CN113605662A

CN113605662A - Attached lifting scaffold

Info

Publication number: CN113605662A
Application number: CN202110867282.5A
Authority: CN
Inventors: 崔晓辉; 王超; 马龙; 章志诚; 张志全
Original assignee: China MCC17 Group Co Ltd
Current assignee: China MCC17 Group Co Ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2021-11-05
Anticipated expiration: 2041-07-30
Also published as: CN113605662B

Abstract

The invention relates to the technical field of construction equipment, and discloses an attached lifting scaffold which comprises a support and a first channel steel, wherein a plurality of tripods are fixedly connected to one side of the first channel steel, suspenders are fixedly connected into the tripods, two second channel steels are fixedly connected to the side walls of the tripods, a plurality of uniformly distributed positioning blocks are fixedly connected to the right sides of the two second channel steels, the tripods, the first channel steel and the two second channel steels form a triangular support frame together, two T-shaped connecting pieces are fixedly connected onto the triangular support frame, two mounting plates are symmetrically and fixedly connected to one side of the support, and two pulleys are rotatably connected to the opposite side of the two mounting plates through a first rolling bearing. This inserted lift scaffold can make scaffold frame body and adhere to the stable connection between the support, and difficult emergence is rocked in the use to scaffold frame body and the barrier propterty who adheres to between the support are higher, are difficult for taking place the accident of falling.

Description

Attached lifting scaffold

Technical Field

The invention relates to the technical field of construction equipment, in particular to an attached lifting scaffold.

Background

The attached lifting scaffold equipment is a novel scaffold technology which is rapidly developed at the beginning of the century, has important influence on the progress of construction technology in China, changes high-altitude operation into low-altitude operation, changes suspended operation into operation in a frame body, has the characteristics of obvious low carbon property, high technological content, more economy, higher safety, higher convenience and the like, is attached to an engineering structure, can climb or descend layer by layer along with the engineering structure by depending on the lifting equipment and a device of the scaffold, is mainly composed of an attached lifting scaffold frame body structure, an attached support, an anti-tilting device, a lifting mechanism, a control device and the like, is assembled at the bottom of a building main body at one time and attached to a building, is continuously lifted along with the increase of the height of a floor compared with the traditional steel pipe type scaffold, does not occupy other hoisting machinery in the whole operation process, and greatly improves the construction efficiency, and the field environment is more humanized, the management and maintenance are easier, and the civilized operation effect is more prominent.

At present, although the inserted scaffold can be assembled once and is finished, and can rely on elevating system height-adjusting during the use, but the barrier propterty of the inserted scaffold that has now is lower, takes place the accident of falling easily to it is simpler to attach between support and the scaffold frame body structure, scaffold frame body and attached support take place to rock easily when using.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the attached lifting scaffold, which can realize the stable connection between a scaffold body and an attached support, is not easy to shake in the use process, has the advantages of higher protective performance between the scaffold body and the attached support, difficulty in falling accidents and the like, and solves the problems that the existing attached scaffold is lower in protective performance and easy to fall accidents, the structure of the attached support and the scaffold body is simpler to connect, and the scaffold body and the attached support are easy to shake in the use process.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: an attached lifting scaffold comprises a support and a first channel steel, wherein one side of the first channel steel is fixedly connected with a plurality of tripods, a hanging rod is fixedly connected in each tripod, the side walls of the tripods are fixedly connected with two second channel steels together, the right sides of the two second channel steels are fixedly connected with a plurality of uniformly distributed positioning blocks, the tripod, the first channel steel and the two second channel steels jointly form a triangular support frame, the triangular support frame is fixedly connected with two T-shaped connecting pieces, one side of the support is symmetrically and fixedly connected with two mounting plates, one sides of the two mounting plates opposite to each other are rotatably connected with two pulleys through a first rolling bearing, the two pulleys are slidably connected with the wing plate side wall of the second channel steel, the upper end of the support is fixedly connected with a transverse plate, and one end of the transverse plate is slidably connected with the first channel steel through a notch, one side of support is located two backup pads of symmetry fixedly connected with between two mounting panels, two be connected with anti-disengaging mechanism between the backup pad, a plurality of locating levers of even fixedly connected with between two pterygoid laminas of first channel-section steel, the locating lever cooperatees with anti-disengaging mechanism, the lateral wall of diaphragm is connected with guiding mechanism, guiding mechanism is connected with first channel-section steel.

