CN219823433U

CN219823433U - Large-sized gantry crane for lifting container

Info

Publication number: CN219823433U
Application number: CN202320368267.0U
Authority: CN
Inventors: 张政; 刘鑫
Original assignee: HENAN JUREN CRANE GROUP CO Ltd
Current assignee: HENAN JUREN CRANE GROUP CO Ltd
Priority date: 2023-03-02
Filing date: 2023-03-02
Publication date: 2023-10-13
Anticipated expiration: 2033-03-02

Abstract

The utility model discloses a large portal crane for lifting containers, which comprises a top frame, wherein the four corners of the bottom of the top frame are respectively fixed with a support column, and the bottom ends of the support columns are provided with bottom legs. This large-scale portal crane of handling container passes through the hoist when using, can be in the one end of end leg respectively, utilize the articulated between first connector and the fixing base inside with the bracing piece, outwards pull out the back, the rethread utilizes the articulated between second connector and the bracing piece bottom with the mounting panel, place flat behind ground, the rethread uses the inside that the bolt runs through the mounting hole and screw in to ground fixedly, can be with bracing piece fixed stay at the ground at hoist both ends, can carry out the support of assisting to the main part of hoist fixedly through four sets of bracing pieces and mounting panel that set up in overhead travelling crane both ends both sides, stability when improving the hoist and use is solved is inconvenient for carrying out supplementary fixed spacing problem to the bottom of hoist.

Description

Large-sized gantry crane for lifting container

Technical Field

The utility model relates to the technical field of cranes, in particular to a large portal crane for lifting containers.

Background

The gantry crane is one type of crane and can be called as a gantry crane, and has the characteristics of high landing utilization rate, wide operation range, wide application range, strong universality and the like, and is widely used in the lifting process of some freight containers in ports.

However, when the large portal crane for lifting the container is in actual use, after the crane is moved to the lifting position, and encounters severe weather such as strong wind, the crane is easy to be blown by a large amount of wind force due to the higher center, so that the main body of the crane is unstable, and the auxiliary fixing and limiting measures for the bottom of the crane are not provided.

At present, a novel large portal crane for lifting containers is provided to solve the defects.

Disclosure of Invention

The utility model aims to provide a large portal crane for lifting containers, which solves the problem that the bottom of the crane is inconvenient to fix and limit in an auxiliary way in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a large-scale gantry crane of handling container, includes the roof-rack, four corners of roof-rack bottom do not are fixed with the pillar, the bottom of pillar is provided with the bottom leg, and the bottom mounting of bottom leg has the removal subassembly, electric block is installed to the bottom of roof-rack, and electric block's bottom is provided with the couple, the bottom of couple is provided with the clamping jaw, the top of roof-rack is provided with the rain cover, the top of bottom leg one end is fixed with the fixing base, the one end of bottom leg is provided with the bracing piece, the top of bracing piece is fixed with first connector, the bottom of bracing piece is provided with the mounting panel, the top of mounting panel is fixed with the second connector, the inside of mounting panel runs through and is provided with the mounting hole.

Preferably, the first connector is hinged with the inside of the fixing seat, and the second connector is hinged with the inside of the bottom end of the supporting rod.

Preferably, the support rods are symmetrically arranged about the vertical center line of the top frame.

Preferably, the top of bottom leg one side is fixed with first fixed plate, the top of first fixed plate is fixed with the hydro-cylinder, the bottom mounting of pillar one side has the second fixed plate, the bottom mounting of pillar has the gag lever post, the inside on bottom leg top is provided with the spacing groove.

Preferably, the top end of the oil cylinder is fixedly connected with the bottom end of the second fixing plate.

Preferably, the limit rod penetrates through the limit groove.

Preferably, the four corners at the top end inside the rain cover are respectively fixed with a support rod, and fixing bolts penetrate through the support rods.

Preferably, threaded holes are respectively formed in four corners of the top end of the top frame.

Compared with the prior art, the utility model has the beneficial effects that: the large gantry crane for lifting the container not only realizes the auxiliary fixing and limiting of the bottom of the crane, but also realizes the convenient adjustment of the using height of the crane, and the convenient rain and water shielding of the top of the crane;

(1) Through being provided with the bottom leg, the pillar, the roof-rack, the fixing base, first connector, the bracing piece, the mounting panel, mounting hole and second connector, when the hoist is in use, can be through the one end at the bottom leg respectively, utilize the articulated between inside first connector and the fixing base with the bracing piece, outwards pull out the back, the rethread is with the mounting panel with the articulated between second connector and the bracing piece bottom, after the flat ground of placing, the rethread uses the bolt to run through the inside of mounting hole and screw in to ground fixedly, can be with the bracing piece fixed stay at the ground at hoist both ends, can carry out supplementary support fixing to the main part of hoist through four sets of bracing pieces and mounting panel that set up in roof-rack both sides, stability when improving the hoist and using;

