CN116733211B - Intelligent safety construction platform for building assembled stairway - Google Patents

Abstract

The invention discloses an intelligent safe construction platform for building an assembled stair, which comprises a support fixing plate, a lifting mechanism, an adjusting mechanism, a fixing mechanism, a moving mechanism, a construction platform and a protection mechanism, wherein the construction and the installation of the assembled stair with different specifications can be met, the frequent replacement of the device is prevented, the expenditure of the cost is increased, the practicability is increased, and the assembly and the disassembly efficiency is increased by the bolt fixing, so that the assembly and the disassembly are convenient for workers; the lifting mechanism can start the third motor through the remote controller to realize lifting of the construction platform, a worker can put construction equipment on the construction platform and construct the assembled stair through the construction platform, so that the labor force of the worker is greatly reduced, and the construction efficiency is improved; the device is also provided with a protection mechanism, and workers can carry out construction of the assembled stair through the hand U-shaped handrail, so that life safety of the workers is protected, and casualties are reduced.

Description

An intelligent and safe construction platform for building prefabricated stairs

Technical field

The invention relates to the technical field of construction engineering, specifically an intelligent and safe construction platform for building prefabricated stairs.

Background technique

At present, in the field of construction engineering, prefabricated staircase assembly is usually used to improve the construction progress. The construction technology of prefabricated stairs has become relatively mature. For prefabricated buildings using prefabricated stairs, after the construction reaches a certain level, the prefabricated stairs need to be hoisted at designated locations in the building. Since the hoisting of prefabricated stairs is difficult to synchronize with the floor structure, Therefore, there will be a problem that the stairwell formwork has no operating surface and cannot be erected. During the hoisting and installation process of the prefabricated staircase, two workers are required to construct the upper and lower floors. There is no platform for stair construction between the two floors. Moreover, the newly assembled stairs are unstable and it is dangerous for workers to stand on the stairs for construction, which poses a great safety hazard. Especially for the stairs between two floors, two parts of the stairs need to be installed in opposite directions. The middle joint is not easy to operate. In such actual projects, due to the lack of effective special facilities, workers usually climb to the stair platform to perform operations. Setting up scaffolding is time-consuming and laborious, which seriously affects the life safety of workers and is prone to safety accidents.

Therefore, it is necessary to design an intelligent and safe construction platform for building prefabricated stairs to solve the above existing problems.

Contents of the invention

The purpose of the present invention is to provide an intelligent and safe construction platform for building prefabricated stairs to solve the problems raised in the above background technology.

In order to achieve the above object, the present invention provides the following technical solution: an intelligent safe construction platform for building prefabricated stairs. The safe construction platform is temporarily set up between the upper building table and the lower building table and on the side of the prefabricated staircase. The superstructure A first fixing groove is provided on the mesa, and a second fixing groove opposite to the first fixing groove is provided on the mesa of the lower building. Both ends of the prefabricated staircase are connected to the superstructure through the first fixing groove and the second fixing groove. The countertop and the lower building countertop are fixed. The safe construction platform includes a support fixed plate, a lifting mechanism, an adjustment mechanism, a fixed mechanism, a moving mechanism, a construction platform and a protective mechanism. During construction, the supporting fixed plate is located below the lower building countertop. The upper end of the supporting fixed plate is provided with symmetrically distributed first rectangular sliding plates, and the position of the first rectangular sliding plate is adjusted on the supporting fixed plate through a moving mechanism. The moving mechanism is provided in the supporting fixed plate. Each of the first rectangular sliding plates There is an adjustment mechanism on the outside. One end of the adjustment mechanism is fixedly connected to the fixing mechanism. The two first rectangular sliding plates are fixedly connected to the superstructure table through the fixing mechanism. The side of the first rectangular sliding plate away from the fixing mechanism is fixed. Connected to the lifting fixed plate, a lifting mechanism is provided on one side of the lifting fixed plate, a construction platform is provided between the lifting mechanisms on both sides, and a protective mechanism is provided at the upper end of the construction platform.

