Special crane for discharging and erecting canal plate

Abstract

A special crane for water channel plate unloading erection effectively solves the problems of poor stability and low working efficiency and comprises a floor, wall plates, a main beam, a trolley, supporting legs and a cart traveling mechanism, a first cross beam is arranged below the trolley, a winding drum and a steel wire rope are installed on the trolley, and a pulley block matched with the steel wire rope is installed on the first cross beam. Guide columns are fixed to the left end and the right end of the first beam, sleeves matched with the guide columns up and down are fixed to the trolley, the first beam is rotationally connected with an outer gear ring, a second beam is fixed to the lower surface of the outer gear ring, locking mechanisms are installed at the left end and the right end of the second beam, and lifting lugs matched with the locking mechanisms are fixed to the upper end of the wall plate. The locking mechanism comprises an electric push rod, a vertical plate is hinged to the telescopic end of the electric push rod, the electric push rod controls the vertical plate to move in the left-right direction, a first guide rod and a second guide rod are fixed to the vertical plate, two supports are fixed below the second cross beam, the lifting lug can be inserted between the two supports, and the second guide rod can lock or loosen the lifting lug.

Description

Technical Field

[0001] The utility model belongs to the technical field of cranes, in particular to a special crane for unloading and erecting channel plates. Background Art

[0002] Channel panels, also known as channel precast panels, are prefabricated concrete building components, mainly used for the construction of gutters, ditches, trenches, etc. in drainage systems. Due to the advantages of its materials, processes and design, channel precast panels have high strength and durability, and the overall structure is stable and reliable. These characteristics make channel precast panels perform well in various drainage systems and are suitable for a variety of scenarios such as homes, public buildings, roads, and production plants.

[0003] During the canal construction process, the unloading and erection of the canal plate is generally completed by lifting with a crane. Ordinary cranes lift the canal plate with wire ropes and hooks. During the lifting process, the canal plate is prone to swaying and has poor stability, posing certain safety hazards. It also requires manual assistance for alignment and installation, resulting in low work efficiency. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the purpose of the utility model is to provide a special crane for unloading and erecting channel plates, which effectively solves the problems of poor stability and low working efficiency.

[0005] The technical solution to the technical problem is: comprising a floor, with wall panels installed at both the front and rear ends of the floor, a main beam arranged on the floor, a trolley running in the front and rear directions on the main beam, a plurality of legs fixed at the lower end of the main beam, a trolley running mechanism installed on the legs, a track matched with the trolley running mechanism installed on the floor, and the trolley running mechanism moving in the left and right directions along the track;

[0006] A first crossbeam is provided below the trolley, a drum is installed on the trolley, a plurality of groups of steel wire ropes are wound on the drum, a pulley block matching with the steel wire ropes is installed on the first crossbeam, guide columns are fixed on the left and right ends of the first crossbeam, a sleeve that can match with the guide column up and down is fixed on the trolley, a support plate is fixed in the middle of the first crossbeam, the support plate is located below the first crossbeam, an outer gear ring is rotatably connected to the support plate, a second crossbeam is fixed on the lower surface of the outer gear ring, locking mechanisms are installed on the left and right ends of the second crossbeam, and a lifting ear matching with the locking mechanism is fixed on the upper end of the wall panel;

[0007] The locking mechanism includes an electric push rod, which is fixed inside the second cross beam. The telescopic end of the electric push rod is hinged with a vertical plate, and the vertical plate is located outside the second cross beam. The electric push rod controls the left and right movement of the vertical plate. The vertical plate is fixed with a first guide rod located above the electric push rod, and the first guide rod slides left and right in the second cross beam. Two supports are fixed under the second cross beam, and the lifting ear can be inserted between the two supports. The vertical plate is fixed with a second guide rod located under the electric push rod, and the second guide rod slides left and right in the two supports, so that the second guide rod can lock or release the lifting ear.

[0008] Preferably, the number of the steel wire ropes is two groups, and the number of the supporting legs is four.

