阅读说明：本技术 一种起重船过载摇晃保护装置 (Overload shaking protection device for crane ship ) 是由 王可尊 刘跃文 姜英德 于 2021-09-13 设计创作，主要内容包括：本发明涉及起吊技术领域,公开了一种起重船过载摇晃保护装置,包括安装板,安装板的中部设有起吊装置,还包括支撑高度调节机构和水流稳定机构；支撑高度调节机构,包括与安装板四个拐角滑动连接的导向柱,导向柱远离起吊装置的一端固定连接固定板,所述固定板的外侧设有滑动板,滑动板的中部滑动连接滑动杆的两侧,滑动杆靠近安装板的一侧转动连接支撑杆的一端,支撑杆的另一端转动连接安装板的中部；水流稳定机构,包括设置于固定板远离安装板一侧的水箱,固定板的中部转动连接第一转轴。本发明适用于一种起重船过载摇晃保护装置,起吊的过程中挡板阻挡水流的流动,从而使得整个船体可以趋于稳定的状态,从而实现减缓晃动的效果。(The invention relates to the technical field of hoisting, and discloses an overload shaking protection device for a crane ship, which comprises a mounting plate, a hoisting device, a supporting height adjusting mechanism and a water flow stabilizing mechanism, wherein the hoisting device is arranged in the middle of the mounting plate; the supporting height adjusting mechanism comprises guide posts which are in sliding connection with four corners of the mounting plate, one ends of the guide posts, far away from the lifting device, are fixedly connected with a fixed plate, a sliding plate is arranged on the outer side of the fixed plate, the middle part of the sliding plate is in sliding connection with two sides of a sliding rod, one side of the sliding rod, close to the mounting plate, is rotatably connected with one end of a supporting rod, and the other end of the supporting rod is rotatably connected with the middle part of the mounting plate; the water flow stabilizing mechanism comprises a water tank arranged on one side, far away from the mounting plate, of the fixing plate, and the middle of the fixing plate is rotatably connected with a first rotating shaft. The invention is suitable for the crane ship overload shaking protection device, and the baffle blocks the flow of water flow in the hoisting process, so that the whole ship body can tend to a stable state, and the shaking slowing effect is realized.)

1. The overload shaking protection device for the crane ship comprises a mounting plate, wherein a hoisting device is arranged in the middle of the mounting plate, and the overload shaking protection device is characterized by further comprising a supporting height adjusting mechanism and a water flow stabilizing mechanism;

the supporting height adjusting mechanism comprises guide posts which are in sliding connection with four corners of the mounting plate, one ends of the guide posts, far away from the lifting device, are fixedly connected with a fixed plate, a sliding plate is arranged on the outer side of the fixed plate, the middle part of the sliding plate is in sliding connection with two sides of a sliding rod, one side of the sliding rod, close to the mounting plate, is rotatably connected with one end of a supporting rod, and the other end of the supporting rod is rotatably connected with the middle part of the mounting plate;

rivers stabilizing mean, including setting up in the fixed plate and keeping away from the water tank of mounting panel one side, the middle part of fixed plate is rotated and is connected first pivot, the middle part fixed connection baffle of first pivot, and the one end of keeping away from the water tank of first pivot is equipped with driven gear, one side that the slide bar is close to first pivot is equipped with driven gear complex rack.

2. The crane ship overload rocking protection device as claimed in claim 1, wherein a support frame is provided at one side of the fixed plate, a middle portion of the support frame is rotatably connected to the second rotating shaft, one end of the second rotating shaft close to the mounting plate is fixedly connected to a rotating disc, one side of the rotating disc far from the center is rotatably connected to an end portion of a third rotating shaft, the middle portion of the third rotating shaft is rotatably connected to one end of a push rod, and the other end of the push rod is rotatably connected to an end portion of a sliding rod.

3. The crane ship overload and sway protection device as claimed in claim 2, wherein two third rotation shafts are disposed on the rotation disc, the two third rotation shafts are symmetrically disposed with respect to an axis of the rotation disc, and sliding rods engaged with the third rotation shafts are disposed on two sides of the fixed plate, respectively.

4. A crane vessel overload roll protection apparatus according to claim 3, wherein the two slide bars move in opposite directions.

5. A crane vessel overload roll protection apparatus according to claim 4, wherein the two support bars rotate in opposite directions.

6. The protecting device for the over-loading and shaking of the crane ship as claimed in claim 2, wherein the end of the supporting frame is provided with a bearing seat, the bearing seat is rotatably connected with a rotating rod, the end of the rotating rod is provided with a first bevel gear, the first bevel gear is engaged with a second bevel gear, and the second bevel gear is fixedly connected with one end of the second rotating shaft far away from the rotating disc.

