CN117303032A - Material unloading operation device and method for bulk container - Google Patents

Abstract

The invention provides a material unloading operation device and method of a bulk container, wherein the device comprises a shore container crane, an automatic dumping system and a hopper, wherein the shore container crane is arranged on a port yard, the automatic dumping system is arranged below the shore container crane, and two box overturning machine positions are arranged on the automatic dumping system; the shore container crane comprises an upper trolley and a lower trolley, wherein the upper trolley is provided with a single-cycle operation mode and a double-cycle operation mode and is used for lifting a hatch cover, a heavy-load container and a empty container, the heavy-load container is lifted to a container turning machine position, an automatic dumping system is used for dumping the heavy-load container, materials in the heavy-load container are unloaded into a hopper, and the hopper is used for transferring the materials onto a wharf conveyor; the lower trolley is close to the box overturning machine position and is used for hoisting the empty boxes after unloading materials to the land side cross outer stacking head surface. The invention solves the problem of low efficiency caused by excessive unloading configuration equipment in the existing bulk-change-set unloading process flow, and greatly reduces the operation cost of the wharf.

Description

Material unloading operation device and method for bulk container

Technical Field

The invention relates to the technical field of port loading and unloading equipment, in particular to a device and a method for unloading bulk cargo containers.

Background

With the further improvement of the national requirements on environmental protection and energy saving, the dust pollution of the original coal, dry coke quenching and other materials during the grabbing and unloading process by the bridge grab ship unloader is serious, and the related requirements cannot be met. Meanwhile, the great promotion and high-speed development of highway, railway and waterway multi-mode intermodal transportation make the 'bulk change set' (namely bulk cargo containerized transportation) possible, the bulk cargo is directly loaded into a container based on the original waterway transportation mode, the container is used for totally-enclosed transportation, the cargo loss is reduced, the environment is more protected, the 'second revolution' of bulk cargo transportation is called, and the development potential of the 'second revolution' is immeasurable.

The existing process flow of 'bulk-change-collection' unloading is to unload containers from ships firstly, then transport the containers through collection cards, and transport the containers through bridge crane after the containers reach a storage yard, and then realize overturning and unloading of the containers by using a dumper. In order to realize whole-course mechanical operation, the containers are directly unloaded without transferring, the unloading efficiency is improved, and development of a material unloading operation device and method for bulk containers is urgently needed, namely, in the material unloading process, a combined unloading process method of unloading, transporting and turning the containers and unloading of a quay container crane is adopted, the unloading efficiency is improved, the material scattering is reduced, the equipment energy consumption is reduced, and the safe, efficient and environment-friendly operation of the equipment is ensured.

Disclosure of Invention

According to the technical problems set forth above, a device and a method for unloading bulk cargo containers are provided.

The invention adopts the following technical means:

a bulk container material unloading operation device, comprising: the system comprises a shore container crane, an automatic dumping system and a hopper, wherein the shore container crane is arranged on a port yard head and can be used for unloading containers parked in a port ship, a plurality of rows of heavy-load containers are arranged in a ship deck lower compartment of the ship, each row of heavy-load containers comprises a plurality of heavy-load containers, materials are contained in the heavy-load containers, and a hatch cover is arranged at the top of the compartment;

the automatic dumping system is arranged below the shore container crane, and two box overturning machine positions positioned on the water side of the shore container crane are arranged on the automatic dumping system; the hopper is arranged below the automatic dumping system and above the wharf conveyor;

the shore container crane comprises an upper trolley and a lower trolley, wherein the upper trolley is provided with a single-cycle operation mode and a double-cycle operation mode and is used for realizing lifting of a hatch cover, a heavy-load container and a blank box, the heavy-load container is lifted to a box turning machine position, the automatic dumping system is used for tipping the heavy-load container on the box turning machine position, the materials in the heavy-load container are unloaded into a hopper, and the hopper is used for carrying the materials to a wharf conveyor;

the lower trolley is close to the box overturning machine position and is used for hoisting the empty container after unloading materials to the land side outer cross outer code head surface.

