Combined skid-mounted bulk material storage device

Abstract

The utility model relates to a combined skid-mounted bulk material storage device, which is characterized in that a box body I and a box body II are stacked together and are fixedly connected by a connecting frame; a feeding pipeline I, an emptying pipe and an inspection manhole are arranged in the box body I positioned at the upper part; a second feeding pipeline is arranged in the second box body located on the lower portion and the material conveying bin, one end of the second feeding pipeline is connected with the first feeding pipeline, the other end of the second feeding pipeline is connected with the air conveying feeding device, and the first box body, the second box body and the material conveying bin are all communicated; a screw conveyer driven by a motor is mounted in the conveying bin; an outlet of the screw conveyer is connected with a discharge pipe; a pipe body of the gas inlet main pipe is communicated with the conveying bin, and a pipe orifice at the other end is connected with a nitrogen pump. The storage box body in the device is of a multi-layer stacked horizontal container frame structure, the structure is simple, the storage box bodies are stacked up and down to form the skid, the upper space is fully utilized, and the occupied area is reduced. The device is particularly suitable for being used in space-limited areas such as offshore platforms, complex terrain areas and residential areas.

Description

Technical Field

[0001] The utility model relates to the technical field of material storage equipment, in particular to a combined skid-mounted bulk material storage device. Background Art

[0002] Bulk materials generally refer to a large number of unpackaged block, granular, or powdered materials piled together, referred to as bulk materials. Bulk materials need to be stored in storage boxes, storage tanks, or silos during the production process. Dispersed bulk materials are not easy to store. When the amount of bulk materials that need to be stored is too large, the volume of these storage boxes, storage tanks, or silos is often large, and the storage area is very large.

[0003] The problem of inapplicability caused by the huge area occupied by the storage box is particularly manifested in: offshore platforms, complex terrain areas, residential areas and other space-constrained areas;

[0004] In addition to occupying a large area and causing storage space shortage, the existing storage box also has the following problems:

[0005] First, some special bulk materials storage needs additional countermeasures to prevent moisture and mildew, which increases the storage space;

[0006] Secondly, for some bulk materials with high viscosity and easy to agglomerate, they are easy to stick to the silo wall during long-term storage, and are also prone to blockage during discharge.

[0007] After searching, the following patent technologies related to bulk material storage have appeared:

[0008] Patent application number CN201320252688.3 discloses a powder dispersion storage device, which belongs to a powder dispersion processing device. The device consists of a combination frame, a powder conveying distributor and a dispersion tank. The bottom end of the combination frame is fixed to the ground and the upper end is provided with a supporting frame. A powder conveying distributor is provided on the top of the supporting frame and a dispersion tank is provided below. A communicating pipeline is provided between the powder conveying distributor and the dispersion tank. There is more than one dispersion tank below the supporting frame. A control valve is provided on the pipeline between the powder conveying distributor and the dispersion tank. The control valve is composed of a cylinder and a valve plate connected by a Y-shaped head shaft. A filter screen is provided at the bottom of the cylinder and the Y-shaped head. Single brackets are provided between the dispersion tanks and between the supporting frame and the bottom surface.

[0009] The advantages of the above-mentioned powder dispersion and storage device are that it realizes fully automatic PRC control during production, reduces time and workload of personnel, greatly improves work efficiency, and its work process is streamlined, the service life is long, and it has strong market prospects.

[0010] However, the above device still occupies a large area and is not suitable for use in areas with limited space.

[0011] Patent application number CN201820774092.2 discloses a bulk material distribution storage device, which belongs to the field of storage devices. The above utility model includes a hoist, a distribution device, a storage bin and a conveying device, the distribution device includes a main feed channel and multiple distribution channels, and the conveying device includes multiple independent belt conveying mechanisms; a material guide device is provided on the top of the storage bin, and the material guide device includes a main feeder, which is installed on the top of the storage bin through multiple brackets, and the top and bottom of the main feeder are respectively provided with an upper mouth and a lower mouth for the material to pass through, and the diameter of the upper mouth is larger than the diameter of the lower mouth, and the top of the storage bin is provided with a main feed port, which is located directly below the lower mouth, and multiple brackets are arranged obliquely, and multiple brackets are provided with a trough for the material to travel, one end of the trough is connected to the main feeder, and the other end is connected to the storage bin.

