CN113638588A - Large cornice scaffold for high-rise building - Google Patents

Abstract

The utility model relates to a scaffold frame of cornicing greatly of high-rise building relates to the field of construction, it includes support body and supporting mechanism, sliding connection has the connecting seat on the bottom surface of support body, be provided with the actuating mechanism who is used for driving the connecting seat and removes on the support body, supporting mechanism includes the base, rotate the shrink supporting component who connects on the base, set up the reinforcement subassembly that is used for consolidating the shrink supporting component on the base, be provided with the fixed establishment who is used for fixed shrink supporting component on the connecting seat, be provided with the positioning mechanism who is used for fixed connection seat on the support body. This application has the installation operation danger coefficient who reduces the scaffold, improves the effect to operating personnel's personal safety protection dynamics.

Description

Large cornice scaffold for high-rise building

Technical Field

The application relates to the field of building construction, in particular to a large-cornice scaffold for high-rise buildings.

Background

The scaffold is a working platform which is erected for ensuring that each construction process is smoothly carried out. The scaffold is divided into an outer scaffold and an inner scaffold according to the erected positions; the scaffold can be divided into a wood scaffold, a bamboo scaffold and a steel pipe scaffold according to different materials; the scaffold is divided into a vertical rod type scaffold, a bridge type scaffold, a door type scaffold, a suspension type scaffold, a hanging type scaffold, a lifting type scaffold and a climbing type scaffold according to the structural form.

Among the correlation technique, refer to fig. 1, a scaffold frame of cornicing greatly for high-rise building includes support body 1, set up the supporting mechanism who is used for supporting support body 1 on support body 1, support body 1 is taken and is put on the floor and extend to the floor outside, supporting mechanism includes a plurality of support columns 2, the one end of support column 2 is fixed in the subaerial of the lower floor of support body 1 place floor, the other end is fixed in the bottom surface of support body 1, support column 2 is located support body 1 bottom surface with the tie point of support body 1 and keeps away from floor one end, support body 1 is supported through support column 2, make support body 1 set up more stably.

In view of the above related technologies, the inventor thinks that since the frame body extends to the outside of the building, when a worker installs the support column, when the support column needs to be fixed to the frame body, the worker needs to hang and move the support column to the outside of the building by using the lifting rope, which results in a high risk coefficient of installation operation during the installation of the scaffold and is not beneficial to protecting the personal safety of the worker.

Disclosure of Invention

In order to reduce the installation operation risk coefficient of scaffold, improve the personal safety protection dynamics to operating personnel, this application provides a large scaffold of cornicing of high-rise building.

The application provides a big scaffold frame that cornices of high-rise building adopts following technical scheme:

the utility model provides a large scaffold frame of cornicing of high-rise building, includes support body and supporting mechanism, sliding connection has the connecting seat on the bottom surface of support body, be provided with the actuating mechanism who is used for driving the connecting seat and removes on the support body, supporting mechanism includes the base, rotates the shrink supporting component who connects on the base, sets up the reinforcement subassembly that is used for consolidating the shrink supporting component on the base, be provided with the fixed establishment who is used for fixed shrink supporting component on the connecting seat, be provided with the positioning mechanism who is used for fixed connection seat on the support body.

Through adopting above-mentioned technical scheme, when installation supporting mechanism, utilize actuating mechanism to remove the connecting seat to the support body and be close to floor one side, but this moment construction worker directly stands at the lower floor of support body place floor and directly fixes shrink supporting component and connecting seat, reuse actuating mechanism removes the connecting seat to the support body and keeps away from floor one side afterwards, and utilize positioning mechanism to fix the position of connecting seat, utilize at last to consolidate the subassembly and make shrink supporting component carry out firm support to the support body, set up like this and can be at installation supporting mechanism's in-process, reduce the workman and scramble or utilize modes such as lifting rope to make the whole health arrange the possibility in the outside of the building body in, can reduce the installation operation danger coefficient of scaffold, be favorable to improving the personal safety protection dynamics to operating personnel.