Further, the single cycle operation mode is: the upper trolley only carries out the ship unloading operation of the heavy box in one working cycle, and the empty lifting appliance returns; and the upper trolley lifts all the empty boxes outside the land side span and ships the empty boxes in a compartment under the deck.

Further, the dual cycle operation mode is: the loading trolley simultaneously carries out heavy tank ship unloading and empty tank ship loading operation in one working cycle.

Further, the automatic unloading device also comprises a dustproof room, wherein the dustproof room is arranged below the shore container crane and above the hopper, and the material unloading of the heavy-duty container in the dustproof room is realized through the automatic dumping system.

Further, the lower trolley has a rotating function and is used for adjusting the placing direction of the heavy-duty container on the container turning machine.

Further, a first lifting appliance is arranged on the upper trolley, and a second lifting appliance is arranged on the lower trolley.

The invention also provides an unloading operation method of the material unloading operation device of the bulk container, which comprises the following steps:

step one, lifting and placing a hatch cover on a land side cross outer stacking head surface through an upper trolley of a shore container crane;

step two, moving a shore container crane cart, positioning the shore container crane right above any one of two adjacent stacks in a compartment, wherein the upper cart adopts a single-cycle operation mode, namely the upper cart only carries out heavy-box ship unloading operation in one working cycle, and the empty lifting appliance returns; lifting a plurality of heavy-load containers of any single stack in a lower cabin of a ship deck to two box turning machine positions on the water side of a quayside container crane one by one through an upper trolley;

step three, if the door opening direction of the heavy-duty container on the box overturning machine position is inconsistent with the overturning direction, adjusting the placing direction of the heavy-duty container by using a lower trolley with a rotating function, and then executing the step four;

unloading the heavy-duty containers on the two box overturning machine positions through an automatic dumping system; the unloading process is carried out in a dust-proof chamber;

step five, directly transferring the unloaded materials to a wharf conveyor through a hopper;

step six, after unloading the heavy-load container through an automatic dumping system, the lower trolley lifts the empty container to the outside of the land side span, and stacks the empty container on a hatch cover placed in the prior art;

seventh, the upper trolley adopts a double-cycle operation mode, namely, the upper trolley simultaneously carries out heavy box ship unloading and empty box ship loading operation in one working cycle; lifting a plurality of heavy containers of another stack to one of two dumper positions on the water side of the quay container crane one by one through an upper trolley, lifting an empty container on the other dumper position to a emptied compartment on a ship for loading by a return stroke until all heavy containers are completely unloaded at the quay container crane;

step eight, the upper trolley adopts a single circulation mode, and all empty containers outside the land side in a crossing way are lifted and loaded in a cabin under the deck;

step nine, moving a crane cart of the shore container crane, positioning the crane of the shore container crane right above another container stack below a deck of the ship, repeating the operations of the steps two to eight until all heavy boxes in a compartment under an opened hatch cover are completely unloaded, completely loading all empty boxes on the ship, and finally lifting the hatch cover stored outside a land side span to the ship for positioning through the upper trolley;

and step ten, repeating the operations from the step two to the step nine until the whole ship is completely unloaded and the empty ship is completely loaded.

Compared with the prior art, the invention has the following advantages:

1. the invention solves the problem of low efficiency caused by excessive unloading configuration equipment in the existing unloading process flow of 'scattered changing set', and greatly reduces the operation cost of wharf.

2. The material overturning unloader is conveyed and arranged in the sealing cavity, is sealed in a full-range mode and has no material scattering.

3. The operation process flow of the invention can be adjusted according to the actual situation, and is convenient and quick.

For the reasons, the invention can be widely popularized in the fields of port loading and unloading and the like.

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 required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to the drawings without inventive effort to a person skilled in the art.

Fig. 1 is a schematic view of the general arrangement of the material unloading of the bulk container of the present invention.

Fig. 2 is a schematic view of the trolley handling hatch cover of the present invention.

FIG. 3 is a schematic diagram of the single cycle operation of the trolley according to the present invention.

