CN115744383B

CN115744383B - Trolley system and ship unloader

Info

Publication number: CN115744383B
Application number: CN202211042290.7A
Authority: CN
Inventors: 赵迎九; 肖强; 王艳琳; 高翔; 邱兆国; 刘江浩; 赵建君; 谢文宗; 徐桂鹏; 初柳辰; 王泽宇
Original assignee: Huadian Lanke Technology Co Ltd
Current assignee: Huadian Lanke Technology Co Ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2024-05-24
Anticipated expiration: 2042-08-29
Also published as: CN115744383A

Abstract

The invention relates to the technical field of port equipment, in particular to a trolley system and a ship unloader. The trolley system includes: the device comprises a running trolley, a trolley traction device and a material taking device, wherein the trolley traction device comprises a traction rope and a driving device, the traction rope is connected with the running trolley, the traction rope is provided with a tensioning state for compacting the driving device and a loosening state for loosening the driving device, and the driving device is suitable for driving the traction rope to move when the traction rope is in the tensioning state so as to be suitable for providing traction force for the running trolley; the material taking device is arranged on the running trolley and comprises a material taking frame and a material taking head, the material taking head comprises a first material taking part and a second material taking part, the second material taking part is arranged on the lower side of the first material taking part, the first material taking part can be lifted relative to the running trolley, the second material taking part can be lifted relative to the first material taking part, the material taking frame is arranged on the upper side of the running trolley, and the material taking frame is suitable for accommodating the material taking head. Thereby providing a cart system capable of saving energy.

Description

Trolley system and ship unloader

Technical Field

The invention relates to the technical field of port equipment, in particular to a trolley system and a ship unloader.

Background

The ship unloader is execution equipment for loading and unloading bulk materials, solves the problems that the traditional grab ship unloader can cause material scattering and leakage, dust emission and the like in the use process, has outstanding environmental protection advantages, and is widely applied to bulk material ship unloading wharfs in ports. The material taking device of the chain bucket ship unloader is arranged on a trolley which can move along a girder of the ship unloader, and the trolley is driven to move along the track on the girder so that the material taking device can take materials at different positions in a ship cabin. However, due to the complex structure, large load and the like of the trolley system, the energy consumption is large in the actual use process, the cost is high, and the energy-saving development trend is not met.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is to overcome the defect of larger energy consumption of the trolley system in the prior art, thereby providing the trolley system capable of saving energy.

The invention aims to overcome the defect of larger energy consumption of the ship unloader in the prior art, thereby providing the ship unloader capable of saving energy.

In order to solve the above technical problems, the present invention provides a trolley system, including: the trolley is operated; the trolley traction device comprises a traction rope and a driving device, wherein the traction rope is connected with the running trolley, the traction rope is provided with a tensioning state for compacting the driving device and a loosening state for loosening the driving device, and the driving device is suitable for driving the traction rope to move when the traction rope is in the tensioning state so as to be suitable for providing traction force for the running trolley; the material taking device is arranged on the running trolley and comprises a material taking frame and a material taking head, the material taking head comprises a first material taking part and a second material taking part, the second material taking part is arranged on the lower side of the first material taking part, the first material taking part can be lifted relative to the running trolley, the second material taking part can be lifted relative to the first material taking part, the material taking frame is arranged on the upper side of the running trolley, and the material taking frame is suitable for accommodating the material taking head.

Optionally, the trolley traction device further includes a trolley lifting device, and the second material taking device is configured to: and the tensioning device is in butt joint with the traction rope and is suitable for adjusting the traction rope to switch between a tensioning state and a loosening state.

Optionally, the driving device includes: the traction rope is wound on the rotating part, the rotating part is pressed when the traction rope is in a tensioning state, the rotating part is loosened when the traction rope is in a loosening state, and the rotating part is suitable for driving the traction rope to move when the traction rope is in a tensioning state.

Optionally, the tensioning device comprises: the rotating rod is rotatably arranged on the external structure, two ends of the rotating rod are arranged up and down and are respectively abutted against the traction rope, and the rotating rod adjusts the tightness degree of the traction rope by rotating relative to the external structure.

Optionally, the tensioning device further comprises: and the tensioning driving part is connected with the rotating rod and is suitable for driving the rotating rod to rotate.

Optionally, the rotating rod is rotationally connected with the external structure through a hinge point, and the tensioning driving part drives the rotating rod to rotate around the hinge point along the first rotation direction so as to loosen the traction rope; or the tensioning driving part drives the rotating rod to rotate around the hinge point along the second rotating direction so as to tension the traction rope.

Optionally, the operation trolley includes: a frame; the wheel frame comprises a first connecting part and a second connecting part, wherein the first connecting part and the second connecting part are symmetrically arranged and are rotationally connected with the frame, the first connecting part and the second connecting part are connected through an elastic piece, travelling wheels are arranged at the lower ends of the first connecting part and the second connecting part, and the travelling wheels are suitable for rolling along a first track so as to drive the frame to move along the first track.

Optionally, the elastic component sets up in the upper end of frame, and first connecting portion, second connecting portion are articulated with the frame respectively, and the pin joint is located the relative below of elastic component.

Optionally, the travelling wheel contacts with the upper surface of first track, and the travelling car still includes: the horizontal wheel is in rolling contact with the side face of the first track and is suitable for rotating around the axis in the vertical direction.

Optionally, the operation trolley further comprises: the counter roller is arranged opposite to the travelling wheel along the vertical direction and is suitable for being contacted with the lower surface of the second track, wherein the second track is parallel to the first track and is positioned below the first track.

Optionally, the material taking device further includes: the first flexible lifting assembly comprises a first lifting driving piece and a first flexible piece, the first flexible piece is connected between the running trolley and the first material taking part, is suitable for being tightened or loosened under the action of the first lifting driving piece, and drives the first material taking part to lift relative to the running trolley; the second flexible lifting assembly comprises a second lifting driving piece and a second flexible piece, the first flexible piece is connected and arranged between the running trolley and the first material taking part, is suitable for being tightened or loosened under the action of the second lifting driving piece, and drives the second material taking part to lift relative to the first material taking part.

Optionally, the first flexible lifting assembly further comprises a first adjusting structure, wherein the first adjusting structure is provided with a first flexible piece along the circumferential direction and is suitable for bearing the first flexible piece and adjusting the trend of the first flexible piece; the second flexible lifting assembly further comprises a second adjusting structure, and the first adjusting structure is provided with a second flexible piece along the circumferential direction and is suitable for bearing the second flexible piece and adjusting the trend of the second flexible piece.

Optionally, the material taking device further includes: the material taking frame is arranged on the running trolley and is connected with the first flexible lifting assembly and the second flexible lifting assembly respectively, and is suitable for accommodating the material taking head, the first material taking part is provided with a first guide piece in the direction of the material taking frame, the material taking frame is movably connected with the first guide piece, the first material taking part is provided with a second guide piece in the direction of the second material taking part, and the second material taking part is movably connected with the second guide piece.

Optionally, the material taking head comprises: the hopper body is suitable for digging and shoveling materials; the hopper chain is annularly arranged along the height direction, and a plurality of hopper bodies are connected and arranged on the outer edge of the hopper chain; the hopper driving piece is connected with and provided with a driving wheel, the driving wheel is matched with the hopper chain, and the hopper driving piece is suitable for driving the driving wheel to rotate and driving the hopper chain to rotate along the height direction.

Optionally, the lateral part of extracting device is provided with pushing off and clear cabin device, and pushing off and clear cabin device includes: one end of the rod body assembly is rotationally connected with the side part of the material taking device, and the other end of the rod body assembly extends in a direction away from the material taking device; the pushing and pulling piece is arranged on one side of the extending arrangement of the rod body assembly, and at least part of the pushing and pulling piece extends downwards; the pushing and lifting structure is arranged between the material taking device and the pushing and cleaning cabin device, the fixed end of the pushing and lifting structure is connected with the material taking device, the movable end of the pushing and lifting structure is rotationally connected with one side, far away from the material taking device, of the pushing and cleaning cabin device, and the movable end of the pushing and lifting structure is suitable for telescopic movement relative to the fixed end of the pushing and cleaning cabin device, so that the pushing and cleaning cabin device is driven to be in a first unfolding state far away from the material taking device or in a first folding state folding towards the direction of the material taking device.

Optionally, the rod body assembly includes many parallel arrangement's extension pole, and the one end of extension pole is articulated with extracting device's lateral part respectively, and the other end of extension pole is articulated with pushing away the piece respectively.

Optionally, the push-pull lifting structure includes: the pushing and lifting scroll is connected with the material taking device and is in power connection with a pushing and lifting scroll driving motor; one end of the push-pull connecting rope is wound on the push-pull lifting scroll, and the other end of the push-pull connecting rope is connected with one side of the push-pull cabin cleaning device, which is far away from the material taking device.

Optionally, the cart system further comprises: the cabin cleaning device is arranged at the other side part of the material taking device, is arranged adjacent to the pushing cabin cleaning device and is suitable for gathering materials in a direction approaching to the material taking device; the first lifting structure is arranged between the material taking device and the cabin cleaning device along the length direction of the material taking device, the fixed end of the first lifting structure is connected with the material taking device, the movable end of the first lifting structure is connected with the cabin cleaning device, and the movable end of the first lifting structure is suitable for telescopic movement relative to the fixed end of the first lifting structure.

Optionally, the movable end of the first lifting structure is rotationally connected with one side of the cabin cleaning device, which is close to the material taking device; the trolley system further comprises a second lifting structure, the second lifting structure is arranged between the material taking device and/or the first lifting structure and the cabin cleaning device, the fixed end of the second lifting structure is connected with the material taking device and/or the fixed end of the first lifting structure, the movable end of the second lifting structure is rotationally connected with one side, far away from the material taking device, of the cabin cleaning device, the movable end of the second lifting structure is suitable for telescopic movement relative to the fixed end of the second lifting structure, and accordingly the cabin cleaning device is driven to a second unfolding state far away from the material taking device, or a second folding state folding towards the direction of the material taking device.

Optionally, the cabin cleaning device includes: one end of the mounting frame is rotationally connected with the movable end of the first lifting structure, and the other end of the mounting frame is rotationally connected with the movable end of the second lifting structure; the spiral sheet is rotationally connected to the mounting frame and is suitable for gathering materials in a direction approaching to the material taking device after rotating; the cabin cleaning driving motor is in power connection with the spiral sheet; the support assembly is connected with the mounting frame, the bottommost height position of the support assembly is not lower than the bottommost height position of the spiral piece, the support assembly comprises support wheels, the support wheels are suitable for rolling along the movement direction of the material taking device, and the support wheels are arranged along the movement direction of the material taking device.

The ship unloader provided by the invention comprises: such as the trolley system described above.

The technical scheme of the invention has the following advantages:

1. According to the trolley system provided by the embodiment of the invention, the traction rope is provided with the tensioning state for compacting the driving device and the loosening state for loosening the driving device, the driving device drives the traction rope to move when the traction rope is in the tensioning state, and the existence of traction force on the traction rope can be realized by adjusting the tightness state of the traction rope, so that the operation is convenient, the driving device is not required to be started and stopped frequently, and the energy consumption of the frequent starting and stopping process of the motor is reduced; the material taking head of the material taking device comprises the first material taking part and the second material taking part, the first material taking part can be lifted relative to the running trolley, the second material taking part can be lifted relative to the first material taking part, and the first material taking part can be selectively lifted so as to realize the integral lifting of the material taking head, or when only the small-range lifting of the material taking head part structure is needed, only the second material taking part is lifted, so that the weight of the required part is reduced, the driving force is reduced, and the effect of saving energy consumption is achieved.

