阅读说明：本技术 一种大型起重船超长起重臂吊装稳定结构 (Hoisting stable structure of super-long crane boom of large crane ship ) 是由 李川江 刘呈伟 陈爱卿 于 2019-11-14 设计创作，主要内容包括：本发明的目的是为了解决现有的吊装不够稳定的难题,公开了一种大型起重船超长起重臂吊装稳定结构,包括支撑板和套筒,所述支撑板设置在套筒上方,所述支撑板上对称安装有紧固螺钉,所述支撑板上表面对称焊接有导向板,所述导向板之间安装有转轴,所述转轴表面安装有转筒,所述转轴右端安装有第一电机,所述第一电机与导向板之间安装有定位杆,所述转筒与套筒之间连接有拉绳,所述套筒左右两侧对称套有滑杆,所述滑杆外端安装有推板,所述推板外表面对称安装有推环；本发明通过驱动组件的设置,结合螺旋弹簧的设置,进而使用推环对吊绳进行频繁震动,有助于对吊绳的摆动进行消减,使得吊装更加稳定,且设计合理,操作方便,安全可靠。(The invention aims to solve the problem of unstable hoisting in the prior art, and discloses a hoisting stabilizing structure for an overlong crane boom of a large crane ship, which comprises a supporting plate and a sleeve, wherein the supporting plate is arranged above the sleeve, fastening screws are symmetrically arranged on the supporting plate, guide plates are symmetrically welded on the upper surface of the supporting plate, a rotating shaft is arranged between the guide plates, the surface of the rotating shaft is provided with a rotating drum, the right end of the rotating shaft is provided with a first motor, a positioning rod is arranged between the first motor and the guide plates, a pull rope is connected between the rotating drum and the sleeve, slide bars are symmetrically sleeved on the left side and the right side of the sleeve, the outer ends of the slide bars are provided with push plates, and the; according to the invention, through the arrangement of the driving assembly and the arrangement of the spiral spring, the push ring is used for frequently vibrating the lifting rope, so that the swinging of the lifting rope is reduced, the lifting is more stable, and the lifting device is reasonable in design, convenient to operate, safe and reliable.)

1. The utility model provides a large-scale crane ship overlength jib loading stable structure, includes backup pad (8) and sleeve (16), its characterized in that: the utility model discloses a novel push plate, including backup pad (8), fastening screw (7) are installed to the symmetry on backup pad (8), the symmetrical welding of surface has deflector (4) in backup pad (8), install pivot (3) between deflector (4), pivot (3) surface mounting has rotary drum (2), first motor (5) are installed to pivot (3) right-hand member, install locating lever (6) between first motor (5) and deflector (4), be connected with stay cord (1) between rotary drum (2) and sleeve (16), the symmetrical cover in sleeve (16) left and right sides has slide bar (15), push pedal (10) are installed to slide bar (15) outer end, push pedal (10) surface symmetry installs throw-out collar (11), the symmetrical welding of sleeve (16) upper surface both ends has lagging (9), install coil spring (12) between lagging (9) and push pedal (10), a guide rod (13) is sleeved in the spiral spring (12), a first rack (14) is arranged on the upper surface of the guide rod (13), a driving part (A) is arranged on the upper side of the sleeve plate (9), a mounting plate (21) is arranged in the driving part (A), the inner side surface of the mounting plate (21) is provided with a mounting rod (22), the inner end of the mounting rod (22) is provided with a second motor (25), a rotary table (24) is arranged in the middle of the second motor (25), a second rack (23) is arranged on the side surface of the rotary table (24), a connecting rod (17) is arranged in the middle of the lower surface of the sleeve (16), a sleeve ring (20) is sleeved on the surface of the connecting rod (17), screw caps (18) are symmetrically arranged at the upper side and the lower side of the lantern ring (20), wind speed cups (19) are uniformly arranged on the outer surface of the lantern ring (20), the sleeve plate (9) is provided with a through hole (26) for the guide rod (13) to slide.

2. The hoisting stabilizing structure for the overlong boom of the large crane ship as claimed in claim 1, wherein: the mounting plate (21) is welded with the sleeve plate (9).

3. The hoisting stabilizing structure for the overlong boom of the large crane ship as claimed in claim 1, wherein: the second racks (23) are distributed in a half circle of the rotary table (24), and the first racks (14) are meshed and matched with the second racks (23).

4. The hoisting stabilizing structure for the overlong boom of the large crane ship as claimed in claim 1, wherein: and a bearing is arranged between the lantern ring (20) and the connecting rod (17).

5. The hoisting stabilizing structure for the overlong boom of the large crane ship as claimed in claim 1, wherein: the push ring (11) is of an arc-shaped structure.

