CN210286526U

CN210286526U - Crane gantry crane windproof ground anchor device

Info

Publication number: CN210286526U
Application number: CN201920475610.5U
Authority: CN
Inventors: 余卫逢
Original assignee: Foshan Yonghao Crane Co Ltd
Current assignee: Foshan Yonghao Crane Co Ltd
Priority date: 2019-04-10
Filing date: 2019-04-10
Publication date: 2020-04-10
Anticipated expiration: 2029-04-10

Abstract

The utility model discloses a ground anchor device is prevent wind to hoist portal crane, including ground burying the piece, ground buries the last fixed surface of piece and is connected with the slide rail, ground buries the last fixed surface of piece and is connected with the fixed block, one side fixedly connected with stationary ear that portal crane walking beam and fixed block are relative, the free end of worm runs through the surface of fixed block, and rotates with the fixed block and be connected, the inner wall fixedly connected with of worm wheel strengthens the screw rod, the surperficial threaded connection of screw rod has the steel pipe, the back of the body end of carrying on the back of the body of two gag lever posts respectively rather than relative spout sliding connection, the stationary ear passes through bolt and fixed block threaded connection. The utility model discloses, use through the cooperation of relevant structure, solved the portal crane when meetting weather such as strong wind, lead to the portal crane to slide on the track easily under the effect of strong wind to lead to the portal crane to take place the phenomenon of toppling easily, lead to the fact unnecessary economic loss's problem.

Description

Crane gantry crane windproof ground anchor device

Technical Field

The utility model relates to a crane equipment technical field specifically is a ground anchor device is prevent wind to hoist gantry crane.

Background

An outdoor portal crane, also called a gantry crane, is a variant of a bridge crane. The device is mainly used for loading and unloading outdoor goods yards, stockyards and bulk goods in ports. The metal structure of the device is like a door-shaped frame, two support legs are arranged under a bearing main beam and can directly walk on a track on the ground, and overhanging cantilever beams can be arranged at the two ends of the main beam. The gantry crane has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like, is widely used in port goods yards, needs to be used in a large amount in the construction process of ships and offshore engineering structures at present, and is usually operated in the open air, but because the gantry crane meets weather such as strong wind and the like, the gantry crane easily slides on a track under the action of strong wind, so that the phenomenon of overturning of the gantry crane is easily caused, equipment is damaged, adjacent structures and personnel are damaged, and further unnecessary economic loss is caused, and therefore improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ground anchor device is prevent wind to hoist portal crane, possess when meetting weather conditions such as strong wind, through bolt and steel pipe cooperation, make fixed ear and fixed block carry out fixed connection, thereby make portal crane walking beam fix through fixed block and buried piece, and the diagonal angle setting of fixed block, make the fixed more firm to portal crane walking beam, portal crane emergence festoons phenomenon when the strong wind condition has been avoided, the advantage of safe in utilization has been improved, portal crane has been solved when meetting weather such as strong wind, lead to portal crane to slide on the track easily under the effect of strong wind, thereby lead to portal crane to take place the phenomenon of toppling easily, cause equipment to take place to damage and to neighbouring structures, personnel cause certain injury, and then lead to the problem of unnecessary economic loss.

In order to achieve the above object, the utility model provides a following technical scheme: a windproof ground anchor device for a gantry crane of a crane comprises a ground-buried part, wherein a slide rail is fixedly connected to the upper surface of the ground-buried part, a gantry crane walking beam is arranged above the slide rail, a fixed block is fixedly connected to the upper surface of the ground-buried part, a fixing lug is fixedly connected to one side of the position, opposite to the fixed block, of the gantry crane walking beam, a cavity is formed in the fixed block, a worm is rotatably connected to the inner wall, close to the bottom, of the cavity, the free end of the worm penetrates through the surface of the fixed block and is rotatably connected with the fixed block, a worm wheel is meshed with the surface of the worm, a reinforcing screw is fixedly connected to the inner wall of the cavity, the bottom end of the reinforcing screw is rotatably connected with the inner wall of the cavity, a steel pipe is in threaded connection with the surface of the screw, sliding grooves are formed in the two sides of the inner wall of the fixed block, the steel pipe fixing device is characterized in that through holes for steel pipes to penetrate through are formed in the top of the fixing block and the surface of the fixing lug, two symmetrical internal thread through holes are formed in the upper surface of the fixing lug, the top of the fixing block, opposite to the internal thread through holes, is also provided with the internal thread through holes, and the fixing lug is in threaded connection with the fixing block through bolts.

Preferably, the number of the fixed blocks is two, and the two fixed blocks are diagonally arranged on two sides of the gantry crane walking beam.

