CN215974608U

CN215974608U - Anti-swing device of container gantry crane

Info

Publication number: CN215974608U
Application number: CN202122383142.9U
Authority: CN
Inventors: 董彦波; 毛贻雪; 丁一; 徐丙赞; 张营
Original assignee: Demarco Hoisting Machinery Co Ltd
Current assignee: Demarco Hoisting Machinery Co Ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-03-08
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses an anti-swing device of a container gantry crane, which comprises a fixed hanging beam, wherein four corners at the bottom of the fixed hanging beam are provided with a fixed main frame, the fixed main frame and the fixed hanging beam are integrally formed by welding, the upper end of a stable support frame is provided with a hydraulic cylinder, the hydraulic cylinder is fixed with a fastening clamp plate arranged on the surface of the upper end of the stable support frame through a hydraulic support frame, two ends of the hydraulic cylinder are fixed with the stable support frame through a limiting clamp frame, the front end of the limiting clamp frame is connected with a fixed clamp block through a fastening clamp shaft, the fixed clamp block is fixed with the surface of the fixed main frame through welding, and the joint of the limiting clamp frame and the stable support frame is fixed through a fastening bolt. According to the utility model, the bottom support main frame of the portal crane is reinforced and stably protected, so that the phenomenon of shaking and swinging of the upper lifting beam assembly can be effectively prevented, a good stable supporting effect is achieved, and the safety of the lifting and hoisting assembly during operation is improved.

Description

Anti-swing device of container gantry crane

Technical Field

The utility model relates to the technical field of gantry cranes, in particular to an anti-swing device of a container gantry crane.

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 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. A gantry crane (also called a gantry crane) is a bridge crane in which a bridge is supported on a ground rail by legs at both sides. Structurally, the crane consists of a portal frame, a cart running mechanism, a hoisting trolley, an electric part and the like. Some gantry cranes have legs on one side only, and the other side is supported on a factory or a trestle to run, and are called semi-gantry cranes. The gantry crane comprises a gantry upper bridge (comprising a main beam and an end beam), supporting legs, a lower cross beam and the like. In order to enlarge the operation range of the crane, the main beam can extend out of the supporting legs to one side or two sides to form a cantilever. The crane can also adopt a crane trolley with an arm support, and the operation range of the crane is expanded through the pitching and the rotating of the arm support.

When the existing container portal crane is used for hoisting operation, the hoisting beam is easy to shake, so that the hoisting operation is unsafe, and a novel container portal crane anti-swing device is urgently needed to be developed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-swing device of a container portal crane, which aims to solve the problem that the hoisting operation is unsafe because the hoisting beam is easy to shake when the conventional container portal crane proposed in the background art is used for hoisting operation.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a container gantry crane anti-swing device, includes fixed hanging beam, fixed body frame is installed to four corners in the bottom of fixed hanging beam, through welding integrated into one piece between fixed body frame and the fixed hanging beam, firm support frame is all installed at the both ends of fixed body frame, and fixed suction cup is installed to the bottom of firm support frame, the pneumatic cylinder is installed to the upper end of firm support frame, and the pneumatic cylinder passes through hydraulic support frame and sets up the fastening splint on firm support frame upper end surface mutually fixed, the both ends of pneumatic cylinder are fixed mutually with firm support frame through spacing calorie of frame, and the front end of spacing calorie of frame is connected with fixture block through fastening calorie axle, and fixture block is fixed mutually through the surface of welding with fixed body frame, spacing calorie of frame is fixed mutually through fastening bolt with the junction of firm support frame.

Preferably, the bottom of the fixing main frame is provided with a supporting cushion block, and the supporting cushion block and the fixing main frame are of an integrated structure.

Preferably, the upper end of the fixed sucker is fixed with a slotted hole arranged on the surface of the lower end of the stable support frame through a fastening shaft pin.

Preferably, the surface of the fastening clamping plate is provided with a shaft hole, and the fastening clamping plate penetrates through the shaft hole through a fixing shaft to be fixed with the interior of the hydraulic support frame.

Preferably, the fixed hanging beam is provided with a hoisting driving mechanism, and a servo motor is arranged in the hoisting driving mechanism.

Preferably, the surface of the hoisting driving mechanism is connected with a hoisting hook through a fixed chain.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the utility model, the bottom support main frame of the portal crane is reinforced and stably protected, so that the phenomenon of shaking and swinging of the upper lifting beam assembly can be effectively prevented, a good stable supporting effect is achieved, and the safety of the lifting and hoisting assembly during operation is improved;

(2) firm support frame is all installed at the both ends of fixed body frame, and fixed sucking disc is installed to the bottom of firm support frame, and fixed sucking disc possesses good absorption firm effect, can firmly fix ground, and the pneumatic cylinder is installed to the upper end of firm support frame, and the pneumatic cylinder passes through hydraulic support frame and sets up at the fastening splint of firm support frame upper end surface mutually fixed, through installing hydraulic pressure auxiliary stay subassembly, further can stabilize the support to firm support frame, prevents that it from taking place not hard up the condition.

Drawings

FIG. 1 is an overall front view of the present invention;

FIG. 2 is a schematic view of a stable supporting frame according to the present invention;

fig. 3 is a partial structural schematic view of the stable supporting frame of the present invention.

