CN219363039U

CN219363039U - Transverse anti-collision system of quayside container crane

Info

Publication number: CN219363039U
Application number: CN202223416557.2U
Authority: CN
Inventors: 童元中; 陈建平; 朱国钧
Original assignee: Shanghai Chuanfeng Mechanical & Electrical Technology Development Co ltd
Current assignee: Shanghai Chuanfeng Mechanical & Electrical Technology Development Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-07-18
Anticipated expiration: 2032-12-20

Abstract

The utility model discloses a transverse collision avoidance system of a quayside container crane, which comprises: the crane locomotive moving seat is provided with an adjustable movable safety monitoring structure; the regulation type mobile safety monitoring structure comprises: the anti-collision device comprises a fixed plate, two pairs of mounting frames, a mounting plate, an angle driving and adjusting assembly and an anti-collision monitoring assembly; the utility model relates to the technical field of intelligent electronic equipment, and the beneficial effects of the scheme are as follows: the problem that the traditional detecting system adopts a hardware mechanism and a limiting structure, only when an actual object touches a steel wire rope, the steel wire rope contracts backwards and triggers a limiting action party to give out an alarm, the speed cannot be reduced in advance in the high-speed advancing process of a shore bridge, the feedback of a limiting switch signal is excessively depended, the safety problem is easy to be induced under the limiting failure condition, the visual angle of unmanned manual intervention is easy to occur, and the collision of the movable end of the crane is easy to occur is solved.

Description

Transverse anti-collision system of quayside container crane

Technical Field

The utility model relates to the technical field of intelligent electronic equipment, in particular to a transverse collision avoidance system of a quayside container crane.

Background

The crane for container on shore consists of a portal frame consisting of front and back door frames and pull rods and a bridge frame supported on the portal frame, and the travelling trolley is used for lifting the container along the track on the bridge frame by using a special lifting appliance to carry out the operation of loading and unloading ships. The portal frame can walk along a track parallel to a shoreline so as to adjust the operation position and align with a box position, the prior patent with publication number CN208071150U discloses a container crane, which comprises a support frame, an upper girder and a lower girder, wherein the upper girder is arranged above the front of the support frame, the lower girder is positioned at the rear part right below the upper girder, the rear part of the upper girder is overlapped with the front part of the lower girder in the vertical direction, an upper trolley is arranged on the upper girder, the lower girder is a frame girder with a hollow middle, lower trolleys are arranged on two side beams of the lower girder, the middle of each lower trolley is hollow, the middle hollow length and the width of each lower trolley allow a container to pass through, the lower trolleys are connected with a grabbing and transferring device, and the containers are transferred through the two girders distributed up and down, so that the high-efficiency automation of wharf operation is realized; the patent improves the optimization to lifting structure, but does not have perfect anticollision monitoring structure, and traditional detecting system adopts hardware mechanism and spacing constitution more, only touches wire rope at actual object, causes wire rope to shrink backward and trigger spacing action side and can send out the alarm, can't slow down in advance in the high-speed in-process of marcing of bank bridge, excessively relies on limit switch signal feedback, easily induces the safety problem under spacing inefficacy condition, and unmanned manual intervention visual angle easily takes place hoist remove end collision.

Disclosure of Invention

In order to achieve the above purpose, the utility model is realized by the following technical scheme: a lateral collision avoidance system for a shore container crane, comprising: the crane locomotive moving seat is provided with an adjustable movable safety monitoring structure;

the regulation type mobile safety monitoring structure comprises: the anti-collision device comprises a fixed plate, two pairs of mounting frames, a mounting plate, an angle driving and adjusting assembly and an anti-collision monitoring assembly;

the fixed plate is installed and is leaned on the upper position at the crane locomotive movable seat lateral wall face, and two pairs of mounting brackets left end are installed on the fixed plate, and the mounting panel is installed on two pairs of mounting brackets other ends, and angle drive adjusting part installs on the mounting panel, and crashproof monitoring part installs on angle drive adjusting part.

Preferably, the two pairs of mounting frames are provided with reinforcing ribs for increasing the supporting strength.

Preferably, the fixing plate is provided with a fixing rib which is convenient to be arranged on the movable seat of the crane locomotive.

Preferably, the angle driving adjustment assembly comprises: the device comprises a driving motor, a multi-groove wind-up roll, two pairs of wheel brackets, two pairs of guide wheels, a pair of adjusting transmission steel wires, a supporting frame, a rotating hinged support and an angle adjusting plate;

the driving motor is arranged at the middle position of the left side wall surface of the mounting plate, the multi-groove wind-up roller is arranged at the output end of the driving motor, the two pairs of wheel brackets are arranged at the upper and lower positions of the two side wall surfaces of the mounting plate, the two pairs of guide wheels are arranged on the two pairs of wheel brackets, one end of a pair of adjusting transmission steel wires is fixed on the multi-groove wind-up roller, the supporting frame is arranged at the middle position of the right side wall surface of the mounting plate, the rotating hinged support is arranged on the supporting frame, the angle adjusting plate is arranged on the supporting frame through the rotating hinged support, and the pair of adjusting transmission steel wires bypasses the two pairs of guide wheels to be arranged on the angle adjusting plate.