Preferably, the moving mechanism includes a fourth motor, the fourth motor is fixed in the supporting fixed plate, a first motor shaft is provided at the lower end of the fourth motor, and the end of the first motor shaft is away from the fourth motor. One end is rotatably connected to the supporting fixed plate, and the outer side of the first motor shaft is fixedly connected to a bidirectional rotating cam. The bidirectional rotating cam rotates in a circular rotating groove. The circular rotating groove is located in the supporting fixed plate. The bidirectional rotating cam is fixedly connected to the supporting fixed plate. There is a rotating cam groove inside the outside of the rotating cam. There are symmetrically distributed sliding balls sliding in the rotating cam groove. One end of the sliding ball away from the two-way rotating cam is fixedly connected to a fixed connecting rod. The fixed connecting rod slides on In the rotating cam groove, one end of the fixed link away from the sliding ball is fixedly connected to the second sliding rectangular block. The second sliding rectangular block slides in the second chute. The second chute is symmetrically located on the support. Inside the upper end of the fixed plate, a fixed optical axis is inserted inside the second sliding rectangular block, and both ends of the fixed optical axis are fixedly connected to the second chute in the supporting fixed plate. The second sliding rectangular block The upper ends of the two second sliding rectangular blocks are fixedly connected to the first rectangular slide plate, and the lower ends of the two second sliding rectangular blocks are provided with limiting mechanisms. The limiting mechanisms lock the second sliding rectangular blocks from one end.

Preferably, the limiting mechanism includes a hydraulic cylinder, the hydraulic cylinder is located in the supporting fixed plate, the upper end of the hydraulic cylinder is provided with a hydraulic cylinder push rod, and the hydraulic cylinder push rod slides in the supporting fixed plate, so The upper end of the hydraulic cylinder push rod is fixedly connected to the sliding link, and the sliding link slides in the third chute. The third chute is located in the supporting fixed plate. Both ends of the sliding link are fixedly connected to the third chute. Two rectangular sliding plates, the second rectangular sliding plate slides in the second chute, the upper end of the second rectangular sliding plate is provided with a number of evenly distributed limiting spikes, and several of the limiting spikes are inserted into the second sliding groove. Two sliding rectangular blocks.

Preferably, the adjustment mechanism includes a second motor fixed in the first rectangular sliding plate, one end of the second motor is provided with a second motor shaft, and one end of the second motor shaft away from the second motor is rotatably connected to the first A rectangular sliding plate, the outer side of the second motor shaft is fixedly connected to a rotating turbine, one end of the rotating turbine is meshed and connected to a rotating worm, one end of the rotating worm is rotationally connected to the first rectangular sliding plate and the other end is fixedly connected to a rotating screw, the rotating One end of the lead screw away from the rotating worm is rotatably connected to the first rectangular sliding plate. The rotating lead screw is located in the first chute. The first chute is located at the upper end of the first rectangular sliding plate. The outer side of the rotating lead screw is The ball screw pair is connected to the first sliding rectangular block, which slides in the first slide groove. One end of the first sliding rectangular block away from the first rectangular sliding plate is fixedly connected to the fixing mechanism.

Preferably, the fixing mechanism includes a rectangular fixing plate, one end of the rectangular fixing plate is fixedly connected to the first sliding rectangular block, the rectangular fixing plate is located in a third fixing groove, and the third fixing groove is symmetrically located in On the superstructure table, each of the rectangular fixing plates is provided with symmetrically distributed bolt locking holes. The bolt locking holes are provided with hexagon socket bolts, and the rectangular fixing plate is connected to the upper floor through two hexagon socket bolts. Architectural countertop fixed connections.

Preferably, the lifting mechanism includes a third motor. A third motor is provided at both ends of the construction platform and is fixedly connected. A third motor shaft is provided at one end of the third motor. The third motor shaft The middle part slides in the second rectangular limit groove, the second rectangular limit groove is provided in the construction platform, the end of the third motor shaft away from the third motor is fixedly connected to the rotating gear, and the rotating gear is meshed and connected Notch-shaped grooves, the notch-shaped grooves are provided on the lifting fixed plate, and both ends of each of the notch-shaped grooves are provided with symmetrically distributed first rectangular limiting grooves, and each of the first rectangular limiting grooves Limit blocks are fixed in the grooves, and one end of the fixed limit blocks away from the lifting fixed plate is fixedly connected to the construction platform.

Preferably, the protection mechanism includes pillars. The upper end of the construction platform is provided with several evenly distributed pillars. There is no protective net provided at one end close to the prefabricated staircase. The pillars on the construction platform are located away from the prefabricated stairs. A first protective net is provided inside one end and is fixedly connected, and a symmetrically distributed second protective net is provided at both ends of the pillar on the construction platform at a position of 90° to the first protective net and is fixedly connected, so The upper ends of the pillars, the first protective net and the second protective net are all fixedly connected to the U-shaped handrail.

