CN216272769U

CN216272769U - Unmanned automatic gantry crane anticollision protection device

Info

Publication number: CN216272769U
Application number: CN202220394824.1U
Authority: CN
Inventors: 张守成; 凌天英; 李喜风; 张景魁; 杨涛; 刘金峰; 朱广瑞; 杜习发; 郭金霞; 荆树顶
Original assignee: Henan Daqiao Heavy Industry Machinery Co ltd
Current assignee: Henan Daqiao Heavy Industry Machinery Co ltd
Priority date: 2022-02-26
Filing date: 2022-02-26
Publication date: 2022-04-12
Anticipated expiration: 2032-02-26

Abstract

The utility model discloses an unmanned automatic gantry crane anti-collision protection device which comprises a support, wherein baffle plates are respectively arranged at two ends, close to the two ends, of the outer wall of the top of the support through bolts, slide rails are respectively arranged at two sides of the outer wall of the top of the support through bolts, a trolley is connected to the outer part of each slide rail in a sliding mode, a first distance measuring sensor is arranged on the outer wall of the top of the trolley through bolts, springs distributed in an equidistant structure are arranged on the outer wall of one side of each baffle plate through bolts, a support plate is arranged at one end of each spring through a bolt, and a rubber plate is bonded on the outer wall of one side of each support plate. The gantry crane has the advantages that when the gantry crane is used, the distance measuring sensor I and the distance measuring sensor II can respectively detect the distance between the trolley and the baffle plate and the distance between the hook assembly and the trolley, when the distance reaches the position of the baffle plate or the trolley, the speed of the trolley is controlled to be reduced, so that the lifting speed of the hook assembly is reduced, and the impact of the trolley on the baffle plate and the hook assembly on the trolley is reduced.

Description

Unmanned automatic gantry crane anticollision protection device

Technical Field

The utility model relates to the technical field of gantry cranes, in particular to an anti-collision protection device for an unmanned automatic gantry crane.

Background

A portal crane, also called portal crane, is a deformation of bridge crane, mainly used for the loading and unloading operation of outdoor goods yard, stock yard goods, bulk cargo, its metal structure looks like the portal frame, bear and mount two stabilizer blades under the girder, can walk on the orbit on the ground directly, the girder both ends can have overhanging cantilever beam, have high, operation range large, adaptive wide, strong characteristics such as the universality of the field utilization rate.

If the utility model has the authorized bulletin number of CN212356295U and the authorized bulletin date of 20210115, the utility model discloses a lifting anti-collision protection device of a crane, which comprises a crane body, wherein the crane body comprises a girder, two ends of the girder are fixed with supporting legs, the bottom of each supporting leg is fixed with a cart travelling mechanism, an electric hoist is installed on the girder, a lifting hook support is installed at the bottom of a steel wire rope of the electric hoist, a lifting hook is installed on the lifting hook support, and an elastic buffer plate is detachably fixed at the bottom of the electric hoist; the inner sides of the two support legs are provided with mounting grooves, slide rails are arranged in the mounting grooves, slide blocks are connected to the slide rails in a sliding mode, mounting holes are formed between the lifting hooks, a buffer rope is arranged between the two slide blocks, the buffer rope penetrates through the mounting holes, the diameter of the buffer rope is smaller than that of the mounting holes, and the buffer rope is fixed to the tops of the slide blocks; the top of the mounting groove is detachably fixed with a limiting plate. The buffer plate plays a role in buffering, the lifting hook is prevented from directly impacting on the electric hoist, the buffer rope also plays a role in buffering, and damage to the electric hoist caused by the impact of the lifting hook on the top is reduced.

Above-mentioned and can cause great impact to gantry crane both ends because of speed is very fast when the dolly moves to both ends on gantry crane among the prior art, can produce great vibrations when current lifting hook rises to the top simultaneously, easily make the goods rock and drop, consequently, need to design an unmanned automatic gantry crane anticollision protection device and solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-collision protection device for an unmanned automatic gantry crane, which aims to overcome the defects in the prior art.

