CN209797292U

CN209797292U - Gantry crane collision avoidance system

Info

Publication number: CN209797292U
Application number: CN201920395087.5U
Authority: CN
Inventors: 常冬芝; 谷小伟
Original assignee: Xinrui Hengshun (xiamen) Technology Co Ltd
Current assignee: Xinrui Hengshun (xiamen) Technology Co Ltd
Priority date: 2019-03-27
Filing date: 2019-03-27
Publication date: 2019-12-17
Anticipated expiration: 2029-03-27

Abstract

The utility model discloses a portal crane collision avoidance system, including the portal crane landing leg, install the girder that bears on the portal crane landing leg and install the hoisting apparatus who bears on the girder, still including setting up the buffer stop on portal crane landing leg advancing direction, buffer stop includes: the controller, infrared sensor and position sensor be connected with the input of controller and the human anticollision institution and the machine anticollision institution of being connected with the output of controller, human anticollision institution is including fixing the mounting bracket on the portal crane landing leg, fix the motor on the mounting bracket, the tooth condition of being connected through gear fit with the motor output shaft, connect the push rod at rack spare end, articulate at the terminal panel of push rod, both ends respectively with panel and installing support articulated bracing piece and set up the elasticity protection pad at the panel surface. The utility model provides a gantry crane collision avoidance system avoids personnel and apparatus to cause the damage when colliding with the gantry crane landing leg through buffer stop, improves the security performance.

Description

Gantry crane collision avoidance system

Technical Field

The utility model relates to a harbour container stack technical field, concretely relates to portal crane collision avoidance system.

Background

The gantry crane is a variant of a bridge crane and is also called a gantry crane. The device is mainly used for loading and unloading outdoor goods yards, stockyards and bulk goods. The portal crane has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port goods yards. The metal structure of the gantry crane is like a portal frame, two support legs are arranged below a bearing main beam and can directly run on a track on the ground, and overhanging cantilever beams can be arranged at the two ends of the main beam. Due to the fact that the container truck, the front crane, the forklift, the engineering vehicle and the like pass through the wharf site, the site working environment is complex, or the influence of severe environments such as rain, snow, fog, flying dust, light, temperature and humidity changes and the like, misoperation is easy to occur due to fatigue, low visibility, the severe environments and other factor influences in the work of an operator, and further, the landing legs of the gantry crane collide with other devices or personnel, so that the machine and the personnel are injured, potential safety hazards are generated, and normal stacking work is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a portal crane collision avoidance system has convenient to use, and the advantage that the security performance is high solves current portal crane collision avoidance system and collides with machine and personnel easily in special environment work, and then causes the problem of injury to machine and personnel.

(II) technical scheme

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a portal crane collision avoidance system, includes the portal crane landing leg, installs bear the girder on the portal crane landing leg and install bear the hoisting apparatus on the girder, still including setting up last buffer stop of portal crane landing leg advancing direction, buffer stop includes: the controller, with infrared sensor and position sensor that the input of controller is connected and with human anticollision institution and machine anticollision institution that the output of controller is connected, human anticollision institution is including fixing mounting bracket on the portal crane landing leg, fixing motor on the mounting bracket, with motor output shaft passes through the tooth condition that gear fit connects, connects rack spare terminal push rod, articulate terminal panel, both ends of push rod respectively with panel and installing support articulated bracing piece and setting are in the elasticity protection pad of panel surface, panel and bracing piece quantity are 2 and symmetry setting.

Preferably, the human body anti-collision mechanism further comprises a shell arranged on the mounting frame.

Preferably, human anticollision institution is still including setting up warning light on the shell, warning light with the output of controller is connected.

Preferably, machine anticollision institution is including rotatable setting support column, the cover on the portal crane landing leg are established anticollision post on the support column, be equipped with buffer spring between anticollision post and the support column, the support column with be equipped with electronic hydraulic stem between the portal crane landing leg, electronic hydraulic stem with the output of controller is connected, and the support column end is equipped with elastic contact.

Preferably, the machine anti-collision mechanism comprises a positioning column vertically fixed on the supporting leg of the gantry crane, and a positioning groove matched with the supporting column is formed in the positioning column.

Preferably, the collision avoidance device further comprises an alarm connected to an output of the controller.