Optionally, the retraction support assembly includes a sleeve, a sliding rod slidably inserted into the sleeve, a positioning block disposed on the sleeve and used for fixing the sliding rod, and a fixing seat hinged to an end of the sliding rod, the end of the sleeve is hinged to the base, a plurality of positioning holes are disposed on an outer side wall of the sleeve and arranged along a length direction of the sleeve, a plurality of positioning holes are disposed on a side wall of the sliding rod and aligned with the positioning holes in a sliding manner, and the positioning block is slidably inserted into the positioning holes and the positioning holes.

Through adopting above-mentioned technical scheme, the pole that slides in the sleeve, after the locating piece is fixed with the connecting seat, utilizes the plug-in of locating piece and locating hole, positioning hole to close, fixes a position the pole that slides, prevents the pole shrink that slides to make shrink supporting component's length fixed and make shrink supporting component have a supporting function, play the effect that supports the support body.

Optionally, consolidate the subassembly including setting up and connecting rotation seat, the bracing piece of sliding connection on rotating the seat on the base in rotating, but bracing piece slip grafting in the sleeve, the tip of bracing piece can be contradicted with the terminal surface of slide bar, it is connected with threaded rod one to rotate on the seat, threaded rod one goes up threaded connection has nut seat one, threaded rod one sets up along the direction that is on a parallel with the bracing piece, nut seat one and bracing piece fixed connection, it is used for driving a threaded rod pivoted driving motor one to rotate fixedly connected with on the seat.

Through adopting above-mentioned technical scheme, remove to keeping away from floor one side and position fixation back when the connecting seat, utilize and rotate the seat and drive the bracing piece and rotate, rotate when the bracing piece to with telescopic collinear position when, a driving motor can drive threaded rod one and rotate, thereby threaded rod one drives nut seat one and removes and drive the bracing piece and remove, the bracing piece is pegged graft in the sleeve and is contradicted with the terminal surface of slide bar, under the support of bracing piece two, the slide bar sets up more firmly, be favorable to improving the supporting effect of shrink supporting component to the support body.

Optionally, a plurality of inserting holes are formed in the rotating seat, a plurality of clamping holes are formed in the base, the inserting holes are aligned with the clamping holes in a rotating mode, an inserting rod is connected in the inserting holes in a sliding mode, and the inserting rod is inserted in the clamping holes in a sliding mode.

Through adopting above-mentioned technical scheme, utilize inserting of inserted bar and spliced eye, screens hole to establish, can make rotating more stable that the seat set up, be favorable to improving the support effect of shrink supporting component to the support body.

Optionally, a reinforcing ring is slidably sleeved on the sliding rod, a plurality of reinforcing rods are fixedly connected to the reinforcing ring, the reinforcing rods are arranged in a direction parallel to the sliding rod, a plurality of reinforcing grooves are formed in the end face of the sleeve, inner cavities of the reinforcing grooves are arranged in the length direction of the sleeve, and the reinforcing rods are slidably inserted into the reinforcing grooves.

Through adopting above-mentioned technical scheme, the grafting that utilizes anchor strut and reinforcement groove can improve the joint strength between slide bar and the sleeve, is favorable to reducing the sleeve and the possibility of slide bar rupture, is favorable to improving the support effect of shrink supporting component to the support body.

Optionally, the fixing mechanism includes a clamping block fixedly connected to the connecting seat, and a positioning pin arranged on the clamping block, a T-shaped groove is formed in a side wall of the clamping block, the fixing seat is slidably inserted into the T-shaped groove, a pin hole is formed in a side wall of the T-shaped groove, the positioning pin is slidably connected to the pin hole, a pushing spring used for pushing the positioning pin to slide is fixedly connected to the pin hole, a fixing hole is formed in a side wall of the fixing seat, and the positioning pin is slidably inserted into the fixing hole.

Through adopting above-mentioned technical scheme, when the fixing base inserts in T type groove, the locating pin is in the sliding insertion in the fixed orifices under the effect that promotes the spring to make fixing base and screens piece be connected fixedly.

