clamping column, which is in sliding connection with the inner part of the shrinkage cylinder, is fixedly connected with one end of a compression spring, the other end of the compression spring is fixedly connected with the inner wall of the shrinkage cylinder, one side surface of the clamping column and one side surface of the limiting ring are both provided with inclined surfaces, and the straight surface of the clamping column is clamped with the straight surface of the limiting ring; the side wall of the main support is provided with a third chute, a polish rod is fixedly arranged in the third chute, the slide block is slidably connected to the outer wall of the polish rod, one end of the slide block penetrates through the third chute to be located outside the main support, and the slide block is fixedly connected with the bottom of the counterweight plate through a connecting plate.

According to the flexible assembly system of the building scaffold, the bottom of the sliding block is fixedly connected with one end of the first stretching wire, the other end of the first stretching wire is connected with the outer wall of the first winding drum, and the first winding drum is rotatably connected to the outer wall of the inclined bracket; the bottom of second supporting box rotates and is connected with the second and receive the reel, the second receive with the one end fixed connection of second tensile line on the outer wall of reel, the other end of second tensile line with the inside pivot of second supporting box is connected, first supporting box with the inside structure of second supporting box is the same.

Above-mentioned flexible equipment system of building scaffold, be provided with spiral spring on the outer wall of pivot, spiral spring's one end with the outer wall fixed connection of pivot, the other end with the lateral wall of first supporting box is connected, the one end of joint post is connected with the reset wire.

According to the flexible assembly system of the building scaffold, the main support is connected with the supporting rods, the transverse supports and the supporting rods through the connecting blocks, the transverse supports are parallel to the supporting rods, the supporting rods are vertically arranged on the same horizontal plane as the transverse supports, and the oblique supports are arranged between the two main supports; the utility model discloses a bicycle pedal, including the bracing piece, snap ring joint with the snap ring on the outer wall of bracing piece, snap ring fixed mounting is in the one end of footboard, the quantity of footboard is two or more, one of them the inner wall rotation of footboard is connected with the dwang, the dwang be located the one end of footboard bottom and the last fixed surface connection of dwang, dwang and fixed slot assorted, the fixed slot is located the upper surface of counter weight board, the fixed slot switches on with the cavity, the cavity is located the inside of counter weight board, the draw-in groove has been seted up to a side wall of footboard, the opposite side wall fixed mounting of footboard has the fixture block, the draw-in groove with fixture block assorted.

The beneficial effects of the invention are as follows:

1. according to the invention, the height of the scaffold is increased by the weight of a human body and the dead weight of the counterweight plate, the scaffold is not required to be built manually, the phenomenon that an object falls off when the scaffold is built manually and the scaffold is more inconvenient to build up as the layer number is higher is avoided, the scaffold is extremely easy to be dangerous is avoided, meanwhile, when the scaffold is lifted, the lifting is met by the counterweight plate and the dead weight of the human body, the phenomenon that the mechanical failure and the like occur due to electric driving is avoided, the phenomenon that the scaffold cannot be lifted due to the damage of a motor is avoided, the scaffold can still be used under the condition of no electric power and the like, the scaffold can be used under the condition of meeting various complex conditions in various different areas, when the lifting is not carried out between the first supporting box and the second supporting box, the counterweight plate is positioned in the middle of the scaffold, the counterweight plate plays a role of bearing up and down on the scaffold, the deflection of the bottom is prevented, the stability of the upper part is ensured, and after the lifting is carried out between the first supporting box and the second supporting box, the weight plate is positioned under the scaffold, the gravity center of the scaffold is transferred, and the scaffold is stable and the scaffold is ensured.