In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides an unmanned automatic gantry crane anticollision protection device, includes the support, support top outer wall both sides are close to both ends department and all install the baffle through the bolt, support top outer wall both sides all install the slide rail through the bolt, and the outside sliding connection of slide rail has the dolly, install range sensor one through the bolt on the dolly top outer wall, install the spring that is equidistant structure and distributes through the bolt on the outer wall of baffle one side, and spring one end installs the extension board through the bolt, it has the rubber slab to bond on the outer wall of extension board one side.

As a preferred embodiment of the utility model, a traction rope is arranged on the outer wall of the bottom of the trolley, and the bottom end of the traction rope is connected with a hook component in a sliding manner.

As a preferred embodiment of the utility model, the lifting hook assembly comprises a mounting shell, a lifting hook is mounted in the mounting shell through a bolt, and a guide wheel is mounted in the mounting shell through a rotating shaft.

As a preferred embodiment of the utility model, the outer wall of the top of the mounting shell is welded with the support shell, clamping seats are welded on two sides of the inner wall of the top of the support shell, and guide wheels are arranged on the two clamping seats and the inner walls of two opposite sides of the support shell through bearings.

As a preferred embodiment of the utility model, a buffer spring is installed at the center of the outer wall of the top of the bracket shell through a bolt, and a distance measuring sensor II positioned inside the buffer spring is installed at the center of the outer wall of the top of the bracket shell through a bolt.

As a preferred embodiment of the present invention, the control module and the battery are mounted on both sides of the inner wall of the top of the bracket shell through bolts, and the control module is electrically connected to the battery.

In the technical scheme, the anti-collision protection device for the unmanned automatic gantry crane comprises (1) a distance measuring sensor I and a distance measuring sensor II, wherein the distance measuring sensor I and the distance measuring sensor II are arranged, when the gantry crane is used, the distance between a trolley and a baffle plate and the distance between a hook component and the trolley can be respectively detected, and when the distance reaches the position of the baffle plate or the trolley, the speed of the trolley is controlled to be reduced so that the lifting speed of the hook component is reduced, and the impact of the trolley on the baffle plate and the hook component on the trolley is reduced; (2) through the arrangement of the support plate, the spring and the buffer spring, when the portal crane is used, the impact of the trolley on the baffle plate can be reduced by the structure formed by the support plate, the spring and the like, the service life of the trolley is prolonged, and meanwhile, the buffer spring can reduce the vibration caused by the lifting hook component rising to the trolley, so that goods are prevented from falling; (3) through the leading wheel that sets up, when using this gantry crane, the guide block can lead to the processing to winding haulage rope in the lifting hook subassembly, avoids the haulage rope and installs between the shell that the contact produces the friction impaired.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

Fig. 1 is a schematic front view of an anti-collision protection device for an unmanned automatic gantry crane according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a hook assembly provided in an embodiment of the anti-collision protection device for the unmanned automatic gantry crane according to the present invention.

Fig. 3 is a schematic structural diagram of a device a provided in an embodiment of the anti-collision protection device for the unmanned automatic gantry crane according to the present invention.

Fig. 4 is a control flow chart provided in an embodiment of the anti-collision protection device for the unmanned automatic gantry crane according to the present invention.

Description of reference numerals:

the device comprises a support 1, a slide rail 2, a baffle 3, a trolley 4, a distance measuring sensor I5, a traction rope 6, a hook component 7, a spring 8, a support plate 9, a rubber plate 10, an installation shell 11, a lifting hook 12, a guide wheel 13, a support shell 14, a clamping seat 15, a guide wheel 16, a buffer spring 17, a distance measuring sensor II 18, a control module 19 and a battery 20.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1-4, the anti-collision protection device for the unmanned automatic gantry crane provided by the embodiment of the utility model comprises a support 1, two sides of the outer wall of the top of the support 1, which are close to two ends, are provided with baffles 3 through two bolts of a distance measuring sensor, two sides of the outer wall of the top of the support 1 are provided with slide rails 2 through bolts, the outer part of each slide rail 2 is connected with a trolley 4 in a sliding manner, the outer wall of the top of each trolley 4 is provided with a distance measuring sensor I5 through a bolt, the outer wall of one side of each baffle 3 is provided with springs 8 distributed in an equidistant structure through bolts, one end of each spring 8 is provided with a support plate 9 through a bolt, and the outer wall of one side of each support plate 9 is bonded with a rubber plate 10.