Preferably, anti-disengaging mechanism includes two back shafts, two the both ends of back shaft are all rotated through the lateral wall of second antifriction bearing and backup pad and are connected, one of them slope fixedly connected with couple on the wall of axle of back shaft, the upper end fixedly connected with triangle slider of couple, another slope fixedly connected with transfer line and brake lever on the wall of axle of back shaft, transfer line and brake lever are the splayed and distribute, fixedly connected with tension spring on the wall of the pole of brake lever, tension spring's lower extreme and support one side fixed connection, one side of backup pad is equipped with two gears, two gear intermeshing, the one end of back shaft pass second antifriction bearing and with one side coaxial axle fixed connection of gear.

Preferably, one side of brake lever is equipped with the gag lever post, the lateral wall fixed connection of gag lever post and backup pad, one side of backup pad is equipped with the backing roll, the backing roll contacts with one side of first channel-section steel, the equal fixedly connected with connecting axle in both ends of backing roll, two the connecting axle all rotates with one side of two backup pads respectively through first bearing frame and is connected.

Preferably, the adjusting mechanism comprises a rack and a positioning strip, the rack and the positioning strip are respectively fixedly connected with two opposite sides of a wing plate of the first channel steel, right-angle notches are respectively formed in two sides of the opening, the two right-angle notches are respectively connected with the rack and the positioning strip in a sliding manner, the lower end of the mounting plate is rotatably connected with a positioning shaft through a second bearing seat, a positioning roller is fixedly connected onto a shaft wall of the positioning shaft and is slidably connected with one side of the positioning strip, a gear ring is meshed with one side of the rack, a transmission shaft is fixedly connected with one side of the gear ring, the shaft wall of the transmission shaft is rotatably connected with the lower end of the transverse plate through a third bearing seat, one end of the transmission shaft penetrates through the third bearing seat and is fixedly connected with a worm wheel, a worm is meshed with one side of the worm wheel, and the upper end of the worm is rotatably connected with the lower end of the transverse plate through a third rolling bearing, the upper end of the worm penetrates through the third rolling bearing and is fixedly connected with the turntable.

Preferably, one side fixedly connected with installation piece that the support is kept away from to the mounting panel, the lateral wall of installation piece rotates through fourth antifriction bearing and is connected with the locating pin, the lopsidedness fixedly connected with fixture block of locating pin, fixture block and locating piece joint, one side fixedly connected with flexure strip of installation piece, one side fixedly connected with pin of flexure strip, one side sliding connection of one side of pin and fixture block.

Preferably, there are two backing plates, two in one side of diaphragm through the hinge the equal fixedly connected with of lower extreme of backing plate supports the member, the one end of supporting the member contacts with the lower extreme of diaphragm, the upper end fixedly connected with loading board of support, two rectangle strips of upper end fixedly connected with of loading board, two a plurality of evenly distributed's arc wall has all been seted up to the upper end of rectangle strip, the upper end of loading board is equipped with two layering, and the lower extreme of layering sets up a plurality of evenly distributed's constant head tank, two the common fixedly connected with of one side that the layering is relative is a plurality of connecting blocks, and is a plurality of the bolt has all been cup jointed through the through-hole to the lateral wall of connecting block, screw hole and bolt threaded connection are passed through to the upper end of loading board.