(III) advantageous effects

compared with the prior art, the utility model provides a gantry crane collision avoidance system possesses following beneficial effect:

This portal crane collision avoidance system sets up buffer stop on portal crane landing leg advancing direction, and buffer stop includes: the anti-collision device comprises a controller, an infrared sensor and a position sensor which are connected with the input end of the controller, and a human body anti-collision mechanism and a machine anti-collision mechanism which are connected with the output end of the controller, wherein the machine anti-collision mechanism is used for preventing the gantry crane and other instruments from being injured by collision, and the human body anti-collision mechanism is used for preventing personnel from being injured by collision of personnel and the support legs of the gantry crane and comprises a mounting frame fixed on the support legs of the gantry crane, a motor fixed on the mounting frame, a tooth condition matched and connected with the output shaft of the motor through a gear, a push rod connected to the tail end of a rack piece, a panel hinged to the tail end of the push rod, support rods with two ends respectively hinged with the panel and the mounting frame; when the gantry crane collision avoidance system encounters an instrument or a person in the advancing process, the infrared sensor and the position sensor sense and feed back signals to the controller, the controller controls the human body collision avoidance mechanism and the machine collision avoidance mechanism to work, specifically, a motor of the human body collision avoidance mechanism is started to drive the rack piece to move outwards, the rack drives the push rod to push the panels outwards, the two panels are gradually opened and finally form a flat surface under the action of the support rod and the push rod, and the elastic protection pad on the panels is exposed, so that a human body is in contact with the elastic protection pad when colliding with the gantry crane, the direct contact with the support legs of the gantry crane is avoided, and the injury caused by collision is reduced; meanwhile, the machine anti-collision mechanism avoids direct contact collision of the gantry crane supporting legs and instruments, and further avoids mutual collision. The utility model provides a gantry crane collision avoidance system avoids personnel and apparatus to cause the damage when colliding with the gantry crane landing leg through buffer stop, improves the security performance.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a block diagram of the anti-collision device of the present invention;

FIG. 3 is a schematic structural view of the human body collision avoidance mechanism of the present invention;

FIG. 4 is a schematic structural view of the anti-collision mechanism of the machine of the present invention;

Fig. 5 is the working process schematic diagram of the human body anti-collision mechanism of the utility model.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1 and fig. 2, wherein fig. 1 is a schematic structural diagram of the present invention, and fig. 2 is a block diagram of an anti-collision device of the present invention.

The utility model provides a gantry crane collision avoidance system, which comprises a gantry crane supporting leg 1, a bearing girder 2, a hoisting device 3 and a collision avoidance device 4; wherein, bear girder 2 and install on portal crane landing leg 1, hoisting apparatus 3 is installed on bearing girder 2, and buffer stop 4 sets up in portal crane landing leg 1 direction of advance.

specifically, the anti-collision device 4 comprises a controller 41, an infrared sensor 42, a position sensor 43, a human body anti-collision mechanism 44 and a machine anti-collision mechanism 45, wherein the infrared sensor 42 and the position sensor 43 are connected with the input end of the controller 41 and used for sensing signals of a human body and instruments, and the human body anti-collision mechanism 44 and the machine anti-collision mechanism 45 are connected with the output end of the controller 41 and used for avoiding direct collision between the human body and the machine and between the machines;

Referring to fig. 3, fig. 3 is a schematic structural diagram of the human body collision avoidance mechanism of the present invention, the human body collision avoidance mechanism 44 includes a mounting frame 441, a motor 442, a rack member 444, a push rod 445, a panel 446, a support rod 447 and an elastic pad 448, wherein the mounting frame 441 is fixed at the bottom end of the landing leg 1 of the gantry crane, the motor 442 is fixed on the mounting frame 441, the rack member 444 is connected with the output shaft of the motor 442 through a gear 443 in a matching manner, the push rod 445 is fixed at the end of the rack member 444, the panel 446 is hinged at the end of the push rod 445, both ends of the support rod 447 are respectively hinged with the panel 446 and the mounting bracket, the elastic pad 448 can be adhered to the outer surface of the panel 446 by a sponge pad, the number of the panel 446 and the support rod 446 is 2 and the panel 446 and the support rod 447 are symmetrically arranged, the structure is stable and the space is saved.

Meanwhile, the human body anti-collision mechanism 44 further comprises a shell 449 arranged on the mounting frame 441, and the shell 449 is used for protecting the internal structure from being corroded by wind and rain, so that the service life is prolonged.

To alert the operator to interrupt the wrong operation and avoid or reduce the risk of collision, the human body collision avoidance mechanism 44 further includes a warning light 440 disposed on the housing 449, the warning light 440 being connected to the output of the controller 41 for alerting the operator and the party involved in the collision.