Preferably, the mounting plate is provided with a guide hole for adjusting the mounting of the transmission steel wire.

Preferably, the anti-collision monitoring assembly comprises: protection mount, high definition monitoring camera, 2D laser scanner;

the protection mount is installed on angle adjusting plate right side wall face, and high definition monitoring camera is installed and is leaned on the upper position in protection mount below inclined wall face, and 2D laser scanner installs in high definition monitoring camera below.

Advantageous effects

The utility model provides a transverse anti-collision system of a quayside container crane, which has the beneficial effects that an adjustable mobile safety monitoring structure is used in the scheme, a traditional detection system is changed, a high-definition camera and a 2D laser scanner are added, anti-collision safety monitoring is carried out through monitoring and terrain real-time scanning, the detection distance and detection range are enlarged, an early warning function is provided, early deceleration is realized, a manual intervention visual angle picture is realized, potential safety hazards are reduced, an angle adjustment is carried out by matching with an adjusting and fixing assembly, the safety monitoring at a larger angle is realized, the problem that the traditional detection system is mainly composed of a hardware mechanism and a limiting mechanism, only a steel wire rope is touched by an actual object, the steel wire rope is retracted and a limiting action party is triggered to send an alarm, the speed cannot be reduced in advance in the high-speed travelling process of a quayside bridge, the safety problem is easy to be induced under the condition of limiting failure due to excessive dependence on feedback of a limiting switch signal, and the problem that the mobile end collision of the crane is easy to occur due to unmanned engineering intervention visual angle is solved.

Drawings

Fig. 1 is a schematic diagram of a front view structure of a transverse collision avoidance system of a quayside container crane according to the present utility model.

Fig. 2 is a schematic diagram of a partial enlarged sectional structure of a lateral collision avoidance system of a quayside container crane according to the present utility model.

Fig. 3 is a schematic perspective view of a mounting plate of the transverse collision avoidance system of the quayside container crane.

Fig. 4 is a schematic diagram of a multi-groove wind-up roll three-dimensional structure of the transverse collision avoidance system of the quayside container crane.

Fig. 5 is a schematic diagram of a three-dimensional structure of a high-definition monitoring camera of the lateral collision avoidance system of the quayside container crane.

FIG. 6 is a control schematic diagram of the drive motor according to the present utility model;

FIG. 7 is a schematic diagram of the operation of the 2D laser scanner according to the present utility model;

fig. 8 is a working schematic diagram of the high-definition monitoring camera according to the present utility model;

FIG. 9 (A) is a control circuit diagram of latches in a master circuit;

fig. 9 (B) is a control circuit diagram of a nand gate in the master circuit;

fig. 9 (C) is a control circuit diagram of the memory in the master circuit;

fig. 9 (D) is a schematic diagram of the operation of the master circuit.

In the figure: 1-a crane locomotive moving seat; 2-a fixing plate; 3-mounting rack; 4-mounting plates; 5-reinforcing ribs; 6-fixing ribs; 7-driving a motor; 8-a multi-groove wind-up roll; 9-wheel support; 10-guiding wheels; 11-adjusting the transmission steel wire; 12-supporting frames; 13-rotating the hinged support; 14-an angle adjusting plate; 15-a guide hole; 16-a protective fixing frame; 17-a high-definition monitoring camera; 18-2D laser scanner.

Detailed Description

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.

Examples: referring to fig. 1-5, the main components of the present case are: the crane locomotive moving seat 1 is provided with an adjustable moving safety monitoring structure;

the regulation type mobile safety monitoring structure comprises: the anti-collision device comprises a fixed plate 2, two pairs of mounting frames 3, a mounting plate 4, an angle driving and adjusting assembly and an anti-collision monitoring assembly;

the fixed plate 2 is installed and is leaned on the upper position at crane locomotive movable seat 1 lateral wall face, and two pairs of mounting brackets 3 left ends are installed on the fixed plate 2, and mounting panel 4 is installed on two pairs of mounting brackets 3 other ends, and angle drive adjusting part installs on mounting panel 4, and crashproof monitoring part installs on angle drive adjusting part.

It should be noted that, when using the regulation formula removal safety monitoring structure, mounting panel 4 is installed on fixed plate 2 through two pairs of mounting bracket 3 combinations, and fixed plate 2 is installed on the lift truck removes seat 1 through the fixed rib 6 of installing on it simultaneously, realizes the installation of whole equipment, carries out real-time supervision to the use removal safety of lift truck removes seat 1 through the crashproof monitoring component on it to the angle adjustment is carried out to the angle drive adjusting part that the cooperation is connected, realizes the regulation monitoring of wide-angle, realizes the omnidirectional safety protection monitoring.

In the specific implementation process, further, the two pairs of mounting frames 3 are provided with reinforcing ribs 5 for increasing the supporting strength.

In the specific implementation process, further, the fixing plate 2 is provided with a fixing rib 6 which is convenient to install on the movable seat 1 of the crane locomotive.