Fig. 4 is a schematic view of the direction of placement of the rotary adjustment container of the trolley according to the present invention.

FIG. 5 is a schematic diagram of the invention for unloading and transporting an environment-friendly turner.

Fig. 6 is a schematic diagram of a transfer empty box of the lower trolley of the invention.

FIG. 7 is a schematic diagram of the dual cycle operation of the upper trolley of the present invention.

Fig. 8 is a schematic diagram of the operation of the single-cycle transfer empty box of the trolley.

In the figure: 1. a shore container crane; 2. a trolley is arranged; 3. a lower trolley; 4. an automatic dumping system; 5. a dust-proof chamber; 6. a hopper; a. a container; b. a hatch cover; c. dock conveyor.

Detailed Description

It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. 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.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present invention. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise. Meanwhile, it should be clear that the dimensions of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present invention, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present invention: the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present invention.

In order to solve the problems of low efficiency and the like caused by excessive unloading configuration equipment in the existing bulk-cargo unloading process flow, ensure the environment-friendly operation of equipment and improve the equipment efficiency, as shown in figures 1-8, the invention provides a material unloading operation device and method of a bulk container, which are ship unloading process methods applied to ports and wharfs and relate to dumping and transporting of bulk containers, and the materials in the shipping container are unloaded onto a wharf conveyor through a quay container crane. The invention can solve the problems of low efficiency and the like caused by excessive unloading configuration equipment of 'bulk goods changing' due to environmental pollution in bulk goods unloading, and ensure more efficient and environment-friendly operation of unloading and transporting bulk goods containers.

The invention has compact structural arrangement, clear process flow and general diagram as shown in figure 1. The invention relates to a material unloading operation device of a bulk container, which comprises: the system comprises a shore container crane 1, an automatic dumping system 4, a dust room 5 and a hopper 6, wherein the shore container crane 1 is arranged on a port yard, a ship which is close to the port is berthed, a plurality of rows of heavy-duty containers a are arranged in a ship deck lower compartment of the ship, each row comprises a plurality of heavy-duty containers a, materials are contained in the heavy-duty containers a, and a hatch cover b is arranged at the top of the compartment; the automatic dumping system 4 is arranged below the shore container crane 1, and two box overturning machine positions positioned on the water side of the shore container crane 1 are arranged on the automatic dumping system 4; the hopper 6 is arranged below the automatic dumping system 4 and above the wharf conveyor c; the shore container crane 1 comprises an upper trolley 2 and a lower trolley 3, the upper trolley 2 and the lower trolley 3 can reciprocate on the shore container crane 1, the upper trolley 2 is provided with a single-cycle operation mode and a double-cycle operation mode and is used for realizing the lifting of a hatch cover b, a heavy-load container a and an empty container, the heavy-load container a is lifted to a container turning machine position, an automatic dumping system 4 is used for dumping the heavy-load container a on the container turning machine position, the materials in the heavy-load container a are unloaded into a hopper 6, and the hopper 6 is used for transferring the materials to a wharf conveyor c; the lower trolley 3 is close to the box turning machine position and is used for lifting the empty container a from which the materials are unloaded to the land side outer cross outer code head surface. The dustproof room 5 is arranged below the shore container crane 1 and above the hopper 6, and the heavy-duty container a is unloaded in the dustproof room 5 through the automatic dumping system 4.

In this embodiment, the single cycle operation mode is: the upper trolley 2 only carries out the ship unloading operation of the heavy box in one working cycle, and the empty lifting appliance returns; and, the upper trolley 2 lifts and ships all the empty boxes outside the land side span in the cabin under the deck. The dual cycle mode of operation is: the upper trolley 2 performs the operations of unloading the heavy tank and loading the empty tank simultaneously in one working cycle.

In this embodiment, the lower cart 3 has a rotation function for adjusting the placement direction of the heavy-duty container a on the box turning machine.

In this embodiment, the upper trolley 2 is provided with a first spreader, and the hatch b, the heavy-duty container a, or the empty container is lifted by the first spreader. The lower trolley 3 is provided with a second lifting appliance through which the empty box is lifted.