(III) advantageous effects

Compared with the prior art, the invention provides an attached lifting scaffold, which has the following beneficial effects:

when the scaffold is used, the T-shaped connecting piece is installed on an engineering structure through the expansion bolt, the triangular support frame consisting of the first channel steel, the tripod and the second channel steel is attached to the engineering structure, the existing lifting mechanism is connected to the hanger rod to provide lifting power of the scaffold, the friction force between the mounting plate and the second channel steel can be reduced by matching the pulley arranged on the mounting plate and the second channel steel, the anti-falling mechanism is matched with the first channel steel to increase the stability of the support, so that the scaffold is not prone to shaking in use, when the scaffold is built, the steel pipe is placed in the arc-shaped groove on the rectangular strip, then the pressing strip is placed on the bearing plate, the bolt is screwed to be matched with the threaded hole on the bearing plate, the scaffold can be quickly assembled, and the construction speed of the scaffold is improved.

2. The invention is provided with the anti-drop mechanism, when a scaffold is lifted, the triangular slide block on the hook is contacted with the positioning rod, the triangular slide block drives the hook to swing around the supporting shaft when being stressed, so that the hook can smoothly stride over the positioning rod, meanwhile, when the transmission rod is contacted with the positioning rod, the transmission rod is stressed to drive the supporting shaft to rotate, at the same time, the two supporting shafts can be driven to relatively rotate by the gear, so that the transmission rod and the hook can smoothly stride over the positioning rod, the tension spring can pull the brake rod to enable the supporting shaft to swing and reset, the hook and the transmission rod are simultaneously reset through the meshing transmission of the two gears, so that the transmission rod or one of the hooks can be contacted with the positioning rod, when a falling accident occurs, the transmission rod firstly falls down to be contacted with one of the positioning rods, if the transmission rod is greatly stressed to deform, the couple can be with one of them locating lever joint equally, and then has played the effect of dual anti-falling protection to the backing roll and the contact of first channel-section steel that set up in the backup pad, and can make the firm attached to on the triangular supports frame of support with the pulley cooperation, when the support rose simultaneously, the flexure strip can promote the pin and make the fixture block atress swing, and the fixture block joint when the swing, and then can improve the anticreep performance of scaffold frame with couple and transfer line cooperation.

3. According to the adjusting mechanism, when the position of the scaffold needs to be raised, the rotating disc is rotated by hands to rotate the worm, the worm rotates to drive the worm wheel to rotate, the worm wheel drives the transmission shaft to rotate the gear ring when rotating, the gear ring rolls on the tooth surface of the rack when rotating, the gear ring drives the transmission shaft to stress the third bearing seat, the third bearing seat drives the transverse plate to lift the support when being stressed, the existing lifting mechanism is started to contract when the support rises to a preset height, the lifting mechanism is closed when the lifting mechanism pulls the support to be stressed, the support bears the meshing force of the gear ring and the rack, and the worm wheel inner core have self-locking performance and are matched with the pulling force of the lifting mechanism, so that the scaffold is safe in lifting process, small in stress and difficult to damage in the use process.

Drawings

Fig. 1 is a schematic structural view of an attached lifting scaffold according to the present invention;

fig. 2 is a schematic structural view of the first channel steel, the bracket, the bearing plate and the transverse plate in fig. 1 of the attached lifting scaffold provided by the present invention;

fig. 3 is a schematic structural view of the anti-slip mechanism in fig. 2 of the attached lifting scaffold according to the present invention;

fig. 4 is a schematic structural view of the transverse plate and the first channel steel of the attached lifting scaffold in fig. 1.

FIG. 5 is a schematic structural view of the loading plate and the support frame of FIG. 1 of the attached lifting scaffold according to the present invention;

fig. 6 is a schematic structural view of a cross slab and a backing plate of the attached lifting scaffold of fig. 1 according to the present invention;

fig. 7 is a schematic structural diagram of a first channel steel and a second channel steel of a tripod in fig. 1 of the attached lifting scaffold provided by the present invention;

fig. 8 is an enlarged view of the attached lifting scaffold of the present invention at a in fig. 1.

