CN218931527U - Novel marine crane experiment platform - Google Patents

Abstract

The utility model discloses a novel marine crane experiment platform, and relates to the technical field of cranes. Including the base, base top outer wall fixedly connected with supports the cylinder, the outer wall that supports the cylinder is provided with two L type mounts, two the outer wall of L type mount all is provided with photoelectric switch, the top outer wall that supports the cylinder is provided with first ring flange, the top outer wall of first ring flange is provided with the frame. The first driving motor is used for stretching the load by rope transmission, and the second driving motor is used for driving the suspension arm to do amplitude-variable movement by rope transmission. The third driving motor drives the rotary machine body to move, so that the whole mechanism performs rotary motion. The angle information read by each encoder is used for feeding back the motion condition of the whole marine crane, so that the problems that the traditional marine crane is mainly controlled by manual operation, and the crane is in a severe environment frequently, so that the control precision is poor, the efficiency is low and safety accidents are easy to occur are solved.

Description

Novel marine crane experiment platform

Technical Field

The utility model relates to the technical field of cranes, in particular to a novel marine crane experiment platform.

Background

For a long time, ocean transportation plays an important role in national economic development due to the advantages of high throughput, low cost, long transportation distance and the like. Marine transport is mainly achieved by means of container ships, which inevitably will be used in the ship crane system during the loading and unloading of the containers. At present, the marine crane is mainly controlled by manual operation, and because the crane is often in a severe environment, the marine crane has the problems of poor control precision, low efficiency and easy occurrence of safety accidents. In order to realize stable automatic control of the marine crane, the validity of a later control algorithm is verified, and because various unknown risks exist in the experiments of the outdoor marine crane and the cost is high, an experimental platform capable of truly simulating the lifting, swing and rotation functions of the marine crane is needed.

Disclosure of Invention

The utility model aims to provide a novel marine crane experiment platform, which solves the technical problems that the control of the traditional marine crane provided in the background technology is mainly manually operated, and the crane is always in a severe environment, so that the control precision is poor, the efficiency is low and safety accidents are easy to occur.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel marine crane experiment platform, includes the base, base top outer wall fixedly connected with supports the cylinder, the outer wall that supports the cylinder is provided with two L type mounts, two the outer wall of L type mount all is provided with photoelectric switch, the top outer wall that supports the cylinder is provided with first ring flange, the top outer wall of first ring flange is provided with the frame, the top outer wall of frame is provided with the gyration fuselage, one side outer wall fixedly connected with balancing weight of gyration fuselage, the top outer wall of gyration fuselage is provided with the ladder frame, the opposite side outer wall fixedly connected with davit of gyration fuselage, one side outer wall that the gyration fuselage was kept away from to the davit is provided with the flexible arm, the inner wall of ladder frame is provided with first rope pulley block, the one end that ladder frame was kept away from to first rope pulley block is provided with the second rope pulley block, the outer wall of flexible arm is provided with first movable pulley the inner wall of first movable pulley is provided with the second rope pulley block.

Preferably, the outer wall of the telescopic arm is provided with six first rectangular plates to form a primary swinging and carrying mechanism, the primary swinging and carrying mechanism comprises a primary swinging angle measuring device, a third sliding wheel is arranged below the first sliding wheel and inside the first rectangular plates, a second rotating shaft, a third rotating shaft and a fourth rotating shaft are arranged inside the first rectangular plates, a lifting rope is arranged on the outer wall of the first rectangular plates, seven second rectangular plates are arranged at the lower end of the lifting rope to form a secondary swinging angle measuring device, a fifth rotating shaft and a sixth rotating shaft are arranged inside the second rectangular plates, a fourth sliding wheel is arranged at the fourth rotating shaft above the second rotating shaft, a second encoder and a first encoder are arranged on one side of the third rotating shaft and below the second rotating shaft, a first guide groove is formed in the second rotating shaft, a first guide shaft is formed in the third rotating shaft, a first guide shaft is formed in the second rectangular plates, seven second rotating shafts and the seventh rotating shaft are arranged at one side of the fifth rotating shaft and the sixth rotating shaft, a second guide groove hole is formed in the second rotating shaft and the sixth guide shaft, and a second guide groove is formed in the second rotating shaft and the sixth guide groove.

Preferably, the outer wall of frame is provided with the limit screw, the inside of gyration fuselage is provided with first driving motor and second driving motor, the inside of supporting cylinder is provided with the third driving motor, be provided with the bracing piece between ladder frame and the davit.