Preferably, the notch-shaped groove is provided with teeth at the meshing point with the rotating gear.

Preferably, a rubber block is provided at the lower end of the second sliding rectangular block and is fixedly connected, and the limiting spike is inserted into the rubber block of the second sliding rectangular block.

Preferably, the starting and stopping of the second motor, the third motor, the fourth motor and the hydraulic cylinder are controlled by a remote control.

Compared with the existing technology, the beneficial effects of the present invention are: The advantages of the intelligent and safe construction platform for building prefabricated stairs of the present invention over other inventions are: the device is provided with an adjustment mechanism, a moving mechanism, a limiting mechanism, The fixing mechanism can meet the construction and installation of prefabricated stairs of different specifications, preventing frequent replacement of devices that increase costs and increase practicality. It is also fixed by bolts to facilitate workers' disassembly and increase the efficiency of installation and disassembly. The device also Equipped with a lifting mechanism, workers can turn on the third motor through the remote control to raise and lower the construction platform. Workers can place construction equipment on the construction platform and construct the prefabricated stairs through the construction platform, which greatly reduces worker labor and increases construction efficiency. ; The device is also equipped with a protective mechanism. Workers can hold the U-shaped handrails to construct the prefabricated stairs. The life safety of workers is protected, thereby reducing casualties.

Description of the drawings

Figure 1 is a working schematic diagram of an intelligent safe construction platform for building prefabricated stairs according to the present invention;

Figure 2 is a top view of an intelligent safe construction platform for building prefabricated stairs according to the present invention during operation;

Figure 3 is a cross-sectional view along line A-A of Figure 2;

Figure 4 is a cross-sectional view taken along line B-B in Figure 3;

Figure 5 is a cross-sectional view at C-C in Figure 3;

Figure 6 is a partial enlarged view of D in Figure 1;

Figure 7 is a partial enlarged view of E in Figure 3;

Figure 8 is a partial enlarged view of F in Figure 3;

Figure 9 is a partial enlarged view of G in Figure 3;

Figure 10 is a partial enlarged view of H in Figure 3;

Figure 11 is a partial enlarged view of position I in Figure 3;

Figure 12 is a partial enlarged view of J in Figure 4.

In the picture: 1. Upper building countertop; 2. Lower building countertop; 3. First rectangular sliding plate; 4. First chute; 5. Lifting fixed plate; 6. Prefabricated stairs; 7. Second chute; 8. Support fixed plate; 9. Construction platform; 10. First fixed groove; 11. Second fixed groove; 12. Pillar; 13. First protective net; 14. U-shaped handrail; 15. Notch-shaped groove; 16. No. A rectangular limiting slot; 17. The third fixing slot; 18. The rectangular fixing plate; 19. The hexagon socket bolt; 20. The first sliding rectangular block; 21. The two-way rotating cam; 22. The rotating cam slot; 23. The first motor Shaft; 24. Second sliding rectangular block; 25. Sliding ball; 26. Fixed connecting rod; 27. Second rectangular sliding plate; 28. Rotating screw; 29. Rotating worm; 30. Rotating turbine; 31. Second motor ; 32. Second motor shaft; 33. Third motor; 34. Third motor shaft; 35. Rotating gear; 36. Fixed optical axis; 37. Sliding connecting rod; 38. Hydraulic cylinder push rod; 39. Hydraulic cylinder; 40. Fourth motor; 42. Fixed limit block; 43. Second rectangular limit groove; 44. Third chute; 45. Limit spike; 46. Circular rotating groove; 47. Rectangular groove; 48. Bolt locking hole; 49. Second protective net.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Please refer to Figures 1-12. The present invention provides a technical solution: an intelligent and safe construction platform for building prefabricated stairs. The safe construction platform is temporarily set up between the upper building table 1 and the lower building table 2, and on the 6 side of the prefabricated staircase. On the side, the upper building platform 1 is provided with a first fixing groove 10, and the lower building platform 2 is provided with a second fixing groove 11 opposite to the first fixing groove 10. Both ends of the prefabricated staircase 6 are connected to the first fixing groove 10 through the first fixing groove 10. The second fixing groove 11 is fixed to the upper building table 1 and the lower building table 2. The safe construction platform includes a supporting fixed plate 8, a lifting mechanism, an adjusting mechanism, a fixing mechanism, a moving mechanism, a construction platform 9 and a protective mechanism. During construction, the supporting fixed The plate 8 is located below the lower building table 2. The upper end of the supporting fixed plate 8 is provided with symmetrically distributed first rectangular sliding plates 3, and the first rectangular sliding plate 3 adjusts its position on the supporting fixed plate 8 through a moving mechanism. The moving mechanism is located on the supporting plate. In the fixed plate 8, an adjusting mechanism is provided on the outside of each first rectangular sliding plate 3. One end of the adjusting mechanism is fixedly connected to the fixing mechanism. The two first rectangular sliding plates 3 are fixedly connected to the superstructure table 1 through the fixing mechanism. The first rectangular sliding plate 3 is fixedly connected to the superstructure table 1 through the fixing mechanism. The side of 3 away from the fixed mechanism is fixedly connected to the lifting fixed plate 5. A lifting mechanism is provided on one side of the lifting fixed plate 5. A construction platform 9 is provided between the lifting mechanisms on both sides. The upper end of the construction platform 9 is provided with a protective mechanism.