In an implementation process, the angle driving adjustment assembly further includes: the device comprises a driving motor 7, a multi-groove wind-up roll 8, two pairs of wheel brackets 9, two pairs of guide wheels 10, a pair of adjusting transmission steel wires 11, a supporting frame 12, a rotating hinged support 13 and an angle adjusting plate 14;

the driving motor 7 is arranged at the middle position of the left side wall surface of the mounting plate 4, the multi-groove wind-up roll 8 is arranged at the output end of the driving motor 7, two pairs of wheel brackets 9 are arranged at the upper and lower positions of the two side wall surfaces of the mounting plate 4, two pairs of guide wheels 10 are arranged on the two pairs of wheel brackets 9, one end of a pair of adjusting transmission steel wires 11 is fixed on the multi-groove wind-up roll 8, the supporting frame 12 is arranged at the middle position of the right side wall surface of the mounting plate 4, the rotating hinged support 13 is arranged on the supporting frame 12, the angle adjusting plate 14 is arranged on the supporting frame 12 through the rotating hinged support 13, and the pair of adjusting transmission steel wires 11 bypasses the two pairs of guide wheels 10 and is arranged on the angle adjusting plate 14.

It should be noted that, when the angle driving adjustment assembly is used, the driving motor 7 installed on the mounting plate 4 starts to rotate, the driving motor 7 rotates to drive the multi-groove winding roller 8 installed on the output end of the driving motor to rotate, the multi-groove winding roller 8 rotates to wind and unwind a pair of adjustment transmission steel wires 11 with one of the adjustment transmission steel wires 11 fixed on the other end, the pair of adjustment transmission steel wires 11 drives the angle adjusting plate 14 connected with the other end under the guiding action of the two pairs of guide wheels 10 to cooperate with the supporting frame 12 and the rotating hinged support 13 to perform angle adjustment, so as to drive the anti-collision monitoring assembly installed on the angle adjusting plate 14 to perform angle adjustment, and realize large-angle adjustment safety monitoring.

In the specific implementation process, further, a guide hole 15 for adjusting the installation of the transmission steel wire 11 is formed in the installation plate 4.

In an implementation process, the anti-collision monitoring assembly further includes: the protection fixing frame 16, the high-definition monitoring camera 17 and the 2D laser scanner 18;

the protection mount 16 is installed on the right side wall surface of angle adjusting plate 14, and high definition monitoring camera 17 is installed in the inclined wall surface below the protection mount 16 and is leaned on the upper position, and 2D laser scanner 18 is installed in high definition monitoring camera 17 below.

It should be noted that, when using anti-collision monitoring assembly, high definition monitoring camera 17 installed on protection mount 16 starts to carry out real-time monitoring to the mobile place ahead of lift truck movable seat 1 to carry the picture of shooing to the control room of distal end, intervene the monitoring through the manual work, carry out real-time scanning through 2D laser scanner 18 of below simultaneously, realize the linkage and carry out real-time anti-collision protection through TCP/IP communication between 2D laser scanner 18 and the PLC.

As shown in fig. 6, the controller controls the motor to work through a stepping motor driving module with the model of L298N, the rotation speed of the motor is displayed by a rotation speed indicator lamp, and P12, P13, P14, P15 and WR/P36ALE of the controller are connected through a button module for forward rotation, reverse rotation, acceleration, deceleration and stop control; displaying the current forward and backward rotation state of the motor by using a forward and backward rotation indicator lamp; the motor can be selected from the stepping motor PH533HG1 of Oriental Japan;

as shown in fig. 7, using an STC89C52 single-chip microcomputer as a processor, controlling laser emission and receiving a laser reflection signal, and measuring the reflected distance;

as shown in fig. 8, the high-definition monitoring camera is utilized to perform active crystal oscillation and phase separation

As shown in fig. 9 (a) to 9 (D), the STC89C52 processor is connected to a memory of model AL422B, to a latch of model 74H573, and to a nand gate of model 74HC 00.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A lateral collision avoidance system for a shore container crane, comprising: the crane locomotive moving seat is characterized in that an adjustable moving safety monitoring structure is arranged on the crane locomotive moving seat;

2. The transverse collision avoidance system of a shoreside container crane of claim 1 wherein the two pairs of mounts are provided with reinforcing bars to increase the strength of the support.

3. The transverse collision avoidance system of a quay container crane of claim 1 wherein the fixed plate is provided with a fixed rib for facilitating installation on a mobile base of the crane vehicle.

4. The lateral collision avoidance system of a shoreside container crane of claim 1 wherein the angle drive adjustment assembly comprises: the device comprises a driving motor, a multi-groove wind-up roll, two pairs of wheel brackets, two pairs of guide wheels, a pair of adjusting transmission steel wires, a supporting frame, a rotating hinged support and an angle adjusting plate;

5. The transverse collision avoidance system of a shore container crane of claim 4 wherein the mounting plate is provided with pilot holes for adjusting the installation of the drive steel wires.

6. The lateral collision avoidance system of a shoreside container crane of claim 1 wherein the collision avoidance monitoring assembly comprises: protection mount, high definition monitoring camera, 2D laser scanner;