Lifting device for conveying building materials

Abstract

The lifting device for conveying the building materials comprises a bearing bottom plate and a lifting assembly, the lifting assembly comprises a hydraulic cylinder barrel and a lifting motor, a supporting stand column is fixedly installed at the top of the telescopic end of the hydraulic cylinder barrel, a lifting cross arm is fixedly installed at the top end of the supporting stand column, and a lifting rod is fixedly installed at the top end of the lifting cross arm. A first clamping plate and a second clamping plate are fixedly mounted at the two ends of the top of the hoisting cross arm correspondingly, and a plurality of guide through grooves are formed in the top end of the second clamping plate; a mounting clamping cylinder is fixedly mounted at the bottom end of the supporting stand column, and a bearing connecting plate is fixedly connected to the back face of the mounting clamping cylinder. According to the utility model, the two short-range steel cables and the two long-range steel cables are matched to lift the material lifting carrying frame, and the included angle between the steel cables is matched with the weight of building materials, so that the materials are kept fully stable in the lifting process, the influence of airflow on the material lifting process is reduced, and the safety of material lifting is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of lifting devices, in particular to a lifting device for conveying building materials. Background Art

[0002] During construction, it is often necessary to lift building materials to facilitate construction workers. A winch is a small lifting device that uses a drum to wind a wire rope or chain to lift or pull heavy objects. It is also called a winch. A winch can lift vertically, horizontally or tilt heavy objects.

[0003] After searching, the Chinese patent application No. 202322298943.4 discloses a construction material lifting device, including a lifting rope, a lifting roller, a lifting arm, a supporting vertical sleeve, a positioning support rod, a worm gear, a turbine disc, and a fixed connecting rod. The two sides of the lifting arm are connected to the rear supporting vertical plate, the inner side of the rear supporting vertical plate is connected to the winding roller, the outer side of the rear supporting vertical plate is connected to the upper motor, the upper motor is connected to the winding roller, the winding roller is connected to the lifting rope, the lifting rope is connected to the lifting roller and the lifting arm in sequence, the lifting rope is connected to the hook, the lifting roller is connected to the front supporting vertical plate, the lower part of the front supporting vertical plate is connected to the lifting arm, the lower part of the lifting arm is provided with a positioning support sleeve, the positioning support sleeve is connected to one side of the reinforcement support plate, and the other side of the reinforcement support plate is connected to the lifting arm, the outer side of the positioning support sleeve is connected to the supporting vertical sleeve, the lower part of the supporting vertical sleeve is provided with a fixed bottom plate, the fixed bottom plate has a placement groove, the placement groove is adapted to the turbine disc, and the turbine disc is connected to the placement groove.

[0004] The above patent has the following deficiencies: the device increases the connection fulcrum between the supporting sleeve and the positioning supporting sleeve through the limiting support plate, and limits the position of the supporting sleeve to prevent it from being affected by the rotation force of the positioning support rod and rotating, so that it can maintain the longitudinal straight rise and fall, and prevent it from being separated from the supporting sleeve during the displacement adjustment process, thereby improving the structural stability and reasonable structure; however, in actual use, the lifting follows the lifting roller to reel in, driving the objects to rise, but in actual use, the lifting rope is easily affected by the airflow, causing the lifting rope to shake, and then causing the entire lifting device to shake, affecting the safety of the lifted objects. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a lifting device for conveying building materials.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A lifting device for conveying building materials, comprising: a bearing bottom plate and a lifting assembly, the lifting assembly comprising a hydraulic cylinder and a lifting motor, a supporting column is fixedly installed on the top of the telescopic end of the hydraulic cylinder, a lifting cross arm is fixedly installed on the top of the supporting column, a No. 1 clamping plate and a No. 2 clamping plate are fixedly installed on both ends of the top of the lifting cross arm, and a plurality of guide grooves are provided on the top of the No. 2 clamping plate; a mounting clamp is fixedly installed on the bottom end of the supporting column, a bearing connecting plate is fixedly connected to the back of the mounting clamp, and the lifting motor is fixedly installed on the upper surface of the bearing connecting plate The upper surface of the bearing connecting plate is fixedly connected with a plurality of connecting vertical rods, and the top ends of the plurality of connecting vertical rods are fixedly installed with a bearing top plate, and a No. 1 rotating shaft and a No. 2 rotating shaft are rotatably installed on the top of the bearing top plate, and a No. 1 reel is fixedly installed at both ends of the No. 1 rotating shaft, and a short-range steel cable is fixedly connected to the outer wall of the No. 1 reel, and a No. 2 reel is fixedly installed at both ends of the No. 2 rotating shaft, and a long-range steel cable is fixedly connected to the outer wall of the No. 2 reel, and one end of the plurality of short-range steel cables and long-range steel cables passes through the guide slot and extends downward, and the extended ends are fixedly connected with a material lifting rack.