The invention relates to an environment-friendly bulk container unloading process method which comprises the following steps:

the first step: the hatch b is lifted and placed on the land side cross-outer quay surface with the upper trolley 2 of the quay container crane 1 as shown in fig. 2.

And a second step of: the upper trolley 2 adopts a single-cycle operation mode, namely, the upper trolley 2 only carries out the heavy box ship unloading operation in one working cycle, and the empty lifting appliance returns. And (3) moving the trolley of the shore container crane 1, positioning the shore container crane 1 right above one of two adjacent stacks in the compartment, and lifting a plurality of heavy-load containers a of any single stack in the compartment below the deck of the ship to two box turning positions on the water side of the shore container crane 1 one by using the trolley 2, as shown in fig. 3.

And a third step of: if the door opening direction of the heavy-duty container a on the box turning machine position is inconsistent with the tipping direction, the placing direction of the heavy-duty container a is adjusted by using the lower trolley 3 with the rotating function, and then the fourth step is executed, as shown in fig. 4.

Fourth step: the heavy-duty containers a on the two tipping positions are unloaded by the automatic tipping system 4. The unloading process is carried out in the dust-proof chamber 5, no dust overflows, and the environment-friendly performance is excellent, as shown in fig. 5.

Fifth step: the unloaded material is transferred directly to the quay conveyor c via the hopper 6.

Sixth step: after unloading the heavy-load container a by the automatic dumping system 4, the lower trolley 3 lifts the empty container out of the land side span and stacks the empty container on the hatch cover b placed before, as shown in fig. 6.

Seventh step: the upper trolley 2 adopts a double-cycle operation mode, namely, the upper trolley 2 simultaneously carries out heavy tank ship unloading and empty tank ship loading operation in one working cycle. And lifting a plurality of heavy-load containers a of the other stack to one of two dumper positions on the sea side of the shore container crane one by using the upper trolley 2, lifting the empty containers a on the other dumper position to the empty compartment on the ship by the return stroke for loading until all heavy containers are completely unloaded at the large position of the shore container crane 1, as shown in fig. 7.

Eighth step: the upper trolley 2 adopts a single cycle mode, and lifts and ships all empty boxes outside the land side span in a compartment under the deck, as shown in fig. 8.

Ninth step: and (3) moving the cart of the shore container crane 1, positioning the shore container crane 1 right above another container stack below the deck of the ship, repeating the second, third, fourth, fifth, sixth, seventh and eighth steps until all heavy boxes in the compartment below the opened hatch cover b are unloaded, loading all empty boxes into the ship, and finally lifting the hatch cover b stored outside the land side span to the ship for positioning by using the cart 2.

Tenth step: repeating the above nine steps until the whole ship is completely unloaded and the empty ship is completely loaded.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.

Claims (7)

1. A bulk container material unloading operation device, comprising: the system comprises a shore container crane (1), an automatic dumping system (4) and a hopper (6), wherein the shore container crane (1) is arranged on a port yard and can be used for unloading containers parked in a port ship, a plurality of rows of heavy-load containers (a) are arranged in a ship deck lower compartment of the ship, each row comprises a plurality of heavy-load containers (a), materials are contained in the heavy-load containers (a), and a hatch cover (b) is arranged at the top of the compartment;

the automatic dumping system (4) is arranged below the shore container crane (1), and two box overturning machine positions positioned on the water side of the shore container crane (1) are arranged on the automatic dumping system (4); the hopper (6) is arranged below the automatic dumping system (4) and above the wharf conveyor (c);

the shore container crane (1) comprises an upper trolley (2) and a lower trolley (3), wherein the upper trolley (2) is provided with a single-cycle operation mode and a double-cycle operation mode and is used for realizing lifting of a hatch cover (b), a heavy-load container (a) and an empty container, the heavy-load container (a) is lifted to a container turning machine position, the automatic tipping system (4) is used for tipping the heavy-load container (a) on the container turning machine position, unloading materials in the heavy-load container (a) into a hopper (6), and the hopper (6) is used for transferring the materials to a wharf conveyor (c);

the lower trolley (3) is close to the box overturning machine position and is used for hoisting the empty container (a) from which the materials are unloaded to the land side cross outer code head surface.