2. According to the trolley system provided by the invention, the first connecting part and the second connecting part of the trolley frame are rotatably connected with the trolley frame, and the elastic piece is arranged to connect the first connecting part and the second connecting part, so that when the travelling wheel of the running trolley is jumped due to external force, the first connecting part or the second connecting part can convert the upward movement trend of the travelling wheel into rotation around the trolley frame, the elastic piece arranged between the first connecting part and the second connecting part has a buffer effect, the rotation amplitude of the first connecting part or the second connecting part around the trolley frame can be further reduced, the jumping amplitude of the travelling wheel is reduced, the shock absorption effect on the running trolley is realized, the running trolley is prevented from being separated from the track, the collision between the travelling wheel and the first track is reduced, in addition, the elastic piece can also avoid the damage of the first connecting part and the second connecting part due to rigid collision, and the service life of the device is prolonged.

3. According to the trolley system, the traction rope is provided with the tensioning state for compacting the rotating part and the loosening state for loosening the rotating part, the driving part is arranged to drive the rotating part to rotate, the traction rope is driven to rotate by the rotating part when in the tensioning state, the tensioning device is arranged to adjust the traction rope to switch between the tensioning state and the loosening state, when the tensioning device adjusts the traction rope to the tensioning state, the rotating part drives the traction rope to move so as to drag the running trolley to run, and when the tensioning device adjusts the traction rope to the loosening state, the rotating part can not drive the traction rope to move so as to provide traction force for the running trolley, so that whether the traction rope provides traction force for the running trolley or not can be adjusted by the tensioning device.

4. According to the trolley system provided by the invention, the rod body component is taken as the extension part to extend into some corner positions below the hatch coaming of the cargo ship, the pushing and raking part is utilized to downwardly extend the parts, materials at some corner positions are raked out in the process that the pushing and raking cabin device integrally moves synchronously along with the material taking device, and the pushing and raking cabin device is driven to rotate to a proper height position by utilizing the pushing and raking lifting structure, so that materials at different positions are raked out in the process that the pushing and raking cabin device integrally moves synchronously along with the material taking device, and the integrity of discharged materials is ensured. Therefore, the defect that the material taking device in the prior art cannot extend into some corner positions below the hatch coaming of the cargo ship to take materials, so that the materials cannot be completely cleaned is overcome.

5. According to the trolley system provided by the invention, the first flexible lifting component and the second flexible lifting component are respectively arranged, and the first material taking part and the second material taking part are respectively lifted correspondingly, so that the integral lifting of the material taking head can be realized through lifting and lowering simultaneously, and after the material taking head is lifted to the limit position simultaneously, the second material taking part at the lower side is further lifted relative to the first material taking part at the upper side through continuously adjusting the second flexible lifting component, so that the lifting range of the material taking device is further effectively improved, the defects that the lifting range of the chain bucket arm is small, and the vertical lifting force of cabin movement caused by surge is transmitted to the ship unloader structure from the chain bucket arm, so that the ship unloader structure is damaged, and the use environment of the ship unloader is further influenced are overcome.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic front view of the cart system of the present invention;

FIG. 3 is an enlarged view of a portion of the junction of the truck system and the boom of FIG. 1;

FIG. 4 is a schematic side view of the cart system of the present invention;

FIG. 5 is a schematic view of the structure of the wheel frame and wheel portion of the present invention;

FIG. 6 is a schematic diagram of the structure of the cart traction device of the present invention;

FIG. 7 is a schematic diagram of a driving apparatus according to the present invention;

FIG. 8 is a schematic view of the structure of the reclaimer device of the present invention;

FIG. 9 is a schematic view of the structure of the take-off device shown in FIG. 8 in the A-direction;

FIG. 10 is a schematic view of the structure of section C-C of the take off device of FIG. 9;

FIG. 11 is a schematic view of the movement of the second take-off section and the take-off head assembly relative to the carriage and take-off frame of the take-off apparatus of FIG. 8;

FIG. 12 is a schematic view of a first flexible lifting assembly of the reclaimer device shown in FIG. 8;

FIG. 13 is a schematic view of a second flexible lifting assembly of the reclaimer device shown in FIG. 8;

FIG. 14 is a schematic view of the structure of section D-D of the take off device of FIG. 8;

FIG. 15 is a schematic view of the structure of the take-off device of FIG. 8 in section E-E;

FIG. 16 is a schematic view of the structure of section F-F of the take off shown in FIG. 8;

FIG. 17 is a schematic view of the push-pull purge device of the present invention in a first deployed state;

FIG. 18 is a schematic view of the push-pull purge device of the present invention in a first stowed condition;

FIG. 19 is a schematic view of the push-pull purge device of the present invention in a second deployed state;

FIG. 20 is a top view of the push-pull purge device of the present invention in a second deployed state;

FIG. 21 is a side view of the push-pull purge device of the present invention in a second deployed state;

fig. 22 is a schematic structural view of the push-pull cabin cleaning device of the present invention in a second stowed condition.

Reference numerals illustrate:

1. A ship unloader; 2. a cabin; 3. a material; 4. a dock foundation; 10. a portal body; 11. door legs; 20. a main beam; 21. a rotating arm support;

100. A material taking device; 101. a material taking head; 1011. a hopper body; 1012. a hopper chain; 1013. a hopper drive; 1014. a driving wheel; 1016. adjusting the slideway; 1017. a hopper auxiliary adjusting wheel; 1018. a first material taking part; 1019. a second material taking part; 102. a housing; 103. a material taking frame; 104. a first lifting driving member; 105. a first flexible member; 106. the first redirecting pulley block; 107. the second redirecting pulley block; 108. a third redirecting pulley block; 109. a fourth redirecting pulley block; 110. a second lifting driving member; 111. a second flexible member; 112. fifth redirecting pulley block; 113. a sixth redirecting pulley block; 114. seventh redirecting pulley block; 115. eighth redirecting pulley blocks; 116. a first guide; 117. a second guide; 118. a ninth redirecting pulley block;

200. A cabin cleaning device; 201. a mounting frame; 202. a spiral sheet; 203. a cabin cleaning driving motor; 204. a support assembly; 205. a support wheel; 206. pushing and pushing the cabin cleaning device; 207. pushing and pulling the piece; 208. an extension rod; 209. pushing and pulling up the lifting structure; 2091. pushing up the lifting scroll; 2092. pushing and pulling the connecting rope; 210. a first lifting structure; 211. a second lifting structure; 2111. lifting the scroll; 2112. a cabin cleaning connecting rope; 212. fixing a hinge point; 213. a movable hinge point;

30. The trolley is operated; 301. a frame; 320. wheel frame; 321. a first connection portion; 322. a second connecting portion; 323. an elastic member; 324. a first hinge point; 325. a second hinge point; 331. a walking wheel; 332. a horizontal wheel; 333. a counter roller; 341. a first track; 342. a second track;

500. A trolley traction device; 501. a traction rope; 510. a driving device; 511. a driving section; 512. a rotating part; 513. a speed reducer; 521. a rotating lever; 522. a first tensioning wheel; 523. a second tensioning wheel; 524. a tension driving part; 525. a hinge point; 526. a rotating part; 531. a first fixed pulley block; 532. the second fixed pulley block; 533. a first bend wheel; 534. and a second bend wheel.

Detailed Description

The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.

Example 1

As shown in fig. 1 to 22, the cart system provided in this embodiment includes: the device comprises a running trolley 30, a trolley traction device 500 and a material taking device 100, wherein the trolley traction device 500 comprises a traction rope 501 and a driving device 510, the traction rope 501 is connected with the running trolley 30, the traction rope 501 is provided with a tensioning state for pressing the driving device 510 and a loosening state for loosening the driving device 510, and the driving device 510 is suitable for driving the traction rope 501 to move when the traction rope 501 is in the tensioning state so as to be suitable for providing traction force for the running trolley 30; the material taking device 100 is arranged on the running trolley 30, the material taking device 100 comprises a material taking frame 103 and a material taking head 101, the material taking head 101 comprises a first material taking part 1018 and a second material taking part 1019, the second material taking part 1019 is arranged on the lower side of the first material taking part 1018, the first material taking part 1018 can be lifted relative to the running trolley 30, the second material taking part 1019 can be lifted relative to the first material taking part 1018, the material taking frame 103 is arranged on the upper side of the running trolley 30, and the material taking frame 103 is suitable for accommodating the material taking head 101.

It should be noted that, when the running trolley 30 is blocked and the running trolley 30 cannot continue to move in the running process, if the traction rope 501 still has traction force on the running trolley 30, the traction rope 501 may break due to the long-time stretching state and has a certain danger, so that the traction force of the traction rope 501 on the running trolley 30 needs to be removed when the running trolley 30 stops running, in the prior art, whether the traction force exists in the traction rope 501 is controlled by starting and stopping the motor of the driving device, but the motor is frequently started and stopped so that the traction stability is poor, the service life of the motor is seriously affected, and the motor has larger energy consumption in the frequent starting and stopping process, wherein the running trolley 30 can be a trolley on a ship unloader, the running trolley 30 is connected with the material taking device 100, the blockage encountered in the running trolley 30 can be a material difficult to pick in the material taking process of the material taking device 100, and the like. When the cabin 2 shakes up and down caused by the surge, the material taking head 101 can be lifted up along the vertical direction, so that the material taking device is prevented from being contacted with materials in the cabin 2, the material taking head is prevented from being subjected to vertical lifting force transmitted by the cabin 2, the overall structure of the material taking head 101 is complex, the weight is heavy, if the overall material taking head 101 is driven to lift, the energy consumption is high, and if the second material taking part 1019 of the embodiment is driven to lift relative to the first material taking part 1018, the lifting of the bottom of the material taking head 101 relative to the cabin can be realized, the driving force can be reduced, and the energy consumption is saved.

According to the trolley system provided by the embodiment, the traction rope 501 is provided with the tensioning state for compacting the driving device 510 and the loosening state for loosening the driving device 510, the driving device 510 drives the traction rope 501 to move when the traction rope 501 is in the tensioning state, and whether the traction force on the traction rope 501 exists or not can be realized by adjusting the tightness state of the traction rope 501, so that the operation is convenient, the driving device 510 is not required to be started and stopped frequently, and the energy consumption of the frequent starting and stopping process of a motor is reduced; by arranging the material taking head 101 of the material taking device 100 to comprise a first material taking part 1018 and a second material taking part 1019, the first material taking part 1018 can be lifted relative to the running trolley 30, the second material taking part 1019 can be lifted relative to the first material taking part 1018, and the first material taking part 1018 can be selectively lifted so as to realize the integral lifting of the material taking head 101, or when only the small range lifting of the part structure of the material taking head 101 is needed, only the second material taking part 1019 is lifted, so that the part weight of the needed driving is reduced, thereby reducing the driving force and playing a role in saving energy consumption.