Optionally, the positioning mechanism comprises a positioning plate and a stop block, the positioning plate is rotatably connected to the connecting seat, the stop block is fixedly connected to the positioning plate, a plurality of clamping grooves are formed in the bottom surface of the frame body along the sliding direction of the connecting seat, the positioning plate is rotatably attached to the bottom surface of the frame body, the stop block is rotatably inserted into the clamping grooves, a first gear is rotatably connected to the connecting seat, a second gear which is rotatably meshed with the first gear is fixedly connected to the positioning plate, the second gear and the positioning plate rotate coaxially, and a second driving motor which is used for driving the first gear to rotate is fixedly connected to the positioning block.

Through adopting above-mentioned technical scheme, after the connecting seat removed suitable position, utilize driving motor two to drive gear one and rotate, gear one drives the locating plate through the meshing with gear two and rotates, and the locating plate pivoted in-process, the dog is pegged graft in the draw-in groove to make the position of connecting seat can fix.

Optionally, the driving mechanism comprises a second threaded rod rotatably connected to the frame body and a second nut seat connected to the second threaded rod in a threaded manner, the second threaded rod is arranged along the sliding direction of the connecting seat, the second nut seat is fixedly connected with the connecting seat, and a third driving motor used for driving the second threaded rod to rotate is arranged on the frame body.

By adopting the technical scheme, the driving motor III can be used for driving the threaded rod II to rotate, and the threaded rod II drives the nut seat II to move, so that the connecting seat is driven to move.

To sum up, the application comprises the following beneficial technical effects:

1. through the driving mechanism, the contraction supporting component, the reinforcing component, the fixing component and the positioning mechanism, the situation that a worker climbs or places the whole body outside a building body in a lifting rope or other modes can be reduced in the process of installing the supporting mechanism, the installation operation risk coefficient of the scaffold can be reduced, and the personal safety protection for operators can be improved;

2. through the setting of reinforcing ring, anchor strut, can improve the joint strength between slide rod and the sleeve, be favorable to reducing the sleeve and the possibility of slide rod rupture, be favorable to improving the support effect of shrink supporting component to the support body.

Drawings

Fig. 1 is a schematic view of the overall structure of a scaffold in the background art.

Fig. 2 is a schematic view of the overall structure of the scaffolding in the embodiment of the present application.

Fig. 3 is a schematic representation of a front view of a scaffold in an embodiment of the present application.

Fig. 4 is a sectional view taken along line a-a in fig. 3.

Fig. 5 is an enlarged view of a portion B in fig. 4.

Fig. 6 is a schematic view of the overall structure of the scaffolding in the embodiment of the present application.

Fig. 7 is an enlarged view of the portion C in fig. 6.

Fig. 8 is a schematic diagram for embodying the internal structure of the base.

Fig. 9 is an enlarged view of a portion D in fig. 6.

Fig. 10 is a schematic diagram of a side view of a scaffold in an embodiment of the present application.

Fig. 11 is a sectional view taken along line E-E in fig. 10.

Fig. 12 is an enlarged view of portion F of fig. 11.

Description of reference numerals: 1. a frame body; 2. a support pillar; 31. a base; 321. a sleeve; 322. a slide bar; 323. positioning blocks; 324. a fixed seat; 331. a rotating seat; 332. a support bar; 4. a connecting seat; 5. a positioning mechanism; 7. positioning the through hole; 8. positioning holes; 9. hanging a rope; 10. a reinforcing ring; 11. a reinforcing rod; 12. a reinforcing groove; 13. a groove; 14. inserting holes; 15. a position clamping hole; 16. a plug rod; 17. a first threaded rod; 18. a first nut seat; 19. driving a motor I; 20. a guide slide bar; 211. a bit block; 212. positioning pins; 22. a T-shaped groove; 23. a pin hole; 24. a push spring; 25. a fixing hole; 26. positioning a plate; 27. a stopper; 28. a first gear; 29. a second gear; 30. a second driving motor; 31. a card slot; 32. a second threaded rod; 33. a second nut seat; 34. driving a motor III; 35. a transfer lever; 36. a first bevel gear; 37. a second bevel gear; 38. a rod groove; 39. and (6) accommodating the tank.

Detailed Description

The present application is described in further detail below with reference to figures 2-12.

The embodiment of the application discloses scaffold frame of cornicing greatly of high-rise building.