[0009] Preferably, a motor is fixed on the support plate, a gear is coaxially fixed to the motor, and the gear is meshed with the outer gear ring.

[0010] Preferably, a plurality of vertical support columns are evenly fixed at the front and rear ends of the floor, and the wall panels are provided with mounting holes that match the support columns up and down.

[0011] Preferably, a bracket is fixed below the second cross beam, a cylinder is fixed on the bracket, the cylinder is located between the support and the vertical plate, and the second guide rod slides in the cylinder in the left and right directions.

[0012] Compared with the traditional equipment, the utility model has the following advantages: 1) The structure is ingenious, and the guide column and sleeve structure are adopted. The guide column is inserted upward into the sleeve to ensure the stability of the operation of the wire rope and the first beam, improve the safety during the wall panel lifting process, and prevent the wire rope from swinging at will. When the guide column is downwardly separated from the sleeve, the position of the first beam and the second beam can be swung, which increases flexibility and facilitates the alignment of the wall panel lifting ears; 2) Combined with the motor, gear and outer gear ring structure, the outer gear ring controls the rotational movement of the second beam, effectively adjusts the rotation direction of the wall panel, and has a good practical application effect; 3) A locking mechanism is adopted, an electric push rod, a vertical plate, a first guide rod and a second guide rod. By controlling the left and right sliding of the second guide rod, the lifting ear is locked or loosened between the two supports, and the locking or loosening is automatic, which is simple to operate, highly efficient, safe and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the front view of the utility model;

[0015] Figure 3 yes Figure 2 A partially enlarged schematic diagram;

[0016] Figure 4 yes Figure 3 A is a schematic diagram of a partial enlarged cross-sectional view;

[0017] Figure 5 It is a schematic diagram of the three-dimensional structure of the guide column and the sleeve in the utility model;

[0018] Figure 6 yes Figure 5 B is a schematic diagram of a partial enlargement.

[0019] Figure numerals: 1. floor; 2. wall panel; 3. main beam; 4. trolley; 5. outrigger; 6. track; 7. first cross beam; 8. drum; 9. wire rope; 10. guide column; 11. sleeve; 12. support plate; 13. outer gear ring; 14. second cross beam; 15. lifting ear; 16. electric push rod; 17. vertical plate; 18. first guide rod; 19. support; 20. second guide rod; 21. motor; 22. gear; 23. support column; 24. bracket; 25. cylinder. DETAILED DESCRIPTION

[0020] The specific implementation of the utility model is further described in detail below with reference to the accompanying drawings.

[0021] Depend on Figures 1 to 6 A special crane for erecting channel plate unloading is provided, comprising a floor 1, wall panels 2 are installed at both the front and rear ends of the floor 1, a main beam 3 is arranged on the floor 1, a trolley 4 runs on the main beam 3 in the front and rear directions, a plurality of legs 5 are fixed to the lower end of the main beam 3, a trolley running mechanism is installed on the legs 5, a track 6 matched with the trolley running mechanism is installed on the floor 1, and the trolley running mechanism moves in the left and right directions along the track 6;

[0022] A first crossbeam 7 is provided below the trolley 4, a drum 8 is installed on the trolley 4, a plurality of groups of steel wire ropes 9 are wound on the drum 8, a pulley block cooperating with the steel wire ropes 9 is installed on the first crossbeam 7, guide posts 10 are fixed to the left and right ends of the first crossbeam 7, a sleeve 11 which can cooperate with the guide post 10 up and down is fixed on the trolley 4, a support plate 12 is fixed to the middle position of the first crossbeam 7, the support plate 12 is located below the first crossbeam 7, an outer gear ring 13 is rotatably connected to the support plate 12, a second crossbeam 14 is fixed to the lower surface of the outer gear ring 13, locking mechanisms are installed on the left and right ends of the second crossbeam 14, and a lifting ear 15 cooperating with the locking mechanism is fixed to the upper end of the wall panel 2;