The moving mechanism includes a fourth motor 40. The fourth motor 40 is fixed in the support fixed plate 8. The lower end of the fourth motor 40 is provided with a first motor shaft 23. One end of the first motor shaft 23 away from the fourth motor 40 is rotationally connected to the support. The fixed plate 8, the outer side of the first motor shaft 23 is fixedly connected with the bidirectional rotating cam 21, the bidirectional rotating cam 21 rotates in the circular rotating groove 46, the circular rotating groove 46 is provided in the supporting fixed plate 8, the outer side of the bidirectional rotating cam 21 There is a rotating cam groove 22 inside. There are symmetrically distributed sliding balls 25 sliding in the rotating cam groove 22. One end of the sliding ball 25 away from the two-way rotating cam 21 is fixedly connected to a fixed connecting rod 26. The fixed connecting rod 26 slides in the rotating cam groove. 22, one end of the fixed link 26 away from the sliding ball 25 is fixedly connected to the second sliding rectangular block 24. The second sliding rectangular block 24 slides in the second chute 7. The second chute 7 is symmetrically located on the supporting fixed plate. Inside the upper end of 8, a fixed optical axis 36 is inserted through the inside of the second sliding rectangular block 24. Both ends of the fixed optical axis 36 are fixedly connected to the second slide groove 7 in the supporting fixed plate 8. The second sliding rectangular block 24 has The upper end is fixedly connected to the first rectangular sliding plate 3, and the lower ends of the two second sliding rectangular blocks 24 are provided with limiting mechanisms. The limiting mechanisms lock the second sliding rectangular blocks 24 from one end, and the fourth motor 40 is turned on through the remote control to drive the first motor. The shaft 23 rotates, and the rotation of the first motor shaft 23 drives the bidirectional rotating cam 21 to rotate. The rotation of the bidirectional rotating cam 21 drives the rotating cam groove 22 to rotate. The rotation of the rotating cam groove 22 drives the sliding ball 25 to move outward, and the sliding ball 25 moves outward. The fixed link 26 is driven to move outward. The fixed link 26 moves outward to drive the second sliding rectangular block 24 to move toward one end along the direction of the fixed optical axis 36. The second sliding rectangular block 24 moves toward one end along the direction of the fixed optical axis 36. The movement of one end drives the first rectangular sliding plate 3 to move to one end so that the device can be installed at an installation distance suitable for the width of the prefabricated staircase 6 of the building, thereby realizing the function of the moving mechanism.

The limiting mechanism includes a hydraulic cylinder 39. The hydraulic cylinder 39 is located in the supporting fixed plate 8. The upper end of the hydraulic cylinder 39 is provided with a hydraulic cylinder push rod 38. The hydraulic cylinder push rod 38 slides in the supporting fixed plate 8. The hydraulic cylinder push rod 38 The upper end of the sliding link 37 is fixedly connected to the sliding link 37. The sliding link 37 slides in the third chute 44. The third chute 44 is provided in the supporting fixed plate 8. Both ends of the sliding link 37 are fixedly connected to the second rectangular sliding plate 27. The second rectangular sliding plate 27 slides in the second chute 7. The upper end of the second rectangular sliding plate 27 is provided with a number of evenly distributed limiting spikes 45. Several of the limiting spikes 45 are inserted into the second sliding rectangular block 24. Within, the worker can use the remote control to open the hydraulic cylinder 39 to drive the hydraulic cylinder push rod 38 to move to one end. The hydraulic cylinder push rod 38 moves to one end to drive the sliding connecting rod 37 to move upward. The sliding connecting rod 37 moves upward to drive the second rectangular sliding plate at both ends. 27 moves upward to drive several evenly distributed limiting spikes 45 on the second rectangular sliding plate 27 to move upward, and several evenly distributed limiting spikes 45 on the second rectangular sliding plate 27 move upward to clamp the second slide. The rubber block under the rectangular block 24 realizes the function of locking the second sliding rectangular block 24, thereby realizing the function of locking the two first rectangular sliding plates 3, and completing the function of the limiting mechanism.