[0012] The storage device disclosed in the utility model has the advantages of being convenient and reliable to use, having a high utilization rate of the storage bin and being highly practical.

[0013] However, the above device still occupies a large area and is not suitable for use in areas with limited space.

[0014] Therefore, in order to improve the above situation, it is necessary to propose a combined skid-mounted bulk material storage device to overcome the above-mentioned problem of bulk material storage difficulties in a space-constrained area. Summary of the invention

[0015] The purpose of the utility model is to provide a combined skid-mounted bulk material storage device to solve the problem of large floor space occupied by the storage box in the prior art, reduce the floor space occupied by the storage box, and make it suitable for space-constrained areas such as offshore platforms, complex terrain areas, and residential areas, thereby solving the problem of difficulty in bulk material storage in the above-mentioned areas.

[0016] The technical solution of the utility model is:

[0017] A combined skid-mounted bulk material storage device comprises a storage box, wherein:

[0018] The material storage box is mainly composed of box one and box two, which are stacked together and fixedly connected by a connecting frame;

[0019] A feed pipeline 1, a drain pipe and an inspection manhole are arranged in the upper box body 1;

[0020] A feed pipeline 2 is arranged in the lower box body 2 and the feed bin, one end of the feed pipeline 2 is connected to the feed pipeline 1, and the other end is connected to the air conveying feeding device, and the box body 1, the box body 2 and the feed bin are all connected;

[0021] A screw conveyor driven by a motor is installed in the feeding bin, and the outlet of the screw conveyor is connected to the discharge pipe;

[0022] The pipe body of the air inlet main pipe is communicated with the feed bin and the pipe opening at the other end is connected with the nitrogen pump.

[0023] Preferably, the connection frame is provided with a connection beam 1 and a connection beam 2, the connection beam 1 is fixedly connected to the bottom of the box body 1, and the connection beam 2 is fixedly connected to the top of the box body 2; the connection beam 1 and the connection beam 2 are connected by bolts.

[0024] Preferably, the box body 1 is mainly composed of a frame 1, a sealing plate 1 and a cover plate, the frame 1 is provided with four horizontal beams and more than four vertical columns, the four horizontal beams are connected and fixed to the cover plate, the sealing plate 1 and more than four vertical columns are fixed between the four horizontal beams and the connecting beam 1; fixed angle pieces are provided at the corner connections of the four horizontal beams and the connecting beam 1; the sealing plate 1 is a corrugated board or a flat board.

[0025] Preferably, the drain pipe and the inspection manhole are both arranged in the cover plate; the cover plate is also provided with a safety valve installation port, a material level measuring tube and a pressure measuring port, the safety valve installation port is equipped with a safety valve, the material level measuring tube is equipped with a material level measuring device, and the pressure measuring port is equipped with a pressure gauge.

[0026] Preferably, the box body 2 is mainly composed of a cover plate 2 and a frame 2, the frame 2 is provided with four horizontal beams and more than four vertical columns, the cover plate 2 and the four or more vertical columns are fixed between the connecting beam 2 and the four horizontal beams, and fixed angle pieces are provided at the corner connections between the four horizontal beams and the connecting beam 2; the cover plate 2 is a corrugated board or a flat board.

[0027] Preferably, the feed bin is a bin body that is larger at the top and smaller at the bottom and has tapered sides, and the upper end of the feed bin is fixedly connected to the four horizontal beams at the bottom of the second box body; the screw conveyor is fixed to the bottom of the feed bin by a bracket, and the lower end of the second feed pipeline in the feed bin is connected to the pneumatic feeding device through the feed pipeline, and the discharge pipe is connected to the feed device through the feed pipeline.

[0028] Preferably, the end plate on one side of the feed bin is fixed with a motor, a pneumatic automatic valve is installed in the discharge port of the discharge pipe, the motor is a variable frequency motor, the pneumatic automatic valve is electrically connected to the controller of the motor through a cable and the pneumatic automatic valve and the motor are started and stopped synchronously.