Specifically, the running carriage 30 includes: the vehicle comprises a vehicle frame 301 and a vehicle wheel frame 320, wherein the vehicle wheel frame 320 comprises a first connecting part 321 and a second connecting part 322, the first connecting part 321 and the second connecting part 322 are symmetrically arranged and are rotationally connected with the vehicle frame 301, the first connecting part 321 and the second connecting part 322 are connected through an elastic piece 323, travelling wheels 331 are arranged at the lower ends of the first connecting part 321 and the second connecting part 322, and the travelling wheels 331 are suitable for rolling along a first track 341 so as to drive the vehicle frame 301 to run along the first track 341. It should be noted that, the lower end refers to an end along the direction of "lower" indicated by the arrow in fig. 2; the first track 341 is a running track of the running carriage 30.

Alternatively, the elastic member 323 is an elastic body such as a spring or rubber, which has a good elastic force and is inexpensive.

According to the trolley system provided by the embodiment, the first connecting portion 321 and the second connecting portion 322 of the trolley frame 320 are rotatably connected with the trolley frame 301, and the elastic piece 323 is arranged to connect the first connecting portion 321 and the second connecting portion 322, so that when the travelling wheel 331 of the travelling trolley 30 is jumped due to external force, the first connecting portion 321 or the second connecting portion 322 can convert the upward movement trend of the travelling wheel 331 into rotation around the trolley frame 301, and the elastic piece 323 arranged between the first connecting portion 321 and the second connecting portion 322 has a buffer effect, so that the rotation amplitude of the first connecting portion 321 or the second connecting portion 322 around the trolley frame 301 can be further reduced, the jumping amplitude of the travelling wheel 331 is reduced, the shock absorption effect on the travelling trolley 30 is realized, the travelling wheel 331 is prevented from being separated from a track, the collision of the travelling wheel 331 and the first track 341 is reduced, in addition, the elastic piece 323 can avoid the damage of the first connecting portion 321 and the second connecting portion 322 due to rigid collision, and the service life of the device is prolonged.

It should be noted that, compared with a rigid connection structure, the two travelling wheels 331 on the wheel frame 320 of the present embodiment are indirectly connected through the elastic member 323, and in the process of deflecting, the elastic member 323 can absorb the overturning moment, so as to avoid the wheel on the stress side from lifting, separating from the track, and reduce the collision between the wheel and the track.

Specifically, the elastic member 323 is disposed at an upper end of the wheel frame 320, the first connecting portion 321 and the second connecting portion 322 are respectively hinged to the frame 301, and a hinge point is located relatively below the elastic member 323. It should be noted that the upper end refers to an end along the "up" direction indicated by the arrow in fig. 2; below refers to the direction along the arrow in fig. 2 where the "lower" is located; the first connecting portion 321 is hinged to the frame 301 through a first hinge point 324, and the second connecting portion 322 is hinged to the frame 301 through a second hinge point 325.

In the trolley system provided in this embodiment, the elastic member 323 is provided to connect the upper ends of the first connecting portion 321 and the second connecting portion 322, and the hinge points of the first connecting portion 321, the second connecting portion 322 and the frame 301 are located below the elastic member 323, so that when one of the first connecting portion 321 or the second connecting portion 322 rotates upwards around the hinge point, the other can be pressed downwards through the elastic member 323 at the upper end, thereby reducing the jumping amplitude of the wheels and increasing the stability of the running trolley 30.

It should be noted that, the material taking device 100 of the novel chain bucket ship unloader adopts a two-stage telescopic structure, structurally is divided into a lower material taking head and an upper material taking head, both parts are pulled by a steel wire rope, the lower material taking head naturally sags by means of self gravity during operation, the lower material taking head can slide along the track of the upper material taking head, the upper material taking head can move up and down along the lifting support, the lower material taking head can automatically retract upwards under the action of ship bottom contact force, the material taking device is prevented from being damaged, material taking operation can be carried out uninterruptedly, the working efficiency is high, but vibration can be inevitably generated in the upward retraction process of the lower material taking head, the vibration can be transmitted to the operation trolley 30 connected with the material taking device 100 to influence the operation stability of the trolley, and the elastic piece 323 on the trolley frame 320 provided by the embodiment can effectively avoid the transmission of the vibration, thereby ensuring the stability of the operation.

Specifically, the number of the wheel frames 320 is at least two, and at least two wheel frames 320 are symmetrically disposed on both sides of the vehicle frame 301 in the width direction. It should be noted that, one rail is respectively disposed along two sides of the width direction of the frame 301, and at least two sets of wheel frames 320 symmetrically disposed are respectively disposed along the rails of two sides of the frame 301, so as to ensure the stability of the frame 301. Wherein the width direction refers to the "width direction" indicated by the arrow in fig. 2.

Preferably, the number of the wheel frames 320 is four, and two groups of the wheel frames 320 are respectively arranged at two sides of the frame 301 along the width direction, so that the structural stability is further improved.

Specifically, the traveling wheel 331 is in contact with the upper surface of the first rail 341, and the traveling carriage 30 further includes: the horizontal wheel 332, the horizontal wheel 332 is in rolling contact with the side of the first track 341, the horizontal wheel 332 being adapted to rotate about a vertical axis. It should be noted that, the upper surface refers to a surface along the direction of the arrow "upper" in fig. 2; the side surface refers to a surface adjacent to the upper surface and parallel to the extending direction of the first track 341; the vertical direction refers to the "vertical direction" indicated by the arrow in fig. 2.

According to the trolley system provided by the embodiment, the horizontal wheels 332 are in rolling contact with the side surfaces of the first track 341, the horizontal wheels 332 are matched with the traveling wheels 331, the two adjacent surfaces of the first track 341 are acted together, the running stability of the running trolley 30 along the first track 341 is improved, meanwhile, under the action of the traveling wheels 331 and the horizontal wheels 332 on the trolley frame 320 symmetrically arranged on two sides of the width direction of the frame 301, the running trolley 30 is effectively prevented from derailing, the working reliability of the running trolley 30 is ensured, and the working efficiency is improved.

Specifically, the running trolley 30 further includes: the counter roller 333 is disposed opposite to the travelling wheel 331 along the vertical direction, and is adapted to contact with the lower surface of the second rail 342, wherein the second rail 342 is parallel to the first rail 341 and is located below the first rail 341. It should be noted that, the lower surface refers to a surface along the direction of "lower" indicated by an arrow in fig. 2; the vertical direction refers to the "vertical direction" indicated by the arrow in fig. 2; below refers to the direction along the "lower" arrow in fig. 2; the first track 341 and the second track 342 are correspondingly arranged, when the trolley system is applied to a ship unloader and other devices, the first track 341 and the second track 342 may be tracks arranged along the extending direction of the rotating arm support 21 of the ship unloader so that the running trolley 30 runs along the rotating arm support 21, wherein the extending direction of the rotating arm support 21 is the running direction of the running trolley 30, and the running direction refers to the running direction indicated by an arrow in fig. 1 and 4.

It should be noted that, when the trolley system is applied to a ship unloader or other equipment, the running trolley 30 is connected with the material taking device 100, the acting force of sea waves acts on the material taking device 100 through the cabin 2 and is transferred to the running trolley 30, so that the trolley is caused to shake, the running trolley 30 can be possibly driven to overturn, the running stability of the running trolley 30 is affected, and the trolley system provided in the embodiment is provided with the counter roller 333 and the lower surface of the second rail 342, the counter roller 333 drives the frame 301 to run along the second rail 342, so that the running stability of the running trolley 30 along the running direction is further ensured, and the counter roller 333, the travelling wheel 331 and the horizontal wheel 332 act together, so that the stress of the running trolley 30 is more stable, and the trolley system is ensured not to overturn.

Specifically, the running trolley 30 further includes: the trolley traction device 500, the trolley traction device 500 is connected with the frame 301, and is suitable for traction operation of the trolley 30 to move along the running direction.

Specifically, the cart traction device 500 includes: a pulley assembly; the traction ropes 501 are connected to both sides of the running trolley 30 in the running direction by passing around the pulley assemblies, and are adapted to provide traction force to the running trolley 30; the driving device 510 includes a driving portion 511 and a rotating portion 512, the driving portion 511 drives the rotating portion 512 to rotate, the traction rope 501 is wound on the rotating portion 512, the traction rope 501 has a tensioning state of compressing the rotating portion 512 and a loosening state of releasing the rotating portion 512, and the rotating portion 512 is suitable for driving the traction rope 501 to move when the traction rope 501 is in the tensioning state; and a tensioning device which is abutted against the traction rope 501 and is suitable for adjusting the traction rope 501 to switch between a tensioning state and a loosening state.

The running direction refers to the "running direction" indicated by the arrow in fig. 2, the running carriage moves along the running direction, and the two sides of the running carriage 30 along the running direction refer to the two sides of the running carriage 30 facing the two ends of the running direction; the haulage rope 501 is twined on rotating part 512, and when haulage rope 501 is in the tensioning state, haulage rope 501 tightens and compresses tightly rotating part 512, has the interact power between rotating part 512 and the haulage rope 501, and rotating part 512 drives haulage rope 501 and removes, realizes the traction to travelling car 30, and when haulage rope 501 is in the lax state, does not have the interact power between haulage rope 501 and the rotating part 512, and rotating part 512 can not drive haulage rope 501 to remove.

According to the trolley traction device, the traction rope 501 is provided with the tensioning state of the pressing rotating part 512 and the loosening state of the loosening rotating part 512, the driving part 511 is arranged to drive the rotating part 512 to rotate, the traction rope 501 is driven to rotate by the rotating part 512 when being in the tensioning state, the tensioning device is arranged to adjust the traction rope 501 to switch between the tensioning state and the loosening state, when the tensioning device is used for adjusting the traction rope 501 to the tensioning state, the rotating part 512 is used for driving the traction rope 501 to move, then the traction rope 30 is pulled to operate, when the tensioning device is used for adjusting the traction rope 501 to the loosening state, the rotating part 512 can not drive the traction rope 501 to move, and then the traction force can not be provided for the operation trolley 30, so that whether the traction rope 501 provides traction force for the operation trolley 30 or not can be adjusted through the tensioning device, in the process, the operation is convenient, the driving device 510 is not required to be frequently started or stopped, the service life of the driving device 510 is prolonged, the cost is saved, and the traction stability is effectively improved.

Preferably, the driving part 511 is a driving motor, a speed reducer 513 is disposed between the driving motor and the rotating part 512, the rotating part 512 is mounted on the fixed support, the driving motor is connected to the rotating part 512 through the speed reducer 513, the rotation speed of the rotating part 512 can be adjusted, and the driving motor and the speed reducer 513 are widely applied, high in reliability and flexible in operation.

Preferably, the traction rope 501 is a steel wire rope, and the steel wire rope has a firm, stable and reliable structure.

Specifically, the tensioning device includes: the rotating rod 521 is rotatably provided on the outer structure, both ends of the rotating rod 521 are disposed up and down and respectively contact with the traction rope 501, and the rotating rod 521 is rotated relative to the outer structure to adjust the tightness of the traction rope 501. It should be noted that, up and down refer to "up and down" indicated by an arrow in fig. 2; when the trolley traction device is a trolley traction device of the ship unloader, the running trolley 30 runs along a track on the rotating arm support 21 of the ship unloader, and the external structure is a structure on the rotating arm support 21.