Specifically, in the embodiment, the device comprises a support 1, two sides of the outer wall of the top of the support 1, which are close to two ends, are respectively provided with a baffle 3 through bolts, the baffles 3 are convenient for preventing a trolley 4 from moving out of the support 1, two sides of the outer wall of the top of the support 1 are respectively provided with a slide rail 2 through bolts, the slide rail 2 is convenient for enabling the trolley 4 to move on the support 1, the outer part of the slide rail 2 is slidably connected with the trolley 4, the trolley 4 can be wound with a traction rope 6, so that a hook component 7 moves horizontally, the outer wall of the top of the trolley 4 is provided with a distance measuring sensor I5 through bolts, the type of the distance measuring sensor I1 is preferably e-bit, so as to conveniently detect the distance between the trolley 4 and the baffles 3, so that the speed of the trolley 4 can be reduced when the trolley 4 moves to be close to two ends of the baffles 3, springs 8 which are distributed in an equidistant structure are arranged on the outer wall of one side of the baffles 3 through bolts, and a support plate 9 is arranged at one end of the springs 8 through bolts, the support plate 9 is matched with the spring 8 to reduce the impact force on the baffle 3 when the trolley 4 moves to two ends, the rubber plate 10 is bonded on the outer wall of one side of the support plate 9, and the rubber plate 10 can reduce the impact on the support plate 9 caused by the trolley 4.

When the unmanned automatic gantry crane anti-collision protection device is used, the distance measuring sensor I5 and the distance measuring sensor II 18 can respectively detect the distance between the trolley 4 and the baffle 3 and the distance between the hook component 7 and the trolley 4, and when the distance reaches the position of the baffle 3 or the trolley 4, the speed of the trolley 4 is controlled to be reduced so that the lifting speed of the hook component 7 is reduced, and therefore the impact of the trolley 4 on the baffle 3 and the hook component 7 on the trolley 4 is reduced.

In another embodiment of the present invention, as shown in fig. 1, a pulling rope 6 is disposed on an outer wall of a bottom of the cart 4, the pulling rope 6 facilitates the hook assembly 7 to be mounted with the rolling structure of the cart 4, and the bottom end of the pulling rope 6 is slidably connected to the hook assembly 7, so that the hook assembly 7 facilitates the hooking of the goods.

In another embodiment of the present invention, as shown in fig. 2, the hook assembly 7 includes a mounting housing 11, a hook 12 is installed inside the mounting housing 11 through a bolt, the hook 12 is used for hooking the goods, a guide wheel 13 is installed inside the mounting housing 11 through a rotating shaft, and the guide wheel 13 is used for facilitating the hook assembly 7 to be installed on the hauling rope 6.

In another embodiment provided by the present invention, as shown in fig. 2, a bracket shell 14 is welded on the outer wall of the top of the mounting shell 11, clamping seats 15 are welded on both sides of the inner wall of the top of the bracket shell 14, the clamping seats 15 are convenient for mounting guide wheels 16, the guide wheels 16 are mounted on the inner walls of two opposite sides of the two clamping seats 15 and the bracket shell 14 through bearings, the guide wheels 16 are convenient for guiding the traction rope 6 wound on the guide wheel 13, and the traction rope 6 is prevented from being damaged by the contact with the mounting shell 11 and the bracket shell 14.