Referring to fig. 2, the large cornice scaffold for high-rise buildings comprises a frame body 1 and a supporting mechanism for supporting the frame body 1. Wherein, the supporting mechanism includes base 31, rotate the shrink supporting component who connects on base 31, set up the reinforcement subassembly that is used for consolidating shrink supporting component on base 31, be provided with on the support body 1 and be used for the connecting seat 4 that is connected with supporting mechanism, be used for driving the actuating mechanism that connecting seat 4 removed and be used for the positioning mechanism of fixed connection seat 4.

Referring to fig. 2, the base 31 is a rectangular parallelepiped and has a concrete structure, and when the base is used, a placing groove is dug on a corresponding floor, and then the base 31 is placed in the placing groove, so that the position of the base 31 is fixed.

Referring to fig. 2 and 3, the retracting support assembly is disposed on the upper surface of the base 31, and includes a sleeve 321, a sliding rod 322 slidably disposed in the sleeve 321, a positioning block 323 disposed on the sleeve 321 for fixing the sliding rod 322, and a fixing seat 324 hinged to an end of the sliding rod 322.

Wherein, one end of the sleeve 321 is hinged with the upper surface of the base 31, and the inner wall of the sleeve 321 is provided with a guide groove along the length direction thereof. The slide rod 322 is a cylindrical arrangement, a guide block is fixedly connected to the rod body of the slide rod 322, and the guide block is slidably connected to the guide groove.

Referring to fig. 4 and 5, a plurality of positioning through holes 7 are formed in the outer side wall of the sleeve 321, the positioning through holes 7 penetrate through the inner cavity of the sleeve 321, and the positioning through holes 7 are linearly arranged along the length direction of the sleeve 321.

Referring to fig. 4 and 5, a plurality of positioning holes 8 are formed in the side wall of the sliding rod 322, and the plurality of positioning holes 8 are also formed along the length direction of the sliding rod 322. The distance between adjacent positioning through holes 7 is equal to the distance between adjacent positioning holes 8, and in the sliding process of the sliding rod 322, the positioning holes 8 can be in sliding alignment with the positioning through holes 7.

Referring to fig. 4 and 5, the positioning block 323 is disposed in a cylindrical shape, a hanging rope 9 is fixedly connected to an outer side wall of the sleeve 321, and one end of the hanging rope 9, which is far away from the sleeve 321, is fixed to the positioning block 323. The positioning block 323 can be inserted into the positioning hole 8 and the positioning through hole 7.

Referring to fig. 6 and 7, the sliding sleeve is provided with a reinforcing ring 10 on the sliding rod 322, the reinforcing ring 10 is fixedly connected with 3 reinforcing rods 11, the 3 reinforcing rods 11 are all arranged along a direction parallel to the sleeve 321, and the 3 reinforcing rods 11 are annularly arranged on the side edge of the sliding rod 322 at equal intervals. The end face of the top end of the sleeve 321 is provided with a plurality of reinforcing grooves 12, the inner cavities of the reinforcing grooves 12 are arranged along the length direction of the sleeve 321, and the reinforcing rods 11 can be inserted into the reinforcing grooves 12 in a sliding mode by sliding the reinforcing rings 10.

Referring to fig. 6 and 7, the fixing base 324 is disposed in a T shape, and the fixing base 324 is hinged to an end of the sliding rod 322 away from the base 31.

Referring to fig. 4 and 8, the reinforcing member includes a rotating base 331 rotatably coupled to the base 31, and a support rod 332 slidably coupled to the rotating base 331. Wherein, the base 31 is provided with a groove 13, and the notch of the groove 13 is located at the side of the sleeve 321. The groove 13 is movably connected with an adapter rod 35, and the adapter rod 35 is arranged along the sliding direction vertical to the connecting seat 4. The rotating seat 331 is arranged in a cuboid, and the rotating seat 331 is fixedly connected to the adapter rod 35.

Referring to fig. 8, a first bevel gear 36 is fixedly connected to the adapting rod 35, the first bevel gear 36 and the adapting rod 35 rotate coaxially, a second bevel gear 37 is rotatably connected to the groove 13, the first bevel gear 36 is rotatably engaged with the second bevel gear 37, and a rotating handle is fixedly connected to a rotating shaft on which the second bevel gear 37 is located.