[0029] Preferably, air inlet holes are provided at the lower parts of the side plates on both sides of the feed bin, and a plurality of air inlet branches are provided in the pipe body of the air inlet main pipe, and the air inlet branches are communicated with the air inlet holes.

[0030] Preferably, the feed pipeline one located in the box body one is L-shaped, the vertical pipe in the feed pipeline one is located on one side of the box body one and is connected to the box body two and the feed pipeline two in the feed bin through flanges, and the horizontal pipe in the feed pipeline one is bent close to the cover plate to the other side of the box body one.

[0031] Preferably, the outer dimensions of box body 1 and box body 2 are the dimensions of standard containers or are customized according to actual needs of the production site; reinforcing ribs are provided at the inner corners of frame 1 and frame 2, and supporting legs are provided under frame 2.

[0032] Compared with the prior art, the utility model has the following beneficial effects:

[0033] 1. The material storage box in the utility model adopts a multi-layer stacked horizontal container frame structure. The material storage boxes are stacked up and down to form a skid, which makes full use of the upper space and reduces the floor space.

[0034] 2. The material storage boxes in the utility model are connected and installed by a connection frame formed by a connection beam. It has a simple structure and is easy to install. It is particularly suitable for use in space-constrained areas such as offshore platforms, complex terrain areas, and residential areas.

[0035] 3. Measuring instruments and valves are arranged in the cover plate of box body 1 in the storage box, and the exhaust pipe is also arranged in box body 1. While expanding the volume, only one set of manifold is used to form a semi-closed design. For example, only one set of feed pipeline, one discharge pipe, one air intake main pipe, one exhaust pipe, one safety valve installation port, etc. are used. The material is fed through the air feeding device, and dry air can be used for air feeding, which is easy to operate.

[0036] 4. The storage box adopts a micro-positive pressure design, and uses dry nitrogen to achieve isolation from water vapor and oxygen, forming a nitrogen gas seal to prevent the bulk material from absorbing moisture and clogging due to humid air. It can also ensure that the properties of the stored bulk material do not change for a long time, thereby extending the validity period of the stored material.

[0037] 5. The feeding bin located below the second box body is a bin structure design with a large top and a small bottom and a tapered side. It uses a screw conveyor and a pneumatic automatic control valve to transport and store bulk materials, which can effectively avoid discharge blockage.

[0038] 6. The storage box can be designed according to the standard container specifications, or the size can be customized according to the actual needs of the production site. The control components involved, such as the motor, pressure gauge, safety valve, pneumatic automatic valve, etc., can be integrated into the CNC operation station, which is easy to operate and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0040] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0041] Figure 2This is a schematic diagram of the main structure of the utility model;

[0042] Figure 3 for Figure 2 A schematic diagram of the main view of the full section structure;

[0043] Figure 4 for Figure 1 Schematic diagram of the three-dimensional cross-section structure.

[0044] In the figure: box body 1, frame 11, sealing plate 12, feed pipeline 13, inspection manhole 14, drain pipe 15, material level measuring pipe 16, cover plate 17, safety valve installation port 18, pressure measuring port 19; connecting frame 2, connecting beam 1 21, connecting beam 2 22;

[0045] Box body 2 3, sealing plate 2 31, frame 2 32, feed pipeline 2 33, screw conveyor 34, air inlet hole 35, discharge pipe 36; air inlet branch pipe 4, air inlet main pipe 5, motor 6, support leg 7. DETAILED DESCRIPTION

[0046] The accompanying drawings are for reference and illustration only and are not intended to limit the scope of protection of the present utility model. The technical solutions in the embodiments of the present utility model will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present utility model.

[0047] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0048] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0049] See also Figure 1-Figure 4A combined skid-mounted bulk material storage device comprises a storage box, wherein: the storage box is mainly composed of a box 1 and a box 2 3, the box 1 1 and the box 2 3 are stacked together and fixedly connected by a connecting frame 2; a feed pipeline 13, an emptying pipe 15 and a maintenance manhole 14 are arranged in the box 1 located at the upper part; a feed pipeline 2 33 is arranged in the box 2 3 located at the lower part and the feed bin, one end of the feed pipeline 2 33 is connected to the feed pipeline 13, and the other end is connected to the air conveying feeding device, and the box 1 1, the box 2 3 and the feed bin are all connected; a screw conveyor 34 driven by a motor 6 is installed in the feed bin, and the outlet of the screw conveyor 34 is connected to the discharge pipe 36; the pipe body of the air intake main pipe 5 is connected to the feed bin and the pipe mouth at the other end is connected to the nitrogen pump.