According to the trolley traction device provided by the embodiment, the upper end and the lower end of the rotating rod 521 are respectively abutted against the traction rope 501, so that the two ends of the rotating rod 521 are supported by the traction rope 501, the rotating rod 521 rotates relative to an external structure, the tightening degree of the rotating rod 521 on the traction rope 501 can be adjusted, and the tightness degree of the traction rope 501 can be adjusted.

Specifically, the two ends of the rotating rod 521 are respectively provided with a first tensioning wheel 522 and a second tensioning wheel 523, the first tensioning wheel 522 is located above the second tensioning wheel 523, and the first tensioning wheel 522 and the second tensioning wheel 523 are wound around the traction rope 501. The traction rope 501 is positioned in the sliding grooves of the first tensioning wheel 522 and the second tensioning wheel 523, so that the friction force is small, the traction rope 501 can be prevented from falling off, and the stability of the structure is improved.

Specifically, the tensioning device further comprises: and a tension driving part 524, wherein the tension driving part 524 is connected with the rotating rod 521 and is suitable for driving the rotating rod 521 to rotate. The rotation rod 521 is driven to rotate by the tension driving part 524, so that the operation is convenient and the automation degree is high. Preferably, the tensioning driving part 524 is a telescopic mechanism, and as an implementation manner, the tensioning driving part 524 is a hydraulic cylinder, the rotating rod 521 is driven to rotate in different directions by extending or retracting a telescopic rod of the hydraulic cylinder, and the telescopic oil cylinder is common, and has a reliable structure and simple operation; it will be appreciated that, as an alternative embodiment, the tensioning driving portion 524 may be an electric push rod, and the rotation rod 521 is driven to rotate in different directions by the extension and contraction of the electric push rod, so that the electric push rod is flexible to operate and low in cost.

Specifically, the trolley traction device further includes: the detection device is arranged corresponding to the running trolley 30, is suitable for detecting the start and stop of the running trolley 30, and controls the tensioning driving part 524 to act when the running trolley 30 is detected to stop so as to switch the traction rope 501 to a loose state. When the travelling car 30 is stopped, in order to avoid the traction rope 501 being in an excessively stretched state for a long time, the traction rope 501 needs to be switched to a relaxed state to ensure that the traction rope 501 is no longer moved along with the rotation of the rotating portion 512, thereby removing the traction force in the traction rope 501.

The trolley traction device provided by the embodiment detects the start and stop of the running trolley 30 by arranging the detection device, and controls the tensioning driving part 524 to act when detecting that the running trolley 30 stops, so that the traction rope 501 can be further ensured to be switched to a loose state in time, the degree of automation is improved, and the traction rope 501 is protected from being broken.

Preferably, the detection device is a displacement sensor, and the position of the running trolley 30 is detected through the position sensor, so that whether the running trolley 30 stops is judged, and the displacement sensor is widely applied and has high reliability.

Specifically, the pulley assembly includes: the first fixed pulley block 531 and the second fixed pulley block 532 are respectively disposed at two ends of the running direction of the running trolley 30, and are adapted to fix the position of the traction rope 501 and change the direction of the traction rope 501. It should be noted that, the running direction refers to "running direction" indicated by an arrow in fig. 2; the first fixed pulley block 531 and the second fixed pulley block 532 may be fixed on the fixed structure such as the rotating arm frame 21 or the main beam 20; the first fixed pulley block 531 and the second fixed pulley block 532 are disposed at opposite ends of the traveling direction of the traveling carriage 30, and the traveling carriage 30 moves back and forth between the first fixed pulley block 531 and the second fixed pulley block 532 under the traction of the traction rope 501.

Preferably, the first fixed pulley set 531 comprises two adjacent fixed pulleys and the second fixed pulley set 532 comprises two fixed pulleys arranged at intervals to support the traction rope 501 and redirect the traction rope 501.

Specifically, the pulley assembly further comprises: the first redirecting wheel 533 is disposed between the first tensioning wheel 522 and the second fixed pulley block 532, and the traction rope 501 sequentially winds around the first fixed pulley block 531, the first redirecting wheel 533, the first tensioning wheel 522 and the second fixed pulley block 532 and then winds on the rotating part 512; the second redirecting wheel 534 is disposed on a side of the second tensioning wheel 523 away from the driving device 510, and the traction rope 501 sequentially bypasses the rotating part 512, the second redirecting wheel 534 and the second tensioning wheel 523 and is connected with the travelling trolley 30.

It should be noted that, the traction rope 501 in the trolley traction device provided in this embodiment is a steel wire rope, one end of the traction rope 501 is connected to the frame at the side of the running direction of the running trolley 30, and sequentially bypasses the first fixed pulley block 531, the first redirecting wheel 533, the first tensioning wheel 522, the second fixed pulley block 532, the rotating portion 512, the second redirecting wheel 534, and the second tensioning wheel 523, and then is connected to the frame at the other side of the running direction of the running trolley 30, so as to pull the running trolley 30 to run along the running direction. During operation of the running trolley 30, the traction ropes 501 located in the advancing direction thereof are pulled.

Specifically, the rotation lever 521 is rotatably connected to the external structure through a hinge point 525, and the tension driving part 524 drives the rotation lever 521 to rotate around the hinge point 525 in the first rotation direction to loosen the traction rope 501; or the tension driving part 524 drives the rotation rod 521 to rotate about the hinge point 525 in the second rotation direction to tension the traction rope 501.

It should be noted that, the tension driving portion 524 is rotatably connected with the rotating portion 526 on the rotating rod 521, alternatively, as shown in fig. 2, the rotating portion 526 is disposed below the hinge point 525, and when the telescopic rod of the tension driving portion 524 extends, the rotating rod 521 is driven to rotate clockwise around the hinge point 525, and the traction rope 501 is loosened and switched to a loose state; when the telescopic rod of the tension driving unit 524 is retracted, the rotation rod 521 is driven to rotate counterclockwise about the hinge point 525, and the traction rope 501 is pulled up and switched to the tension state. It will be appreciated that, as an alternative embodiment, the rotation portion 526 may be disposed above the hinge point 525, and when the telescopic rod of the tension driving portion 524 is retracted, the rotation rod 521 is driven to rotate clockwise around the hinge point 525, and the traction rope 501 is released and switched to the loose state; when the telescopic rod of the tension driving part 524 is extended, the rotation rod 521 is driven to rotate counterclockwise around the hinge point 525, and the traction rope 501 is tensioned to be switched to the tensioned state. Wherein, the lower part refers to the direction along the arrow of figure 2 where the "lower" is located, and the upper part refers to the direction along the arrow of figure 2 where the "upper" is located; the first rotation direction is clockwise, and the second rotation direction is anticlockwise; when the trolley traction device is applied to the ship unloader, the external structure is a rotating arm support 21 of the ship unloader.

Specifically, the rotating portion 512 is selectively rotated clockwise or counterclockwise to provide traction in different directions to the running carriage 30 through the traction rope 501. Through setting up rotation portion 512 both can rotate clockwise and can anticlockwise rotation, the realization can change the traction rope 501 only through changing the rotation direction of rotation portion 512 to the direction of traction force of travelling car 30 to realize changing the direction of travel of travelling car 30, simple structure, convenient operation and work efficiency are high.

Specifically, the rotating portion 512 is a friction cylinder adapted to provide friction to the traction rope 501 when the traction rope 501 is in a tensioned state. The friction cylinder is made of special materials, the steel wire rope is wound on the friction cylinder, when the steel wire rope is in a tensioning body, the friction cylinder is under the pressure of the steel wire rope, friction force can be generated between the friction cylinder and the steel wire rope, and therefore the steel wire rope is driven to move through rotation of the friction cylinder; when the steel wire rope is in a loose state, the pressure of the steel wire rope to the friction cylinder is 0, and friction force is not generated between the friction cylinder and the steel wire rope, so that the friction cylinder idles, and the steel wire rope does not move. The friction cylinder plays a role of winding the steel wire rope and does not wind and unwind the steel wire rope.

Taking the application of the trolley traction device on the ship unloader as an example, the working process of the trolley traction device is described as follows:

Under normal working conditions, the running trolley 30 drives the material taking device 100 to move back and forth in the ship width direction to perform material taking operation, when the advancing direction of the running trolley 30 is blocked to stop moving, the detection device senses that the movement of the running trolley 30 stops, and further controls the action of the tensioning device to adjust the tensioning degree of the traction rope 501, so that the traction rope 501 is switched into a loose state, the traction rope 501 and the rotating part 512 do not generate friction, the rotating part 512 idles, no traction force is generated on the traction rope 501, and the running trolley 30 cannot be pulled; when the tensioning device returns to the normal working posture, the traction rope 501 is tensioned, and the rotating part 512 drives the traction rope 501 to move by virtue of friction force between the rotating part and the traction rope 501, so that the traction running trolley 30 moves. The process of restoring the normal working posture of the tensioning device can be controlled manually, or can be a second detecting device for detecting whether the obstruction received by the running trolley 30 is cleared, and when the second detecting device detects that the obstruction is cleared, the tensioning device is controlled to restore the normal working posture so as to re-tension the traction rope 501.

In the prior art, the chain bucket ship unloader is large in the working process, materials can only be excavated under the hatch, and the materials can not be unloaded at some corner positions below the hatch coaming of the cargo ship, so that the materials can not be completely cleaned, and an additional cabin cleaning process is needed for cleaning after the chain bucket ship unloader is used for unloading, so that the cabin cleaning amount is large, and time and labor are wasted.

The side portion of the material taking device 100 provided in this embodiment is provided with a pushing and cleaning cabin device 206, a pushing and lifting structure 209, and the like, specifically, the pushing and cleaning cabin device 206 is arranged along the movement direction of the material taking device 100, when the material taking device 100 moves transversely to take materials by using a chain bucket, the pushing and cleaning cabin device 206 moves synchronously with the material taking device 100, and materials are unloaded from corner positions below a hatch coaming of a cargo ship, so that the materials at the corner positions are cleaned in the synchronous movement process.

The push-pull purge device 206 includes: the feeding device comprises a rod body assembly and a pushing piece 207, wherein one end of the rod body assembly is rotationally connected with the side part of the feeding device 100, the other end of the rod body assembly extends in a direction away from the feeding device 100, the pushing piece 207 is arranged on one side of the extending of the rod body assembly, and at least part of the pushing piece 207 extends downwards.

Specifically, the rod assembly is used as an extension part to extend into some corner positions below the hatch coaming of the cargo ship, and the pushing and cleaning device 206 is used to push out materials at some corner positions in the synchronous movement process of the whole pushing and cleaning device 100 by using the downward extending part of the pushing and cleaning piece 207, so that the purpose of unloading materials is achieved.

The pushing and lifting structure 209 is arranged between the material taking device 100 and the pushing and cleaning cabin device 206, the fixed end of the pushing and lifting structure 209 is connected with the material taking device 100, the movable end of the pushing and lifting structure 209 is rotatably connected with one side of the pushing and cleaning cabin device 206 away from the material taking device 100, and the movable end of the pushing and lifting structure 209 is suitable for telescopic movement relative to the fixed end of the pushing and lifting structure 209, so that the pushing and cleaning cabin device 206 is driven to be in a first unfolding state away from the material taking device 100 or in a first folding state folding towards the direction of the material taking device 100.