In the figure: 1. hoisting a driving mechanism; 2. fixing the hanging beam; 3. fixing the main frame; 4. stabilizing the support frame; 5. supporting the cushion block; 6. fixing a chain; 7. a lifting hook; 8. fixing the fixture block; 9. fastening a bolt; 10. a limiting clamp frame; 11. a hydraulic cylinder; 12. a hydraulic support frame; 13. fastening the clamping plate; 14. fastening a shaft pin; 15. fixing the sucker; 16. and fastening the clamping shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, an embodiment of the present invention is shown: the utility model provides a container gantry crane anti-swing pendulum device, including fixed hanging beam 2, fixed body frame 3 is installed to four corners in bottom of fixed hanging beam 2, through welding integrated into one piece between fixed body frame 3 and the fixed hanging beam 2, firm support frame 4 is all installed at the both ends of fixed body frame 3, fixing suction cup 15 is installed to the bottom of firm support frame 4, pneumatic cylinder 11 is installed to the upper end of firm support frame 4, pneumatic cylinder 11 is fixed mutually through hydraulic support frame 12 and the fastening splint 13 that set up at 4 upper end surfaces of firm support frame, it is fixed mutually with firm support frame 4 that spacing calorie of frame 10 is passed through at the both ends of pneumatic cylinder 11, the front end of spacing calorie of frame 10 is connected with fixed fixture block 8 through fastening card axle 16, fixed fixture block 8 is fixed mutually through the surface of welding with fixed body frame 3, spacing calorie of frame 10 is fixed mutually through fastening bolt 9 with the junction of firm support frame 4.

Further, the bottom of the fixed main frame 3 is provided with a supporting cushion block 5, and the supporting cushion block 5 and the fixed main frame 3 are of an integrated structure.

Further, the upper end of the fixed suction cup 15 is fixed to a groove hole formed in the lower end surface of the stable support frame 4 by a fastening shaft pin 14.

Further, the surface of the fastening clamp plate 13 is provided with a shaft hole, and the fastening clamp plate 13 passes through the shaft hole through a fixing shaft to be fixed with the inside of the hydraulic support frame 12.

Further, a hoisting driving mechanism 1 is installed on the fixed hoisting beam 2, and a servo motor is installed inside the hoisting driving mechanism 1.

Further, the surface of the hoisting driving mechanism 1 is connected with a hoisting hook 7 through a fixed chain 6.

The working principle is as follows: when the device is used, the four corners at the bottom of the fixed hanging beam 2 are provided with the fixed main frames 3, the two ends of each fixed main frame 3 are provided with the stable support frames 4, the bottom of each stable support frame 4 is provided with the fixed sucker 15, each fixed sucker 15 has good adsorption and stabilization effects and can be firmly fixed to the ground, the upper end of each stable support frame 4 is provided with the hydraulic cylinder 11, the hydraulic cylinder 11 is fixed with the fastening clamp plate 13 arranged on the upper end surface of each stable support frame 4 through the hydraulic support frame 12, the two ends of each hydraulic cylinder 11 are fixed with the corresponding stable support frame 4 through the limiting clamp frames 10, and the stable support frames 4 can be further stably supported by installing the hydraulic auxiliary support assembly to prevent the stable support frames from loosening, so that the swinging phenomenon of the hanging beam assembly above can be effectively prevented by reinforcing and stabilizing and protecting the fixed main frames 3 at the bottom of the portal crane, the lifting and hoisting assembly has good stable supporting effect and improves the safety during the operation of the lifting and hoisting assembly.

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 invention may be embodied in other specific forms without departing from the spirit or essential attributes 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. An anti-swing device of a container gantry crane comprises a fixed hanging beam (2) and is characterized in that a fixed main frame (3) is installed at four corners of the bottom of the fixed hanging beam (2), the fixed main frame (3) and the fixed hanging beam (2) are integrally formed by welding, a stable support frame (4) is installed at each of two ends of the fixed main frame (3), a fixed suction cup (15) is installed at the bottom of the stable support frame (4), a hydraulic cylinder (11) is installed at the upper end of the stable support frame (4), the hydraulic cylinder (11) is fixed with a fastening clamping plate (13) arranged on the upper end surface of the stable support frame (4) through a hydraulic support frame (12), two ends of the hydraulic cylinder (11) are fixed with the stable support frame (4) through a limiting clamping frame (10), and the front end of the limiting clamping frame (10) is connected with a fixed clamping block (8) through a fastening clamping shaft (16), the fixed clamping block (8) is fixed with the surface of the fixed main frame (3) through welding, and the joint of the limiting clamping frame (10) and the stable supporting frame (4) is fixed through a fastening bolt (9).

2. The anti-swing device of the container gantry crane according to claim 1, wherein: the bottom of the fixed main frame (3) is provided with a supporting cushion block (5), and the supporting cushion block (5) and the fixed main frame (3) are of an integrated structure.

3. The anti-swing device of the container gantry crane according to claim 1, wherein: the upper end of the fixed sucker (15) is fixed with a slotted hole arranged on the surface of the lower end of the stable supporting frame (4) through a fastening shaft pin (14).

4. The anti-swing device of the container gantry crane according to claim 1, wherein: the surface of the fastening clamping plate (13) is provided with a shaft hole, and the fastening clamping plate (13) penetrates through the shaft hole through a fixing shaft to be fixed with the interior of the hydraulic support frame (12).

5. The anti-swing device of the container gantry crane according to claim 1, wherein: the fixed hanging beam (2) is provided with a hoisting driving mechanism (1), and a servo motor is arranged inside the hoisting driving mechanism (1).

6. The anti-swing device of the container gantry crane according to claim 5, wherein: the surface of the hoisting driving mechanism (1) is connected with a hoisting hook (7) through a fixed chain (6).