2. According to the invention, through the arrangement of the sliding rod and the limiting block, the height of the device can be adjusted and controlled autonomously, the height of a self-adaptive floor can be adjusted to meet the use requirements of different heights, the flexible adjustment of the device can be realized, the assembly is more convenient, the assembly and the high elasticity can be controlled autonomously, when the limiting block is clamped on different limiting rings, the rotation angle of the hinged frame is changed, the height of the second supporting box is changed, the number of limiting rings can be increased, the height of the scaffold is improved more accurately, the reinforcing plate plays a role of reinforcing and supporting the top of the hinged frame and the second supporting box, the stability is ensured, the sliding seat and the first sliding groove are arranged in a T shape, the sliding seat can be ensured to slide in the first sliding groove all the time, the stress points can be dispersed, and the stability of the support is ensured.

3. The height of the scaffold can be manually adjusted by rotating the first winding drum or the second winding drum, so that the height of the second supporting box or the third supporting box is adjusted, the flexibility of the scaffold is higher, and the scaffold can be adjusted to different heights through manual control when the height of the scaffold is adjusted by automatic or manual adjustment, so that the scaffold can be used at various heights, and meanwhile, the height of the scaffold can be built at one time through manual adjustment, and secondary operation is not needed.

4. According to the invention, the clamping column is separated from the clamping abutment with the limiting ring by pulling the reset wire, the hinged frame is reset and rotated to the inside of the first supporting box under the action of the volute spring, and the counterweight plate is pushed to ascend and reset at the same time, so that the device is convenient to assemble and disassemble, rapid use is realized, the assembling and disassembling time is saved, and manpower and material resources are saved.

5. According to the invention, the rotating block is separated from the clamping connection with the fixed groove through rotating the rotating block, the counterweight plate is displaced downwards, and the height of the scaffold is adjusted, so that when the scaffold is adjusted, the rotating block is only required to be rotated, excessive operations are not required to be performed, the scaffold is simple and quick, meanwhile, the clamping groove and the clamping block are clamped through the arrangement of the pedals, the stability of the scaffold is further improved, the pedals can directly form a plate surface, and construction operation is directly performed on the pedals.

Drawings

FIG. 1 is a schematic front perspective view of the present invention;

FIG. 2 is a schematic diagram of a front cross-sectional structure of the present invention;

FIG. 3 is a schematic view showing the internal structure of the first supporting box of the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present invention;

FIG. 5 is a schematic view of the internal structure of the stopper according to the present invention;

FIG. 6 is an enlarged schematic view of the structure of FIG. 3B according to the present invention;

fig. 7 is a schematic view of the pedal structure of the present invention.

In the figure:

1-a main support; 2-a first supporting box; 3-a second supporting box; 4-a third supporting box; 5-hinging frame; 6-a first chute; 7-rotating shaft; 8-cable; 9-a slider; 10-a weight plate; 11-a slide; 12-a second chute; 13-a slide bar; 14-limiting rings; 15-limiting blocks; 16-reinforcing plates; 17-a shrink cylinder; 18-clamping the column; 19-compressing a spring; 20-a third chute; 21-polish rod; 22-connecting plates; 23-a first tensile strand; 24-a first winding drum; 25-oblique brackets; 26-a second take-up reel; 27-a second tensile strand; 28-reset line; 29-volute springs; 30-connecting blocks; 31-supporting rods; 32-a transverse bracket; 33-supporting rod; 34-snap ring; 35-pedal; 36-rotating the rod; 37-rotating the block; 38-a fixed groove; 39-a clamping groove; 40-clamping blocks.

Description of the embodiments

Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention.