Specifically, as the positions of the materials below the hatch coaming of the cargo ship are different, the pushing and cleaning device 206 is driven to rotate to a proper height by the pushing and cleaning lifting structure 209, so that the materials at different positions are lifted out in the synchronous movement process of the whole pushing and cleaning device 206 along with the material taking device 100, and the integrity of the discharged materials is ensured. Thereby overcoming the defect that the material taking device 100 in the prior art cannot extend into some corner positions below the hatch coaming of the cargo ship to take out the material, so that the material cannot be completely cleaned.

Further, the relative position of the pushing and cleaning device 206 and the material taking device 100 is adjusted by using the telescopic action of the pushing and cleaning lifting structure 209, so that the pushing and cleaning device 206 is away from the bottom material taking position of the material taking device 100 without working, the height drop between the bottom position of the pushing and cleaning device 206 and the bottom material taking position of the material taking device 100 is increased, and the pushing and cleaning device 206 is prevented from contacting part of the material on the side surface of the material taking device 100 to push away the material when the material taking device 100 normally operates, so that the material taking device 100 can take materials normally.

Further, the specific structural form of the push-pull lifting structure 209 is not limited, and the push-pull lifting structure 209 can be a telescopic cylinder, a reel steel cable, etc.

In the present embodiment, the material taking device 100 is provided on the running carriage 30, and the material taking device 100 includes: the material taking head 101, a first flexible lifting assembly and a second flexible lifting assembly.

Specifically, the running trolley 30 is used as a bearing part, wheels are arranged at the lower end of the running trolley 30 and can be matched with an external structure, such as a track of the rotating arm support 21 on the main beam 20, and the running trolley moves along the length direction of the track.

The material taking head 101 is arranged on the running trolley 30 and is suitable for moving along the height direction, and comprises a first material taking part 1018 and a second material taking part 1019, wherein the second material taking part 1019 is arranged on the lower side of the first material taking part 1018, and the top end of the second material taking part 1019 is nested and arranged on the inner side of the first material taking part 1018. Specifically, inside the second material taking portion 1019 and the first material taking portion 1018, a plurality of hopper bodies 1011, hopper drives 1013, and hopper chains 1012 are provided.

The hopper driving parts 1013 are arranged on the upper side of the whole structure of the material taking head 101, specifically, the driving motor, in this embodiment, the hopper driving parts 1013 are provided with four groups, which are arranged in a square manner, wherein the inner sides of the hopper driving parts 1013 are provided with driving wheels 1014, and the hopper driving parts 1013 can rotate under the action of the four hopper driving parts 1013, so that the driving power of the driving wheels 1014 is effectively increased.

The hopper chain 1012 is irregularly annular in height direction, is engaged with the driving wheel 1014, and can be rotated in height direction by the driving motor.

The hopper body 1011 is in the shape of a bucket, one side connected with the hopper chain 1012 is a flat end, the other end is a shovel end, the shovel end is arranged in an inclined manner, and in the embodiment, the shovel end is arranged in an inclined cambered surface. In the rotation process of the hopper chain 1012, along the rotation direction, the opening of the hopper main body 1011 on one side of the hopper chain 1012 moving downwards is turned downwards, and the lower end of the whole structure of the material taking head 101 is turned into horizontal movement, so that the material below is excavated, while the hopper main body 1011 is turned to one side moving upwards along the hopper chain 1012, and the opening of the hopper main body 1011 is turned upwards, so that the material is extracted.

Furthermore, the material taking head 101 further includes: an adjustment slide 1016, a hopper auxiliary drive and a hopper auxiliary adjustment wheel 1017.

The adjusting slide 1016 extends towards the inside of the annular structure formed by the hopper chain 1012, in this embodiment, the adjusting slide 1016 is arranged along the vertical direction, the auxiliary driving member of the hopper is specifically a driving motor matched with a gear structure, a wheel shaft for driving the auxiliary adjusting wheel 1017 of the hopper is arranged on the adjusting slide 1016 and movably connected with the adjusting slide 1016, the outer edge of the adjusting slide is meshed with the hopper chain 1012, and the adjusting slide 1016 can move along the adjusting slide 1016 under the action of the auxiliary driving member of the hopper and is suitable for tightening or loosening the hopper chain 1012.

By arranging the adjusting slide 1016 and the auxiliary hopper adjusting wheel 1017, since the adjusting slide 1016 extends towards the inside of the annular structure formed by the hopper chain 1012, the auxiliary hopper adjusting wheel 1017 on the adjusting slide is arranged in the annular structure formed by the hopper chain 1012, the hopper chain 1012 can be tensioned when moving outwards along the adjusting slide 1016, so that the first material taking part 1018 and the second material taking part 1019 are prevented from loosening in the process of moving towards the outside, the hopper chain 1012 can be relaxed when the adjusting slide 1016 moves inwards, the stability of the hopper chain 1012 when the first material taking part 1018 and the second material taking part 1019 move backwards is ensured, and further, the auxiliary hopper adjusting wheel 1017 is arranged outside the annular structure formed by the hopper chain 1012, and the same is ensured.

Further, the hopper chain 1012 is in the middle part and is bent, the hopper auxiliary adjusting wheel 1017 is arranged in the second material taking part 1019, and besides the annular structure formed by the hopper chain 1012, the auxiliary wheel on the second material taking part 1019 is fixedly arranged in the embodiment to be matched, the auxiliary wheel is adjacent to the hopper auxiliary adjusting wheel 1017 and is arranged in the hopper chain 1012, so that the operation of the hopper chain 1012 along the vertical direction is prevented from being interfered by the movement of the hopper auxiliary adjusting wheel 1017, and the stable operation of the hopper chain 1012 is further ensured.

In this embodiment, the outer side of the material taking head 101 is further provided with a casing 102, the casing 102 is in a cylindrical shape, the upper end extends to the running trolley 30, and the lower end is disposed on the upper side of the lower end of the material taking head 101.

Through setting up housing 102, and its lower extreme setting is in the upside of getting the stub bar 101 lower extreme, on the one hand with getting the stub bar 101 parcel, prevent during operation material excessive, on the other hand, there is the difference in height both tip, can expose the lower extreme of stub bar 101, realizes the normal transport to the below material.

The housing 102 includes: the upper portion casing and lower part casing, upper portion casing set up in the first portion 1018 outside of getting, are provided with first guide 116 and second guide 117 on it, and the lower part casing sets up in the second portion 1019 outside of getting, with second guide 117 swing joint, the lower extreme of lower part casing sets up the bottom upside at hopper chain 1012.

The first flexible lifting assembly comprises a first lifting drive 104, a first flexible member 105. The second flexible lifting assembly includes a second lifting drive 110, a second flexible member 111.

The first lifting driving member 104 and the second lifting driving member 110 are drums with driving motors, so that a single driving member can drive multiple groups of pulley blocks to synchronously move, the synchronicity of adjustment driving is improved, and as a changeable implementation mode, the first lifting driving member 104 or the second lifting driving member 110 can also be a driving motor.

The first flexible member 105 and the second flexible member 111 are rope members in this embodiment, specifically, metal materials, such as steel cables, and may also be rope members.

The first flexible member 105 is disposed between the travelling car 30 and the first material taking portion 1018, and is adapted to be tightened or loosened by the first lifting drive member 104, and to drive the first material taking portion 1018 to lift relative to the travelling car 30. Meanwhile, the second flexible member 111 is connected between the travelling trolley 30 and the second material taking portion 1019, and can be tightened or loosened under the action of the second lifting driving member 110, and drives the second material taking portion 1019 to lift relative to the first material taking portion 1018.

The cooperation setting of flexible piece and lift driving piece both can realize through tightening up or loosening the rope spare that the stub bar 101 is relative the operation dolly 30 goes up and down, can also be when the vertical jacking force of cabin motion that the stub bar 101 received the surge to arouse, absorb the impact through the flexible piece, realize along the floating of direction of height, avoid transmitting external force to the operation dolly 30 or bear the main part structure of extracting device 100.

Further, set up first flexible lifting element and second flexible lifting element respectively, respectively correspond lift first material taking part 1018 and second material taking part 1019, both can realize through with the lift and go up and down that get the whole lift of stub bar 101, can be again after with rising to extreme position, through continuing to adjust the flexible lifting element of second, further make the second material taking part 1019 of downside carry out further promotion with respect to first material taking part 1018 of upside, and then effectively improve the lifting range of extracting device 100, chain bucket arm self lifting range is little in effectively overcoming prior art, the vertical jacking force of cabin motion that the surge arouses is transferred to the ship unloader structure from chain bucket arm simultaneously, make ship unloader structure receive the harm, and then influence ship unloader service environment's defect.

The first flexible lifting assembly further includes a first adjustment structure and the second flexible lifting assembly further includes a second adjustment structure. The first adjusting structure is provided with a first flexible piece 105 along the circumferential direction, the second adjusting structure is provided with a second flexible piece 111 along the circumferential direction, the first adjusting structure is suitable for bearing the first flexible piece 105 and adjusting the trend of the first flexible piece 105, and the second adjusting structure is suitable for bearing the second flexible piece 111 and adjusting the trend of the second flexible piece 111.

Through setting up the flexible lift subassembly that contains adjusting structure, can bear the flexible piece through adjusting structure and adjust the direction of flexible piece, make extracting device 100 can connect the stub bar 101 through adjusting structure or lift driving piece, when the driving force of lift driving piece acts on the stub bar 101 along the flexible piece, can be dual flexible piece effect, connect and avoid the flexible piece to act on the stub bar 101 along the single line when, the rocking that probably appears because of the side direction external force guarantees the lifting stability of stub bar 101.

In this embodiment, the first lift drive 104 is disposed on the travelling car 30, the first adjustment structure is disposed at least partially on the first pick-out section 1018, the second lift drive 110 is disposed on the travelling car 30, and the first adjustment structure is disposed at least partially on the second pick-out section 1019.

As an alternative embodiment, the first lift drive 104 may be disposed on the pick head 101, the first adjustment structure may not be disposed on the first pick section 1018, the second lift drive 110 may be disposed on the second pick section 1019, and the second adjustment structure may not be disposed on the second pick section 1019.

In this embodiment, the first lifting driving member 104 and the second lifting driving member 110 are both disposed on the running carriage 30, the end of the first flexible member 105 is connected to the first lifting driving member 104, and the end of the second flexible member 111 is connected to the second lifting driving member 110.

The first adjusting structure comprises a first redirecting pulley block 106, the first redirecting pulley block 106 is arranged on the first material taking part 1018 and comprises a plurality of first redirecting pulley pieces which are arranged at intervals along the axial direction, and the first flexible piece 105 is wound on each first redirecting pulley piece and is suitable for driving the first material taking part 1018 to lift; the second adjusting structure comprises a fifth redirecting pulley block 112, the fifth redirecting pulley block 112 is arranged on the second material taking part 1019, and comprises a plurality of fifth redirecting pulley pieces arranged at intervals along the axial direction, and the second flexible piece 111 is wound on each fifth redirecting pulley piece and is suitable for driving the second material taking part 1019 to lift.

As an alternative embodiment, only one or two of the first diverting pulley member or the fifth diverting pulley member may be provided.