In the figure: 1. a first channel steel; 2. a second channel steel; 3. positioning blocks; 4. a T-shaped connector; 5. a transverse plate; 6. a base plate; 7. supporting the rod member; 8. mounting a plate; 9. a support plate; 10. a support; 11. a carrier plate; 12. a rectangular strip; 13. a bolt; 14. layering; 15. a positioning bar; 16. a gear; 17. a transmission rod; 18. a support roller; 19. a tripod; 20. a pulley; 21. positioning a rod; 22. a triangular slider; 23. hooking; 24. a brake lever; 25. a limiting rod; 26. a tension spring; 27. a worm gear; 28. a worm; 29. a ring gear; 30. a positioning roller; 31. a rack; 32. a boom; 33. connecting blocks; 34. mounting blocks; 35. a clamping block; 36. a pin; 37. an elastic sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings 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 of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

referring to fig. 1-8, the attached lifting scaffold comprises a support 10 and a first channel steel 1, wherein one side of the first channel steel 1 is fixedly connected with a plurality of tripods 19, a suspender 32 is fixedly connected in each tripod 19, the side walls of the tripods 19 are fixedly connected with two second channel steels 2 together, the right sides of the two second channel steels 2 are fixedly connected with a plurality of uniformly distributed positioning blocks 3, the tripod 19, the first channel steel 1 and the two second channel steels 2 jointly form a triangular support frame, the three-leg support frame is fixedly connected with two T-shaped connecting pieces 4, one side of the support 10 is symmetrically and fixedly connected with two mounting plates 8, the opposite sides of the two mounting plates 8 are rotatably connected with two pulleys 20 through first rolling bearings, the two pulleys 20 are slidably connected with the side walls of wing plates of the second channel steels 2, the upper end of the support 10 is fixedly connected with a transverse plate 5, one end of the transverse plate 5 is slidably connected with the first channel steel 1 through a notch, one side of the bracket 10 is positioned between the two mounting plates 8 and is symmetrically and fixedly connected with two supporting plates 9, an anti-falling mechanism is connected between the two supporting plates 9, a plurality of positioning rods 21 are uniformly and fixedly connected between two wing plates of the first channel steel 1, the positioning rods 21 are matched with the anti-falling mechanism, the side wall of the transverse plate 5 is connected with an adjusting mechanism, the adjusting mechanism is connected with the first channel steel 1, one side of the transverse plate 5 is hinged with two backing plates 6 through hinges, the lower ends of the two backing plates 6 are both fixedly connected with a supporting rod member 7, one end of the supporting rod member 7 is contacted with the lower end of the transverse plate 5, the upper end of the bracket 10 is fixedly connected with a bearing plate 11, the upper end of the bearing plate 11 is fixedly connected with two rectangular strips 12, the upper ends of the two rectangular strips 12 are both provided with a plurality of arc-shaped grooves which are uniformly distributed, the upper end of the bearing plate 11 is provided with two pressing strips 14, and the lower end of the pressing strips 14 is provided with a plurality of positioning grooves which are uniformly distributed, the two opposite sides of the two pressing strips 14 are fixedly connected with a plurality of connecting blocks 33 together, the side walls of the connecting blocks 33 are all sleeved with bolts 13 through holes, and the upper end of the bearing plate 11 is in threaded connection with the bolts 13 through threaded holes.

When the invention is used, the T-shaped connecting piece 4 is installed on an engineering structure by using expansion bolts, the triangular support frame consisting of the first channel steel 1, the tripod 19 and the second channel steel 2 is attached on the engineering structure, the existing lifting mechanism (not shown in the figure) is connected on the suspender 32 to provide the lifting power of the scaffold, the pulley 20 arranged on the mounting plate 8 is matched with the second channel steel 2 to reduce the friction force between the mounting plate 8 and the second channel steel 2, and the anti-falling mechanism is matched with the first channel steel 1 to increase the stability of the bracket 10, so that the scaffold is not easy to shake when in use, when the scaffold is built, the steel pipes are placed in the arc-shaped grooves in the rectangular strips 12, the pressing strips 14 are placed on the bearing plate 11, the screwed bolts 13 are matched with the threaded holes in the bearing plate 11, the scaffold can be assembled quickly, and the construction speed of the scaffold is improved.