Referring to fig. 8, a plurality of insertion holes 14 are formed in a side wall of the rotating seat 331, a plurality of clamping holes 15 are formed in a side wall of the base 31, and in the rotating process of the rotating seat 331, the insertion holes 14 are aligned with the clamping holes 15 in a rotating manner. The inserting rod 16 is connected in the inserting hole 14 in a sliding mode, the inserting rod 16 is arranged in a cylindrical mode, and when the inserting hole 14 is aligned with the clamping hole 15 in a rotating mode, the inserting rod 16 can be inserted in the clamping hole 15 in a sliding mode. The insertion rod 16, the insertion hole 14, and the locking hole 15 can be inserted to position the rotating base 331, so that the rotating base 331 is kept in a stable state.

Referring to fig. 4 and 8, the rotating base 331 is formed with a rod groove 38, the rod groove 38 is disposed to be inclined, both ends of the rod groove 38 penetrate through the side wall of the rotating base 331, the support rod 332 is disposed in a cylindrical shape, and the support rod 332 is slidably coupled to the rod groove 38. The support rod 332 is driven by the rotating base 331 to adjust its tilting direction, and when the connecting base 4 is located on the side of the frame body 1 away from the floor, the support rod 332 can rotate to be collinear with the sliding rod 322. When the support rod 332 rotates to a position in line with the sliding rod 322, the support rod 332 is slidably inserted into the inner cavity of the sleeve 321 and can abut against the end surface of the sliding rod 322.

Referring to fig. 8, a placing groove is formed in the rotating seat 331, the placing groove is communicated with the rod groove 38, a first threaded rod 17 is rotatably connected to the placing groove, the first threaded rod 17 is arranged in a direction parallel to the support rod 332, a first nut seat 18 is in threaded connection with the first threaded rod 17, and the first nut seat 18 is fixedly connected with the support rod 332.

Referring to fig. 8, a first driving motor 19 is fixedly connected to the rotating base 331, and an output shaft of the first driving motor 19 is fixedly connected to an end of the first threaded rod 17 through a coupling.

Referring to fig. 6 and 9, connecting seat 4 is the cuboid setting, and holding tank 39 has been seted up to the bottom surface of support body 1, and the inner chamber of holding tank 39 is the cuboid setting, and holding tank 39 extends to the outside of floor. A guide sliding rod 20 is fixedly connected in the accommodating groove 39, the guide sliding rod 322 extends to the outer side of the floor, and the connecting seat 4 is slidably connected on the guide sliding rod 20.

Referring to fig. 10, 11 and 12, the connecting socket 4 is provided with a fixing mechanism for fixing the retractable support assembly, and the fixing mechanism includes a locking block 211 fixedly connected to the connecting socket 4 and a positioning pin 212 arranged on the locking block 211.

The clamping block 211 is fixedly connected to the bottom surface of the connecting seat 4, a T-shaped groove 22 is formed in the bottom surface of the clamping block 211, the T-shaped groove 22 penetrates through the end surface of the clamping block 211, and the fixing seat 324 is slidably inserted into the T-shaped groove 22.

Referring to fig. 10, 11 and 12, a pin hole 23 is formed in an inner wall of the T-shaped groove 22, an inner cavity of the pin hole 23 is disposed in a cylindrical shape, a positioning pin 212 is disposed in a cylindrical shape, and the positioning pin 212 is slidably connected to the pin hole 23.

Referring to fig. 10, 11 and 12, a pushing spring 24 for pushing the positioning pin 212 to slide is fixedly connected in the pin hole 23, the pushing spring 24 is disposed along the length direction of the positioning pin 212, one end of the pushing spring 24 is fixedly connected to the end surface of the positioning pin 212, and the other end of the pushing spring 24 is fixedly connected to the inner groove wall of the pin hole 23.

Referring to fig. 10, 11 and 12, the fixing seat 324 has a fixing hole 25 formed on a side wall thereof, the fixing hole 25 is alignable with the pin hole 23, and the positioning pin 212 is slidably inserted into the fixing hole 25 under the action of the pushing spring 24.