[0008] As a further solution of the utility model: the lifting motor is connected to the first and second rotating shafts through a reducer and a sprocket chain, and brake discs are fixedly installed in the middle of the first and second rotating shafts.

[0009] As a further solution of the utility model: a third guide roller group and a fourth guide roller group are rotatably installed inside the plurality of guide through grooves, and both ends of the first rotating shaft and the second rotating shaft are rotatably connected with a rotating frame arm group.

[0010] As a further solution of the utility model: a No. 1 guide arm and a No. 2 guide arm are respectively fixedly connected on both sides of the upper surface of the No. 1 pallet, a No. 1 guide roller group is rotatably installed on the top end of the No. 1 guide arm, and a No. 2 guide roller group is rotatably installed on the top end of the No. 2 guide arm.

[0011] As a further solution of the utility model: a mounting seat tube is fixedly mounted on the bottom end of the hydraulic cylinder tube, and a rotating bearing seat is rotatably mounted on the bottom end of the mounting seat tube.

[0012] As a further solution of the utility model: a plurality of fixed clamp arms are equidistantly fixedly connected to the outer wall of the mounting seat tube, and a connecting clamp arm is fixedly installed at one end of the fixed clamp arm.

[0013] As a further solution of the utility model: one end of the plurality of connecting arms is fixedly connected to a connecting swivel, and the bottom end of the connecting swivel is rotatably connected to a limited position swivel.

[0014] Compared with the prior art, the utility model provides a lifting device for conveying building materials, which has the following beneficial effects:

[0015] The lifting device for conveying construction materials uses two short-range steel cables and two long-range steel cables to lift the material hoisting frame, utilizes the angle between the steel cables and the weight of the construction materials themselves to keep the materials sufficiently stable during the lifting process, reduces the impact of airflow on the material lifting process, and ensures the safety of material lifting.

[0016] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. The utility model has a simple structure and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the overall assembly of the utility model;

[0018] Figure 2 It is a partial cross-sectional structural schematic diagram of the overall assembly of the utility model;

[0019] Figure 3 For this utility model Figure 2 Schematic diagram of the local enlarged structure at point A in the middle.

[0020] In the figure: 1. Load-bearing bottom plate; 2. Limiting swivel; 3. Connecting swivel; 4. Driven gear ring; 5. Connecting clamp arm; 6. Fixing clamp arm; 7. Installing seat tube; 8. Driving motor; 9. Driving gear; 10. Hydraulic cylinder; 11. Support column; 12. Lifting cross arm; 13. No. 1 clamp plate; 14. No. 2 clamp plate; 15. Installing clamp cylinder; 16. Load-bearing connecting plate; 17. Lifting motor; 18. Connecting vertical pole; 19. Load-bearing top plate; 20. No. 1 rotating shaft; 21. No. 2 rotating shaft; 22. No. 1 reel; 23. No. 2 reel; 24. brake disc; 25. brake; 26. short-distance steel cable; 27. long-distance steel cable; 28. material lifting rack; 29. ​​No. 1 guide arm; 30. No. 1 guide roller group; 31. No. 2 guide arm; 32. No. 2 guide roller group; 33. guide slot; 34. No. 3 guide roller group; 35. No. 4 guide roller group; 36. rotating bearing seat; 37. inclined support arm; 38. rotating frame arm group. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] A lifting device for conveying building materials, such as Figures 1 to 3As shown, it includes: a bearing base plate 1 and a lifting assembly, the bearing base plate 1 is fixedly installed inside the carriage or on the edge of a designated floor; the lifting assembly is arranged on the upper surface of the bearing base plate 1 to lift the building materials and transfer them to the designated position.