(2) Through being provided with pillar, bottom leg, first fixed plate, hydro-cylinder, second fixed plate, gag lever post and spacing groove, the hoist can be through the hydro-cylinder start of four groups of bottom leg one sides of simultaneous control when using, upwards raise the second fixed plate in the top of bottom leg to can drive the pillar and upwards remove in the top of bottom leg simultaneously, the gag lever post that sets up can be in the inside of spacing groove directional upper and lower slip direction spacing, is convenient for adjust the use height of hoist;

(3) Through being provided with roof-rack, rain-proof cover, branch and fixing bolt, the hoist is when the installation is used, can utilize four groups of branches that inside top set up respectively with the rain-proof cover in the top of roof-rack to use fixing bolt to run through the inside screw in of branch to the inside screw hole in roof-rack top after, can cover rain-proof cover fixed mounting in the top of roof-rack, can cover the rain-proof to the top of hoist through the rain-proof cover that sets up, reduce the corrosion that direct washing of hoist top rainwater leads to, be convenient for hide rain waterproof to the top of hoist.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is an enlarged schematic side view of the support bar of the present utility model;

FIG. 3 is an enlarged partial sectional view of the stop lever of the present utility model;

fig. 4 is a schematic diagram of a partial sectional side view of the rain shade of the present utility model.

In the figure: 1. a moving assembly; 2. a bottom leg; 3. a first fixing plate; 4. an oil cylinder; 5. a second fixing plate; 6. a support post; 7. a top frame; 8. a rain shield; 9. a support rod; 10. a fixing bolt; 11. an electric hoist; 12. a hook; 13. a clamping jaw; 14. a fixing seat; 15. a first connector; 16. a support rod; 17. a mounting plate; 18. a mounting hole; 19. a second connector; 20. a limit rod; 21. and a limit groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Example 1: referring to fig. 1-4, a large portal crane for lifting containers, which comprises a top frame 7, wherein four corners of the bottom of the top frame 7 are respectively fixed with a support post 6, the bottom end of the support post 6 is provided with a bottom leg 2, the bottom end of the bottom leg 2 is fixed with a moving assembly 1, the bottom end of the top frame 7 is provided with an electric hoist 11, the bottom end of the electric hoist 11 is provided with a hook 12, the bottom end of the hook 12 is provided with a clamping jaw 13, the top end of the top frame 7 is provided with a rain cover 8, the top of one end of the bottom leg 2 is fixed with a fixed seat 14, one end of the bottom leg 2 is provided with a support bar 16, the top end of the support bar 16 is fixed with a first connecting joint 15, the bottom end of the support bar 16 is provided with a mounting plate 17, the top end of the mounting plate 17 is fixed with a second connecting joint 19, and a mounting hole 18 is arranged in the mounting plate 17 in a penetrating manner;

the first connector 15 is hinged with the inside of the fixed seat 14, the second connector 19 is hinged with the inside of the bottom end of the supporting rod 16, and the supporting rod 16 is symmetrically arranged about the vertical center line of the top frame 7;

specifically, as shown in fig. 1 and 2, when the crane is used, the supporting rods 16 can be fixedly supported on the ground at two ends of the crane by respectively hinging the supporting rods 16 with the inside of the fixed seat 14 at one ends of the bottom legs 2, outwards pulling out the supporting rods, hinging the mounting plates 17 with the bottoms of the supporting rods 16 by using the second connectors 19, horizontally placing the supporting rods on the ground, penetrating the inside of the mounting holes 18 by using bolts, screwing the supporting rods into the ground to be fixed, and supporting and fixing the main body of the crane by four groups of supporting rods 16 and the mounting plates 17 arranged at two sides of two ends of the top frame 7.

Example 2: the top end of one side of the bottom leg 2 is fixed with a first fixed plate 3, the top end of the first fixed plate 3 is fixed with an oil cylinder 4, the bottom end of one side of the support column 6 is fixed with a second fixed plate 5, the bottom end of the support column 6 is fixed with a limiting rod 20, a limiting groove 21 is formed in the top end of the bottom leg 2, the top end of the oil cylinder 4 is fixedly connected with the bottom end of the second fixed plate 5, and the limiting rod 20 penetrates through the inside of the limiting groove 21;

specifically, as shown in fig. 1 and 3, when the crane is in use, the oil cylinders 4 on one side of the four groups of bottom legs 2 can be controlled to be started simultaneously, the second fixing plate 5 is lifted upwards at the top ends of the bottom legs 2, the support column 6 can be driven to move upwards at the top ends of the bottom legs 2 simultaneously, and the arranged limiting rod 20 can slide upwards and downwards in the limiting groove 21 to guide and limit the position, so that the use height of the crane can be adjusted conveniently.