Referring to fig. 6 and 9, the positioning mechanism includes a positioning plate 26 rotatably coupled to a side wall of the coupling holder 4, and a stopper 27 fixedly coupled to the positioning plate 26. The lateral wall of connecting seat 4 is gone up to rotate and is connected with the dwang, and the dwang sets up along connecting seat 4's direction of sliding. One side lateral wall and the dwang fixed connection of locating plate 26, under the drive of dwang, locating plate 26 can rotate to the horizontality and with the laminating of the bottom surface of support body 1.

Referring to fig. 6 and 9, a first gear 28 is rotatably connected to the connecting seat 4, a second gear 29 which is rotatably engaged with the first gear 28 is fixedly connected to the rotating rod, and the second gear 29 and the rotating rod rotate coaxially.

Referring to fig. 6 and 9, a second driving motor 30 is fixedly connected to the positioning block 323, and an output shaft of the second driving motor 30 is fixedly connected to a rotating shaft on which the first gear 28 is located through a coupling.

Referring to fig. 6 and 9, the stopper 27 is arc-shaped, a plurality of slots 31 are provided on the bottom surface of the frame body 1 along the sliding direction of the connecting seat 4, the inner cavity of the slot 31 is arc-shaped, and the stopper 27 is rotated and inserted into the slot 31 under the driving of the positioning plate 26.

Referring to fig. 4 and 12, the frame body 1 is provided with a driving mechanism for driving the connecting seat 4 to move, and the driving mechanism comprises a second threaded rod 32 rotatably connected in the receiving groove 39 and a second nut seat 33 threadedly connected on the second threaded rod 32. The second threaded rod 32 is arranged along the sliding direction of the connecting seat 4, and the second nut seat 33 is fixedly connected with the connecting seat 4.

Referring to fig. 4 and 12, a third driving motor 34 is fixedly connected to the frame body 1, and an output shaft of the third driving motor 34 is fixedly connected to an end of the second threaded rod 32.

The implementation principle of the embodiment is as follows: when the supporting mechanism is installed, the connecting seat 4 can be moved to the side, close to the floor, of the frame body 1 by using the driving mechanism, and at the moment, a construction worker can directly stand on the lower floor of the floor where the frame body 1 is located to manually insert the fixing seat 324 into the T-shaped groove 22 and fix the fixing seat by using the positioning pin 212;

then, the connecting base 4 is moved to the side, away from the floor, of the frame body 1 by using the driving mechanism again, and after the connecting base reaches a proper position, the stop block 27 is inserted into the clamping groove 31 by using the rotation of the positioning plate 26, so that the position of the connecting base 4 is fixed;

at this time, the reinforcing ring 10 is moved to make the reinforcing rod 11 slidably inserted into the reinforcing groove 12, and the rotating base 331 is rotated to slidably insert the supporting rod 332 into the sleeve 321, so that the end of the supporting rod 332 is abutted against the end surface of the sliding rod 322, thereby making the sleeve 321 and the sliding rod 322 support the frame body 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a big scaffold frame of cornicing of high-rise building which characterized in that: including support body (1) and supporting mechanism, sliding connection has connecting seat (4) on the bottom surface of support body (1), be provided with the actuating mechanism who is used for driving connecting seat (4) to remove on support body (1), supporting mechanism includes base (31), rotates the shrink supporting component who connects on base (31), sets up the reinforcement subassembly that is used for consolidating the shrink supporting component on base (31), be provided with the fixed establishment who is used for fixed shrink supporting component on connecting seat (4), be provided with the positioning mechanism who is used for fixed connection seat (4) on support body (1).

2. The large cornice scaffold for high-rise buildings according to claim 1, which is characterized in that: the shrink support assembly comprises a sleeve (321), a sliding rod (322) which is slidably arranged in the sleeve (321), a positioning block (323) which is arranged on the sleeve (321) and used for fixing the sliding rod (322), and a fixing seat (324) which is hinged to the end of the sliding rod (322), wherein the end of the sleeve (321) is hinged to the base (31), a plurality of positioning through holes (7) are formed in the outer side wall of the sleeve (321), the positioning through holes (7) are formed in the length direction of the sleeve (321), a plurality of positioning holes (8) are formed in the side wall of the sliding rod (322), the positioning holes (8) are aligned with the positioning through holes (7) in a sliding mode, and the positioning block (323) is slidably inserted into the positioning holes (8) and the positioning through holes (7).