Preferably, a first driving pulley is arranged at the first driving motor, a second driving pulley is arranged at the second driving motor, second sliding wheels are arranged above the first driving pulley and the second driving pulley, a first rotating shaft is arranged in the rotating machine body, a third encoder is arranged on the outer wall of one side of the first rotating shaft, a second flange is arranged at the bottom of the first flange and between the third driving motors, and a third flange is arranged at the bottom of the third driving motor.

Preferably, the outer wall of the first flange plate is provided with a rubber ring, the outer wall of the rubber ring is provided with a guide shaft support, and the outer wall of the guide shaft support is provided with a fixed block.

Preferably, a fourth encoder is arranged on the outer wall of one side of the base, and a fixing frame is arranged on the outer wall of the fourth encoder.

Compared with the related art, the novel marine crane experimental platform provided by the utility model has the following beneficial effects:

1. the utility model provides a novel marine crane experiment platform, wherein a first driving motor is arranged to stretch a load by rope transmission, and a second driving motor is arranged to drive a suspension arm to do amplitude-variable movement by rope transmission. The third driving motor drives the rotary machine body to move, so that the whole mechanism performs rotary motion. The angle information read by each encoder is used for feeding back the motion condition of the whole marine crane, so that the problems that the traditional marine crane is mainly controlled by manual operation, and the crane is in a severe environment frequently, so that the control precision is poor, the efficiency is low and safety accidents are easy to occur are solved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the rotary body of the present utility model;

FIG. 3 is a schematic view of the internal structure of the support cylinder according to the present utility model;

FIG. 4 is a schematic view of a partial back structure of a support cylinder according to the present utility model;

FIG. 5 is a schematic view of a primary pendulum suspension structure according to the present utility model;

FIG. 6 is a schematic view of the structure of the base of the present utility model;

FIG. 7 is a top view of the primary tilt angle measuring apparatus of the present utility model;

fig. 8 is a bottom view of the secondary swing angle measuring device of the utility model.