[0023] The locking mechanism includes an electric push rod 16, which is fixed inside the second cross beam 14. The telescopic end of the electric push rod 16 is hinged with a vertical plate 17, which is located outside the second cross beam 14. The electric push rod 16 controls the left and right movement of the vertical plate 17. The vertical plate 17 is fixed with a first guide rod 18 located above the electric push rod 16. The first guide rod 18 slides left and right in the second cross beam 14. Two supports 19 are fixed below the second cross beam 14. The lifting ear 15 can be inserted between the two supports 19. The vertical plate 17 is fixed with a second guide rod 20 located below the electric push rod 16. The second guide rod 20 slides left and right in the two supports 19, so that the second guide rod 20 can lock or release the lifting ear 15.

[0024] The number of the steel wire ropes 9 is two groups, and the number of the legs 5 is four.

[0025] In order to conveniently control the synchronous rotation of the outer gear ring 13 and the second cross beam 14 , a motor 21 is fixed on the support plate 12 , and a gear 22 is coaxially fixed to the motor 21 , and the gear 22 is meshed with the outer gear ring 13 .

[0026] In order to ensure the stability of the wall panel 2 installed on the floor 1, a plurality of vertical support columns 23 are evenly fixed at the front and rear ends of the floor 1, and the wall panel 2 is provided with mounting holes that match the support columns 23 up and down.

[0027] In order to ensure the stability of the left-right sliding of the second guide rod 20 , a bracket 24 is fixed under the second cross beam 14 , and a cylinder 25 is fixed on the bracket 24 . The cylinder 25 is located between the support 19 and the vertical plate 17 , and the second guide rod 20 slides left-right in the cylinder 25 .

[0028] When the utility model is in use, the trolley running mechanism drives the supporting legs 5 and the main beam 3 to move left and right to a suitable position, the trolley 4 moves forward and backward on the main beam 3, the trolley 4 drives the first cross beam 7 and the second cross beam 14 to move as a whole through the wire rope 9, the drum 8 is started, the drum 8 releases the wire rope 9, the first cross beam 7 and the second cross beam 14 move downward under the action of their own gravity, when the lifting ear 15 is located between the two supports 19, the drum 8 is closed, the electric push rods 16 at the left and right ends of the second cross beam 14 are started, the electric push rods 16 drive the vertical plate 17 to move closer to the second cross beam 14, the first guide rod 18 slides in the second cross beam 14, the second guide rod 20 slides in the cylinder 25, thereby ensuring the stability of the left and right sliding of the vertical plate 17, the second guide rod 20 slides in the cylinder 25 toward the support 19 direction, when the second guide rod 20 locks the lifting ear 15 between the two supports 19, the electric push rod 16 is closed, thereby realizing that the lifting ear 15 on the wall panel 2 is locked;

[0029] Start the drum 8 again, the drum 8 tightens the wire rope 9, the wire rope 9 drives the pulley block, the first beam 7, the second beam 14 and the wall panel 2 to move upward at the same time, the first beam 7 drives the guide column 10 to move upward, when the guide column 10 is inserted upward into the sleeve 11, the sleeve 11 limits the guide column 10, thereby achieving the overall stability of the trolley 4, the sleeve 11, the guide column 10 and the first beam 7, effectively preventing the wire rope 9 and the first beam 7 from swinging, and improving the stability and safety of the wall panel 2 during transportation. When the wall panel 2 needs to adjust the rotation direction, start the motor 21, the electric drive gear 22 rotates, the gear 22 drives the outer gear ring 13 to rotate, and the outer gear ring 13 drives the second beam 14 and the wall panel 2 to rotate as a whole, effectively adjusting the rotation direction of the wall panel 2, and the operation is simple;