[0050] The material storage box in the utility model comprises at least a box 1 and a box 2 3, and can be stacked and arranged by multiple boxes, making full use of the upper space, greatly reducing the floor space of the material storage box, and can be used in space-constrained areas such as offshore platforms, complex terrain areas, and residential areas, solving the problem of difficulty in storing bulk materials in the above-mentioned areas.

[0051] In order to solve the problems of moisture and mildew prevention in the storage of special bulk materials, and for some bulk materials with high viscosity and easy to agglomerate, long-term storage is also easy to stick to the warehouse wall, and it is also easy to cause blockage when discharging materials, the utility model uses a nitrogen pump and an air intake pipe 5 to transport nitrogen to the material delivery warehouse, and discharges the air in the storage box through an exhaust pipe 15 to form a nitrogen gas seal. The problems of moisture and mildew prevention and space occupation are solved with a small nitrogen pump.

[0052] On the basis of the above-mentioned embodiment 1, the utility model also has the following embodiments: A preferred embodiment: the connecting frame 2 is provided with a connecting beam 1 21 and a connecting beam 2 22, the connecting beam 1 21 is fixedly connected to the bottom of the box body 1, and the connecting beam 2 22 is fixedly connected to the top of the box body 2 3; the connecting beam 1 21 and the connecting beam 2 22 are connected by bolts.

[0053] A preferred embodiment: see Figure 1 - Figure 4 The box body 1 is mainly composed of a frame 11, a sealing plate 12 and a cover plate 17. The frame 11 is provided with four horizontal beams and more than four columns. The four horizontal beams are connected and fixed to the cover plate 17. The sealing plate 12 and more than four columns are fixed between the four horizontal beams and the connecting beam 21. Fixed angle pieces are provided at the corner connections of the four horizontal beams and the connecting beam 21. The sealing plate 12 is a corrugated board or a flat board.

[0054] A preferred embodiment: the drain pipe 15 and the inspection manhole 14 are both arranged in the cover plate 17; the cover plate 17 is also provided with a safety valve installation port 18, a material level measuring tube 16 and a pressure measuring port 19, the safety valve installation port 18 is equipped with a safety valve, the material level measuring tube 16 is equipped with a material level measuring device, and the pressure measuring port 19 is equipped with a pressure gauge. The safety valve, the material level measuring device and the pressure gauge are all installed on the uppermost cover plate 17, which can ensure the safe use performance of the utility model.

[0055] A preferred embodiment: the box body 3 is mainly composed of a cover plate 31 and a frame 32, the frame 32 is provided with four horizontal beams and more than four columns, the cover plate 31 and the four or more columns are fixed between the connecting beam 22 and the four horizontal beams, and fixed corner pieces are provided at the corner connections of the four horizontal beams and the connecting beam 22; the cover plate 31 is a corrugated board or a flat board.

[0056] A preferred embodiment: the feed bin is a bin body that is larger at the top and smaller at the bottom and has a tapered side. The upper end of the feed bin is fixedly connected to the four horizontal beams at the bottom of the box body 2 3; the screw conveyor 34 is fixed to the bottom of the feed bin by a bracket, and the lower end of the feed pipeline 2 33 in the feed bin is connected to the air feeding device through the feed pipeline, and the discharge pipe 36 is connected to the feed device through the feed pipeline.