The material taking device 100 further comprises a material taking frame 103, the material taking frame 103 is arranged on the upper side of the running trolley 30, the body is square, a first adjusting structure and a second adjusting structure are convenient to set, the material taking frame 103 is connected with the first flexible lifting component and the second flexible lifting component respectively, the material taking frame 101 can be contained, the material taking frame 103 can be entered into the material taking frame 101 in the lifting process, a first guiding piece 116 is arranged on a first material taking portion 1018 in the direction of the material taking frame 103, the material taking frame 103 is movably connected with the first guiding piece 116, a second guiding piece 117 is arranged on a first material taking portion 1018 in the direction of a second material taking portion 1019, and the second material taking portion 1019 is movably connected with the second guiding piece 117. In the present embodiment, the first guide 116 and the second guide 117 are pulley members, and may be a rail, a slider, or the like as an alternative embodiment.

The first adjusting structure further comprises a second redirecting pulley block 107, the second redirecting pulley block 107 is arranged on the material taking frame 103, a plurality of second redirecting pulley pieces are arranged along the axial direction at intervals, the second redirecting pulley pieces are arranged corresponding to the first redirecting pulley pieces, and each first redirecting pulley piece and each second redirecting pulley piece are arranged in a one-to-one staggered mode along the first flexible piece 105 around the winding path.

The second adjusting structure further comprises a sixth redirecting pulley block 113 and a ninth redirecting pulley block 118, the sixth redirecting pulley block 113 is arranged in the middle of the material taking frame 103, one or more sixth redirecting pulley pieces can be arranged along the axial direction of the second redirecting pulley block 107, and the sixth redirecting pulley pieces and the fifth redirecting pulley pieces are correspondingly arranged.

The ninth redirecting pulley block 118 is disposed on the first material taking portion 1018, one or more ninth redirecting pulley members are disposed along the axial direction, the second flexible member 111 is wound on the fifth redirecting pulley block 112, and two sides of the second flexible member are respectively disposed around the ninth redirecting pulley member and the sixth redirecting pulley member.

As an alternative embodiment, the ninth diverting pulley arrangement 118 may not be provided and may merely cooperate with the fifth diverting pulley arrangement 112 via the sixth diverting pulley arrangement 113.

Through setting up first bend pulley spare and second bend pulley spare along first flexible part 105 winds the setting route crisscross setting one by one, sets up like this, improves the crisscross density of rope spare between the two, and then improves first bend pulley block 106 and closes the connection compactness of second bend pulley block 107, guarantees to get the load-bearing stability of material frame 103 to first material portion 1018.

In this embodiment, the number of the first redirecting pulley elements in the single group is less than that of the second redirecting pulley elements, in this embodiment, the difference is one, and taking the first flexible lifting assembly as an example, the arrangement is such that after the first flexible element 105 bypasses between the first redirecting pulley elements and the second redirecting pulley elements, the first flexible element 105 extends from the second redirecting pulley elements to the running trolley 30, the extending length of the first flexible element 105 is fixed between the first flexible element 105 and the second redirecting pulley elements, the working stability of the fixed end of the first flexible element 105 and the end connected with the first lifting driving element 104 is improved, and the second flexible lifting assembly is the same.

In this embodiment, the first adjusting structure includes two sets of first redirecting pulley blocks 106 and two sets of second redirecting pulley blocks 107, and set up in one-to-one correspondence respectively, and the interval between the first redirecting pulley blocks 106 and the second redirecting pulley blocks 107 that correspond to setting is equal, and wherein two sets of first redirecting pulley blocks arrange the setting along the horizontal direction, and two sets of first redirecting pulley blocks 106 arrange the setting along the horizontal direction. The second adjusting structure comprises two groups of fifth redirecting pulley blocks 112 and two groups of ninth redirecting pulley blocks 118, the fifth redirecting pulley blocks 112 and the ninth redirecting pulley blocks 118 which are correspondingly arranged are arranged in a one-to-one correspondence mode, the distances between the fifth redirecting pulley blocks 112 and the ninth redirecting pulley blocks 118 which are correspondingly arranged are equal, the two groups of fifth redirecting pulley blocks 112 are arranged in a horizontal direction, and the two groups of ninth redirecting pulley blocks 118 are arranged in a horizontal direction;

The arrangement avoids unbalanced lateral stress of the material taking head 101, and improves the lifting stability of the material taking head 101 relative to the material taking frame 103.

As an alternative embodiment, the first diverting pulley block 106, the second diverting pulley block 107, the ninth diverting pulley block 118, the fifth diverting pulley block 112 may be provided in multiple groups.

The first adjusting structure further comprises a third redirecting pulley block 108 and a fourth redirecting pulley block 109 which are connected and arranged on the running trolley 30, one end of the first flexible piece 105 is arranged on the third redirecting pulley block 108, and the fourth redirecting pulley block 109 is arranged adjacent to the first lifting driving piece 104. The second adjusting structure further comprises a seventh redirecting pulley block 114 and an eighth redirecting pulley block 115 which are connected and arranged on the travelling trolley 30, one end of the second flexible piece 111 is arranged on the seventh redirecting pulley block 114, and the eighth redirecting pulley block 115 is arranged adjacent to the second lifting driving piece 110.

In this embodiment, the third redirecting pulley block 108 and the fourth redirecting pulley block 109 are respectively disposed on two sides of the material taking head 101, and the seventh redirecting pulley block 114 and the eighth redirecting pulley block 115 are also respectively disposed on two sides of the material taking head 101.

In this embodiment, the fourth diverting pulley set 109 is arranged flush with the first lifting drive 104 and the eighth diverting pulley set 115 is arranged flush with the second lifting drive 110. As an alternative embodiment, the fourth diverting pulley arrangement 109 may be arranged at a distance from the first lifting drive 104 and with a height difference, and the eighth diverting pulley arrangement 115 may be arranged at a distance from the second lifting drive 110 and with a height difference.

As an alternative embodiment, the third redirecting pulley block 108 and the seventh redirecting pulley block 114 may not be provided, and the first flexible member 105 and the second flexible member 111 may be directly connected to the travelling trolley 30, and as another alternative embodiment, the fourth redirecting pulley block 109 and the eighth redirecting pulley block 115 may not be provided, and the first flexible member 105 or the second flexible member 111 on the side of the third redirecting pulley block 108 or the ninth redirecting pulley block 118 may be directly connected to the first lifting driving member 104 or the second lifting driving member 110.

Through setting up third bend pulley block 108, connect operation dolly 30 through the assembly pulley on the one hand, because rope spare and pulley are slip or roll connection, can effectively adjust the influence of rope spare tensile stress to third bend pulley block 108 setting position, avoid the damage of stress to hookup location department, on the other hand third bend pulley block 108 and the end connection of first flexible part 105, one end is steady state, only need the first lift driving piece 104 of opposite side to the receive and release of first flexible part 105 to be mediated, avoid both ends to establish first lift driving piece 104 together, need both ends to open simultaneously and stop simultaneously, and the difficult problem of regulation that brings appears.

In addition, because the first redirecting pulley part and the second redirecting pulley part are both in height difference with the travelling trolley 30, and the first lifting driving part 104 is connected with the end part of the first flexible part 105, the first flexible part 105 on one side of the first redirecting pulley part and the second redirecting pulley part needs to be received, and the first lifting driving part 104 can drive the first flexible part 105 with the same height to stretch and retract by setting the fourth redirecting pulley block 109 adjacent to the first lifting driving part 104 or the height difference is smaller, so that the stability of the first lifting driving part 104 for driving the first flexible part 105 is ensured. The seventh diverting pulley pack 114 and the eighth diverting pulley pack 115 are similar.

Further, along one side of the material taking head 101, the third redirecting pulley block 108 and the seventh redirecting pulley block 114 are arranged along the same vertical direction as the second redirecting pulley block 107 and the first redirecting pulley block 106, and the projections of the third redirecting pulley block and the first redirecting pulley block along the vertical direction are arranged in close proximity or can be arranged along the same position; along the other side of the material taking head 101, the fourth redirecting pulley block 109 and the eighth redirecting pulley block 115 are arranged along the same vertical direction with the other group of second redirecting pulley blocks 107 and the other group of first redirecting pulley blocks 106, and the projections of the first redirecting pulley blocks and the second redirecting pulley blocks along the vertical direction are respectively arranged in close proximity or can be arranged along the same position.

As an alternative embodiment, the third redirecting pulley block 108 and the seventh redirecting pulley block 114 are arranged at intervals with the projections of the adjacent second redirecting pulley block 107 and first redirecting pulley block 106 in the vertical direction; or, the fourth redirecting pulley block 109 and the eighth redirecting pulley block 115 are arranged at intervals with the adjacent second redirecting pulley block 107 and first redirecting pulley block 106 in the projection in the vertical direction.

On the basis of the above embodiment, as a further limiting embodiment, the rod assembly includes a plurality of parallel extending rods 208, one ends of the extending rods 208 are respectively hinged to the side portions of the material taking device 100, and the other ends of the extending rods 208 are respectively hinged to the pushing and pulling members 207.

Specifically, taking the case that the number of the extension bars 208 is two as an example, at this time, a part of structure between two hinged positions of the side portion of the material taking device 100, the two extension bars 208 and the pushing and pulling member 207 together form a set of four-bar linkage, and when the four-bar linkage is in different forms under the transmission action of the four-bar linkage, the pushing and pulling member 207 always maintains the parallel posture with the connecting line between two hinged positions of the side portion of the material taking device 100 at different positions, that is, the pushing and pulling member 207 always extends downwards, so that the efficiency of material pulling is improved while adapting to different material stacking environments at some corner positions below the hatch coaming of the cargo ship.

Further, when a plurality of extension bars 208 are provided in parallel, since the bar itself occupies a certain volume, the plurality of extension bars 208 need to be spatially staggered in the height direction so that all the extension bars 208 complete the stowing operation in parallel to each other.

In addition to the above embodiment, as a further limited embodiment, a plurality of pushing members 207 are provided in parallel along the extending direction of the extending rod 208.

Specifically, a plurality of pushing and pulling pieces 207 are arranged, and the pushing and pulling pieces 207 simultaneously pull materials in the synchronous motion process of the material taking device 100, so that the material pulling efficiency is further improved.

On the basis of the above embodiment, as a further limiting embodiment, the pushing-off and cleaning device 206 is disposed at both sides of the material taking device 100 along the moving direction of the material taking device 100.

Specifically, since the hatch coaming of the cargo ship is generally located at two sides of the cargo ship and is two ends of the movement direction of the material taking device 100, when the material taking device 100 moves close to one side coaming, the pushing and cleaning cabin device 206 close to the side falls to the first unfolding state under the action of the pushing and cleaning lifting structure 209, and stretches into some corner positions below the coaming during the further movement of the material taking device 100, the subsequent material unloading operation is completed, and correspondingly, when the material taking device 100 moves close to the other side coaming, the pushing and cleaning cabin device 206 close to the side operates in a similar manner, so that the material at some corner positions below the coaming at two sides is completely unloaded.

On the basis of the above embodiment, as a further limited embodiment, the push-pull lifting structure 209 includes: a push-pull lift spool 2091 and a push-pull connecting cord 2092.