Example 3: the four corners of the top end inside the rain cover 8 are respectively fixed with a support rod 9, the support rods 9 are penetrated and provided with fixing bolts 10, and the four corners of the top end of the top frame 7 are respectively provided with threaded holes;

specifically, as shown in fig. 1 and 4, when the crane is installed and used, the rain cover 8 can be respectively utilized to form four groups of struts 9 arranged at the top end of the top frame 7, and after the fixing bolts 10 penetrate through the struts 9 and are screwed into threaded holes in the top end of the top frame 7, the rain cover 8 can be fixedly installed at the top end of the top frame 7, the top of the crane can be covered and rainproof through the set rain cover 8, rust caused by direct flushing of rainwater at the top of the crane is reduced, and the top of the crane is convenient to be covered and waterproof.

Working principle: when the utility model is used, the rain cover 8 can be fixedly arranged at the top end of the top frame 7 after the rain cover 8 is respectively screwed into threaded holes in the top end of the top frame 7 by using four groups of struts 9 arranged at the inner top end and fixing bolts 10 penetrating through the inner parts of the struts 9, the top of the top frame 7 can be covered and rain-proof by the arranged rain cover 8, when the crane is used, the supporting rods 16 can be respectively hinged with the inner parts of the fixed seats 14 at one ends of the bottom legs 2, after the supporting rods are pulled outwards, the mounting plates 17 are horizontally arranged on the ground by using the second connectors 19 and the hinged joints between the bottoms of the supporting rods 16, the supporting rods 16 can be fixedly supported on the ground at two ends of the crane by penetrating the inside of the mounting holes 18 through bolts and screwing into the ground for fixing, the main body of the crane can be supported and fixed in an auxiliary mode through four groups of supporting rods 16 and mounting plates 17 arranged at two sides of the two ends of the top frame 7, meanwhile, when the crane is used, the second fixing plate 5 can be lifted upwards at the top ends of the bottom legs 2 by simultaneously controlling the starting of the oil cylinders 4 at one sides of the four groups of bottom legs 2, the supporting columns 6 can be driven to move upwards at the top ends of the bottom legs 2 at the same time, and the arranged limiting rods 20 can slide upwards and downwards in the limiting grooves 21 for limiting in a directional mode, so that the using height of the crane is adjusted.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a large-scale gantry crane of handling container, includes roof-rack (7), its characterized in that: four corners of roof-rack (7) bottom do not are fixed with pillar (6), the bottom of pillar (6) is provided with bottom leg (2), and the bottom mounting of bottom leg (2) has movable subassembly (1), electric block (11) are installed to the bottom of roof-rack (7), and the bottom of electric block (11) is provided with couple (12), the bottom of couple (12) is provided with clamping jaw (13), the top of roof-rack (7) is provided with rain cover (8), the top of bottom leg (2) one end is fixed with fixing base (14), the one end of bottom leg (2) is provided with bracing piece (16), the top of bracing piece (16) is fixed with first connector (15), the bottom of bracing piece (16) is provided with mounting panel (17), the top of mounting panel (17) is fixed with second connector (19), the inside of mounting panel (17) is run through and is provided with mounting hole (18).

2. A large gantry crane for lifting containers as claimed in claim 1, wherein: the first connector (15) is hinged with the inside of the fixed seat (14), and the second connector (19) is hinged with the inside of the bottom end of the supporting rod (16).

3. A large gantry crane for lifting containers as claimed in claim 1, wherein: the supporting rods (16) are symmetrically arranged about the vertical center line of the top frame (7).

4. A large gantry crane for lifting containers as claimed in claim 1, wherein: the novel hydraulic lifting device is characterized in that a first fixing plate (3) is fixed at the top end of one side of the bottom leg (2), an oil cylinder (4) is fixed at the top end of the first fixing plate (3), a second fixing plate (5) is fixed at the bottom end of one side of the support column (6), a limiting rod (20) is fixed at the bottom end of the support column (6), and a limiting groove (21) is formed in the top end of the bottom leg (2).

5. A large gantry crane for lifting containers as defined in claim 4, wherein: the top end of the oil cylinder (4) is fixedly connected with the bottom end of the second fixing plate (5).

6. A large gantry crane for lifting containers as defined in claim 4, wherein: the limiting rod (20) penetrates through the limiting groove (21).

7. A large gantry crane for lifting containers as claimed in claim 1, wherein: four corners at the top end inside the rain cover (8) are respectively fixed with a supporting rod (9), and fixing bolts (10) penetrate through the supporting rods (9).

8. A large gantry crane for lifting containers as claimed in claim 1, wherein: screw holes are respectively formed in four corners at the top end of the top frame (7).