Referring to fig. 4, fig. 4 is the utility model discloses machine anticollision institution's structural schematic diagram, in an above-mentioned machine collision avoidance device's a preferred embodiment, machine anticollision institution 45 includes rotatable setting at portal crane landing leg 1 on support column 451, establish the bumping post 452 on support column 451, be equipped with buffer spring 453 between bumping post 452 and the support column 451, be equipped with electronic hydraulic stem 454 between support column 451 and the portal crane landing leg 1, electronic hydraulic stem 454 is connected with the output of controller 41, the support column 451 end is equipped with elastic contact 456, elastic contact 456 is the rubber material, play the buffering and prevent the effect of colliding with.

Meanwhile, the machine anti-collision mechanism 45 comprises a positioning column 455 vertically fixed on the gantry crane supporting leg 1, a positioning groove matched with the supporting column 451 is formed in the positioning column 455, when the supporting column 451 is controlled to be erected by the electro-hydraulic rod 454, the position of the supporting column 451 is limited by the positioning groove, the positioning column 455 has a lateral supporting effect on the supporting column 451, and the supporting column 451 is prevented from inclining to the side away from the electro-hydraulic rod 454.

In order to provide a certain warning effect, the collision avoidance apparatus 4 further includes a warning device 46 connected to an output terminal of the controller 41, and when the person and the machine are detected, the controller 41 controls the warning device 46 to operate to give a warning.

Referring to fig. 5, fig. 5 is a schematic diagram of the working process of the human body collision avoidance mechanism of the present invention, when the gantry crane collision avoidance system encounters an instrument or a person during the traveling process, the infrared sensor 42 and the position sensor 43 sense and feed back signals to the controller 41, the controller 41 controls the human body collision avoidance mechanism 44 and the machine collision avoidance mechanism 45 to work, specifically, the motor 442 of the human body collision avoidance mechanism 44 starts to drive the tooth condition 444 to move outward, the rack drives the push rod 445 to push the panel 446 outward, the two panels 446 are gradually opened and finally form a flat surface under the action of the support rod 447 and the push rod 445, the elastic pad 448 on the panel 446 is exposed, so that the human body contacts the elastic pad 448 when colliding with the gantry crane, thereby avoiding direct contact with the gantry crane leg 1 and reducing the injury caused by collision; meanwhile, an electric hydraulic rod 454 of the machine anti-collision mechanism 45 is controlled by the controller 41 to support the supporting column 451 in a direction perpendicular to the gantry crane supporting leg 1, the anti-collision column 452 is in contact with an instrument, and the gantry crane supporting leg 1 is prevented from being in direct contact collision with the instrument through the elastic buffering of the buffer spring 453, so that the machine is prevented from being damaged. The utility model provides a portal crane collision avoidance system passes through buffer stop 4 and avoids personnel and apparatus to cause the damage when colliding with portal crane landing leg 1, improves the security performance.

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

Claims

1. The utility model provides a portal crane collision avoidance system, includes the portal crane landing leg, installs bear the girder on the portal crane landing leg and install bear hoisting apparatus on the girder, its characterized in that still is in including setting up the ascending buffer stop of portal crane landing leg advancing direction, buffer stop includes: the controller, with infrared sensor and position sensor that the input of controller is connected and with human anticollision institution and machine anticollision institution that the output of controller is connected, human anticollision institution is including fixing mounting bracket on the portal crane landing leg, fixing motor on the mounting bracket, with motor output shaft passes through the tooth condition that gear fit connects, connects rack spare terminal push rod, articulate terminal panel, both ends of push rod respectively with panel and installing support articulated bracing piece and setting are in the elasticity protection pad of panel surface, panel and bracing piece quantity are 2 and symmetry setting.

2. the gantry crane collision avoidance system of claim 1, wherein: the human body anti-collision mechanism further comprises a shell arranged on the mounting rack.

3. The gantry crane collision avoidance system of claim 2, wherein: human anticollision institution is still including setting up warning light on the shell, the warning light with the output of controller is connected.

4. The gantry crane collision avoidance system of claim 1, wherein: the machine anticollision institution is in including rotatable setting support column, the cover on the portal crane landing leg are established anticollision post on the support column, be equipped with buffer spring between anticollision post and the support column, the support column with be equipped with electronic hydraulic stem between the portal crane landing leg, electronic hydraulic stem with the output of controller is connected, and the support column end is equipped with elastic contact.

5. the gantry crane collision avoidance system of claim 4, wherein: the machine anti-collision mechanism comprises a positioning column vertically fixed on the gantry crane supporting leg, and a positioning groove matched with the supporting column is formed in the positioning column.

6. The gantry crane collision avoidance system of claim 1, wherein: the anti-collision device further comprises an alarm connected with the output end of the controller.