[0057] A preferred embodiment: the end plate on one side of the feeding bin is fixed with the motor 6, and a pneumatic automatic control valve is installed in the discharge port of the discharge pipe 36. The motor 6 is a variable frequency motor. The pneumatic automatic control valve is electrically connected to the controller of the motor 6 through a cable and the pneumatic automatic control valve and the motor 6 are started and stopped synchronously. In this way, when the screw conveyor 34 driven by the motor 6 is started, the pneumatic automatic control valve is started synchronously, and the bulk material pressed on the top of the screw conveyor 34 can be blown to make it looser, which is convenient for the operation of the screw conveyor 34. The motor 6 uses a variable frequency motor, which can realize the precise control of the feeding speed. The discharge pipe 36 is set at the bottom of the box body 2 3, and the discharge pipe 36 is connected to the screw conveyor 34. A pneumatic automatic control valve is installed in the discharge port of the discharge pipe 36. The pneumatic automatic control valve is interlocked with the start and stop of the motor 6 and the screw conveyor 34, which is convenient for discharging and operation.

[0058] A preferred embodiment: air inlet holes 35 are provided at the lower part of the side plates on both sides of the feed bin, and a plurality of air inlet branches 4 are provided in the pipe body of the air inlet main pipe 5, and the air inlet branches 4 are connected with the air inlet holes 35. The storage device is designed with a micro-positive pressure. When the nitrogen pump is turned on, dry nitrogen enters the feed bin through the air inlet branch 4 and the air inlet hole 35 in the air inlet main pipe 5, and the air in the box 1, box 2 3 and the feed bin can be discharged from the device through the exhaust pipe 15. Dry nitrogen is used to isolate from water vapor and oxygen, forming a nitrogen gas seal to prevent humid air from causing moisture absorption and blockage of bulk materials, providing good storage conditions for the bulk materials in the device, and ensuring that the properties of the stored bulk materials do not change for a long time, thereby extending the validity period of the stored materials.

[0059] A preferred embodiment: the feed pipeline 13 located in the box body 1 is L-shaped, the vertical pipe in the feed pipeline 13 is located on one side of the box body 1 and is connected to the box body 2 3 and the feed pipeline 2 33 in the feeding bin through flanges, and the horizontal pipe in the feed pipeline 13 is bent close to the cover plate 17 to the other side of the box body 1. In this way, the outlet of the feed pipeline 13 is located on the other side of the box body 1, so that the bulk material added to the device can be evenly distributed.

[0060] A preferred embodiment: the outer dimensions of the box body 1 and the box body 2 3 are the dimensions of a standard container or are customized according to the actual needs of the production site; reinforcing ribs are provided at the inner corners of the frame 1 1 and the frame 2 32, and legs 7 are provided below the frame 2 32. In this way, the discharge pipe 36 can be selected to extend from the bottom of the feed bin, which is more conducive to the external delivery of stored bulk materials. The outer dimensions of the box body 1 and the box body 2 3 are set to the dimensions of a standard container for easy transportation, and reinforcing ribs are provided at the inner corners of the frame 1 1 and the frame 2 32 to further ensure the stability of the device.

[0061] When feeding, turn on the air feeding device to blow the bulk material into the box body 1 and the box body 2 3 through the feed pipeline 2 33 and the feed pipeline 1 13, turn on the nitrogen pump, introduce dry nitrogen through the air intake main pipe 5 and multiple air intake branches 4, and exhaust the internal air through the exhaust pipe 15 to form a nitrogen gas seal to prevent the bulk material from absorbing moisture and clogging due to humid air.

[0062] When discharging, the motor 6 is turned on to drive the screw conveyor 34, and the material is discharged through the discharge pipe 36, and the pneumatic automatic control valve and the screw conveyor 34 are linked.

[0063] The embodiments described above are only typical embodiments, but the utility model is not limited to these embodiments, and those skilled in the art can make modifications without departing from the spirit and enlightenment of the utility model. Although the utility model is described in detail with reference to the aforementioned embodiments, for those skilled in the art, it is still possible to modify the technical solutions recorded in the aforementioned embodiments, or to replace some of the technical features therein by equivalents. Any modifications, equivalent replacements, improvements, etc. made within the creative spirit and creative concept of the utility model should be included in the protection scope of the utility model. Therefore, the protection scope is not limited to the above description.