Preferably, the top of the fixed block is fixedly connected with two fixed ear baffles, and the rear sides of the two fixed ear baffles are movably connected with the front sides of the fixed ears.

Preferably, the bottom end of the reinforcing screw rod is rotatably connected with the bottom of the inner wall of the cavity of the fixed block through a bearing.

Preferably, the surface of the reinforcing screw is fixedly connected with two limiting rings, and opposite surfaces of the two limiting rings are respectively and rotatably connected with the inner wall and the outer side of the fixing block.

Compared with the prior art, the beneficial effects of the utility model are that: the worm rotates and drives the worm wheel to rotate, thereby driving the reinforcing screw to rotate, reinforcing screw and steel pipe threaded connection, because spout and gag lever post have carried out the restriction to the rotation of steel pipe, make the steel pipe can the up-going, the steel pipe runs through the through-hole on fixed block and the fixed ear surface, make and carry out spacing fixed to the fixed ear, make fixed ear and fixed block carry out fixed connection through the bolt, the fixed effect to the portal crane has been improved, and the opposite angle setting of fixed block, make the fixed more firm to the longmen, portal crane emergence festooned car phenomenon when the strong wind situation has been avoided, safety in utilization has been improved.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a front sectional view of the fixing block and the fixing lug of the present invention;

fig. 3 is a top view of the structure of the present invention.

In the figure: the device comprises a ground embedded part 1, a sliding rail 2, a gantry crane walking beam 3, a fixing block 4, a fixing lug 5, a worm 6, a worm wheel 7, a reinforcing screw 8, a steel pipe 9, a sliding chute 10, a limiting rod 11, a bolt 12, a fixing lug baffle 13 and a limiting ring 14.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: a windproof ground anchor device for a gantry crane of a crane comprises a ground-buried part 1, wherein the upper surface of the ground-buried part 1 is fixedly connected with a slide rail 2, a gantry crane walking beam 3 is arranged above the slide rail 2, the upper surface of the ground-buried part 1 is fixedly connected with two fixed blocks 4, the two fixed blocks 4 are arranged at two sides of the gantry crane walking beam 3 in opposite angles, the gantry crane is more firmly fixed by arranging the opposite angles of the fixed blocks 4, the top of each fixed block 4 is fixedly connected with two fixed lug baffles 13, when the gantry crane needs to be fixed, the gantry crane is opened to the end part of the slide rail 2, when the front side of each fixed lug 5 contacts the fixed lug baffles 13, the gantry crane stops, the rear sides of the two fixed lug baffles 13 are movably connected with the front sides of the fixed lugs 5, one side of the gantry crane walking beam 3 opposite to the fixed blocks 4 is fixedly connected with the fixed lugs 5, and is matched with a steel pipe 9 through bolts 12, the fixing lug 5 is fixedly connected with the fixing block 4, so that the gantry crane walking beam 3 is fixed with the buried part 1 through the fixing block 4, a cavity is formed in the fixing block 4, the inner wall of the cavity close to the bottom is rotatably connected with a worm 6, the worm 6 rotates in the forward direction, the worm 6 drives a worm wheel 7 to rotate, so as to drive a reinforcing screw 8 to rotate, the free end of the worm 6 penetrates through the surface of the fixing block 4 and is rotatably connected with the fixing block 4, the worm wheel 7 is meshed with the surface of the worm 6, the reinforcing screw 8 is fixedly connected with the inner wall of the worm wheel 7, the bottom end of the reinforcing screw 8 is rotatably connected with the bottom of the cavity inner wall of the fixing block 4 through a bearing, the reinforcing screw 8 is more stably rotated due to the arrangement of the bearing, two limiting rings 14 are fixedly connected with the surface of the reinforcing screw 8, and the, the opposite surfaces of the two limiting rings 14 are respectively rotatably connected with the inner wall and the outer side of the fixed block 4, the bottom end of the reinforcing screw 8 is rotatably connected with the inner wall of the cavity, the surface of the screw 8 is in threaded connection with a steel pipe 9, the two sides of the inner wall of the fixed block 4 are both provided with a sliding groove 10, the sliding groove 10 and a limiting rod 11 limit the rotation of the steel pipe 9, so that the steel pipe 9 moves upwards on the surface of the reinforcing screw 8, the steel pipe 9 passes through the through hole to primarily fix and limit the fixed lug 5, the two sides of the steel pipe 9 are both fixedly connected with the limiting rods 11, the sliding grooves 10 and the limiting rods 11 enable the steel pipe 9 to move upwards more stably and smoothly, the opposite ends of the two limiting rods 11 are respectively in sliding connection with the corresponding sliding grooves 10, the top of the fixed block 4 and the surface of the fixed lug 5 are both provided with, two symmetrical internal thread through holes are formed in the upper surface of the fixing lug 5, the top of the position, opposite to the internal thread through hole, of the fixing block 4 is also provided with the internal thread through hole, the bolt 12 is in threaded connection with the fixing lug 5 and the fixing block 4 through the internal thread through hole, and the fixing lug 5 is in threaded connection with the fixing block 4 through the bolt 12.