Example 2: the difference is based on example 1;

referring to fig. 2-3, the anti-falling mechanism comprises two support shafts, two ends of each support shaft are rotatably connected with the side wall of the support plate 9 through a second rolling bearing, a hook 23 is fixedly connected on the shaft wall of one support shaft in an inclined manner, a triangular slider 22 is fixedly connected on the upper end of the hook 23, a transmission rod 17 and a brake rod 24 are fixedly connected on the shaft wall of the other support shaft in an inclined manner, the transmission rod 17 and the brake rod 24 are distributed in a splayed manner, a tension spring 26 is fixedly connected on the rod wall of the brake rod 24, the lower end of the tension spring 26 is fixedly connected with one side of the bracket 10, two gears 16 are arranged on one side of the support plate 9, the two gears 16 are meshed with each other, one end of the support shafts passes through the second rolling bearing and is fixedly connected with one side of the gear 16 in a coaxial manner, a limit rod 25 is arranged on one side of the brake rod 24, and the limit rod 25 is fixedly connected with the side wall of the support plate 9, one side of backup pad 9 is equipped with backup roller 18, backup roller 18 and one side contact of first channel-section steel 1, the equal fixedly connected with connecting axle in both ends of backup roller 18, two connecting axles are all rotated with one side of two backup pads 9 respectively through first bearing frame and are connected, one side fixedly connected with installation piece 34 of support 10 is kept away from to mounting panel 8, the lateral wall of installation piece 34 rotates through fourth antifriction bearing and is connected with the locating pin, the lopsidedness fixedly connected with fixture block 35 of locating pin, fixture block 35 and 3 joints of locating piece, one side fixedly connected with flexure strip 37 of installation piece 34, one side fixedly connected with pin 36 of flexure strip 37, one side sliding connection of one side of pin 36 and one side of fixture block 35.

The anti-drop mechanism is arranged, when a scaffold is lifted, the triangular sliding block 22 on the hook 23 is contacted with the positioning rod 21, the triangular sliding block 22 drives the hook 23 to swing around the supporting shaft when being stressed, so that the hook 23 can smoothly stride over the positioning rod 21, meanwhile, when the transmission rod 17 is contacted with the positioning rod 21, the transmission rod 17 is stressed to drive the supporting shaft to rotate, at the same time, the two supporting shafts can be driven to relatively rotate by the same angle through the gear 16, so that the transmission rod 17 and the hook 23 can smoothly stride over the positioning rod 21, the tension spring 26 can pull the brake rod 24 to swing and reset the supporting shaft, and the hook 23 and the transmission rod 17 are simultaneously reset through the meshing transmission of the two gears 16, so that the transmission rod 17 or one of the hooks 23 is contacted with the positioning rod 21, when a falling accident occurs, firstly, the transmission rod 17 falls down to be contacted with one of the positioning rods 21, if the transmission rod 17 is stressed greatly and deformed, the hook 23 can be clamped with one positioning rod 21, so that the dual anti-falling protection effect is achieved, the supporting roller 18 arranged on the supporting plate 9 is in contact with the first channel steel 1, the pulley 20 can be matched to enable the support 10 to be stably attached to the triangular support frame, meanwhile, when the support 10 ascends, the elastic piece 37 can push the pin 36 to enable the fixture block 35 to swing under stress, the fixture block 35 is clamped with the positioning block 3 when swinging, and then the anti-falling performance of the scaffold can be improved by matching with the hook 23 and the transmission rod 17.