[0030] Start the trolley 4 and the trolley running mechanism, quickly transport the wall panel 2 to a suitable position, start the reel 8, the reel 8 releases the wire rope 9, the first beam 7, the second beam 14 and the wall panel 2 move downward as a whole, when the mounting hole on the wall panel 2 is fully matched with the support column 23 on the floor 1, the wall panel 2 is installed on the floor 1, the reel 8 is closed, the electric push rod 16 is started, the electric push rod 16 drives the vertical plate 17 away from the second beam 14, the second guide rod 20 slides in the cylinder 25 away from the support 19, when the second guide rod 20 is separated from the lifting ear 15, the electric push rod 16 is closed, the reel 8 is started, the reel 8 tightens the wire rope 9, the first beam 7 and the second beam 14 move upward, the second beam 14 is separated from the wall panel 2, and the second beam 14 continues to lift the next wall panel 2, and the cycle is repeated in sequence, thereby improving the installation efficiency of the wall panel 2 on the floor 1, facilitating the unloading and erection of the channel plate, and having a high degree of automation, safety and stability.

[0031] This embodiment does not impose any formal restrictions on the shape, material, structure, etc. of the utility model. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the utility model are within the protection scope of the technical solution of the utility model.

Claims

1. A special crane for unloading and erecting channel plates, characterized in that: The floor (1) comprises a floor (1), wall panels (2) are installed at both the front and rear ends of the floor (1), a main beam (3) is provided on the floor (1), a trolley (4) runs on the main beam (3) in the front and rear directions, a plurality of legs (5) are fixed to the lower end of the main beam (3), a trolley running mechanism is installed on the legs (5), a track (6) matched with the trolley running mechanism is installed on the floor (1), and the trolley running mechanism moves in the left and right directions along the track (6); A first crossbeam (7) is provided below the trolley (4), a drum (8) is installed on the trolley (4), a plurality of groups of steel wire ropes (9) are wound on the drum (8), a pulley block cooperating with the steel wire ropes (9) is installed on the first crossbeam (7), guide columns (10) are fixed at the left and right ends of the first crossbeam (7), a sleeve (11) which can cooperate with the guide column (10) up and down is fixed on the trolley (4), a support plate (12) is fixed at the middle position of the first crossbeam (7), the support plate (12) is located below the first crossbeam (7), an outer gear ring (13) is rotatably connected to the support plate (12), a second crossbeam (14) is fixed on the lower surface of the outer gear ring (13), locking mechanisms are installed at the left and right ends of the second crossbeam (14), and a lifting ear (15) cooperating with the locking mechanism is fixed at the upper end of the wall panel (2); The locking mechanism comprises an electric push rod (16), the electric push rod (16) being fixed inside the second cross beam (14), the telescopic end of the electric push rod (16) being hinged with a vertical plate (17), the vertical plate (17) being located outside the second cross beam (14), the electric push rod (16) controlling the left-right movement of the vertical plate (17), the vertical plate (17) being fixed with a first guide rod (18) located above the electric push rod (16), the first guide rod (18) sliding left-right inside the second cross beam (14), two supports (19) being fixed below the second cross beam (14), the lifting lug (15) being insertable between the two supports (19), the vertical plate (17) being fixed with a second guide rod (20) located below the electric push rod (16), the second guide rod (20) sliding left-right inside the two supports (19), and thus the second guide rod (20) being able to lock or release the lifting lug (15).

2. A special crane for unloading and erecting channel slabs according to claim 1, characterized in that: The number of the steel wire ropes (9) is two groups, and the number of the supporting legs (5) is four.

3. A special crane for unloading and erecting channel slabs according to claim 1, characterized in that: A motor (21) is fixed on the support plate (12), a gear (22) is coaxially fixed to the motor (21), and the gear (22) is meshed with the outer gear ring (13).

4. A special crane for unloading and erecting channel slabs according to claim 1, characterized in that: A plurality of vertical support columns (23) are evenly fixed at the front and rear ends of the floor (1), and mounting holes that match the support columns (23) are provided on the wall panel (2).

5. The special crane for unloading and erecting channel slabs according to claim 1, characterized in that: A bracket (24) is fixed below the second cross beam (14), a cylinder (25) is fixed on the bracket (24), the cylinder (25) is located between the support (19) and the vertical plate (17), and the second guide rod (20) slides in the cylinder (25) in the left and right directions.

Images