The adjustment mechanism includes a second motor 31 fixed in the first rectangular sliding plate 3. One end of the second motor 31 is provided with a second motor shaft 32. The end of the second motor shaft 32 away from the second motor 31 is rotatably connected to the first rectangular sliding plate 3. , the outer side of the second motor shaft 32 is fixedly connected to the rotating turbine 30, one end of the rotating turbine 30 is meshedly connected to the rotating worm 29, one end of the rotating worm 29 is rotationally connected to the first rectangular sliding plate 3, and the other end is fixedly connected to the rotating screw 28, and the rotating screw 28 One end away from the rotating worm 29 is rotatably connected to the first rectangular sliding plate 3. The rotating screw 28 is located in the first chute 4. The first chute 4 is located at the upper end of the first rectangular sliding plate 3. The outer ball of the rotating screw 28 The screw pair is connected to the first sliding rectangular block 20. The first sliding rectangular block 20 slides in the first chute 4. One end of the first sliding rectangular block 20 away from the first rectangular sliding plate 3 is fixedly connected to the fixing mechanism. Workers can assemble it according to the assembly. The height of the staircase 6 is turned on and the second motor 31 is turned on to drive the second motor shaft 32 to rotate. The rotation of the second motor shaft 32 drives the rotating turbine 30 to rotate. The rotating turbine 30 rotates to drive the rotating worm 29 to rotate. The rotating worm 29 rotates to drive the rotating screw. 28 rotates, the rotating screw 28 rotates to drive the first sliding rectangular block 20 to move to one end along the direction of the first chute 4, and the first sliding rectangular block 20 moves to one end along the direction of the first chute 4 to drive the rectangular fixed plate 18 moves to one end to adjust the construction height of the device, completing the function of the adjustment mechanism.

The fixing mechanism includes a rectangular fixing plate 18. One end of the rectangular fixing plate 18 is fixedly connected to the first sliding rectangular block 20. The rectangular fixing plate 18 is located in a third fixing groove 17. The third fixing groove 17 is symmetrically provided on the superstructure table 1. , each rectangular fixing plate 18 is provided with symmetrically distributed bolt locking holes 48. The bolt locking holes 48 are provided with hexagonal socket bolts 19 and the rectangular fixing plate 18 is fixed to the superstructure table 1 through two hexagon socket bolts 19. At this time, workers can open a symmetrically distributed third fixing slot 17 on the superstructure table 1 near the prefabricated staircase 6, and hang the device on the superstructure table 1 through a crane, and then use the rectangular fixing plate 18 is aligned with the third fixing groove 17 and inserted into the third fixing groove 17. At this time, the worker can fix the rectangular fixing plate 18 with the superstructure table 1 through the hexagon socket bolts 19 to complete the function of the fixing mechanism.

The lifting mechanism includes a third motor 33. The third motor 33 is provided at both ends of the construction platform 9 and is fixedly connected. One end of the third motor 33 is provided with a third motor shaft 34, and the middle part of the third motor shaft 34 slides on the third motor 33. In two rectangular limiting grooves 43, the second rectangular limiting groove 43 is provided in the construction platform 9. One end of the third motor shaft 34 away from the third motor 33 is fixedly connected to the rotating gear 35, and the rotating gear 35 is meshed and connected to the notch-shaped slot. 15. The notch-shaped groove 15 is provided on the lifting fixed plate 5. Both ends of each notch-shaped groove 15 are provided with symmetrically distributed first rectangular limiting grooves 16, and each first rectangular limiting groove 16 is fixed inside. The limit block 42 is fixed, and one end of the fixed limit block 42 away from the lifting fixed plate 5 is fixedly connected to the construction platform 9. Workers can drive the third motor shaft 34 to rotate by turning on the two third motors 33, and the rotation of the third motor shaft 34 drives the rotation. The gear 35 rotates, and the rotation of the two rotating gears 35 can drive the construction platform 9 to move upward to realize the construction of the prefabricated staircase 6 step by step, completing the function of the lifting mechanism.