[0023] A limiting swivel 2 is fixedly installed on one side of the upper surface of the bearing base plate 1, and a rotating groove is provided at the top of the limiting swivel 2. A mounting swivel is rotatably installed inside the rotating ring groove. A connecting swivel 3 is integrally formed at the top of the mounting swivel, and a driven gear ring 4 is fixedly installed on the outer wall of the connecting swivel 3. A driving gear ring 9 is meshingly connected to one side of the driven gear ring 4.

[0024] A motor mounting seat is fixedly installed on the other side of the upper surface of the supporting base plate 1, and a driving motor 8 is fixedly installed inside the motor mounting seat. A driving gear 9 is fixedly installed on the end of the output shaft of the driving motor 8; the driving gear 9 shown in the figure in this application is a spur gear, which can be replaced as needed in actual use. The meshing of the driving gear 9 and the driven gear ring 4 drives the connecting ring 3 to rotate.

[0025] The inner wall of the connecting swivel 3 is welded with multiple connecting arms 5 at equal intervals, and one end of the connecting arm 5 away from the connecting swivel 3 is fixed with a fixed arm 6 by bolts, and one end of the fixed arm 6 is welded with a mounting seat tube 7, and the bottom end of the mounting seat tube 7 is rotatably mounted with a rotating bearing seat 36, and the rotating bearing seat 36 is fixedly mounted with the upper surface of the bearing base plate 1.

[0026] The lifting assembly includes a hydraulic cylinder 10 and a lifting motor 17. The hydraulic cylinder 10 is fixedly installed inside the mounting base 7, and a support column 11 is fixedly installed on the top of the telescopic end of the hydraulic cylinder 10. A lifting cross arm 12 is fixedly installed on the top of the support column 11 through a pin rod.

[0027] A No. 1 clamping plate 13 and a No. 2 clamping plate 14 are fixedly installed at both ends of the top of the lifting cross arm 12, respectively. The No. 1 clamping plate 13 is arranged above the supporting column 11, and two No. 1 guide arms 29 and two No. 2 guide arms 31 are fixedly installed on the upper surface of the No. 1 clamping plate 13, and the No. 2 guide arm 31 is close to the No. 2 clamping plate 14.

[0028] The height of the No. 1 guide arm 29 is half of that of the No. 2 guide arm 31, and a rotating mounting groove is provided at the top of the No. 1 guide arm 29 and the No. 2 guide arm 31. A No. 1 guide roller group 30 is rotatably installed inside the rotating mounting groove of the No. 1 guide arm 29, and a No. 2 guide roller group 32 is rotatably installed inside the rotating mounting groove of the No. 2 guide arm 31, and an adapting through groove is provided in the middle of the No. 2 guide arm 31.

[0029] Four guide slots 33 are provided at the top of the second clamping plate 14 , and the four guide slots 33 are arranged on both sides of the second clamping plate 14 . Two third guide roller groups 34 and two fourth guide roller groups 35 are respectively installed inside the four guide slots 33 , and the two third guide roller groups 34 are close to the first clamping plate 13 .

[0030] The bottom end of the support column 11 is fixedly mounted with a mounting cartridge 15 through a threaded connection, and the front side of the mounting cartridge 15 is fixedly mounted with an oblique support arm 37 , the top end of the oblique support arm 37 is welded to the hoisting cross arm 12 .

