Quick locking device for port lifting appliance
By installing light tubes and conical weights on the port spreader and combining them with laser positioning, the problem of unstable center of gravity of cargo during lifting was solved, and the stability and safety of lifting were improved.
Patent Information
- Application Number
- CN202423007191.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-06
- Publication Date
- 2025-10-17
- Estimated Expiration
- 2034-12-06
AI Technical Summary
During the lifting process at the port, the unstable center of gravity of the cargo causes shaking, which can easily cause cargo damage and safety accidents.
It uses multiple groups of dot-matrix light tubes and conical weights, combined with a laser transmitter, to locate and lock the cargo position through light spot positioning, and use gravity guidance to ensure lifting stability.
It achieves smooth operation during the lifting process, improves safety and the service life of the device, and prevents cargo shaking and equipment wear.
Smart Images
Figure CN223445052U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the positioning device field of port hoist lifting, concretely is a kind of port hoist quick locking device. BACKGROUND
[0002] Port transportation has many advantages, and is an important part of global trade and logistics. It is usually the most economical way for large-scale transportation, especially for bulk commodities and heavy goods. Water transportation can effectively reduce the transportation cost per ton of goods, and has lower carbon emissions compared with road and rail transportation, which can better support the sustainable development goals. Ports can handle a large amount of goods, suitable for transporting containers, bulk goods (such as oil, coal and grain) and other goods, meeting the demand of global trade, and water transportation has relatively low energy consumption per unit of goods transportation, which is more energy efficient and suitable for long-distance transportation.
[0003] Port cargo lifting refers to an operation of transferring goods between logistics transportation tools (such as ships, trucks or containers) and the ground, container yards or other transportation tools through hoisting equipment in a port environment. The goods transported by ports are usually bulk goods, which have large volume and mass. Common lifting tools include various types of cranes such as shore cranes, gantry cranes and bridge cranes.
[0004] During port cargo lifting, the goods may sway due to improper center of gravity or uneven distribution. The swaying may cause the goods to collide, tilt or slide during lifting, resulting in physical damage or loss of the goods or more serious safety accidents. Especially for fragile goods or irregularly shaped goods, excessive swaying may exert additional stress on the hoisting equipment, which may cause fatigue and wear of the equipment and accelerate the occurrence of equipment failure. UTILITY MODEL CONTENT
[0005] (I) Technical problem solved
[0006] In view of the deficiencies of the prior art, the utility model provides a port hoist quick locking device to solve the problems of unstable center of gravity and swaying of goods during lifting operation as mentioned in the background.
[0007] (II) Technical solution
[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a port hoist quick locking device, comprising a structural plate, which is fixedly installed at the bottom of a lifting device by bolts. A limiting plate is arranged below the structural plate. A ring-shaped shell is arranged between the structural plate and the ring-shaped shell. The structural plate and the limiting plate are both welded to the ring-shaped shell. A plurality of groups of light barrels arranged in dot matrix are arranged on the limiting plate. A conical weight is arranged on each light barrel.
[0009] Preferably, a plurality of connecting columns corresponding to the light cylinder are arranged on the structural plate, a small lifting ring is connected to each connecting column, and a sling avoiding hole is arranged in the center of the structural plate.
[0010] Preferably, a sling avoiding hole is arranged in the center of the limiting plate, a plurality of limiting grooves corresponding to the conical weight are arranged on the limiting plate, a through light cylinder through hole is arranged at the bottom of the limiting groove, the conical weight and the light cylinder are arranged in the limiting groove and the light cylinder through hole, and the diameter of the limiting groove is greater than the projected diameter of the conical weight, and the diameter of the light cylinder through hole is greater than the diameter of the light cylinder.
[0011] Preferably, the light cylinder comprises a fixed cylinder and a laser emitter, and a mounting hole is arranged on the side of the fixed cylinder close to the ground, and the laser emitter is mounted in the mounting hole.
[0012] Preferably, a suspension wire is arranged on the top of the conical weight, the light cylinder is fixedly connected to the lower end of the conical weight, and the light cylinder and the conical weight are both suspended on the small lifting ring through the suspension wire.
[0013] Preferably, the conical weight is a circular truncated cone with an inverted conical cutting cone tip, the small bottom surface is vertically upward, a through wire hole is arranged on the bottom surface of the conical weight, a circular groove is arranged in the center of the large bottom surface of the conical weight, and a wire fixing block is clamped in the circular groove.