As shown in fig. 1-3, the embodiment of the invention discloses a flexible assembly system of a building scaffold, which comprises a main bracket 1, a first supporting box 2, a second supporting box 3 and a third supporting box 4, wherein the first supporting box 2 is fixedly arranged at the top of the main bracket 1, two ends inside the first supporting box 2 are connected with a hinge bracket 5 in a relative rotation manner, the hinge bracket 5 is connected with one end of a cable 8 in a rotation manner through a rotating shaft 7, the outer wall of the rotating shaft 7 is connected with the other end of the cable 8, the other end of the cable 8 is connected with a sliding block 9, the sliding block is connected with a counterweight plate 10, the top of the hinge bracket 5 is slidably connected inside a first sliding groove 6, the first sliding groove 6 is positioned at the bottom of the second supporting box 3, the second supporting box 3 is arranged at the top of the first supporting box 2, and the third supporting box 4 is arranged at the top of the second supporting box 3; when lifting, a worker can stand on the top of the weight plate 10, under the weight of a human body and the dead weight of the weight plate 10, the weight plate 10 moves downwards, the weight plate 10 drives the rotating shaft 7 to rotate, and the rotating shaft 7 enables the hinged frame 5 to rotate so as to support the second supporting box 3, so that the height of the scaffold is improved; this device makes this device build through human weight and weight plate 10's dead weight effect down automatically, improve the height of scaffold frame, do not need the manual work to build, prevent to appear that the object drops and build more inconvenient to the layer number is higher when the manual work is built, very easily dangerous phenomenon appears, this device is when going up and down simultaneously, only satisfy the lift with the help of weight plate 10 and human dead weight, avoid using the mechanical failure scheduling phenomenon that electric drive appears, prevent the phenomenon that the scaffold frame height that brings because of the motor damages can not promote, and under the circumstances such as no electric power, still can use, make this device satisfy the use under various complicated circumstances in various different areas, when not lifting the height between first supporting box 2 and second supporting 3, weight plate 10 is located the middle part of scaffold frame, make weight plate 10 play the effect of bearing from top to bottom to top to bottom of scaffold frame, both prevent the skew on bottom can guarantee the stability on upper portion again, and after lifting the height between first supporting box 2 and the second supporting box 3, weight plate 10 is located the below of scaffold frame, make the support of scaffold frame's the steady effect on the scaffold frame that the scaffold frame was guaranteed, the stability on the scaffold frame was guaranteed simultaneously.

As shown in fig. 2-4, the top of the hinged frame 5 is hinged with a sliding seat 11, the sliding seat 11 is slidably connected inside the first sliding groove 6, and the number of the first sliding groove 6 and the sliding seat 11 are two and both are T-shaped; as shown in fig. 3-5, a second chute 12 is formed on one side of the inner bottom wall of the first supporting box 2, a slide bar 13 is fixedly arranged in the second chute 12, limiting rings 14 are fixedly arranged on the outer wall of the slide bar 13, the number of the limiting rings 14 is two or more, the spacing of each limiting ring 14 is the same, a limiting block 15 is slidingly connected on the outer wall of the slide bar 13, the top of the limiting block 15 is hinged with the bottom of a reinforcing plate 16, and the top of the reinforcing plate 16 is hinged with the inner side wall of the hinged frame 5; the inside of the limiting block 15 is fixedly provided with a shrinkage cylinder 17, a clamping post 18 is slidably connected in the shrinkage cylinder 17, one end of the clamping post 18, which is slidably connected in the shrinkage cylinder 17, is fixedly connected with one end of a compression spring 19, the other end of the compression spring 19 is fixedly connected with the inner wall of the shrinkage cylinder 17, one side surface of the clamping post 18 and one side surface of the limiting ring 14 are both provided with inclined surfaces, and the straight surface of the clamping post 18 is clamped with the straight surface of the limiting ring 14; a third chute 20 is formed in the side wall of the main bracket 1, a polish rod 21 is fixedly arranged in the third chute 20, a sliding block 9 is connected to the outer wall of the polish rod 21 in a sliding manner, one end of the sliding block 9 passes through the third chute 20 to be positioned outside the main bracket 1, and is fixedly connected with the bottom of the counterweight plate 10 through a connecting plate 22; when the weight plate 10 descends, the rotating shaft 7 is driven to rotate through the cable 8, so that the hinge bracket 5 is rotated and lifted from the inside of the first supporting box 2, the sliding seat 11 slides in the first sliding groove 6, meanwhile, the top of the reinforcing plate 16 is pulled, the bottom of the reinforcing plate 16 slides in the second sliding groove 12, the limiting block 15 slides on the outer wall of the sliding rod 13, when the limiting block 15 is displaced, the inclined surface of the clamping post 18 abuts against the inclined surface of the limiting ring 14, the clamping post 18 is contracted in the inside of the contraction barrel 17, the unidirectional displacement effect of the limiting block 15 is realized, and the fixation of the hinge bracket 5 is realized; through the setting of slide bar 13 and stopper 15, can make the high of this device independently carry out regulation control, the high of self-adaptation floor, satisfy the use of different height, can adjust different height, realize the flexible regulation of this device, it is more convenient to assemble, equipment and high elasticity can independently control, when stopper 15 joint is on different spacing ring 14, make the rotation angle of articulated frame 5 change, and then make the height of second supporting box 3 change, this device can increase the quantity of spacing ring 14, make the high promotion of scaffold frame more accurate, reinforcing plate 16 plays the effect of strengthening and supporting articulated frame 5 and the top of second supporting box 3, guarantee stability, slide 11 and first spout 6 set up to the T shape, can guarantee that slide 11 slides the inside at first spout 6 all the time, and can disperse the stress point, guarantee the stability of supporting.

