Anti-collision structure of quay crane container spreader

Abstract

The utility model discloses a quay crane container spreader anti-collision structure which comprises a mounting plate, a clamping plate is mounted at the bottom of the mounting plate, a rotating plate is mounted at the top of the mounting plate, and a connecting block is mounted at the top of the rotating plate. The utility model relates to the technical field of container spreader anti-collision structures, through the cooperation of a connecting rod, a mounting block and a spring, when a protection plate is collided, the connecting rod drives the mounting block to move and extrudes the spring, and when the mounting block moves, the mounting block moves on the outer wall of a limiting column, so that the mounting block is more stable during movement, and the safety of the device is improved. And a damping effect is achieved between the mounting block and the fixing plate, so that the clamp cannot be damaged when being impacted, and the problems that in the prior art, when the clamp is used, due to the fact that the size of the clamp is large, the clamp collides with other devices during hoisting rotation, the clamp is damaged, and the working efficiency is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of anti-collision structures of container spreaders, in particular to an anti-collision structure of a quay crane container spreader. Background Art

[0002] With the development of society, the logistics industry is developing rapidly, and marine transportation is an important part of the logistics industry. In major ports, the most common business is container handling. When carrying out container handling business, yard cranes and quay cranes are the two most commonly used machines. For example, a quay crane container spreader anti-collision structure with application number "CN201110397607.4" is mainly composed of a spreader, an upper structure and a lower structure. When the utility model is in use, the outer ring of the slewing bearing is fixed to the upper part of the spreader lower structure, and the inner ring of the slewing bearing is fixed to the lower part of the spreader upper structure. A corner piece mechanism is provided on the spreader lower structure, and the container spreader can be rotated to the box through the structure to solve the problem that the container spreader cannot normally lift the container when it is not facing the container.

[0003] When the prior art is in use, a servo motor is used to drive the clamping plate to move, and the container is lifted, and the connecting line is installed on the top of the mounting plate, so that the quay crane is more convenient during lifting.

[0004] However, in actual use, due to the large size of the spreader, it is difficult to observe the movement trajectory of the clamp, which causes the spreader to collide with other devices when rotating, causing damage to the clamp and affecting work efficiency. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an anti-collision structure for a quay crane container hoist, which solves the problem that, in actual use, due to the large size of the hoist, it is difficult to observe the moving trajectory of the clamp, which causes the hoist to collide with other devices when rotating, thereby causing damage to the clamp and affecting work efficiency.

[0006] To achieve the above-mentioned purpose, the utility model is implemented through the following technical solutions: an anti-collision structure of a quay crane container hanger, comprising a mounting plate, a splint is installed at the bottom of the mounting plate, a rotating plate is installed at the top of the mounting plate, a connecting block is installed at the top of the rotating plate, protective plates are installed on both sides of the mounting plate, and a protective structure is installed on the outer wall of the protective plate, the protective structure comprises a connecting rod, a mounting block, a limiting column, a spring and a fixing plate, one end of the connecting rod is rotatably connected to the outer wall of the protective plate, the other end of the connecting rod is rotatably connected to the mounting block, the outer wall of the mounting block is slidably clamped with the fixing plate, the inner wall of the mounting block is movably connected to the limiting column, the outer wall of the limiting column is fixedly connected to the inner wall of the fixing plate, the inner wall of the limiting column is sleeved with a spring, one end of the spring is tightly against the outer wall of the mounting block, the other end of the spring is tightly against the inner wall of the fixing plate, and the outer wall of the fixing plate is fixedly connected to the outer wall of the mounting plate.

[0007] Preferably, a telescopic column is fixedly connected to the outer wall of the protective plate, and one end of the telescopic column is fixedly connected to the outer wall of the mounting plate.

[0008] Preferably, a switch is provided on one side of the outer wall of the protective plate, the outer wall of the switch is fixedly connected to the outer wall of the fixing plate, the switch is electrically connected to an alarm, and the bottom of the alarm is fixedly connected to the top of the mounting plate.