[0014] (Three) beneficial effects
[0015] Compared with the prior art, the utility model provides a kind of port lifting appliance quick locking device, with following beneficial effects:
[0016] 1、the port lifting appliance quick locking device, is provided with multiple groups of dot matrix arrangement light cylinder and makes it guarantee vertical conical weight, can utilize the ground light spot positioning locking position, hoist smoothly can prevent the goods from shaking caused by unstable center of gravity during hoist operation, convenient to use, good safety, long service life.
[0017] 2, it is provided with light cylinder, and multiple groups of light cylinder dot matrix arrangement are arranged, and the light spot left on the ground by laser emitter is used to emit laser to accurately position the lifting device, can quickly lock the direction, facilitate hoist operation, hoist smoothly can prevent goods from shaking, can greatly improve safety.
[0018] 3, it is provided with conical weight and suspension wire, and the regular weight is accurately pointed to the ground, so that the laser emitter is vertically downward, and the precision is not reduced by deformation after multiple uses, the precision is high by using gravity, and the service life can be effectively improved. BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 It is overall structure schematic view of the utility model;
[0020] Figure 2The utility model discloses a ring shell internal structure schematic view.
[0021] Figure 3 The utility model discloses a structure plate and small lifting ring structure schematic view.
[0022] Figure 4 The utility model discloses a limiting plate and light cylinder structure schematic view.
[0023] Figure 5 The utility model discloses a limiting plate and light cylinder structure schematic view.
[0024] Figure 6 The utility model discloses a conical weight structure schematic view.
[0025] In the drawing: 1, structure plate;2, ring shell;3, limiting plate;4, light cylinder;5, conical weight;6, connecting column;7, small lifting ring;8, sling avoids;9, light cylinder through -hole;10, limiting groove;11, fixed cylinder;12, laser emitter;13, hangs twisted wire;14, line hole;15, round groove;16, fixed wire block. Specific implementation
[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.
[0027] Please refer to Figures 1-6 The utility model provides a technical scheme:
[0028] A kind of port spreader quick locking device, including structure plate 1, structure plate 1 is fixedly installed in hoisting device bottom by bolt, limiting plate 3 is arranged below structure plate 1, ring shell 2 is arranged between structure plate 1 and ring shell 2, structure plate 1 and limiting plate 3 are all connected with ring shell 2 by welding, limiting plate 3 is provided with multiple groups of light cylinder 4 arranged in dot matrix, and conical weight 5 is arranged on light cylinder 4. Multiple groups of light cylinder 4 emit laser and form dot matrix light spot on goods and ground, and the position of hoisting device and goods can be quickly positioned by light spot, so that quick locking function is realized, and conical weight 5 can make light cylinder 4 vertically downward, which can increase the durability of the device.
[0029] Further, the structural plate 1 is provided with a plurality of groups of connecting columns 6 corresponding to the light cylinder 4, the connecting columns 6 are all connected with small lifting rings 7, and the center of the structural plate 1 is provided with a sling avoiding portion 8 corresponding to the sling. The small lifting ring 7 is used for cooperating with the suspension cable 13 to suspend the light cylinder 4 and the conical weight 5, the machining precision requirement of the small lifting ring 7 is relatively low, and the lowest point should be controlled to be in the same vertical direction as the conical weight 5 as far as possible.
[0030] Further, the center of the limiting plate 3 is provided with the sling avoiding portion 8, the limiting plate 3 is provided with a plurality of groups of limiting grooves 10 corresponding to the conical weight 5, the bottom of the limiting groove 10 is provided with a penetrating light cylinder through hole 9, the conical weight 5 and the light cylinder 4 are all arranged in the limiting groove 10 and the light cylinder through hole 9, and the diameter of the limiting groove 10 is greater than the projected diameter of the conical weight 5, and the diameter of the light cylinder through hole 9 is greater than the diameter of the light cylinder 4. The conical weight 5 can sway in the limiting groove 10, the light cylinder 4 can sway in the light cylinder through hole 9, the hoisting machine will quickly move horizontally and longitudinally when positioning, the suspended conical weight 5 and the light cylinder 4 will sway due to the potential energy, the purpose of arranging the limiting groove 10 and the light cylinder through hole 9 is to prevent the conical weight 5 and the light cylinder 4 from swaying too much, and the swaying too much is easy to cause the suspension cable 13 to break, the device is easy to be damaged, and more time is needed for the swaying too much to reset.