The working principle is as follows: when the windproof ground anchor device of the gantry crane of the crane is used, when the gantry crane needs to be fixed, the gantry crane is opened to the end part of the slide rail 2, the gantry crane stops when the front side of the fixing lug 5 contacts the fixing lug baffle 13, then the worm 6 is rotated in the forward direction, the worm 6 can stably rotate in a fixed axis manner by the two limiting rings 14, the worm 6 drives the worm wheel 7 to rotate, so as to drive the reinforcing screw 8 to rotate, the steel pipe 9 moves upwards on the surface of the reinforcing screw 8 due to the fact that the sliding groove 10 and the limiting rod 11 limit the rotation of the steel pipe 9, the sliding groove 10 and the limiting rod 11 enable the steel pipe 9 to move upwards more stably and smoothly, the steel pipe 9 passes through the through hole to carry out primary fixing and limiting on the fixing lug 5, the fixing lug 5 is fixedly connected with the fixing block 4 through the bolt 12, the fixing lug 5 is fixed again, so as to fix the gantry crane, the diagonal arrangement of the fixed block 4 enables the gantry crane to be fixed more firmly; when the gantry crane needs to be used, the bolt 12 is firstly unscrewed, then the bolt 12 is taken down, the bolt 12 is separated from the fixing block 4 and the fixing lug 5, then the worm 6 is rotated reversely, the worm 6 drives the reinforcing screw 8 to rotate, and the steel pipe 9 moves downwards on the surface of the reinforcing screw 8 under the limiting of the sliding groove 10 and the limiting rod 11, so that the steel pipe 9 is separated from the fixing lug 5 and is contracted in the fixing block 4, the fixing of the fixing lug 5 is released, and the gantry crane can be used.

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 ground anchor device is prevent wind to hoist portal crane, includes buried piece (1), the last fixed surface of buried piece (1) is connected with slide rail (2), the top of slide rail (2) is equipped with portal crane walking beam (3), its characterized in that: the upper surface of the ground-embedded part (1) is fixedly connected with a fixed block (4), one side of the portal crane walking beam (3) opposite to the fixed block (4) is fixedly connected with a fixed lug (5), a cavity is formed in the fixed block (4), the inner wall of the cavity close to the bottom is rotatably connected with a worm (6), the free end of the worm (6) penetrates through the surface of the fixed block (4) and is rotatably connected with the fixed block (4), a worm wheel (7) is meshed with the surface of the worm (6), a reinforcing screw (8) is fixedly connected with the inner wall of the worm wheel (7), the bottom end of the reinforcing screw (8) is rotatably connected with the inner wall of the cavity, a steel pipe (9) is connected with the surface of the screw (8) in a threaded manner, sliding grooves (10) are formed in two sides of the inner wall of the fixed block (4), limiting rods (11) are fixedly connected with, the back of the body end of two gag lever posts (11) is rather than relative spout (10) sliding connection respectively, the through-hole that supplies steel pipe (9) to alternate is all seted up on the top of fixed block (4) and the surface of fixed ear (5), the internal thread through-hole of two symmetries is seted up to the upper surface of fixed ear (5), and fixed block (4) also seted up the internal thread through-hole with the top of the relative department of internal thread through-hole, fixed ear (5) are through bolt (12) and fixed block (4) threaded connection.

2. The windproof ground anchor device for the gantry crane of the crane according to claim 1, wherein: the number of the fixed blocks (4) is two, and the two fixed blocks (4) are diagonally arranged on two sides of the gantry crane walking beam (3).

3. The windproof ground anchor device for the gantry crane of the crane according to claim 1, wherein: the top fixedly connected with of fixed block (4) two fixed ear baffles (13), the rear side of two fixed ear baffles (13) and the front side swing joint of fixed ear (5).

4. The windproof ground anchor device for the gantry crane of the crane according to claim 1, wherein: the bottom end of the reinforcing screw rod (8) is rotatably connected with the bottom of the inner wall of the cavity of the fixing block (4) through a bearing.

5. The windproof ground anchor device for the gantry crane of the crane according to claim 1, wherein: the surface of the reinforcing screw rod (8) is fixedly connected with two limiting rings (14), and opposite surfaces of the two limiting rings (14) are respectively connected with the inner wall and the outer side of the fixing block (4) in a rotating mode.