7. The crane ship overload and roll protection device as claimed in claim 1, wherein a water inlet pipe is provided at a side of the water tank away from the fixing plate, and a throttle valve is provided inside the water inlet pipe.

8. The crane ship overload and sway protection device as claimed in claim 7, wherein a water pump is disposed on a side of the water tank close to the fixing plate, an input end of the water pump is connected to one end of the water pumping pipe, the other end of the water pumping pipe is disposed away from the fixing plate, a water outlet end of the water pump is connected to one end of the water drainage pipe, and the other end of the water drainage pipe is disposed outside the water tank.

Technical Field

The invention relates to the technical field of hoisting, in particular to a crane ship overload shaking protection device.

Background

The crane ship is also called a floating crane. The harbour ship is mainly used for loading and unloading large cargos. The vessel is provided with a hoisting device, and the suspension arm is fixed and rotary. The lifting capacity is typically from several hundred tons to several thousand tons. A crane vessel is generally not capable of self-propulsion. It can also be used as a port engineering ship.

When the load of the hoisting device is large, the whole hoisting ship can shake, so that the normal work of the whole hoisting device is influenced, and therefore, in order to avoid the large shaking of the hoisting ship, a related shaking protection device needs to be arranged on the ship.

Disclosure of Invention

The invention provides a crane ship overload shaking protection device, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the overload shaking protection device for the crane ship comprises a mounting plate, wherein a hoisting device is arranged in the middle of the mounting plate, and the overload shaking protection device also comprises a supporting height adjusting mechanism and a water flow stabilizing mechanism;

the supporting height adjusting mechanism comprises guide posts which are in sliding connection with four corners of the mounting plate, one ends of the guide posts, far away from the lifting device, are fixedly connected with a fixed plate, a sliding plate is arranged on the outer side of the fixed plate, the middle part of the sliding plate is in sliding connection with two sides of a sliding rod, one side of the sliding rod, close to the mounting plate, is rotatably connected with one end of a supporting rod, and the other end of the supporting rod is rotatably connected with the middle part of the mounting plate;

rivers stabilizing mean, including setting up in the fixed plate and keeping away from the water tank of mounting panel one side, the middle part of fixed plate is rotated and is connected first pivot, the middle part fixed connection baffle of first pivot, and the one end of keeping away from the water tank of first pivot is equipped with driven gear, one side that the slide bar is close to first pivot is equipped with driven gear complex rack.

As a preferable technical scheme of the invention, one side of the fixed plate is provided with a support frame, the middle part of the support frame is rotatably connected with a second rotating shaft, one end of the second rotating shaft, which is close to the mounting plate, is fixedly connected with a rotating disc, one side of the rotating disc, which is far away from the center, is rotatably connected with the end part of a third rotating shaft, the middle part of the third rotating shaft is rotatably connected with one end of a push rod, and the other end of the push rod is rotatably connected with the end part of a sliding rod.

As a preferred technical solution of the present invention, two third rotating shafts are disposed on the rotating disc, the two third rotating shafts are symmetrically disposed with respect to an axis of the rotating disc, and sliding rods engaged with the third rotating shafts are disposed on two sides of the fixed plate, respectively.

As a preferable aspect of the present invention, the moving directions of the two slide bars are opposite.

As a preferable technical scheme of the invention, the rotation directions of the two support rods are opposite.

As a preferable technical scheme of the invention, the end part of the support frame is provided with a bearing seat, the bearing seat is rotatably connected with a rotating rod, the end part of the rotating rod is provided with a first bevel gear, the first bevel gear is meshed with a second bevel gear, and the second bevel gear is fixedly connected with one end of a second rotating shaft, which is far away from a rotating disc.

As a preferable technical scheme of the invention, a water inlet pipe is arranged on one side of the water tank, which is far away from the fixed plate, and a throttle valve is arranged in the water inlet pipe.

As a preferable technical scheme of the invention, one side of the water tank close to the fixed plate is provided with a water pump, the input end of the water pump is connected with one end of a water pumping pipe, the other end of the water pumping pipe is arranged far away from the fixed plate, the water outlet end of the water pump is connected with one end of a water drainage pipe, and the other end of the water drainage pipe is arranged outside the water tank.

The invention has the following advantages:

the crane ship overload shaking protection device is suitable for a crane ship overload shaking protection device, the lifting device can be lifted to complete the lifting action when the crane ship is lifted through the mutual matching of the sliding rod, the rack, the driven gear and the supporting rod, and the baffle blocks the flow of water flow in the lifting process, so that the whole ship body can tend to a stable state, and the shaking alleviation effect is realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a crane ship overload roll protection device.