The protection mechanism includes pillars 12. The upper end of the construction platform 9 is provided with several evenly distributed pillars 12. There is no protective net at the end close to the prefabricated staircase 6. The end of the pillars 12 on the construction platform 9 away from the prefabricated staircase 6 is equipped with an internal protective net. There is a first protective net 13 and is fixedly connected. The two ends of the pillar 12 on the construction platform 9 at a position of 90° to the first protective net 13 are provided with symmetrically distributed second protective nets 49 and are fixedly connected. The pillar 12 The upper ends of the first protective net 13 and the second protective net 49 are both fixedly connected to the U-shaped handrail 14. During construction, the U-shaped handrail 14 can be held by hand to complete the function of the protective mechanism.

The notch-shaped groove 15 is provided with teeth at the meshing point with the rotating gear 35, which helps to complete the function of the lifting mechanism.

The lower end of the second sliding rectangular block 24 is provided with a rubber block and is fixedly connected. The limiting spikes 45 are inserted into the rubber block of the second sliding rectangular block 24 to help complete the function of the limiting mechanism.

The start and stop of the second motor 31, the third motor 33, the fourth motor 40 and the hydraulic cylinder 39 are all controlled by the remote control, which increases the degree of automation, reduces worker labor, and increases construction and installation efficiency.

The working principle of the present invention is:

When workers are constructing the prefabricated stairs 6 on each floor, they can use a crane to hoist the prefabricated stairs 6 from bottom to top on the first fixed groove 10 of the upper building table 1 and the lower building table 2 corresponding to each floor. on the second fixing groove 11, and fix the prefabricated staircase 6 between the upper building table 1 and the lower building table 2. At this time, the worker can open two second fixing grooves 11 on the side of the prefabricated staircase 6 at the upper building table 1. For the three fixed slots 17, workers can first turn on the fourth motor 40 through the remote control to drive the first motor shaft 23 to rotate. The rotation of the first motor shaft 23 drives the bidirectional rotating cam 21 to rotate. The rotation of the bidirectional rotating cam 21 drives the rotating cam groove 22 to rotate. The rotation of the cam groove 22 drives the sliding ball 25 to move outward. The sliding ball 25 moves outward to drive the fixed link 26 to move outward. The fixed link 26 moves outward to drive the second sliding rectangular block 24 along the fixed optical axis 36 . direction moves to one end, the second sliding rectangular block 24 moves to one end along the direction of the fixed optical axis 36, driving the first rectangular sliding plate 3 to move to one end, so as to meet the installation distance suitable for the width of the prefabricated staircase 6 of the building, and achieve At this time, the worker can use the remote control to open the hydraulic cylinder 39 to drive the hydraulic cylinder push rod 38 to move to one end. The hydraulic cylinder push rod 38 moves to one end to drive the sliding connecting rod 37 to move upward. The sliding connecting rod 37 moves upward to drive both sides. The second rectangular sliding plate 27 at the end moves upward, thereby driving a number of evenly distributed limiting spikes 45 on the second rectangular sliding plate 27 to move upward, and a number of evenly distributed limiting spikes 45 on the second rectangular sliding plate 27 move upward. Clamp the rubber block under the second sliding rectangular block 24 to realize the function of locking the second sliding rectangular block 24 and thereby realize the function of locking the two first rectangular slide plates 3 and complete the function of the limiting mechanism. At this time, the worker can assemble according to the The height of the staircase 6 is turned on and the second motor 31 is turned on to drive the second motor shaft 32 to rotate. The rotation of the second motor shaft 32 drives the rotating turbine 30 to rotate. The rotating turbine 30 rotates to drive the rotating worm 29 to rotate. The rotating worm 29 rotates to drive the rotating screw. 28 rotates, the rotating screw 28 rotates to drive the first sliding rectangular block 20 to move to one end along the direction of the first chute 4, and the first sliding rectangular block 20 moves to one end along the direction of the first chute 4 to drive the rectangular fixed plate 18 moves to one end to adjust the construction height of the device, completing the function of the adjustment mechanism. At this time, the worker can open a symmetrically distributed third fixing slot 17 on the superstructure table 1 near the prefabricated staircase 6, and handle it through the crane. The device is hung on the superstructure table 1, and then the rectangular fixing plate 18 is aligned with the third fixing groove 17 and inserted into the third fixing groove 17. At this time, the worker can use the hexagon socket bolts 19 to secure the rectangular fixing plate 18 to the upper floor. The building table 1 is fixedly connected to complete the function of the fixed mechanism. After the installation of the device is completed, the workers can stand on the construction platform 9 to construct the prefabricated staircase 6. During the construction, they can hold the U-shaped handrail 14 to complete the construction. Protection mechanism function, at this time, workers can drive the third motor shaft 34 to rotate by turning on the two third motors 33. The rotation of the third motor shaft 34 drives the rotating gear 35 to rotate. The rotation of the two rotating gears 35 can drive the construction platform 9 to move upward. Thereby, the construction of the prefabricated staircase 6 is realized step by step, the function of the lifting mechanism is completed, and the function of an intelligent and safe construction platform for building the prefabricated staircase is completed.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principles and spirit of the invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (5)