3. The large cornice scaffold for high-rise buildings according to claim 2, which is characterized in that: consolidate the subassembly including setting up in rotating rotation seat (331), the bracing piece (332) of sliding connection on rotating seat (331) of connecting on base (31), bracing piece (332) slidable peg graft in sleeve (321), the tip of bracing piece (332) can contradict with the terminal surface of slide bar (322), it is connected with threaded rod (17) to rotate on seat (331), threaded rod (17) are gone up threaded connection and are had nut seat (18), threaded rod (17) set up along the direction that is on a parallel with bracing piece (332), nut seat (18) and bracing piece (332) fixed connection, it is used for driving threaded rod (17) pivoted driving motor (19) to rotate on seat (331).

4. The large cornice scaffold for high-rise buildings according to claim 3, wherein: the rotary seat (331) is provided with a plurality of inserting holes (14), the base (31) is provided with a plurality of clamping holes (15), the inserting holes (14) are aligned with the clamping holes (15) in a rotating mode, the inserting holes (14) are connected with inserting rods (16) in a sliding mode, and the inserting rods (16) are inserted into the clamping holes (15) in a sliding mode.

5. The large cornice scaffold for high-rise buildings according to claim 3, wherein: sliding sleeve is equipped with reinforcing ring (10) on slide bar (322), a plurality of reinforcing rods (11) of fixedly connected with on reinforcing ring (10), reinforcing rod (11) set up along the direction that is on a parallel with slide bar (322), a plurality of reinforcing grooves (12) have been seted up on the terminal surface of sleeve (321), the length direction setting of sleeve (321) is followed to the inner chamber of reinforcing groove (12), reinforcing rod (11) slide and peg graft in reinforcing groove (12).

6. The large cornice scaffold for high-rise buildings according to claim 2, which is characterized in that: the fixing mechanism comprises a clamping block (211) fixedly connected to the connecting seat (4) and a positioning pin (212) arranged on the clamping block (211), a T-shaped groove (22) is formed in the side wall of the clamping block (211), the fixing seat (324) is slidably inserted into the T-shaped groove (22), a pin hole (23) is formed in the side wall of the T-shaped groove (22), the positioning pin (212) is slidably connected into the pin hole (23), a pushing spring (24) fixedly connected with the pin hole (23) and used for pushing the positioning pin (212) to slide is arranged in the pin hole, a fixing hole (25) is formed in the side wall of the fixing seat (324), and the positioning pin (212) is slidably inserted into the fixing hole (25).

7. The large cornice scaffold for high-rise buildings according to claim 1, which is characterized in that: positioning mechanism includes that rotation connects locating plate (26), dog (27) on locating plate (26) on connecting seat (4), a plurality of draw-in grooves (31) have been seted up along the slip direction of connecting seat (4) to the bottom surface of support body (1), locating plate (26) rotate with the bottom surface of support body (1) and laminate, dog (27) rotate and insert and locate in draw-in groove (31), it is connected with gear one (28) to rotate on connecting seat (4), fixedly connected with rotates two (29) of engaged gear with gear one (28) on locating plate (26), gear two (29) and locating plate (26) coaxial rotation, fixedly connected with is used for driving gear one (28) pivoted driving motor two (30) on locating piece (323).

8. The large cornice scaffold for high-rise buildings according to claim 1, which is characterized in that: the driving mechanism comprises a second threaded rod (32) rotatably connected to the frame body (1) and a second nut seat (33) in threaded connection with the second threaded rod (32), the second threaded rod (32) is arranged along the sliding direction of the connecting seat (4), the second nut seat (33) is fixedly connected with the connecting seat (4), and a third driving motor (34) used for driving the second threaded rod (32) to rotate is arranged on the frame body (1).

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