As shown in fig. 1-2 and fig. 6, the bottom of the sliding block 9 is fixedly connected with one end of a first stretching wire 23, the other end of the first stretching wire 23 is connected with the outer wall of a first winding drum 24, and the first winding drum 24 is rotatably connected on the outer wall of an inclined bracket 25; the bottom of the second supporting box 3 is rotatably connected with a second winding drum 26, one end of a second stretching wire 27 is fixedly connected to the outer wall of the second winding drum 26, the other end of the second stretching wire 27 is connected with a rotating shaft 7 in the second supporting box 3, and the structures in the first supporting box 2 and the second supporting box 3 are identical; the height of the scaffold can be manually adjusted through the device, the height of the second supporting box 3 or the third supporting box 4 can be adjusted through rotating the first winding drum 24 or the second winding drum 26, the flexibility of the device is higher, the device can be adjusted through an automatic mode or a manual mode, the device can be adjusted to different heights through manual control when the height is adjusted, the use of various heights is met, the height of the scaffold can be built once through manual adjustment, and secondary operation is not needed.

As shown in fig. 2 and 5, a spiral spring 29 is arranged on the outer wall of the rotating shaft 7, one end of the spiral spring 29 is fixedly connected with the outer wall of the rotating shaft 7, the other end of the spiral spring is connected with the side wall of the first supporting box 2, and one end of the clamping post 18 is connected with a reset wire 28; make joint post 18 break away from the joint with spacing ring 14 and support through pulling reset wire 28, under the effect of volute spring 29 for articulated frame 5 resets and rotates to the inside of first supporting box 2, promotes counter weight board 10 simultaneously and rises to reset, makes this device receive easy dress, need not carry out extra dismouting, realizes quick use, receives fast dress, saves and builds the dismouting time, more uses manpower and materials.

As shown in fig. 1 and 7, the main brackets 1 are connected with a supporting rod 31, a transverse bracket 32 and a supporting rod 33 through a connecting block 30, the transverse bracket 32 is parallel to the supporting rod 33, the supporting rod 31 is arranged vertically with the transverse bracket 32 in the same horizontal plane, and the oblique bracket 25 is arranged between the two main brackets 1; the outer wall of the supporting rod 31 is clamped with the clamping ring 34, the clamping ring 34 is fixedly arranged at one end of the pedal 35, the number of the pedals 35 is two or more, the inner wall of one pedal 35 is rotationally connected with a rotating rod 36, one end of the rotating rod 36, which is positioned at the bottom of the pedal 35, is fixedly connected with the upper surface of a rotating block 37, the rotating block 37 is matched with a fixing groove 38, the fixing groove 38 is positioned on the upper surface of the counterweight plate 10, the fixing groove 38 is communicated with a cavity, the cavity is positioned in the counterweight plate 10, a clamping groove 39 is formed in one side wall of the pedal 35, a clamping block 40 is fixedly arranged in the other side wall of the pedal 35, and the clamping groove 39 is matched with the clamping block 40; make the rotor 37 break away from the joint with fixed slot 38 through rotating the rotor 37, counter weight board 10 downward displacement carries out the height of adjusting the scaffold frame for when this device was adjusted, only need rotate the rotor 37 can, need not carry out too much operation, simple swift, simultaneously through the setting of a plurality of pedals 35, draw-in groove 39 and fixture block 40 carry out the joint, further hoisting device's stability, a plurality of pedals 35 can directly form the face, directly carries out construction operation on pedal 35.