Fig. 2 is a front view of a crane ship overload roll protection device.

Fig. 3 is a schematic structural diagram of the inside of a water tank in the overload and roll protection device for a crane ship.

Fig. 4 is a front view of fig. 3.

Fig. 5 is a bottom view of fig. 3.

In the figure: 1. a water flow stabilizing mechanism; 2. a support height adjustment mechanism; 3. mounting a plate; 4. a hoisting device; 5. a guide post; 6. a fixing plate; 7. a slide bar; 8. a support bar; 9. a water tank; 10. a driven gear; 11. a first rotating shaft; 12. a rack; 13. a sliding plate; 14. a baffle plate; 15. rotating the disc; 16. a third rotating shaft; 17. a push rod; 18. a water inlet pipe; 19. a water pumping pipe; 20. a water pump; 21. a drain pipe; 22. a support frame; 23. rotating the rod; 24. a bearing seat; 25. a first bevel gear; 26. a second rotating shaft; 27. a second bevel gear.

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.

In an embodiment, please refer to fig. 1 to 5, an overload and sway protection device for a crane ship includes a mounting plate 3, a hoisting device 4 is disposed in the middle of the mounting plate 3, and the hoisting device 4 is a conventional accessory, so that the working principle or the mounting structure thereof will not be described in detail, and further includes a support height adjusting mechanism 2 and a water flow stabilizing mechanism 1, wherein the support height adjusting mechanism 2 can adjust the height of the hoisting device 4, so as to meet the use requirement of work, and the water flow stabilizing mechanism 1 can adjust the stability of the ship through the flow of water flow;

the supporting height adjusting mechanism 2 comprises guide posts 5 which are in sliding connection with four corners of a mounting plate 3, one ends of the guide posts 5, far away from a lifting device 4, are fixedly connected with a fixed plate 6, the lower ends of the guide posts 5 are fixedly connected with the four corners of the fixed plate 6, sliding plates 13 are arranged on the outer sides of the fixed plate 6, the middle parts of the sliding plates 13 are in sliding connection with two sides of sliding rods 7, one side, close to the mounting plate 3, of each sliding rod 7 is rotatably connected with one end of a supporting rod 8, the other end of each supporting rod 8 is rotatably connected with the middle part of the mounting plate 3, the left side and the right side of the fixed plate 6 are provided with the sliding plates 13, the middle parts of the sliding plates 13 can be in sliding connection with the left side and the right side of each sliding rod 7, one side, far away from the center of the device, of the upper surface of each sliding rod 7 is rotatably connected with the lower end of the supporting rod 8, the upper end of the supporting rod 8 is rotatably connected with the middle part of the lower surface of the mounting plate 3, therefore, when the sliding rods 7 move left and right, the effect of adjusting the height of the mounting plate 3, namely the effect of adjusting the height of the hoisting device 4 is realized;

rivers stabilizing mean 1, including setting up in the water tank 9 that mounting panel 3 one side was kept away from to fixed plate 6, the middle part of fixed plate 6 is rotated and is connected first pivot 11, the middle part fixed connection baffle 14 of first pivot 11, the one end of keeping away from water tank 9 of first pivot 11 is equipped with driven gear 10, one side that slide bar 7 is close to first pivot 11 is equipped with driven gear 10 complex rack 12, when the slide bar 7 removes about, slide bar 7 can drive driven gear 10 through rack 12 and rotate to make driven gear 10 drive first pivot 11 and rotate, also be baffle 14 and rotate, thereby make the middle part of water tank 9 opened or closed, adjust the efficiency that inside rivers flow.

In one aspect of this embodiment, a support frame 22 is disposed on one side of the fixed plate 6, a middle portion of the support frame 22 is rotatably connected to a second rotating shaft 26, one end of the second rotating shaft 26 close to the mounting plate 3 is fixedly connected to the rotating disc 15, one side of the rotating disc 15 away from the center is rotatably connected to an end portion of a third rotating shaft 16, a middle portion of the third rotating shaft 16 is rotatably connected to one end of a push rod 17, and the other end of the push rod 17 is rotatably connected to an end portion of the sliding rod 7. A support frame 22 is arranged at the left side of the fixed plate 6, and the support frame 22 is rotatably connected with the rotating disc 15. Two third rotating shafts 16 are arranged on the rotating disc 15, the two third rotating shafts 16 are symmetrically arranged relative to the axis of the rotating disc 15, and sliding rods 7 matched with the third rotating shafts 16 are respectively arranged on two sides of the fixed plate 6. The two sliding rods 7 move in opposite directions. The rotation directions of the two support rods 8 are opposite. Both sides have all set up second pivot 26 around the rolling disc 15, consequently, when the rolling disc 15 rotated, the second pivot 26 of one side moved to the left side, the second pivot 26 of opposite side can move to the right side, thereby make two slide bar 7 remove according to opposite direction, set up bracing piece 8 in the top of slide bar 7 this moment, and the mutual symmetry in position that two bracing pieces 8 set up, consequently, slide bar 7 when removing, bracing piece 8 can be synchronous promotes mounting panel 3 and reciprocates, two racks 12 can drive driven gear 10 simultaneously and carry out stable rotation.