In another embodiment provided by the utility model, as shown in fig. 2, a buffer spring 17 is installed at the center of the outer wall of the top of the support shell 14 through a bolt, the buffer spring 17 is convenient for reducing the impact of the hook component 7 on the rolling structure at the bottom of the trolley 4, a second distance measuring sensor 18 located inside the buffer spring 17 is installed at the center of the outer wall of the top of the support shell 14 through a bolt, and the type of the second distance measuring sensor 18 is preferably e-bia, so that the distance between the hook component 7 and the trolley 4 can be conveniently detected, the lifting speed of the hook component 7 is reduced when the hook component 7 is lifted to one end height, and the lifting process of the hook component 7 is further stable.

In another embodiment of the present invention, as shown in fig. 2, a control module 19 and a battery 20 are installed on both sides of the inner wall of the top of the bracket shell 14 through bolts, the control module 19 is connected with the trolley 4 through communication equipment such as bluetooth, the battery 20 is convenient for providing power for the electronic devices on the hook assembly 7, and the control module 19 is electrically connected with the battery 20.

The working principle is as follows: when in use, when the trolley 4 moves on the slide rail 2, the distance measuring sensor I5 can detect the distance between the trolley and the baffle 3, so that the trolley 4 can run at a reduced speed when moving to the position of the baffle 3, the impact of the trolley 4 on the baffle 3 is reduced, and the structure formed by the support plate 9, the spring 8 and the rubber plate 10 can reduce the impact on the trolley 4 when moving to the baffle 3, prolong the service life of the trolley 4, reduce the speed of the lifting hook component 7 when approaching the trolley 4 through the detection of the distance measuring sensor II 18 when the lifting hook component 7 rises to the bottom of the adjacent trolley 4, thereby leading the lifting hook component 7 to be lifted stably, and the buffer spring 17 can reduce the impact of the lifting hook component 7 on the rolling structure at the bottom of the trolley 4, so that the lifting hook component 7 can not generate large vibration when being lifted to the top of the portal crane, and the goods are prevented from falling off due to vibration.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. The utility model provides an unmanned automatic gantry crane anticollision protection device, includes support (1), its characterized in that, support (1) top outer wall both sides are close to both ends department and all install baffle (3) through the bolt, slide rail (2) are all installed through the bolt to support (1) top outer wall both sides, and slide rail (2) outside sliding connection have dolly (4), install range finding sensor (5) through the bolt on dolly (4) top outer wall, install spring (8) that are equidistant structure and distribute through the bolt on baffle (3) one side outer wall, and extension board (9) are installed through the bolt to spring (8) one end, it has rubber slab (10) to bond on extension board (9) one side outer wall.

2. The unmanned automatic gantry crane collision avoidance protection device according to claim 1, wherein a traction rope (6) is arranged on the outer wall of the bottom of the trolley (4), and a hook assembly (7) is slidably connected to the bottom end of the traction rope (6).

3. The unmanned automatic gantry crane anti-collision protection device as claimed in claim 2, wherein the hook assembly (7) comprises a mounting shell (11), a hook (12) is mounted inside the mounting shell (11) through a bolt, and a guide wheel (13) is mounted inside the mounting shell (11) through a rotating shaft.

4. The unmanned automatic gantry crane anti-collision protection device as claimed in claim 3, wherein a support shell (14) is welded on the outer wall of the top of the mounting shell (11), clamping seats (15) are welded on two sides of the inner wall of the top of the support shell (14), and guide wheels (16) are mounted on the inner walls of two opposite sides of the two clamping seats (15) and the support shell (14) through bearings.

5. The unmanned automatic gantry crane anti-collision protection device is characterized in that a buffer spring (17) is installed at the center of the outer wall of the top of the support shell (14) through a bolt, and a second distance measurement sensor (18) located inside the buffer spring (17) is installed at the center of the outer wall of the top of the support shell (14) through a bolt.

6. The unmanned automatic gantry crane anti-collision protection device as claimed in claim 5, wherein a control module (19) and a battery (20) are mounted on both sides of the inner wall of the top of the support shell (14) through bolts, and the control module (19) is electrically connected with the battery (20).