[0031] A load-bearing connecting plate 16 is integrally formed on the back of the mounting cartridge 15, and a lifting motor 17 is fixedly mounted on the upper surface of the load-bearing connecting plate 16. Connecting vertical rods 18 are fixedly connected to the four corners of the upper surface of the load-bearing connecting plate 16, and a load-bearing top plate 19 is fixedly mounted on the top ends of the plurality of connecting vertical rods 18 by bolts.

[0032] The top of the supporting top plate 19 is rotatably mounted with a first rotating shaft 20 and a second rotating shaft 21 . Both ends of the first rotating shaft 20 and the second rotating shaft 21 are rotatably connected with a rotating frame arm group 38 . The rotating frame arm group 38 is fixedly mounted on the upper surface of the supporting top plate 19 .

[0033] A first reel 22 is fixedly mounted on both ends of the first rotating shaft 20 . The first reel 22 is disposed inside the rotating frame arm assembly 38 , and a short-distance steel cable 26 is fixedly connected to the outer wall of the first reel 22 .

[0034] A second reel 23 is fixedly mounted on both ends of the second rotating shaft 21 . The second reel 23 is disposed inside the rotating frame arm assembly 38 , and a long-distance steel cable 27 is fixedly connected to the outer wall of the second reel 23 .

[0035] One end of the two short-distance steel cables 26 passes through the first guide roller group 30 and the third guide roller group 34 respectively and extends downward; one end of the two long-distance steel cables 27 passes through the second guide roller group 32 and the fourth guide roller group 35 respectively and extends downward.

[0036] The extended ends of the long-distance steel cable 27 and the short-distance steel cable 26 are fixedly connected with a material lifting rack 28, and the material lifting rack 28 is used to carry construction materials, or is connected to a mechanism for carrying construction materials; the extended ends of the long-distance steel cable 27 and the short-distance steel cable 26 are symmetrical to each other, and there is an angle between them, so as to ensure that the material lifting rack 28 is less affected by airflow during the lifting process.

[0037] A reducer is fixedly installed on the output shaft of the lifting motor 17, and a sprocket one is fixedly installed on the output shaft of the reducer. Sprocket two is fixedly installed on one end of the No. 1 rotating shaft 20 and the No. 2 rotating shaft 21, and the sprocket two is connected to the sprocket one through a chain; a brake disc 24 is fixedly installed in the middle of the No. 1 rotating shaft 20 and the No. 2 rotating shaft 21, and a brake 25 is arranged on one side of the brake disc 24. The two brakes 25 are linked to synchronously brake the two brake discs 24, so that the No. 1 rotating shaft 20 and the No. 2 rotating shaft 21 are started and stopped synchronously.

[0038] Working principle:

[0039] Please refer to Figures 1 to 3 , assemble the device as shown in the figure;

[0040] After the device is fixed by the bearing bottom plate 1, the first rotating shaft 20 and the second rotating shaft 21 are first driven counterclockwise by the lifting motor 17, and the short-distance steel cable 26 and the long-distance steel cable 27 are released, so that the material lifting rack 28 falls, and then the building materials and the material lifting rack 28 are fixed; then the lifting motor 17 is rotated in the opposite direction, so that the first rotating shaft 20 and the second rotating shaft 21 synchronously reel in the short-distance steel cable 26 and the long-distance steel cable 27, and the material lifting rack 28 and the building materials are driven to rise; After the material lifting carrier 28 is raised to the designated position, the brake 25 is started, and the brake 25 brakes the brake disc 24, so that the first rotating shaft 20 and the second rotating shaft 21 stop rotating; then the driving motor 8 is started, and the mounting seat cylinder 7 is driven to rotate through the meshing of the driving gear 9 and the driven gear ring 4, and the mounting seat cylinder 7 drives the lifting assembly to rotate, so that the lifted building materials are synchronously rotated to the designated position, and then the short-distance steel cable 26 and the long-distance steel cable 27 are released again to drop the building materials;

[0041] If the bottom of the building materials is lower than the bearing plane after the building materials are lifted, the hydraulic cylinder 10 is started, the hydraulic cylinder 10 extends, and the lifting height of the building materials is continuously raised. After rotating to a designated position, the hydraulic cylinder 10 is retracted to unload the building materials.