[0009] Preferably, the bottom of the rotating plate is rotatably connected to the top of the mounting plate through a bearing, the outer wall of the rotating plate is meshingly connected with a transmission gear, a protective shell is provided above the transmission gear, the bottom of the protective shell is fixedly connected to the top of the mounting plate, the outer wall of the protective shell is fixedly connected to a rotating motor, the output of the rotating motor extends to one end of the protective shell and is fixedly connected to the outer wall of the transmission gear, the bottom of the rotating plate is fixedly connected to a slider, and the outer wall of the slider slides on the top of the mounting plate.

[0010] Preferably, the outer wall of the mounting plate is fixedly connected to a servo motor, the output end of the servo motor extends to one end inside the mounting plate and is fixedly connected to a bidirectional screw rod, the outer wall of the bidirectional screw rod is rotatably connected to the inner wall of the mounting plate through a bearing, the outer wall of the bidirectional screw rod is movably connected to a sleeve, the outer wall of the sleeve is slidably clamped to the inner wall of the mounting plate, and the bottom of the sleeve is fixedly connected to the top of the splint.

[0011] Beneficial Effects

[0012] The utility model provides an anti-collision structure for a quay crane container hoist. The utility model has the following beneficial effects: the anti-collision structure for a quay crane container hoist is provided with the following beneficial effects: the anti-collision structure for a quay crane container hoist is provided with the following beneficial effects: the connecting rod drives the mounting block to move and squeezes the spring when the protective plate is hit through the cooperation of the connecting rod, the mounting block and the spring, and when the mounting block moves, the outer wall of the limit column is moved, so that the clamp is more stable when moving, and there is a damping effect between the mounting block and the fixed plate, so that the clamp will not be damaged when it is hit, and the problem that the clamp is damaged and the work efficiency is affected due to the large size of the clamp when in use, which causes the clamp to collide with other devices when it is hoisted and rotated, resulting in damage to the clamp and affecting the work efficiency.

[0013] Through the cooperation of the rotating motor, the transmission gear and the turntable, the rotating motor is used to drive the transmission gear to rotate, and through the engagement with the turntable, the turntable is driven to rotate, the direction of the clamp is adjusted, and the lifting direction of the container is adjusted. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the appearance of the utility model;

[0016] Figure 3 for Figure 1 Right view of;

[0017] Figure 4 for Figure 1 A schematic diagram of the structure of the mounting plate, the rotating plate and the rotating motor;

[0018] Figure 5 for Figure 3 Schematic diagram of the structure of the middle protective plate, connecting rod and telescopic column.

[0019] In the figure: 1. mounting plate, 2. splint, 3. bidirectional screw, 4. servo motor, 5. sleeve, 6. rotating plate, 7. connecting block, 8. alarm, 9. rotating motor, 10. protective shell, 11. protective plate, 12. connecting rod, 13. fixing plate, 14. spring, 15. telescopic column, 16. slider, 17. transmission gear, 18. switch, 19. mounting block, 20. limit column. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] However, in actual use, due to the large size of the spreader, it is difficult to observe the movement trajectory of the clamp, which causes the spreader to collide with other devices when rotating, causing damage to the clamp and affecting work efficiency.

[0022] In view of this, the utility model provides an anti-collision structure for a quay crane container hoist, which solves the problem that in actual use, due to the large size of the hoist, the moving trajectory of the clamp is difficult to observe, resulting in the hoist colliding with other devices when rotating, causing damage to the clamp and affecting work efficiency.

[0023] By those skilled in the art, the components in this case are connected in sequence. The specific connection and operation sequence should refer to the following working principle. The detailed connection means are well-known technologies in the art. The following mainly introduces the working principle and process.

[0024] Embodiment 1: Figure 1-5 It can be known that a quay crane container hoist anti-collision structure comprises a mounting plate 1, a clamping plate 2 is mounted on the bottom of the mounting plate 1, a rotating plate 6 is mounted on the top of the mounting plate 1, a connecting block 7 is mounted on the top of the rotating plate 6, protective plates 11 are mounted on both sides of the mounting plate 1, and a protective structure is mounted on the outer wall of the protective plate 11, the protective structure comprises a connecting rod 12, a mounting block 19, a limiting column 20, a spring 14 and a fixed plate 13, one end of the connecting rod 12 is rotatably connected to the outer wall of the protective plate 11, the other end of the connecting rod 12 is rotatably connected to the mounting block 19, the outer wall of the mounting block 19 is slidably connected to the fixed plate 13, the inner wall of the mounting block 19 is movably connected to the limiting column 20, the outer wall of the limiting column 20 is fixedly connected to the inner wall of the fixed plate 13, the inner wall of the limiting column 20 is sleeved with a spring 14, one end of the spring 14 is pressed against the outer wall of the mounting block 19, the other end of the spring 14 is pressed against the inner wall of the fixed plate 13, and the outer wall of the fixed plate 13 is fixedly connected to the outer wall of the mounting plate 1;