6. The hoisting stabilizing structure for the overlong boom of the large crane ship as claimed in claim 1, wherein: the sliding rod (15) is in sliding fit with the sleeve (16).

Technical Field

The invention relates to the field of crane boom hoisting, in particular to a hoisting stable structure for an overlong crane boom of a large crane ship.

Background

The crane boom is an important device on a crane. The crane arm is used for supporting the container to be hoisted and enabling the loading and unloading bridge to have certain hoisting height and width. It is divided into a front arm and a rear arm. The front extending arm can move in a pitching or telescopic mode, and therefore the ship can conveniently lean against the shore during loading and unloading. The crane is divided into a truss type crane boom, a box type crane boom and the like according to the structural style.

To overlength jib loading boom, the pendulum rope swings very easily when carrying out hoist and mount, thereby influence the stability of hoist and mount, at the in-process of carrying out hoist and mount, be difficult for controlling the lifting rope, thereby make the hoist and mount rock comparatively acutely, the influence is to the accurate loading and unloading of goods, at the in-process of handling, because the blowing of wind, and the handling in-process rocks the lifting rope, thereby will make two strands of lifting ropes twist together, the regulation of going up and down when influencing hoist and mount, also it is more acutely to swing the goods when hoist and mount simultaneously easily, consequently, need to design a large-scale crane ship overlength jib loading boom stable structure and solve the not enough of prior art urgently.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides a stable hoisting structure for an ultra-long crane boom of a large crane ship.

The invention is realized by the following technical scheme:

a hoisting stabilizing structure for an ultra-long boom of a large crane ship comprises a supporting plate and a sleeve, wherein the supporting plate is arranged above the sleeve, fastening screws are symmetrically installed on the supporting plate, guide plates are symmetrically welded on the upper surface of the supporting plate, a rotating shaft is installed between the guide plates, a rotating drum is installed on the surface of the rotating shaft, a first motor is installed at the right end of the rotating shaft, a positioning rod is installed between the first motor and the guide plates, a stay cord is connected between the rotating drum and the sleeve, slide rods are symmetrically sleeved on the left side and the right side of the sleeve, push plates are installed at the outer ends of the slide rods, push rings are symmetrically installed on the outer surfaces of the push plates, sleeve plates are symmetrically welded on the two ends of the upper surface of the sleeve, a spiral spring is installed between the sleeve plates and the push plates, a guide rod, the inside mounting panel that includes of driver part, the installation pole is installed to the mounting panel medial surface, the second motor is installed to installation pole inner, second motor mid-mounting has the carousel, the carousel side-mounting has the second rack, sleeve lower surface mid-mounting has the connecting rod, connecting rod surface cover has the lantern ring, the nut is installed to bilateral symmetry about the lantern ring, the lantern ring surface evenly installs the wind speed cup, set up on the lagging and supply the gliding through-hole of guide arm.

Preferably, the mounting plate is welded to the strap.

Preferably, the second rack is distributed in half a circle of the rotating disc, and the first rack is meshed with the second rack.

Preferably, a bearing is installed between the lantern ring and the connecting rod.

Preferably, the push ring is of an arc-shaped structure.

Preferably, the slide bar is in sliding fit with the sleeve.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, through the arrangement of the driving part and the combination of the first rack and the second rack, the push ring is beneficial to pushing the lifting rope, the frequency of the second motor is adjusted quickly, so that the lifting rope is driven to vibrate, the lifting rope is vibrated in the lifting process, the swinging force is easily reduced, the swinging is effectively prevented, and the lifting is more stable due to the arrangement of the device;

2. according to the invention, the wind speed during hoisting can be visually observed through the arrangement of the wind speed cup, if the wind speed is higher, the vibration to the lifting rope is enhanced, the swing of the lifting rope is reduced, and the hoisting is more stable;

3. the control of the pull rope is realized by controlling the rotary drum through the first motor, so that the position of a part controlled by the lifting rope is adjusted by the device, the lifting rope of the crane is vibrated according to requirements, and the swinging power is reduced;

4. the second rack is arranged into a half circle, the guide rod can be automatically and repeatedly pushed through the repeated meshing of the first rack and the second rack, and the device is automatically controlled in combination with the arrangement of the spiral spring, so that the device is very convenient and fast;

5. according to the invention, through the arrangement of the driving assembly and the arrangement of the spiral spring, the push ring is used for frequently vibrating the lifting rope, so that the swinging of the lifting rope is reduced, the lifting is more stable, and the lifting device is reasonable in design, convenient to operate, safe and reliable.