[0042] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A lifting device for conveying building materials, characterized in that: include: A bearing base plate (1) and a lifting assembly, wherein the lifting assembly comprises a hydraulic cylinder (10) and a lifting motor (17); a supporting column (11) is fixedly mounted on the top of the telescopic end of the hydraulic cylinder (10); a lifting cross arm (12) is fixedly mounted on the top of the supporting column (11); a first clamping plate (13) and a second clamping plate (14) are respectively fixedly mounted on the two ends of the top of the lifting cross arm (12); a plurality of guide grooves (33) are formed on the top of the second clamping plate (14); a mounting clamp (15) is fixedly mounted on the bottom end of the supporting column (11); a bearing connecting plate (16) is fixedly connected to the back of the mounting clamp (15); the lifting motor (17) is fixedly mounted on the upper surface of the bearing connecting plate (16); the bearing connecting plate (16) A plurality of connecting vertical rods (18) are fixedly connected to the upper surface thereof, a bearing top plate (19) is fixedly installed on the top ends of the plurality of connecting vertical rods (18), a first rotating shaft (20) and a second rotating shaft (21) are rotatably installed on the top end of the bearing top plate (19), a first reel (22) is fixedly installed at both ends of the first rotating shaft (20), a short-distance steel cable (26) is fixedly connected to the outer wall of the first reel (22), a second reel (23) is fixedly installed at both ends of the second rotating shaft (21), a long-distance steel cable (27) is fixedly connected to the outer wall of the second reel (23), one end of the plurality of short-distance steel cables (26) and long-distance steel cables (27) passes through the guide slot (33) and extends downward, and the extended ends thereof are fixedly connected to the material lifting carrier (28).

2. A lifting device for conveying building materials according to claim 1, characterized in that: The lifting motor (17) is connected to the first rotating shaft (20) and the second rotating shaft (21) through a reducer and a sprocket chain, and a brake disc (24) is fixedly mounted in the middle of the first rotating shaft (20) and the second rotating shaft (21).

3. A lifting device for conveying building materials according to claim 1, characterized in that: A third guide roller group (34) and a fourth guide roller group (35) are rotatably mounted inside the plurality of guide slots (33), and both ends of the first rotating shaft (20) and the second rotating shaft (21) are rotatably connected to a rotating frame arm group (38).

4. A lifting device for conveying building materials according to claim 1, characterized in that: A first guide arm (29) and a second guide arm (31) are respectively fixedly connected to both sides of the upper surface of the first clamping plate (13); a first guide roller group (30) is rotatably mounted on the top end of the first guide arm (29); and a second guide roller group (32) is rotatably mounted on the top end of the second guide arm (31).

5. A lifting device for conveying building materials according to claim 1, characterized in that: A mounting seat barrel (7) is fixedly mounted on the bottom end of the hydraulic cylinder barrel (10), and a rotating bearing seat (36) is rotatably mounted on the bottom end of the mounting seat barrel (7).

6. A lifting device for conveying building materials according to claim 5, characterized in that: A plurality of fixed clamp arms (6) are fixedly connected to the outer wall of the mounting seat cylinder (7) at equal intervals, and a connecting clamp arm (5) is fixedly mounted on one end of the fixed clamp arm (6).

7. A lifting device for conveying building materials according to claim 6, characterized in that: One end of the plurality of connecting clamp arms (5) is fixedly connected to a connecting swivel (3), and the bottom end of the connecting swivel (3) is rotatably connected to a limit swivel (2).

Images