[0025] In the specific implementation process, it is worth pointing out that, with the cooperation of the connecting rod 12, the mounting block 19 and the spring 14, when the protective plate 11 is hit, the connecting rod 12 drives the mounting block 19 to move and squeezes the spring 14. When the mounting block 19 moves, it moves on the outer wall of the limiting column 20, making it more stable when moving, and there is a damping effect between the mounting block 19 and the fixing plate 13, so that the clamp will not be damaged when it is hit;

[0026] Furthermore, a telescopic column 15 is fixedly connected to the outer wall of the protective plate 11, and one end of the telescopic column 15 is fixedly connected to the outer wall of the mounting plate 1;

[0027] In the specific implementation process, it is worth pointing out that, with the cooperation of the telescopic column 15, the mounting plate 1 and the protective plate 11, when the protective plate 11 is hit, the telescopic column 15 will shrink, making the protective plate 11 more stable when moving;

[0028] Furthermore, a switch 18 is provided on one side of the outer wall of the protective plate 11, the outer wall of the switch 18 is fixedly connected to the outer wall of the fixing plate 13, the switch 18 is electrically connected to an alarm 8, the bottom of the alarm 8 is fixedly connected to the top of the mounting plate 1, wherein the model of the alarm 8 is not limited;

[0029] In the specific implementation process, it is worth pointing out that, with the cooperation of the switch 18, the alarm 8 and the fixing plate 13, when the protective plate 11 moves to a certain position, it will touch the switch 18, so that the alarm 8 will give a prompt to remind the worker that he has been hit;

[0030] Specifically, when using the anti-collision structure of the quay crane container hoist, when the hoist is in use, when the hoist is hit, the protective plate 11 will be squeezed first, so that the connecting rod 12 drives the mounting block 19 to move, and the spring 14 will be squeezed. When the mounting block 19 moves, it will move on the outer wall of the limit column 20, making it more stable when moving, and there is a damping effect between the mounting block 19 and the fixed plate 13, so that the clamp will not be damaged when it is hit, and when the protective plate 11 moves, the telescopic column 15 is used to make it more stable when moving, and the protective plate 11 will squeeze the switch 18, causing the alarm 8 to give a prompt.

[0031] Embodiment 2: By Figure 1-5 It can be seen that the bottom of the rotating plate 6 is rotatably connected to the top of the mounting plate 1 through a bearing, the outer wall of the rotating plate 6 is meshedly connected with a transmission gear 17, a protective shell 10 is arranged above the transmission gear 17, the bottom of the protective shell 10 is fixedly connected to the top of the mounting plate 1, the outer wall of the protective shell 10 is fixedly connected to a rotating motor 9, the output of the rotating motor 9 extends to one end of the inside of the protective shell 10 and is fixedly connected to the outer wall of the transmission gear 17, the bottom of the rotating plate 6 is fixedly connected to a slider 16, the outer wall of the slider 16 slides on the top of the mounting plate 1, and the model of the rotating motor 9 is not limited;

[0032] In the specific implementation process, it is worth pointing out that, under the cooperation of the rotating motor 9, the protective shell 10 and the slider 16, the rotating motor 9 is used to drive the transmission gear 17 to rotate, and through the engagement with the rotating plate 6, the rotating plate 6 is driven to rotate, the direction of the clamp is adjusted, and the hoisting direction of the container is adjusted;

[0033] Further, the outer wall of the mounting plate 1 is fixedly connected with a servo motor 4, and the output end of the servo motor 4 extends to one end inside the mounting plate 1 and is fixedly connected with a bidirectional screw rod 3, the outer wall of the bidirectional screw rod 3 is rotatably connected to the inner wall of the mounting plate 1 through a bearing, the outer wall of the bidirectional screw rod 3 is movably connected with a sleeve 5, the outer wall of the sleeve 5 is slidably clamped to the inner wall of the mounting plate 1, and the bottom of the sleeve 5 is fixedly connected to the top of the clamping plate 2, wherein the model of the servo motor 4 is not limited;