In the figure: 1. a base; 2. a support cylinder; 3. an L-shaped fixing frame; 4. an optoelectronic switch; 5. balancing weight; 6. a first flange; 7. a ladder-shaped frame; 8. a support rod; 9. a suspension arm; 10. a first rope pulley block; 11. a first rope mechanism; 12. a second rope pulley block; 13. a second rope mechanism; 14. a first sliding wheel; 15. a first encoder; 16. a first rectangular plate; 17. a telescoping arm; 18. a rotary body; 19. a base; 20. a limit screw; 21. a first driving motor; 22. a second driving motor; 23. a second sliding wheel; 24. a third encoder; 25. a first rotation shaft; 27. a second flange; 28. a third driving motor; 29. a third flange; 30. a rubber ring; 31. a guide shaft support; 32. a fixed block; 34. a third pulley; 35. a second encoder; 36. a second rotation shaft; 37. a fourth sliding wheel; 38. a fourth encoder; 39. a fixing frame; 40. a first drive pulley; 41. a second drive pulley; 42. a fifth encoder; 43. a sixth encoder; 44. a second rectangular plate; 45. a hanging rope; 46. a fifth rotation shaft; 47. a third rotation shaft; 48. a fourth rotation shaft; 49. a first guide groove; 50. a first guide shaft; 51. a second guide groove; 52. a second guide shaft; 53. and a sixth rotation shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1-6, the present utility model provides a technical solution: the novel marine crane experiment platform comprises a base 1, wherein the outer wall of the top of the base 1 is fixedly connected with a supporting cylinder 2, the outer wall of the supporting cylinder 2 is provided with two L-shaped fixing frames 3, the outer walls of the two L-shaped fixing frames 3 are respectively provided with a photoelectric switch 4, the outer wall of the top of the supporting cylinder 2 is provided with a first flange 6, the outer wall of the top of the first flange 6 is provided with a stand 19, the outer wall of the top of the stand 19 is provided with a rotary machine body 18, one side of the rotary machine body 18 is fixedly connected with a balancing weight 5, the outer wall of the top of the rotary machine body 18 is provided with a ladder frame 7, the other side of the rotary machine body 18 is fixedly connected with a suspension arm 9, one side of the suspension arm 9, far from the rotary machine body 18, is provided with a telescopic arm 17, the inner wall of the ladder frame 7 is provided with a first rope pulley block 10, the inner wall of the first rope pulley block 10 is provided with a first rope mechanism 11, the end of the first rope mechanism 11 far away from the ladder frame 7 is provided with a second rope pulley block 12, the outer wall of the telescopic arm 17 is provided with a first sliding wheel 14, the inner wall of the first sliding wheel 14 is provided with a second rope mechanism 13, the outer wall of the telescopic arm 17 is provided with six first rectangular plates 16 to form a primary swinging and lifting mechanism, wherein the primary swinging and lifting mechanism comprises a primary swinging angle measuring device, a third sliding wheel 34 is arranged in the first rectangular plates 16 and below the first sliding wheel 14, a second rotating shaft 36, a third rotating shaft 47 and a fourth rotating shaft 48 are arranged in the first rectangular plates 16, a lifting rope 45 is arranged on the outer wall of the first rectangular plates 16, seven second rectangular plates 44 are arranged at the lower end of the lifting rope to form a secondary swinging angle measuring device, a fifth rotating shaft 46 and a sixth rotating shaft 53 are arranged in the second rectangular plates 44, a fourth sliding wheel 37 is arranged at a fourth rotating shaft 48 above the second rotating shaft 36, the second encoder 35 and the first encoder 15 are respectively arranged on one side of the second rotating shaft 36 and the third rotating shaft 47 below the second rotating shaft 36, the second rotating shaft 36 is provided with a first guide groove 49, the third rotating shaft 47 is provided with a slotted hole and is provided with a first guide shaft 50, one side of a fifth rotating shaft 46 positioned in the second rectangular plate 44 and a sixth rotating shaft 53 positioned above the fifth rotating shaft 46 is respectively provided with a fifth encoder 42 and a sixth encoder 43, the fifth rotating shaft 46 is provided with a slotted hole and is provided with a second guide shaft 52, the sixth rotating shaft 53 is provided with a second guide groove 51, the second rope mechanism 13 is wound on the first sliding wheel 14, the third sliding wheel 34 and the fourth sliding wheel 37, the first guide shaft 50, the second guide shaft 52, the first guide groove 49 and the second guide groove 51 are penetrated, the outer wall of the stand 19 is provided with a limit screw 20, the inside of the revolving body 18 is provided with the first driving motor 21 and the second driving motor 22, a third driving motor 28 is arranged in the supporting cylinder 2, a supporting rod 8 is arranged between the trapezoid bracket 7 and the suspension arm 9, a first driving pulley 40 is arranged at the first driving motor 21, a second driving pulley 41 is arranged at the second driving motor 22, a second sliding pulley 23 is arranged above the first driving pulley 40 and the second driving pulley 41, a first rotating shaft 25 is arranged in the rotating body 18, a third encoder 24 is arranged on the outer wall of one side of the first rotating shaft 25, a second flange 27 is arranged at the bottom of the first flange 6 and between the third driving motors 28, a third flange 29 is arranged at the bottom of the third driving motor 28, a rubber ring 30 is arranged on the outer wall of the first flange 6, a guide shaft support 31 is arranged on the outer wall of the rubber ring 30, a fixed block 32 is arranged on the outer wall of the guide shaft support 31, the outer wall of one side of the base 1 is provided with a fourth encoder 38, and the outer wall of the fourth encoder 38 is provided with a fixing frame 39.

In this embodiment, including base 1, davit 9, supporting mechanism 8, the gyration fuselage 18, rope drive mechanism, the elevating system, actuating mechanism, install the support cylinder 2 on the base 1 and be used for supporting and installing the gyration fuselage 18, the inside fretwork of support cylinder 2, its inside is equipped with third driving motor 28, third driving motor 28 passes through second ring flange 27, first ring flange 6 unsettled fixing on frame 19, the centre of base 1 is equipped with fourth encoder 38 by circular recessed hole and records the rotation condition feedback overall mechanism gyration motion angle condition of third driving motor 28, support cylinder 2 is connected with base 1 through third ring flange 29, the hexagon socket head cap screw, install two L type mount 3 on the support cylinder 2 rear side, install photoelectric switch 4 on two L type mount 3, limit screw 20 that the gyration fuselage 18 front end was installed is used for the spacing of gyration fuselage 18, frame 19 passes through first ring flange 6 and supports cylinder 2 to be connected, first ring flange 6 and rubber ring 30 are fixed on guide shaft support 31, install first driving motor 21 and second driving motor 22 on frame 19, install the rope pulley 21 and second driving motor 22 and the rope pulley support 18 is fixed in the outer wall of the installation direction of rope drive frame 18 when the rope drive pulley is read out to the communication, the rope pulley is installed to the outer wall of the rope drive 18, the outer wall of the installation of rope drive pulley is fixed on the outer wall of the rope 18 is convenient for installing the rope drive pulley 18. The tail of the rotary body 18 is fixed with a balancing weight 5 to ensure the whole balance;