1. An intelligent and safe construction platform for building prefabricated stairs. The safe construction platform is temporarily set up between the upper building table (1) and the lower building table (2) and on the side of the prefabricated staircase (6). The upper building table (1) is provided with a first fixing groove (10), the lower building table (2) is provided with a second fixing groove (11) opposite to the first fixing groove (10), and the prefabricated staircase (6 ) are fixed to the upper building table (1) and the lower building table (2) through the first fixing groove (10) and the second fixing groove (11), which are characterized in that: the safety construction platform includes a supporting fixed plate (8) , lifting mechanism, adjustment mechanism, fixed mechanism, moving mechanism, construction platform (9) and protective mechanism. During construction, the supporting fixed plate (8) is located below the lower building table (2), and the supporting fixed plate (8) ) is provided with a symmetrically distributed first rectangular sliding plate (3) at its upper end, and the first rectangular sliding plate (3) adjusts its position on the supporting fixed plate (8) through a moving mechanism, and the moving mechanism is arranged on the supporting fixed plate (8) Inside, an adjustment mechanism is provided on the outside of each first rectangular slide plate (3). One end of the adjustment mechanism is fixedly connected to a fixing mechanism. The two first rectangular slide plates (3) are connected to the superstructure table (3) through the fixing mechanism. 1) Fixed connection. The side of the first rectangular sliding plate (3) away from the fixing mechanism is fixedly connected to the lifting fixed plate (5). One side of the lifting fixed plate (5) is provided with a lifting mechanism, and the lifting mechanism is provided on both sides. A construction platform (9) is provided between the lifting mechanisms, and a protective mechanism is provided at the upper end of the construction platform (9); The moving mechanism includes a fourth motor (40). The fourth motor (40) is fixed in the supporting fixed plate (8). The lower end of the fourth motor (40) is provided with a first motor shaft (23). One end of the first motor shaft (23) away from the fourth motor (40) is rotationally connected to the support fixed plate (8), and the outer side of the first motor shaft (23) is fixedly connected to the bidirectional rotating cam (21). The bidirectional rotary cam (21) rotates in a circular rotary groove (46), which is provided in the supporting fixed plate (8). The bidirectional rotary cam (21) is provided with a rotating Cam groove (22). There are symmetrically distributed sliding balls (25) sliding in the rotating cam groove (22). One end of the sliding ball (25) away from the bidirectional rotating cam (21) is fixedly connected to a fixed connecting rod ( 26), the fixed link (26) slides in the rotating cam groove (22), and one end of the fixed link (26) away from the sliding ball (25) is fixedly connected to the second sliding rectangular block (24), The second sliding rectangular block (24) slides in the second chute (7), which is symmetrically located inside the upper end of the supporting fixed plate (8). A fixed optical axis (36) is inserted inside the (24), and both ends of the fixed optical axis (36) are fixedly connected to the second slide groove (7) in the supporting fixed plate (8). The upper end of the rectangular block (24) is fixedly connected to the first rectangular sliding plate (3), and the lower ends of the two second sliding rectangular blocks (24) are provided with limiting mechanisms. The limiting mechanisms lock the second sliding rectangular blocks from one end. (twenty four); The adjustment mechanism includes a second motor (31) fixed in the first rectangular sliding plate (3). One end of the second motor (31) is provided with a second motor shaft (32). The second motor shaft (32) ) is rotatably connected to the first rectangular sliding plate (3) away from the second motor (31), the outer side of the second motor shaft (32) is fixedly connected to the rotating turbine (30), and one end of the rotating turbine (30) is meshed Connected to the rotating worm (29), one end of the rotating worm (29) is rotatably connected to the first rectangular sliding plate (3) and the other end is fixedly connected to the rotating screw (28). The rotating screw (28) is far away from the rotating worm (29). ) is rotatably connected to the first rectangular sliding plate (3), the rotating screw (28) is arranged in the first chute (4), and the first chute (4) is arranged in the first rectangular sliding plate (3) At the upper end of the rotating screw (28), the outer ball screw pair