Working principle: when the scaffold is built, after the scaffold is built to a certain floor, the device is fixed on the upper part of the scaffold, the height of the scaffold can be quickly, conveniently and safely lifted, when the height of the scaffold is required to be lifted, the rotating block 37 is parallel to the fixed groove 38 by rotating the rotating block 37, the rotating block 37 is separated from the fixed groove 38 and is clamped, at the moment, the counterweight plate 10 is not provided with fixed components such as lifting and the like, a worker can stand on the top of the counterweight plate 10, under the weight of a human body and the dead weight of the counterweight plate 10, the counterweight plate 10 can slowly displace downwards, the dead weight of the second supporting box 3 and the third supporting box 4 is large, the dead weight of the human body and the counterweight plate 10 can ensure to drive the rotating shaft 7 to rotate, after the counterweight plate 10 reaches the limit position, the hinge frame 5 is proved to be in a vertical state, the weight plate 10 and the weight of the human body can fully satisfy the vertical weight of the hinge bracket 5, the weight plate 10 drives the rotating shaft 7 to rotate through the cable 8 when descending, the volute spring 29 on the rotating shaft 7 is compressed, so that the hinge bracket 5 is rotated and lifted by the inside of the first supporting box 2, the sliding seat 11 slides in the first sliding groove 6, the hinge bracket 5 simultaneously pulls the top of the reinforcing plate 16, the bottom of the reinforcing plate 16 slides in the second sliding groove 12, the limiting block 15 slides on the outer wall of the sliding rod 13, when the limiting block 15 displaces, the inclined surface of the clamping post 18 abuts against the inclined surface of the limiting ring 14, the clamping post 18 contracts in the inside of the contraction barrel 17, the unidirectional displacement effect of the limiting block 15 is realized, the fixing of the hinge bracket 5 is realized, the hinge bracket 5 can stay at any position when ascending, the clamping post 18 is separated from the limiting ring 14 by pulling the resetting line 28 when resetting, under the effect of volute spring 29 for pivot 7 counter-rotating drives articulated frame 5 to reset and rotate to the inside of first supporting box 2, rise through promoting weight plate 10 simultaneously and reset, make rotatory piece 37 carry out the joint with fixed slot 38, play spacing and fixed effect to weight plate 10, when needs adjust different height, make first tensile line 23 drive slider 9 carry out the displacement through rotating first receipts reel 24, pivot 7 rotates, articulated frame 5 upwards rotates and supports, realize accurate regulation scaffold's height, first supporting box 2 is the same with the inside structure of second supporting box 3, at this moment through the inside pivot 7 rotation of rotation second receipts reel 26 of the inside of second supporting box 3, drive the inside articulated frame 5 rotation of second supporting box 3, realize the rising of third supporting box 4.

It should be noted that, in the description of the present invention, terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings, are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.

The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus/means that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus/means.

Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will fall within the scope of the present invention.

Claims

1. The flexible assembly system of the building scaffold is characterized by comprising a main support (1), a first support box (2), a second support box (3) and a third support box (4), wherein the top of the main support (1) is fixedly provided with the first support box (2), two ends inside the first support box (2) are relatively rotatably connected with a hinge bracket (5), the hinge bracket (5) is rotatably connected through a rotating shaft (7), the outer wall of the rotating shaft (7) is connected with one end of a cable (8), the other end of the cable (8) is connected with a sliding block (9), the sliding block is connected with a counterweight plate (10), the top of the hinge bracket (5) is slidably connected inside a first sliding groove (6), the first sliding groove (6) is positioned at the bottom of the second support box (3), the top of the first support box (2) is provided with the second support box (3), and the top of the second support box (3) is provided with the third support box (4).