Example 3: the difference is based on example 1;

referring to fig. 4, the adjusting mechanism includes a rack 31 and a positioning bar 15, the rack 31 and the positioning bar 15 are respectively fixedly connected to two opposite sides of a wing plate of the first channel steel 1, right-angle notches are respectively formed on two sides of the notch, the two right-angle notches are respectively connected to the rack 31 and the positioning bar 15 in a sliding manner, the lower end of the mounting plate 8 is rotatably connected to a positioning shaft through a second bearing seat, a positioning roller 30 is fixedly connected to a shaft wall of the positioning shaft, the positioning roller 30 is slidably connected to one side of the positioning bar 15, one side of the rack 31 is engaged with a gear ring 29, one side of the gear ring 29 is fixedly connected to a transmission shaft, the shaft wall of the transmission shaft is rotatably connected to the lower end of the transverse plate 5 through a third bearing seat, one end of the transmission shaft passes through the third bearing seat and is fixedly connected to a worm wheel 27, one side of the worm wheel 27 is engaged with a worm 28, the upper end of the worm 28 is rotatably connected to the lower end of the transverse plate 5 through a third rolling bearing, the upper end of the worm 28 passes through a third rolling bearing and is fixedly connected with a turntable.

According to the adjusting mechanism provided by the invention, when the position of the scaffold needs to be raised, the rotating disc is rotated by hands to rotate the worm 28, the worm 28 rotates to drive the worm wheel 27 to rotate, the worm wheel 27 drives the transmission shaft to rotate to drive the gear ring 29 to rotate, the gear ring 29 rolls on the tooth surface of the rack 31 when rotating, at the moment, the gear ring 29 drives the transmission shaft to enable the third bearing seat to bear force, the transverse plate 5 is driven to enable the support 10 to ascend when the third bearing seat bears force, the existing lifting mechanism is started to contract when the support 10 ascends to a preset height, the lifting mechanism is closed when the lifting mechanism pulls the support 10 to bear force, at the moment, the support 10 bears the meshing force of the gear ring 29 and the rack 31, and as the inner cores of the worm 28 and the worm wheel 27 have self-locking property and then are matched with the pulling force of the lifting mechanism, the lifting process of the scaffold is safer, and the lifting mechanism bears less force in the use and is not easy to damage.

It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus 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, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Attached lifting scaffold frame, including support (10) and first channel-section steel (1), its characterized in that: one side of the first channel steel (1) is fixedly connected with a plurality of tripods (19), a hanging rod (32) is fixedly connected in each tripod (19), two second channel steels (2) are fixedly connected with the side wall of each tripod (19) together, a plurality of uniformly distributed positioning blocks (3) are fixedly connected to the right sides of the two second channel steels (2), the tripods (19), the first channel steels (1) and the two second channel steels (2) jointly form a triangular support frame, two T-shaped connecting pieces (4) are fixedly connected to the triangular support frame, two mounting plates (8) are symmetrically and fixedly connected to one side of the support (10), two pulleys (20) are rotatably connected to the opposite sides of the two mounting plates (8) through first rolling bearings, and the two pulleys (20) are slidably connected with the wing plate side wall of the second channel steel (2), the utility model discloses a steel plate support, including support (10), upper end fixedly connected with diaphragm (5), the one end of diaphragm (5) is passed through opening and first channel-section steel (1) sliding connection, one side of support (10) is located two backup pads (9) of symmetry fixedly connected with between two mounting panels (8), two be connected with anti-disengaging mechanism between backup pad (9), a plurality of locating levers of even fixedly connected with (21) between two pterygoid laminas of first channel-section steel (1), locating lever (21) cooperate with anti-disengaging mechanism, the lateral wall of diaphragm (5) is connected with guiding mechanism, guiding mechanism is connected with first channel-section steel (1).