[0034] In the specific implementation process, it is worth pointing out that, under the cooperation of the servo motor 4, the bidirectional screw rod 3 and the sleeve 5, the servo motor 4 is used to drive the bidirectional screw rod 3 to rotate, and through the engagement with the sleeve 5, the clamping plate 2 is driven to move, so as to lift the container;

[0035] Specifically, based on the above embodiment, when retrieving the container, the servo motor 4 is used to drive the bidirectional screw 3 to rotate, and through the engagement with the sleeve 5, the clamp 2 lifts the container, and after lifting, the rotating motor 9 is used to drive the transmission gear 17 to rotate, and through the engagement with the turn plate 6, the lifting fixture drives the container to adjust the direction.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "including an element defined by... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0037] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A collision prevention structure for a container crane for a quay crane, comprising a mounting plate (1), characterized in that: A clamping plate (2) is installed at the bottom of the mounting plate (1), a rotating plate (6) is installed at the top of the mounting plate (1), a connecting block (7) is installed at the top of the rotating plate (6), protective plates (11) are installed on both sides of the mounting plate (1), and a protective structure is installed on the outer wall of the protective plate (11); The protection structure comprises a connecting rod (12), a mounting block (19), a limiting column (20), a spring (14) and a fixing plate (13); One end of the connecting rod (12) is rotatably connected to the outer wall of the protective plate (11), and the other end of the connecting rod (12) is rotatably connected to a mounting block (19). The outer wall of the mounting block (19) is slidably clamped with a fixing plate (13). The inner wall of the mounting block (19) is movably connected to a limiting column (20). The outer wall of the limiting column (20) is fixedly connected to the inner wall of the fixing plate (13). The inner wall of the limiting column (20) is sleeved with a spring (14). One end of the spring (14) is pressed against the outer wall of the mounting block (19), and the other end of the spring (14) is pressed against the inner wall of the fixing plate (13). The outer wall of the fixing plate (13) is fixedly connected to the outer wall of the mounting plate (1).

2. The anti-collision structure of a container crane for a quay crane according to claim 1, characterized in that: A telescopic column (15) is fixedly connected to the outer wall of the protective plate (11), and one end of the telescopic column (15) is fixedly connected to the outer wall of the mounting plate (1).

3. The anti-collision structure of a quay crane container spreader according to claim 1, characterized in that: A switch (18) is provided on one side of the outer wall of the protective plate (11), the outer wall of the switch (18) is fixedly connected to the outer wall of the fixing plate (13), the switch (18) is electrically connected to an alarm (8), and the bottom of the alarm (8) is fixedly connected to the top of the mounting plate (1).

4. The anti-collision structure of a quay crane container spreader according to claim 1, characterized in that: The bottom of the rotating plate (6) is rotatably connected to the top of the mounting plate (1) via a bearing, the outer wall of the rotating plate (6) is meshingly connected with a transmission gear (17), a protective shell (10) is arranged above the transmission gear (17), the bottom of the protective shell (10) is fixedly connected to the top of the mounting plate (1), the outer wall of the protective shell (10) is fixedly connected to a rotating motor (9), the output of the rotating motor (9) extends to one end of the interior of the protective shell (10) and is fixedly connected to the outer wall of the transmission gear (17), the bottom of the rotating plate (6) is fixedly connected to a slider (16), and the outer wall of the slider (16) slides on the top of the mounting plate (1).

5. The anti-collision structure of a container crane for a quay crane according to claim 1, characterized in that: The outer wall of the mounting plate (1) is fixedly connected to a servo motor (4); the output end of the servo motor (4) extends to one end inside the mounting plate (1) and is fixedly connected to a bidirectional screw rod (3); the outer wall of the bidirectional screw rod (3) is rotatably connected to the inner wall of the mounting plate (1) via a bearing; the outer wall of the bidirectional screw rod (3) is movably connected to a sleeve (5); the outer wall of the sleeve (5) is slidably engaged with the inner wall of the mounting plate (1); and the bottom of the sleeve (5) is fixedly connected to the top of the clamping plate (2).

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