The main support (1) is connected with the supporting rods (31), the transverse supports (32) and the supporting rods (33) through the connecting blocks (30), the transverse supports (32) are parallel to the supporting rods (33), the supporting rods (31) are vertically arranged on the same horizontal plane as the transverse supports (32), and the oblique supports (25) are arranged between the two main supports (1);

the outer wall of the supporting rod (31) is clamped with the clamping ring (34), the clamping ring (34) is fixedly arranged at one end of the pedal (35), the number of the pedals (35) is two or more, one inner wall of each pedal (35) is rotatably connected with a rotating rod (36), one end of each rotating rod (36) positioned at the bottom of each pedal (35) is fixedly connected with the upper surface of each rotating block (37), each rotating block (37) is matched with a fixing groove (38), each fixing groove (38) is positioned on the upper surface of the corresponding weight plate (10), each fixing groove (38) is communicated with a cavity, each cavity is positioned inside the corresponding weight plate (10), a clamping groove (39) is formed in one side wall of each pedal (35), each clamping groove (39) is fixedly arranged on the other side wall of each pedal (35), and each clamping block (40) is matched with each clamping block (40);

the bottom of the sliding block (9) is fixedly connected with one end of a first stretching wire (23), the other end of the first stretching wire (23) is connected with the outer wall of a first winding drum (24), and the first winding drum (24) is rotatably connected to the outer wall of an inclined bracket (25);

the bottom of second supporting box (3) rotates and is connected with second receipts reel (26), receive with the one end fixed connection of second tensile line (27) on the outer wall of reel (26), the other end of second tensile line (27) with pivot (7) inside second supporting box (3) are connected, first supporting box (2) with the inside structure of second supporting box (3) is the same.

2. The flexible assembly system of a building scaffold according to claim 1, characterized in that the top of the hinged frame (5) is hinged with a sliding seat (11), the sliding seat (11) is slidingly connected inside the first sliding groove (6), the number of the first sliding groove (6) and the sliding seat (11) is two, and the two are both provided as a T shape;

a second sliding groove (12) is formed in one side of the inner bottom wall of the first supporting box (2), a sliding rod (13) is fixedly arranged in the second sliding groove (12), limiting rings (14) are fixedly arranged on the outer wall of the sliding rod (13), the number of the limiting rings (14) is two or more, the spacing between the limiting rings (14) is the same, a limiting block (15) is connected to the outer wall of the sliding rod (13) in a sliding manner, the top of the limiting block (15) is hinged to the bottom of a reinforcing plate (16), and the top of the reinforcing plate (16) is hinged to the inner side wall of the hinged frame (5);

the inner part of the limiting block (15) is fixedly provided with a shrinkage cylinder (17), a clamping column (18) is slidably connected in the shrinkage cylinder (17), one end of the clamping column (18) which is slidably connected in the shrinkage cylinder (17) is fixedly connected with one end of a compression spring (19), the other end of the compression spring (19) is fixedly connected with the inner wall of the shrinkage cylinder (17), one side surface of the clamping column (18) and one side surface of the limiting ring (14) are respectively provided with an inclined surface, and the straight surface of the clamping column (18) is in clamping connection with the straight surface of the limiting ring (14);

the side wall of main support (1) has seted up third spout (20), the inside fixed mounting of third spout (20) has polished rod (21), slider (9) sliding connection is in on the outer wall of polished rod (21), the one end of slider (9) passes third spout (20) and is located the outside of main support (1), and through connecting plate (22) with the bottom fixed connection of counter weight board (10).

3. The flexible assembly system of the building scaffold according to claim 2, wherein a volute spring (29) is arranged on the outer wall of the rotating shaft (7), one end of the volute spring (29) is fixedly connected with the outer wall of the rotating shaft (7), the other end of the volute spring is connected with the side wall of the first supporting box (2), and one end of the clamping column (18) is connected with a reset wire (28).