2. The attached lifting scaffold of claim 1, wherein: the anti-falling mechanism comprises two support shafts, two ends of the two support shafts are respectively and rotationally connected with the side wall of the support plate (9) through a second rolling bearing, one of the support shafts is fixedly connected with a hook (23) in an inclined manner on the shaft wall, the upper end of the hook (23) is fixedly connected with a triangular sliding block (22), the other support shaft is fixedly connected with a transmission rod (17) and a brake rod (24) in an inclined manner on the shaft wall, the transmission rod (17) and the brake rod (24) are distributed in a splayed shape, the rod wall of the brake rod (24) is fixedly connected with a tension spring (26), the lower end of the tension spring (26) is fixedly connected with one side of the bracket (10), one side of the supporting plate (9) is provided with two gears (16), the two gears (16) are mutually meshed, one end of the supporting shaft passes through the second rolling bearing and is fixedly connected with one side of the gear (16) coaxially.

3. The attached lifting scaffold of claim 2, wherein: one side of brake lever (24) is equipped with gag lever post (25), the lateral wall fixed connection of gag lever post (25) and backup pad (9), one side of backup pad (9) is equipped with backing roll (18), one side contact of backing roll (18) and first channel-section steel (1), the equal fixedly connected with connecting axle in both ends of backing roll (18), two the connecting axle all rotates with one side of two backup pads (9) respectively through primary shaft bearing and is connected.

4. The attached lifting scaffold of claim 1, wherein: the adjusting mechanism comprises a rack (31) and a positioning strip (15), the rack (31) and the positioning strip (15) are respectively fixedly connected with two opposite sides of a wing plate of the first channel steel (1), right-angle notches are respectively formed in two sides of the opening, the two right-angle notches are respectively connected with the rack (31) and the positioning strip (15) in a sliding manner, the lower end of the mounting plate (8) is rotatably connected with a positioning shaft through a second bearing seat, a positioning roller (30) is fixedly connected to the shaft wall of the positioning shaft, the positioning roller (30) is slidably connected with one side of the positioning strip (15), one side of the rack (31) is meshed with a gear ring (29), one side of the gear ring (29) is fixedly connected with a transmission shaft, the shaft wall of the transmission shaft is rotatably connected with the lower end of the transverse plate (5) through a third bearing seat, and one end of the transmission shaft penetrates through the third bearing seat and a worm wheel (27), one side of worm wheel (27) meshes has worm (28), the upper end of worm (28) is connected through the rotation of the lower extreme of third antifriction bearing with diaphragm (5), the upper end of worm (28) passes third antifriction bearing and fixedly connected with carousel.

5. The attached lifting scaffold of claim 1, wherein: one side fixedly connected with installation piece (34) of support (10) is kept away from in mounting panel (8), the lateral wall of installation piece (34) rotates through fourth antifriction bearing and is connected with the locating pin, one side slope fixedly connected with fixture block (35) of locating pin, fixture block (35) and locating piece (3) joint, one side fixedly connected with flexure strip (37) of installation piece (34), one side fixedly connected with pin (36) of flexure strip (37), one side of pin (36) and one side sliding connection of fixture block (35).

6. The attached lifting scaffold of claim 1, wherein: one side of the transverse plate (5) is hinged with two backing plates (6) through a hinge, the lower ends of the two backing plates (6) are fixedly connected with a support rod piece (7), one end of the support rod piece (7) is contacted with the lower end of the transverse plate (5), the upper end of the bracket (10) is fixedly connected with a bearing plate (11), the upper end of the bearing plate (11) is fixedly connected with two rectangular strips (12), the upper ends of the two rectangular strips (12) are respectively provided with a plurality of arc-shaped grooves which are uniformly distributed, the upper end of the bearing plate (11) is provided with two pressing strips (14), the lower end of each pressing strip (14) is provided with a plurality of positioning grooves which are uniformly distributed, one side of each pressing strip (14) which is opposite to the other side is fixedly connected with a plurality of connecting blocks (33), the side walls of the connecting blocks (33) are sleeved with bolts (13) through holes, the upper end of the bearing plate (11) is in threaded connection with the bolt (13) through a threaded hole.