is connected to the first sliding rectangular block (20), and the first sliding rectangular block (20) slides in the first chute (4). One end of the first sliding rectangular block (20) away from the first rectangular sliding plate (3) is fixedly connected to the fixing mechanism; The fixing mechanism includes a rectangular fixing plate (18). One end of the rectangular fixing plate (18) is fixedly connected to the first sliding rectangular block (20). The rectangular fixing plate (18) is located in the third fixing groove (17) Inside, the third fixing groove (17) is symmetrically provided on the superstructure table (1), and each of the rectangular fixing plates (18) is provided with symmetrically distributed bolt locking holes (48). The bolt locking holes (48) are provided with hexagon socket bolts (19), and the rectangular fixing plate (18) is fixedly connected to the superstructure table (1) through two hexagon socket bolts (19); The lifting mechanism includes a third motor (33). The third motor (33) is provided at both ends of the construction platform (9) and is fixedly connected. One end of the third motor (33) is provided with a third motor (33). Motor shaft (34), the middle part of the third motor shaft (34) slides in the second rectangular limiting groove (43), and the second rectangular limiting groove (43) is located in the construction platform (9), One end of the third motor shaft (34) away from the third motor (33) is fixedly connected to the rotating gear (35), and the rotating gear (35) is meshed and connected to the notch-shaped groove (15), and the notch-shaped groove (15) is provided on the lifting fixed plate (5). Both ends of each notch-shaped groove (15) are provided with symmetrically distributed first rectangular limiting grooves (16). Each of the first rectangular limiting grooves (16) Limit blocks (42) are fixed in the slots (16), and one end of the fixed limit blocks (42) away from the lifting fixed plate (5) is fixedly connected to the construction platform (9); The protection mechanism includes pillars (12). The upper end of the construction platform (9) is provided with several evenly distributed pillars (12). There is no protective net at one end close to the prefabricated staircase (6). The end of the pillar (12) on the platform (9) away from the prefabricated staircase (6) is provided with a first protective net (13) and is fixedly connected. The pillar (12) on the construction platform (9) is connected to the first protective net (13). A symmetrically distributed second protective net (49) is provided at both ends of a protective net (13) at a position of 90° and is fixedly connected. The pillar (12), the first protective net (13) and the second protective net (49) are The upper ends of the nets (49) are fixedly connected to the U-shaped handrails (14). 2. An intelligent and safe construction platform for building prefabricated stairs according to claim 1, characterized in that: the limiting mechanism includes a hydraulic cylinder (39), and the hydraulic cylinder (39) is located on the supporting fixed plate ( 8), the upper end of the hydraulic cylinder (39) is provided with a hydraulic cylinder push rod (38), and the hydraulic cylinder push rod (38) slides in the supporting fixed plate (8). The hydraulic cylinder push rod (38) ) is fixedly connected to the sliding link (37), and the sliding link (37) slides in the third chute (44), and the third chute (44) is located in the supporting fixed plate (8), The two ends of the sliding link (37) are fixedly connected to the second rectangular sliding plate (27), and the second rectangular sliding plate (27) slides in the second chute (7). The second rectangular sliding plate (27) The upper end is provided with several evenly distributed limiting spikes (45), and several of the limiting spikes (45) are inserted into the second sliding rectangular block (24). 3. An intelligent and safe construction platform for building prefabricated stairs according to claim 2, characterized in that: the notch-shaped groove (15) is provided with teeth at the meshing point with the rotating gear (35). 4. An intelligent and safe construction platform for building prefabricated stairs according to claim 2, characterized in that: the lower end of the second sliding rectangular block (24) is provided with a rubber block and is fixedly connected, and the limiting tip The thorn (45) is inserted into the rubber block of the second sliding rectangular block (24). 5. An intelligent and safe construction platform for building prefabricated stairs according to claim 2, characterized in that: the second motor (31), the third motor (33), the fourth motor (40) and the hydraulic cylinder The start and stop of (39) are all controlled by the remote control.