Drawings

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

FIG. 2 is an enlarged view of the drive component of the present invention;

FIG. 3 is a side view of a nest plate of the present invention;

FIG. 4 is a top view of the push ring of the present invention;

FIG. 5 is a schematic view of the present invention showing the engagement of the push ring with the lifting rope;

description of reference numerals: A. the wind speed measuring device comprises a driving part, 1, a pull rope, 2, a rotary drum, 3, a rotary shaft, 4, a guide plate, 5, a first motor, 6, a positioning rod, 7, a fastening screw, 8, a supporting plate, 9, a sleeve plate, 10, a push plate, 11, a push ring, 12, a spiral spring, 13, a guide rod, 14, a first rack, 15, a sliding rod, 16, a sleeve, 17, a connecting rod, 18, a nut, 19, a wind speed cup, 20, a sleeve ring, 21, a mounting plate, 22, a mounting rod, 23, a second rack, 24, a rotary disc, 25, a second motor, 26 and a through hole.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a hoisting stabilizing structure for an ultra-long boom of a large crane ship comprises a supporting plate 8 and a sleeve 16, wherein the supporting plate 8 is arranged above the sleeve 16, fastening screws 7 are symmetrically installed on the supporting plate 8, guide plates 4 are symmetrically welded on the upper surface of the supporting plate 8, a rotating shaft 3 is installed between the guide plates 4, a rotating drum 2 is installed on the surface of the rotating shaft 3, a first motor 5 is installed at the right end of the rotating shaft 3, positioning rods 6 are installed between the first motor 5 and the guide plates 4, pull ropes 1 are connected between the rotating drum 2 and the sleeve 16, slide rods 15 are symmetrically sleeved on the left side and the right side of the sleeve 16, a push plate 10 is installed at the outer end of each slide rod 15, push rings 11 are symmetrically installed on the outer surface of the push plate 10, sleeve plates 9 are symmetrically welded on the two ends of the upper surface of the sleeve 16, a spiral spring 12 is installed, 13 last surface mounting of guide arm has first rack 14, 9 upsides of lagging are provided with driver part A, driver part A is inside including mounting panel 21, installation pole 22 is installed to the 21 medial surfaces of mounting panel, second motor 25 is installed to installation pole 22 the inner, second motor 25 mid-mounting has carousel 24, 24 side-mounting of carousel has second rack 23, 16 lower surface mid-mounting of sleeve has connecting rod 17, connecting rod 17 surface cover has lantern ring 20, the nut 18 is installed to bilateral symmetry about the lantern ring 20, anemoscope 19 is evenly installed to 20 surface of the lantern ring, set up on the lagging 9 and supply the gliding through-hole 26 of guide arm 13.

The mounting plate 21 is welded to the strap 9.

The second rack 23 is distributed in a half circle of the rotating disc 24, and the first rack 14 is meshed and matched with the second rack 23.

A bearing is mounted between the collar 20 and the connecting rod 17.

The push ring 11 is of an arc-shaped structure.

The slide rod 15 is in sliding engagement with the sleeve 16.

The method comprises the following operation steps: firstly, a support plate 8 of the device is placed on a sliding trolley on a crane boom and fastened by a fastening screw 7, so that push plates 10 are respectively clamped outside lifting ropes on two sides, a first motor 5 and a second motor 25 are connected with a power supply on a crane, when the crane is hoisted, a switch of the second motor 25 is turned on, the second motor 25 drives a rotary table 24 to rotate, a first rack 14 and a second rack 23 are meshed, when the first rack 14 and the second rack 23 are meshed, a guide rod 13 is pushed outwards, so that a push ring 11 pushes the lifting ropes, a spiral spring 12 is stretched, the first rack 14 and the second rack 23 are separated along with the continuous rotation of the rotary table 24, the guide rod 13 slides inwards through the elastic force of the spiral spring 12, and the frequency of the push ring 11 pushing the lifting ropes outwards can be controlled by adjusting the frequency of the second motor 25, the vibration of the lifting rope is realized, the vibration force is provided for the lifting rope in the lifting process, the swinging of the lifting rope is effectively reduced, the wind speed condition can be visually observed through the wind speed cup 19, the frequency of the second motor 25 can be properly adjusted, and the swinging prevention operation of the lifting rope is effectively carried out.

According to the invention, through the arrangement of the driving assembly and the arrangement of the spiral spring, the push ring is used for frequently vibrating the lifting rope, so that the swinging of the lifting rope is reduced, the lifting is more stable, and the lifting device is reasonable in design, convenient to operate, safe and reliable.

The present embodiment is only for explaining the present invention, and not for limiting the present invention, and those skilled in the art can make modifications without inventive contribution to the present embodiment as needed after reading the present specification, but all of which are protected by patent law within the scope of the claims of the present invention.