In one aspect of this embodiment, the end of the support frame 22 is provided with a bearing seat 24, the bearing seat 24 is rotatably connected to the rotating rod 23, the end of the rotating rod 23 is provided with a first bevel gear 25, the first bevel gear 25 is engaged with a second bevel gear 27, and the second bevel gear 27 is fixedly connected to an end of the second rotating shaft 26 away from the rotating disk 15. The first bevel gear 25 and the second bevel gear 27 can realize the effect of a speed reducer, so that an operator can drive the rotating rod 23 to rotate by a small force value, and then the rotating disk 15 can rotate.

In one case of this embodiment, the side of the water tank 9 remote from the fixed plate 6 is provided with a water inlet pipe 18, and a throttle valve is provided inside the water inlet pipe 18. The whole device is arranged at the bow or stern of the ship and the outside of the water tank 9 is exposed to the water, and the water flow in the water tank 9 can be controlled by opening and closing the throttle valve. One side of the water tank 9 close to the fixing plate 6 is provided with a water pump 20, the input end of the water pump 20 is connected with one end of a water pumping pipe 19, the other end of the water pumping pipe 19 is far away from the fixing plate 6, the water outlet end of the water pump 20 is connected with one end of a water drainage pipe 21, and the other end of the water drainage pipe 21 is arranged outside the water tank 9. The lower end of the pumping pipe 19 is disposed at the bottom of the water tank 9 so that the effect of controlling the height of the water level in the water tank 9 can be achieved by the cooperation of the water pump 20 and the water inlet pipe 18.

In the implementation process of the embodiment, the device is firstly installed at the position of the bow or the stern of the crane ship, and the front side and the back side of the device are kept in the same direction with the left side and the right side of the ship, namely when the ship swings left and right, the device swings back and forth, and at the moment, the whole device can work normally.

When needs lift by crane, can rotate dwang 23, dwang 23 drives second pivot 26 through meshing first bevel gear 25 and the second bevel gear 27 of connecting and rotates, second pivot 26 drives rolling disc 15 and rotates, rolling disc 15 makes two slide bars 7 of front and back both sides rotate according to opposite direction through third pivot 16 and push rod 17, slide bar 7 promotes mounting panel 3 through bracing piece 8 and upwards removes this moment, when bracing piece 8 rotates the vertically state, mounting panel 3 removed the highest point this moment, also be exactly hoisting accessory 4 removes the highest point, the operation that whole device can normally lift by crane this moment.

Along with the movement of the sliding rod 7, the rack 12 drives the driven gear 10 to rotate, so that the first rotating shaft 11 drives the baffle 14 to rotate, the baffle 14 rotates in the direction horizontal to the ship body, namely, the distance between the two baffles 14 is reduced, the throttle valve is opened at the same time, external water flows into the water tank 9 through the water inlet pipe 18, a proper water level height is selected according to the hoisting weight, after the water level height meets the requirement, the throttle valve of the water inlet pipe 18 is closed, the whole device normally works at the moment, when the ship body shakes in the hoisting process, water flow in the water tank 9 moves on the front side and the rear side of the water tank 9, and due to the existence of the baffles 14, the baffles 14 can block the water flow, so that when the ship body deflects to one side, the water flow is positioned on the other side of the ship body due to the hysteresis of the water flow, and the shaking amplitude is reduced, so that the hull eventually tends to stabilize.

The invention is suitable for a crane ship overload shaking protection device, the mutual matching of the sliding rod 7, the rack 12, the driven gear 10 and the support rod 8 enables the lifting device 4 to be lifted to complete the lifting action when the device is lifted, and the baffle 14 blocks the flow of water flow in the lifting process, so that the whole ship body can tend to a stable state, and the effect of slowing shaking is realized.

It will be evident to those skilled in the art that the invention 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 invention 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.