2. The bulk container material unloading operation device according to claim 1, wherein the single cycle operation mode is: the upper trolley (2) only carries out the ship unloading operation of the heavy box in one working cycle, and the empty lifting appliance returns; and, the upper trolley (2) lifts and ships all empty boxes outside the land side span in a compartment under the deck.

3. The bulk container material unloading operation device according to claim 1, wherein the dual cycle operation mode is: the upper trolley (2) simultaneously carries out heavy tank ship unloading and empty tank ship loading operation in one working cycle.

4. The bulk container material unloading operation device according to claim 1, further comprising a dust-proof chamber (5), wherein the dust-proof chamber (5) is installed below the shore container crane (1) and above the hopper (6), and the unloading of the heavy-load container (a) in the dust-proof chamber (5) is realized through the automatic dumping system (4).

5. The bulk container material unloading operation device according to claim 1, characterized in that the lower trolley (3) has a rotation function for adjusting the placing direction of the heavy load container (a) on the turning machine position.

6. The bulk container material unloading operation device according to claim 1, wherein a first lifting appliance is arranged on the upper trolley (2), and a second lifting appliance is arranged on the lower trolley (3).

7. A method of unloading a bulk container material unloading operation device according to any one of claims 1-6, comprising the steps of:

step one, lifting and placing a hatch cover (b) on a land side cross outer code head surface through an upper trolley (2) of a shore container crane (1);

step two, moving a large trolley of the shore container crane (1), positioning the shore container crane (1) right above any one of two adjacent stacks in a cabin, wherein the upper trolley (2) adopts a single-cycle operation mode, namely, the upper trolley (2) only performs heavy box ship unloading operation in one working cycle, and the empty lifting appliance returns; lifting a plurality of heavy-load containers (a) of any single stack in a lower cabin of a ship deck to two box turning machine positions on the water side of a shore container crane (1) one by one through an upper trolley (2);

step three, if the door opening direction of the heavy-duty container (a) on the box overturning machine position is inconsistent with the overturning direction, the placing direction of the heavy-duty container (a) is adjusted by using the lower trolley (3) with the rotating function, and then the step four is executed;

step four, unloading the heavy-duty containers (a) on the two box overturning machine positions through an automatic dumping system (4); the unloading process is carried out in a dust-proof chamber (5);

step five, directly transferring the unloaded materials to a wharf conveyor (c) through a hopper (6);

step six, after the heavy-load container (a) is unloaded by an automatic dumping system (4), the empty container (a) is hoisted to the outside of a land side span by a lower trolley (3), and is stacked on a hatch cover (b) placed before;

seventh, the upper trolley (2) adopts a double-circulation operation mode, namely, the upper trolley (2) simultaneously carries out heavy box ship unloading and empty box ship loading operation in one working circulation; lifting a plurality of heavy-load containers (a) of another stack to one of two dumper positions on the water side of a shore container crane one by one through an upper trolley (2), and lifting an empty container (a) on the other dumper position to a emptied compartment on a ship for loading until all heavy containers are completely unloaded in the large trolley position of the shore container crane (1);

step eight, lifting all empty containers (a) outside the land side span by adopting a single-cycle mode by the upper trolley (2) and loading the empty containers in a cabin under the deck;

step nine, moving a cart of the shore container crane (1), positioning the shore container crane (1) right above another container stack below a ship deck, repeating the operations from step two to step eight until all heavy boxes in a lower compartment of the hatch cover (b) are completely unloaded, completely loading all empty boxes, and finally lifting the hatch cover (b) stored outside the land side span to a ship for positioning through an upper cart (2);

and step ten, repeating the operations from the step two to the step nine until the whole ship is completely unloaded and the empty ship is completely loaded.