The pushing and lifting scroll 2091 is connected with the material taking device 100, and the pushing and lifting scroll 2091 is in power connection with a pushing and lifting scroll driving motor;

The pushing and pulling connection rope 2092 is wound on the pushing and pulling lifting scroll 2091 at one end, and is connected to the pushing and pulling cabin cleaning device 206 at the side far away from the material taking device 100 at the other end.

Specifically, the push-pull lifting roller 2091 is fixedly connected to the material taking device 100 as a fixed end of the push-pull lifting structure 209, and under the driving action of the push-pull lifting roller 2091 by the push-pull roller driving motor, the push-pull lifting roller 2091 rotates to wind the push-pull connection rope 2092 around the outer wall of the push-pull lifting roller 2091 or release the push-pull connection rope 2092, so that the push-pull connection rope 2092 is shortened or lengthened, and the push-pull cabin cleaning device 206 connected to the push-pull connection rope 2092 is switched between the first unfolded state and the first folded state.

On the basis of the above embodiment, as a further defined embodiment, the material taking system further includes: a cleaning device 200, a first lifting structure 210, etc.

The cabin cleaning device 200 is arranged on the other side of the material taking device 100, the cabin cleaning device 200 is arranged adjacent to the pushing cabin cleaning device 206, and the cabin cleaning device 200 is suitable for gathering materials towards the direction approaching the material taking device 100.

Specifically, four side walls are formed on the material taking device 100 along the length direction, the pushing and cleaning device 206 is disposed along the movement direction of the material taking device 100, that is, the pushing and cleaning device 206 is disposed on the side wall corresponding to the movement direction of the material taking device 100, the cleaning device 200 is disposed adjacent to the pushing and cleaning device 206, that is, on the other two side walls of the material taking device 100, the cleaning device 200 is disposed perpendicular to the movement direction of the material taking device 100, and during the movement process of the material taking device 100, the cleaning device 200 gathers materials in a direction approaching to the material taking device 100.

Further, when the cabin cleaning device 200 is in the second unfolded state, as shown in fig. 19, the collecting device disposed on the cabin cleaning device 200 will collect the materials in the downward mapping range, and collect the materials at a position close to the material taking chain bucket at the bottom of the material taking device 100, so that the material taking chain bucket can complete the material taking operation.

Further, the specific structural form of the cabin cleaning device 200 is not limited in this embodiment, and the collecting operation of the materials can be completed. As an implementation manner, the cabin cleaning device 200 is provided with a scraper driven by a chain wheel and a chain, and the scraper acts on the material to collect the material close to the material taking device 100, so that the material gathering operation is completed; as another embodiment, the cleaning device 200 is provided with a screw plate driven by external force, and the movement of the screw plate acts on the material to collect the material near the material taking device 100, so as to complete the gathering operation of the material.

The first lifting structure 210 is disposed between the material taking device 100 and the cabin cleaning device 200 along the length direction of the material taking device 100, the fixed end of the first lifting structure 210 is connected with the material taking device 100, the movable end of the first lifting structure 210 is connected with the cabin cleaning device 200, and the movable end of the first lifting structure 210 is suitable for telescopic movement relative to the fixed end of the first lifting structure 210.

Specifically, by arranging the first lifting structure 210 between the material taking device 100 and the cabin cleaning device 200, the relative position between the cabin cleaning device 200 and the material taking device 100 is adjusted by using the telescopic action of the first lifting structure 210, so that the cabin cleaning device 200 is far away from the bottom material taking position of the material taking device 100 when no work is needed, the height drop between the bottom position of the cabin cleaning device 200 and the bottom material taking position of the material taking device 100 is increased, and the situation that the cabin cleaning device 200 contacts part of materials on the side surface of the material taking device 100 to push away the materials when the material taking device 100 normally operates is avoided, and the material taking device 100 can take materials normally is ensured.

On the basis of the above embodiment, as a further limiting embodiment, the movable end of the first lifting structure 210 is rotatably connected to the side of the cabin cleaning device 200 close to the material taking device 100; the material taking system further comprises a second lifting structure 211, wherein the second lifting structure 211 is arranged between the material taking device 100 and/or the first lifting structure 210 and the cabin cleaning device 200, the fixed end of the second lifting structure 211 is connected with the material taking device 100 and/or the fixed end of the first lifting structure 210, the movable end of the second lifting structure 211 is rotatably connected with one side, far away from the material taking device 100, of the cabin cleaning device 200, and the movable end of the second lifting structure 211 is suitable for performing telescopic motion relative to the fixed end of the second lifting structure 211, so that the cabin cleaning device 200 is driven to a second unfolding state far away from the material taking device 100, or a second folding state folding towards the direction of the material taking device 100.

Specifically, the movable end of the first lifting structure 210 is rotatably connected to a side of the cabin cleaning device 200 near the material taking device 100, when the second lifting structure 211 generates a telescopic action, the cabin cleaning device 200 is adjusted to rotate around the rotation connection point with the material taking device 100, and when the cabin cleaning device 200 is in the view of fig. 19, the cabin cleaning device 200 rotates upwards to switch from the second unfolded state to the second folded state.

Further, since the fixed end of the first lifting structure 210 is fixedly connected with the material taking device 100, in the scheme of ensuring that the fixed end of the second lifting structure 211 is in a fixed state, the fixed end of the second lifting structure 211 can be connected with the material taking device 100, or the fixed end of the second lifting structure 211 is connected with the fixed end of the first lifting structure 210, so that the fixed end of the second lifting structure 211 can be ensured to be in a fixed state.

Further, the specific structural forms of the first lifting structure 210 and the second lifting structure 211 are not limited, and the telescopic action can be completed, and the specific structural forms of the first lifting structure 210 and the second lifting structure 211 can be telescopic cylinders, reel cables, and the like.

On the basis of the above embodiments, as a further defined embodiment, the cleaning devices 200 are provided on opposite sides of the material taking device 100.

Specifically, four side walls are formed on the material taking device 100 along the length direction, and the cabin cleaning device 200 is arranged on two opposite side walls of the material taking device 100, so that the collection operation of materials on two corresponding sides of the material taking device 100 is realized, and the cabin cleaning efficiency of the materials is improved.

On the basis of the above embodiments, as a further defined embodiment, two cabin cleaning devices 200 are arranged side by side on one side of the material taking device 100.

Specifically, two cabin cleaning devices 200 are arranged side by side on one side wall of the material taking device 100, and meanwhile, the collecting operation of materials is realized, so that the cabin cleaning efficiency of the materials is improved.

On the basis of the above embodiment, as a further limiting embodiment, the first lifting structure 210 is a telescopic cylinder, the fixed end of the telescopic cylinder is hinged to the material taking device 100 through the fixed hinge point 212, and the movable end of the first lifting structure 210 is hinged to one side of the cabin cleaning device 200, which is close to the material taking device 100, through the movable hinge point 213.

Specifically, in the installation structure of the cabin cleaning device 200, two fixing hinge points 212 are arranged in the length direction of the material taking device 100, and the fixing ends of the telescopic cylinders are hinged and fixed at two positions, so that the stability of the fixing positions of the fixing ends of the telescopic cylinders is ensured; the movable end of the first lifting structure 210 is hinged to one side of the cabin cleaning device 200, which is close to the material taking device 100, through the movable hinge point 213, and the movable end of the first lifting structure 210 is rotatably connected to one side of the cabin cleaning device 200, which is close to the material taking device 100, through the movable hinge point 213, so that switching operation of the cabin cleaning device 200 between the second unfolding state and the second folding state is ensured.

On the basis of the above embodiment, as a further defined embodiment, the second elevating structure 211 includes: lifting reel 2111, clearance connection rope 2112 and drive motor.

Lifting reel 2111 is connected to the fixed end of the take-up device 100 and/or first lifting structure 210, and lifting reel 2111 is in power connection with a reel drive motor.

The cabin cleaning connection rope 2112 has one end wound around the lifting reel 2111 and the other end connected to the side of the cabin cleaning device 200 remote from the material taking device 100.

Specifically, the lifting reel 2111 is fixedly connected to the material taking device 100 or the fixed end of the first lifting structure 210 as the fixed end of the second lifting structure 211, and under the driving action of the lifting reel 2111 by the reel driving motor, the lifting reel 2111 rotates to wind the cabin cleaning connection rope 2112 on the outer wall of the lifting reel 2111 or release the cabin cleaning connection rope 2112, so that the cabin cleaning connection rope 2112 is shortened or lengthened, and the cabin cleaning device 200 connected with the cabin cleaning connection rope 2112 is switched between the second unfolded state and the second folded state.

On the basis of the above embodiments, as further defined embodiments, the cabin cleaning device 200 includes: a mounting frame 201, a screw blade 202, a cabin cleaning driving motor 203 and the like.

One end of the mounting frame 201 is rotatably connected with the movable end of the first lifting structure 210, and the other end is rotatably connected with the movable end of the second lifting structure 211.

The spiral sheet 202 is rotatably connected to the mounting frame 201, and the spiral sheet 202 is adapted to gather materials in a direction approaching the material taking device 100 after rotation.

And the cabin cleaning driving motor 203 is in power connection with the spiral sheet 202.

Specifically, the spiral sheet 202 pushes the material under the driving action of the cabin cleaning driving motor 203, the material moves along the extending direction of the spiral line of the spiral sheet 202, and the material is collected close to the material taking device 100 under the reasonable steering setting of the cabin cleaning driving motor 203, so that cabin cleaning operation is realized.

On the basis of the above embodiment, as a further limiting embodiment, the cabin cleaning device 200 further comprises a support assembly 204 connected to the mounting frame 201, wherein the bottommost height position of the support assembly 204 is not lower than the bottommost height position of the screw blade 202.

Specifically, after the cabin cleaning device 200 is put down, the supporting component 204 forms a supporting function at the top of the material or the bottom of the cabin, when the topography fluctuates, the supporting component 204 is always clung to the lower layer surface, and drives the cabin cleaning device 200 to fluctuate along with the topography, so that the cabin cleaning device 200 can adapt to different bilge environments and is also convenient to move with the main material taking device. Meanwhile, the bottommost height position of the supporting component 204 is slightly lower than the bottommost height position of the spiral sheet 202, so that the clearance efficiency of the spiral sheet 202 is ensured to the greatest extent, and meanwhile, the spiral sheet 202 is prevented from being damaged due to interference with a bilge wall plate during operation.

On the basis of the above embodiments, as a further defined embodiment, the support assembly 204 comprises support wheels 205, the support wheels 205 being arranged along the direction of movement of the take-off device 100.

Specifically, after the cabin cleaning device is put down, the supporting wheels 205 are arranged, so that the supporting wheels 205 roll on the top of materials or the bottom of a cabin, and the movement smoothness of the cabin cleaning device 200 is improved. Meanwhile, for different arrangement modes of the material taking device 100 and the cabin cleaning device 200 on different side walls of the material taking device 100, the supporting wheels 205 are arranged along the movement direction of the material taking device 100, so that the supporting wheels 205 are suitable for rolling along the movement direction of the material taking device 100, and synchronous movement of the cabin cleaning device 200 and the material taking device 100 is facilitated.

Example two

Referring to fig. 1, this embodiment provides a ship unloader, including: such as the trolley system described above.

Specifically, the ship unloader further includes: portal body 10. Portal body 10 has a door leg 11, and door leg 11 is connected to dock foundation 4.