the first driving motor 21 stretches the load by means of transmission of the second rope mechanism 13, the second driving motor 22 drives the suspension arm 9 to do amplitude-changing movement by means of transmission of the first rope mechanism 11, and the third driving motor 28 operates to enable the rotary machine body 18 to move and enable the whole mechanism to do rotary movement;

the primary swing and lifting mechanism is assembled by six first rectangular plates 16 and is installed at the front end of the lifting arm 9, three second rotating shafts 36 are installed in the primary swing and lifting mechanism, a fourth rotating shaft 48 above the second rotating shaft 36 is provided with a fourth sliding wheel 37 for guiding out ropes, one side of the second rotating shaft 36 and one side of the third rotating shaft 47 at the lowest side are respectively provided with a second encoder 35 and a first encoder 15, the second encoder 35 is fixed at the left side of the lifting mechanism, the first encoder 15 is fixed at the rear side, the conditions of swing angles of the primary swing and lifting mechanism in the X direction and the Y direction during lifting load are respectively recorded, the second rotating shaft 36 is provided with a first guide groove 49, the third rotating shaft 47 is provided with a slotted hole, and a first guide shaft 50 is installed;

a lifting rope 45 is fixed under the primary swing angle lifting mechanism, the lifting rope is fixedly connected with a secondary swing angle measuring device, the secondary swing angle measuring device is composed of a second rectangular plate 44, two rotating shafts are arranged in the second rectangular plate 44, and a fifth encoder 42 and a sixth encoder 43 are respectively arranged on one side of a fifth rotating shaft 46 and a sixth rotating shaft 53 above the fifth rotating shaft 46. The fifth encoder 42 is fixed at the rear side of the secondary swing angle measuring device, the sixth encoder 43 is fixed at the left side, the swing angle conditions of the secondary swing mechanism in the Y direction and the swing angle conditions in the X direction during the hanging load are recorded respectively, a slotted hole is formed in the fifth rotating shaft 46 and a second guide shaft 52 is arranged on the fifth rotating shaft, and a second guide groove 51 is formed in the sixth rotating shaft 53;

the rope transmission mechanism comprises a first rope mechanism 11 and a second rope mechanism 13, wherein the middle end of a steel wire rope in the first rope mechanism 11 is sleeved on a first rope pulley block 10 of the ladder-shaped frame 7 and a second rope pulley block 12 suspended on the suspension arm 9 to transmit and increase the tension of rope transmission, the tail end of the steel wire rope is sleeved on a second driving pulley 41, the front end of the steel wire rope is fastened at the front end of the suspension arm 9 by an inner hexagon screw, the whole rope is fixedly connected by virtue of a rope clamp to pull the suspension arm 9 to ensure stable luffing motion, the tail end of the second rope mechanism 13 is sleeved on a second driving pulley 41 at the tail end, the front end of the second rope mechanism is sleeved on a first sliding pulley 14 fixed at the front end of the suspension arm 9, the second rope mechanism 13 is wound on a first sliding pulley 14, a third sliding pulley 34 and a fourth sliding pulley 37, and passes through a first guide shaft 50, a second guide shaft 52, a first guide groove 49 and a second guide groove 51 to facilitate the pulling load;

the telescopic boom 17 is fixed through a plurality of mounting holes on the boom 9, the extension length of the telescopic boom 17 can be adjusted, the hoisting requirements of different environments are met, the boom 9 is mounted on the machine base 19, the tail end of the boom 9 is connected with the rotary machine body 18, and a third encoder 24 is mounted at the first rotary shaft 25 to feed back the luffing motion condition of the boom 9;

the supporting mechanism is used for supporting the suspension arm 9 and playing a limiting role on the suspension arm 9, so that the safety of the amplitude-variable movement of the suspension arm 9 is ensured;

working principle: the first driving motor 21 stretches the load by rope transmission, the second driving motor 22 drives the suspension arm 9 to do amplitude-changing movement by rope transmission, the third driving motor 28 drives the rotary machine body 18 to move, the whole mechanism is enabled to do rotary movement, and the movement condition of the whole marine crane is fed back through the angle information read by each encoder.