Claims

1. A combined skid-mounted bulk material storage device, comprising a storage box, characterized in that: The material storage box is mainly composed of box one and box two, which are stacked together and fixedly connected by a connecting frame; a feed pipeline one, an emptying pipe and an inspection manhole are arranged in box one at the upper part; a feed pipeline two is arranged in box two at the lower part and in the feeding bin, one end of the feed pipeline two is connected to the feed pipeline one, and the other end is connected to the air conveying feeding device, and box one, box two and the feeding bin are all connected; a screw conveyor driven by a motor is installed in the feeding bin, and the outlet of the screw conveyor is connected to the discharge pipe; the pipe body of the air inlet main pipe is connected to the feeding bin and the pipe mouth at the other end is connected to the nitrogen pump.

2. A combined skid-mounted bulk material storage device as claimed in claim 1, characterized in that: The connection frame is provided with a connection beam 1 and a connection beam 2, wherein the connection beam 1 is fixedly connected to the bottom of the box body 1, and the connection beam 2 is fixedly connected to the top of the box body 2; the connection beam 1 and the connection beam 2 are connected by bolts.

3. A combined skid-mounted bulk material storage device as claimed in claim 2, characterized in that: The box body 1 is mainly composed of a frame 1, a sealing plate 1 and a cover plate. The frame 1 is provided with four horizontal beams and more than four vertical columns. The four horizontal beams are connected and fixed to the cover plate. The sealing plate 1 and more than four vertical columns are fixed between the four horizontal beams and the connecting beam 1. Fixed corner pieces are provided at the corner connections of the four horizontal beams and the connecting beam 1. The sealing plate 1 is a corrugated board or a flat board.

4. A combined skid-mounted bulk material storage device as claimed in claim 3, characterized in that: The drain pipe and the inspection manhole are both arranged in the cover plate; the cover plate is also provided with a safety valve installation port, a material level measuring tube and a pressure measuring port, the safety valve installation port is equipped with a safety valve, the material level measuring tube is equipped with a material level measuring device, and the pressure measuring port is equipped with a pressure gauge.

5. The combined skid-mounted bulk material storage device according to claim 3, characterized in that: The box body 2 is mainly composed of a cover plate 2 and a frame 2. The frame 2 is provided with four horizontal beams and more than four vertical columns. The cover plate 2 and the more than four vertical columns are fixed between the connecting beam 2 and the four horizontal beams. Fixed corner pieces are provided at the corner connections between the four horizontal beams and the connecting beam 2. The cover plate 2 is a corrugated board or a flat board.

6. A combined skid-mounted bulk material storage device as claimed in claim 5, characterized in that: The feed bin is a bin body that is larger at the top and smaller at the bottom and has a tapered side. The upper end of the feed bin is fixedly connected to the four horizontal beams at the bottom of the second box body; the screw conveyor is fixed to the bottom of the feed bin by a bracket, and the lower end of the second feed pipeline in the feed bin is connected to the air feeding device through the feeding pipeline, and the discharge pipe is connected to the feeding device through the feeding pipeline.

7. A combined skid-mounted bulk material storage device as claimed in claim 6, characterized in that: The motor is fixed on the end plate on one side of the feed bin, and a pneumatic automatic control valve is installed in the discharge port of the discharge pipe. The motor is a variable frequency motor. The pneumatic automatic control valve is electrically connected to the controller of the motor through a cable and enables the pneumatic automatic control valve and the motor to start and stop synchronously.

8. A combined skid-mounted bulk material storage device as claimed in claim 7, characterized in that: Air inlet holes are arranged at the lower parts of the side plates on both sides of the feeding bin, and a plurality of air inlet branches are arranged in the pipe body of the air inlet main pipe, and the air inlet branches are communicated with the air inlet holes.

9. The combined skid-mounted bulk material storage device according to claim 6, characterized in that: The feed pipeline one located in the box body one is L-shaped, the vertical pipe in the feed pipeline one is located on one side of the box body one and is connected to the box body two and the feed pipeline two in the feed bin through flanges, and the horizontal pipe in the feed pipeline one is bent close to the cover plate to the other side of the box body one.

10. A combined skid-mounted bulk material storage device as claimed in claim 9, characterized in that: The outer dimensions of the box body 1 and the box body 2 are the dimensions of a standard container or are customized according to the actual needs of the production site; reinforcing rib plates are arranged at the inner corners of the frame 1 and the frame 2, and supporting legs are arranged under the frame 2.

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