Specifically, the portal main body 10 further includes a main beam 20, the main beam 20 includes a rotating arm support 21 extending beyond the portal leg 11, the running trolley 30 moves along a track on the rotating arm support 21 under the traction of the trolley traction device, the running trolley 30 is connected with the material taking device 100, and the running trolley 30 drives the material taking device 100 to move along the track on the rotating arm support 21, so that the material taking device 100 moves back and forth in the ship width direction, and the material in the ship cabin 2 is unloaded. Wherein, the upper part refers to the upper part indicated by the arrow in fig. 1; the ship width direction refers to the "ship width direction" indicated by the arrow in fig. 1.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.

Claims

1. A cart system, comprising:

A running trolley (30);

The trolley traction device (500) comprises a traction rope (501) and a driving device (510), wherein the traction rope (501) is connected with the running trolley (30), the traction rope (501) has a tensioning state for compressing the driving device (510) and a loosening state for loosening the driving device (510), and the driving device (510) is suitable for driving the traction rope (501) to move when the traction rope (501) is in the tensioning state so as to be suitable for providing traction force for the running trolley (30);

The material taking device (100) is arranged on the running trolley (30), the material taking device (100) comprises a material taking frame (103) and a material taking head (101), the material taking head (101) comprises a first material taking part (1018) and a second material taking part (1019), the second material taking part (1019) is arranged on the lower side of the first material taking part (1018), the first material taking part (1018) can be lifted relative to the running trolley (30), the second material taking part (1019) can be lifted relative to the first material taking part (1018), the material taking frame (103) is arranged on the upper side of the running trolley (30), and the material taking frame (103) is suitable for accommodating the material taking head (101);

The reclaimer device (100) further comprises: the first flexible lifting assembly comprises a first lifting driving piece (104) and a first flexible piece (105), wherein the first flexible piece (105) is connected between the running trolley (30) and the first material taking part (1018), is suitable for being tightened or loosened under the action of the first lifting driving piece (104), and drives the first material taking part (1018) to lift relative to the running trolley (30); the second flexible lifting assembly comprises a second lifting driving piece (110) and a second flexible piece (111), the first flexible piece (105) is connected between the running trolley (30) and the first material taking part (1018), and is suitable for being tightened or loosened under the action of the second lifting driving piece (110), and the second material taking part (1019) is driven to lift relative to the first material taking part (1018);

The first flexible lifting assembly further comprises a first adjusting structure, wherein the first flexible piece (105) is arranged on the first adjusting structure along the circumferential direction and is suitable for bearing the first flexible piece (105) and adjusting the trend of the first flexible piece (105); the second flexible lifting assembly further comprises a second adjusting structure, the second flexible piece (111) is arranged on the first adjusting structure along the circumferential direction, and the second adjusting structure is suitable for bearing the second flexible piece (111) and adjusting the trend of the second flexible piece (111);

the material taking frame (103) is arranged on the running trolley (30), is connected with the first flexible lifting assembly and the second flexible lifting assembly respectively, and is suitable for accommodating the material taking head (101), a first guide piece (116) is arranged on the direction of the first material taking part (1018) towards the material taking frame (103), the material taking frame (103) is movably connected with the first guide piece (116), a second guide piece (117) is arranged on the direction of the first material taking part (1018) towards the second material taking part (1019), and the second material taking part (1019) is movably connected with the second guide piece (117);

The material taking head (101) comprises: a hopper body (1011) adapted to scoop material; a hopper chain (1012) which is arranged in a ring direction along the height direction, and a plurality of hopper main bodies (1011) are connected and arranged on the outer edge of the hopper chain; the hopper driving part (1013) is connected with and provided with a driving wheel (1014), the driving wheel (1014) is matched with the hopper chain (1012), and the hopper driving part (1013) is suitable for driving the driving wheel (1014) to rotate and driving the hopper chain (1012) to rotate along the height direction.

2. The trolley system according to claim 1, wherein the trolley traction device (500) further comprises: -a tensioning device in abutment with the traction rope (501), the tensioning device being adapted to adjust the traction rope (501) to switch between the tensioned state and the relaxed state.

3. The trolley system according to claim 1, characterized in that the driving means (510) comprise: the traction rope comprises a driving part (511) and a rotating part (512), wherein the driving part (511) drives the rotating part (512) to rotate, the traction rope (501) is wound on the rotating part (512), the traction rope (501) is tightly pressed on the rotating part (512) when in a tensioning state, the traction rope (501) is loosened on the rotating part (512) when in a loosening state, and the rotating part (512) is suitable for driving the traction rope (501) to move when the traction rope (501) is in the tensioning state.

4. The cart system of claim 2, wherein the tensioning device comprises: the rotating rod (521) is rotatably arranged on the external structure, two ends of the rotating rod (521) are arranged up and down and respectively abut against the traction rope (501), and the rotating rod (521) adjusts the tightness degree of the traction rope (501) by rotating relative to the external structure.

5. The cart system of claim 4, wherein the tensioning device further comprises: and a tensioning driving part (524), wherein the tensioning driving part (524) is connected with the rotating rod (521) and is suitable for driving the rotating rod (521) to rotate.

6. The trolley system according to claim 5, characterized in that the rotating rod (521) is rotatably connected to the external structure by a hinge point (525), the tensioning drive (524) driving the rotating rod (521) to rotate about the hinge point (525) in a first rotation direction for releasing the traction rope (501); or the tensioning driving part (524) drives the rotating rod (521) to rotate around the hinge point (525) along the second rotating direction so as to tension the traction rope (501).

7. The trolley system according to claim 1, wherein the travelling trolley (30) comprises:

A frame (301);

The wheel frame (320) comprises a first connecting portion (321) and a second connecting portion (322), wherein the first connecting portion (321) and the second connecting portion (322) are symmetrically arranged and are rotationally connected with the frame (301), the first connecting portion (321) and the second connecting portion (322) are connected through an elastic piece (323), travelling wheels (331) are arranged at the lower ends of the first connecting portion (321) and the second connecting portion (322), and the travelling wheels (331) are suitable for rolling along a first track (341) so as to drive the frame (301) to run along the first track (341).

8. The trolley system according to claim 7, wherein the elastic member (323) is disposed at an upper end of the wheel frame (320), the first connecting portion (321) and the second connecting portion (322) are respectively hinged to the frame (301), and a hinge point is located relatively below the elastic member (323).

9. The trolley system of claim 7, wherein the road wheels (331) are in contact with an upper surface of the first track (341), the travelling trolley (30) further comprising: -a horizontal wheel (332), said horizontal wheel (332) being in rolling contact with a side of said first track (341), said horizontal wheel (332) being adapted to rotate about a vertical axis.

10. The trolley system according to claim 9, wherein the travelling trolley (30) further comprises: the counter roller (333) is arranged opposite to the travelling wheel (331) along the vertical direction and is suitable for being contacted with the lower surface of a second track (342), wherein the second track (342) is parallel to the first track (341) and is positioned below the first track (341).

11. The trolley system according to claim 1, characterized in that the side of the take-out device (100) is provided with a push-pull cabin-cleaning device (206), the push-pull cabin-cleaning device (206) comprising:

One end of the rod body assembly is rotationally connected with the side part of the material taking device (100), and the other end of the rod body assembly extends in a direction away from the material taking device (100);

the pushing and pulling piece (207) is arranged on one side of the extending arrangement of the rod body assembly, and the pushing and pulling piece (207) is at least partially arranged in a downward extending manner.

12. The cart system of claim 11, further comprising: the pushing and lifting structure (209) is arranged between the material taking device (100) and the pushing and cleaning cabin device (206), the fixed end of the pushing and lifting structure (209) is connected with the material taking device (100), the movable end of the pushing and lifting structure (209) is rotatably connected with one side, away from the material taking device (100), of the pushing and cleaning cabin device (206), and the movable end of the pushing and lifting structure (209) is suitable for telescopic movement relative to the fixed end of the pushing and cleaning cabin device (209), so that the pushing and cleaning cabin device (206) is driven to be far away from a first unfolding state of the material taking device (100), or to be in a first folding state of the material taking device (100) in a folding direction.

13. The trolley system according to claim 12, wherein the rod assembly comprises a plurality of parallel extending rods (208), one end of each extending rod (208) is hinged to a side portion of the material taking device (100), and the other end of each extending rod (208) is hinged to the pushing and pulling member (207).

14. The trolley system according to claim 13, characterized in that the push-pull lifting structure (209) comprises:

a push-pull lifting scroll (2091) connected with the material taking device (100), wherein the push-pull lifting scroll (2091) is in power connection with a push-pull scroll driving motor;

One end of the pushing and pulling connecting rope (2092) is wound on the pushing and pulling lifting scroll (2091), and the other end of the pushing and pulling connecting rope is connected with one side, far away from the material taking device (100), of the pushing and pulling cabin cleaning device (206).

15. The cart system of claim 14, further comprising:

The cabin cleaning device (200) is arranged on the other side part of the material taking device (100), the cabin cleaning device (200) is arranged adjacent to the pushing cabin cleaning device (206), and the cabin cleaning device (200) is suitable for gathering materials in a direction approaching to the material taking device (100);

The first lifting structure (210) is arranged between the material taking device (100) and the cabin cleaning device (200) along the length direction of the material taking device (100), the fixed end of the first lifting structure (210) is connected with the material taking device (100), the movable end of the first lifting structure (210) is connected with the cabin cleaning device (200), and the movable end of the first lifting structure (210) is suitable for telescopic movement relative to the fixed end of the first lifting structure (210).

16. The trolley system according to claim 15, wherein the movable end of the first lifting structure (210) is rotatably connected to a side of the clearance device (200) adjacent to the material taking device (100);

The trolley system further comprises a second lifting structure (211) arranged between the material taking device (100) and/or the first lifting structure (210) and the cabin cleaning device (200), wherein the fixed end of the second lifting structure (211) is connected with the material taking device (100) and/or the fixed end of the first lifting structure (210), the movable end of the second lifting structure (211) is rotatably connected with one side, far away from the material taking device (100), of the cabin cleaning device (200), and the movable end of the second lifting structure (211) is suitable for carrying out telescopic motion relative to the fixed end of the second lifting structure (211), so that the cabin cleaning device (200) is driven to be far away from a second unfolding state of the material taking device (100) or a second folding state of the material taking device (100) in a direction.

17. The trolley system according to claim 16, wherein the cabin cleaning device (200) comprises:

one end of the mounting frame (201) is rotationally connected with the movable end of the first lifting structure (210), and the other end of the mounting frame is rotationally connected with the movable end of the second lifting structure (211);

The spiral sheet (202) is rotationally connected to the mounting frame (201), and the spiral sheet (202) is suitable for gathering materials in a direction approaching the material taking device (100) after rotating;

the cabin cleaning driving motor (203) is in power connection with the spiral sheet (202);

The support assembly (204) is connected with the mounting frame (201), the bottommost height position of the support assembly (204) is not lower than the bottommost height position of the spiral sheet (202), the support assembly (204) comprises a support wheel (205), the support wheel (205) is suitable for rolling along the movement direction of the material taking device (100), and the support wheel (205) is arranged along the movement direction of the material taking device (100).

18. A ship unloader, comprising: a trolley system as claimed in any one of claims 1 to 17.