[0031] Further, the light cylinder 4 comprises a fixed cylinder 11 and a laser emitter 12, the fixed cylinder 11 is provided with a mounting hole on the side close to the ground, and the laser emitter 12 is mounted in the mounting hole. The laser emitter 12 is recommended to adopt infrared light, the infrared light has the longest wavelength, strong penetration performance and strong anti-interference ability, and can form a relatively obvious light spot on the ground.
[0032] Further, the conical weight 5 is provided with the suspension cable 13 at the top, the light cylinder 4 is fixedly connected with the lower end of the conical weight 5, and the light cylinder 4 and the conical weight 5 are both suspended on the small lifting ring 7 through the suspension cable 13. The conical weight 5 and the suspension cable 13 can make the gravity more stable, and can make the light cylinder 4 vertically downward, if there is an angle deviation of the light cylinder 4, the light ray will be inclined, and there will be a large deviation in the light spot positioning.
[0033] Further, the conical weight 5 is a circular truncated cone with an inverted conical cutting tip, the small bottom surface is vertically upward, the bottom surface of the conical weight 5 is provided with a penetrating wire hole 14, the center of the large bottom surface of the conical weight 5 is provided with a circular groove 15, and a wire fixing block 16 is clamped in the circular groove 15. The wire fixing block 16 is used for fixing the suspension cable 13, the suspension cable 13 is wound through the wire fixing block 16, the wire fixing block 16 is clamped in the circular groove 15, the wire fixing block 16 provides support to hold the conical weight 5, the wire fixing block 16 will extrude the fixed suspension cable 13 under the influence of gravity, and only the conical weight 5 needs to be inverted or supported to be loosened and released.
[0034] Working principle: when using the device, the goods or boxes to be lifted are placed on the ground, the lifting device is controlled to move on the beam in the horizontal and vertical directions, and is moved above the goods, the position of the lifting device is adjusted by using the light spot of the laser emitter 12 to irradiate the goods and the ground, so that the center of gravity of the goods is opposite the sling, then the goods are fixed on the lifting tool, and positioning and locking during lifting are facilitated, wherein the laser emitter 12 is vertically downward due to the stability of the conical weight 5, and the light spot position is directly above the position of the laser emitter 12.
[0035] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A quick locking device for a port hoist, comprising a structural plate (1), the structural plate (1) being fixedly mounted on the bottom of the hoisting device by bolts, characterized in that: A limiting plate (3) is provided below the structural plate (1), an annular shell (2) is provided between the structural plate (1) and the annular shell (2), the structural plate (1) and the limiting plate (3) are both welded to the annular shell (2), a plurality of groups of light tubes (4) arranged in a dot matrix are provided on the limiting plate (3), and a conical weight block (5) is provided on each of the light tubes (4).
2. A quick locking device for port spreaders according to claim 1, characterized in that: The structural plate (1) is provided with a plurality of connecting columns (6) corresponding to the light tubes (4), each of the connecting columns (6) is connected to a small lifting ring (7), and a sling avoidance (8) corresponding to the sling is provided at the center of the structural plate (1).
3. A quick locking device for a port spreader according to claim 2, characterized in that: The center of the limiting plate (3) is provided with a sling avoidance (8), and the limiting plate (3) is provided with multiple groups of limiting grooves (10) corresponding to the conical weight block (5), and a through-type light tube through hole (9) is provided at the bottom of the limiting groove (10). The conical weight block (5) and the light tube (4) are both placed in the limiting groove (10) and the light tube through hole (9), and the diameter of the limiting groove (10) is larger than the projected diameter of the conical weight block (5), and the diameter of the light tube through hole (9) is larger than the diameter of the light tube (4).
4. A quick locking device for port spreaders according to claim 1, characterized in that: The light tube (4) comprises a fixed tube (11) and a laser emitter (12); a mounting hole is provided on a side of the fixed tube (11) close to the ground, and the laser emitter (12) is installed in the mounting hole.
5. The quick locking device for port spreaders according to claim 2, characterized in that: The top of the conical weight (5) is provided with a hanging strand (13), the light cylinder (4) is fixedly connected to the lower end of the conical weight (5), and the light cylinder (4) and the conical weight (5) are both hung on the small hanging ring (7) through the hanging strand (13).
6. A quick locking device for port spreaders according to claim 5, characterized in that: The conical weight block (5) is a truncated cone with an inverted conical cutting tip, with a small bottom surface facing vertically upwards. A through-type wire hole (14) is provided on the bottom surface of the conical weight block (5), and a circular groove (15) is provided at the center of the large bottom surface of the conical weight block (5). A wire fixing block (16) is clamped in the circular groove (15).