Claims (6)

1. Novel marine crane experiment platform, including base (1), its characterized in that: the utility model discloses a support device for a bicycle, which comprises a base (1), a support cylinder (2) fixedly connected with the top outer wall of the base (1), two L-shaped fixing frames (3) are arranged on the outer wall of the support cylinder (2), photoelectric switches (4) are arranged on the outer wall of the L-shaped fixing frames (3), a first flange plate (6) is arranged on the top outer wall of the support cylinder (2), a machine base (19) is arranged on the top outer wall of the first flange plate (6), a rotary machine body (18) is arranged on the top outer wall of the machine base (19), a balancing weight (5) is fixedly connected with one side outer wall of the rotary machine body (18), a lifting arm (9) is fixedly connected with the other side outer wall of the rotary machine body (18), a telescopic arm (17) is arranged on one side outer wall of the lifting arm (9) away from the rotary machine body (18), a first rope pulley block (10) is arranged on the inner wall of the first rope pulley block (10), a first rope mechanism (11) is arranged on the inner wall of the first rope pulley block (11) and one end of the first rope mechanism (11) away from the second rope pulley block (12) of the rotary machine body (18), the outer wall of the telescopic arm (17) is provided with a first sliding wheel (14), and the inner wall of the first sliding wheel (14) is provided with a second rope mechanism (13).

2. The novel marine crane experiment platform according to claim 1, wherein: six first rectangular plates (16) are arranged on the outer wall of the telescopic arm (17) to form a primary swing load mechanism, a primary swing angle measuring device is included, a third sliding wheel (34) is arranged below the first sliding wheel (14) and positioned inside the first rectangular plates (16), a second rotating shaft (36), a third rotating shaft (47) and a fourth rotating shaft (48) are arranged inside the first rectangular plates (16), a lifting rope (45) is arranged on the outer wall of the first rectangular plates (16), seven second rectangular plates (44) are arranged at the lower end of the lifting rope to form a secondary swing angle measuring device, a fifth rotating shaft (46) and a sixth rotating shaft (53) are arranged inside the second rectangular plates (44), a fourth sliding wheel (37) is arranged at the fourth rotating shaft (48) positioned above the second rotating shaft (36), a second encoder (35) and a first encoder (15) are respectively arranged on one side of the third rotating shaft (47) and one side of the third rotating shaft (47), a guide groove hole (49) is formed in the second rotating shaft (36), one side of a fifth rotating shaft (46) and a sixth rotating shaft (53) which are positioned in the second rectangular plate (44) and above the fifth rotating shaft are respectively provided with a fifth encoder (42) and a sixth encoder (43), a slotted hole is formed in the fifth rotating shaft (46) to install a second guide shaft (52), a second guide groove (51) is formed in the sixth rotating shaft (53), and the second rope mechanism (13) is wound on the first sliding wheel (14), the third sliding wheel (34) and the fourth sliding wheel (37) and penetrates through the first guide shaft (50), the second guide shaft (52), the first guide groove (49) and the second guide groove (51).

3. The novel marine crane experiment platform according to claim 1, wherein: the outer wall of frame (19) is provided with limit screw (20), the inside of gyration fuselage (18) is provided with first driving motor (21) and second driving motor (22), the inside of supporting cylinder (2) is provided with third driving motor (28), be provided with bracing piece (8) between ladder frame (7) and davit (9).

4. A novel marine crane experiment platform according to claim 3, characterized in that: be located first driving motor (21) department is provided with first driving pulley (40), is located second driving motor (22) department is provided with second driving pulley (41), is located the top of first driving pulley (40) and second driving pulley (41) all is provided with second movable pulley (23), the inside of gyration fuselage (18) is provided with first axis of rotation (25), one side outer wall of first axis of rotation (25) is provided with third encoder (24), the bottom of first ring flange (6) just is located between third driving motor (28) and is provided with second ring flange (27), the bottom of third driving motor (28) is provided with third ring flange (29).

5. The novel marine crane experiment platform as claimed in claim 4, wherein: the outer wall of the first flange plate (6) is provided with a rubber ring (30), the outer wall of the rubber ring (30) is provided with a guide shaft support (31), and the outer wall of the guide shaft support (31) is provided with a fixed block (32).

6. The novel marine crane experiment platform according to claim 1, wherein: a fourth encoder (38) is arranged on the outer wall of one side of the base (1), and a fixing frame (39) is arranged on the outer wall of the fourth encoder (38).

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