CN219340447U - Storage device and storage and transportation vehicle suitable for transportation of nano powder - Google Patents

Abstract

The scheme discloses a storage device suitable for transporting nano powder, which comprises a tank body and a blowing mechanism, and is characterized by also comprising a vibration mechanism; the tank body is in a cylindrical shape or an elliptic cylindrical shape and is horizontally arranged; a feed inlet is arranged above the tank body, and a discharge outlet is arranged below the tank body; the blowing mechanism comprises a compressed air generator, an air guide main pipe, an air guide branch pipe and a blowing head; the air guide branch pipes are in a plurality and penetrate through the side wall of the tank body, the outer ends of the air guide branch pipes are connected with the compressed air generator through the air guide main pipe, and the inner ends of the air guide branch pipes are provided with blowing heads; the vibration mechanism comprises an ultrasonic generator outside the tank body and a piezoelectric transducer arranged at the bottom of the inner side of the tank body. On the basis, the scheme also provides a storage and transportation vehicle which comprises a vehicle body, wherein the vehicle body is provided with a power device and further comprises a storage device suitable for transporting nano powder. The beneficial effect of this scheme is: the whole tank of powder can be blown loose simultaneously, thereby facilitating feeding, storage and transportation and discharging.

Description

Storage device and storage and transportation vehicle suitable for transportation of nano powder

Technical Field

The utility model belongs to the field of packaging, and particularly relates to a storage device suitable for transporting nano powder and a storage and transportation vehicle using the storage device.

Background

The inorganic nano powder such as nano calcium carbonate, gas phase white carbon black, titanium pigment and the like has more and more good application in industry, and the product demand and the yield are also more and more large. Traditionally, such nano powder is packaged by adopting flexible materials such as paper bags or paper-plastic composite bags, and is transported by adopting a conventional truck, and the packaging materials are consumed once, so that the cost is high, the resource consumption is large, and the dust pollution is serious during packaging and unpacking, so that the environment and the health of operators are greatly influenced. The nano powder has the typical characteristics of large surface area, high surface energy, small apparent density, strong adhesiveness, poor fluidity and the like, and cannot effectively compress the volume during transportation, so that the effective capacity of unit space on a truck is low, and the unit cost of transportation is high. The Chinese patent document CN201071183Y discloses a tank truck for conveying powdery materials in the year 6 and 11 of 2008, and provides a new idea for powder storage and transportation. In contrast, chinese patent CN211895234U discloses a "powder transportation tank truck" in 11/10/2020, which includes: a tank truck body; the storage tank is arranged on the tank truck body, a powder discharge port is formed in the first end of the storage tank, and a jack is formed in the pipe wall of the storage tank; and the purging device comprises an air blowing pipe and an air duct used for connecting an air source, the air duct is arranged outside the storage tank, the air blowing pipe penetrates through the jack, the first end of the air blowing pipe extends to the inner side of the storage tank, one side of the first end of the air blowing pipe, which faces the powder discharge port, is provided with an air blowing hole, the air blowing hole is aligned with the inner wall of the storage tank, and the second end of the air blowing pipe is connected with the air duct. The utility model solves the problem of low powder transporting efficiency by adopting the traditional transporting container when transporting the powder with small particle size and strong adhesiveness. However, in practice, the powder is transported and vibrated to be compact and stacked, and the scheme only depends on air flow to blow, so that the scheme can only act on local points blown by the air flow, and the powder in the whole tank body cannot be blown loose, so that the effect is not ideal.

Disclosure of Invention

Based on the problems, the storage device suitable for transporting the nano powder is provided, and the whole tank of powder can be blown loose simultaneously, so that the feeding, storage and transportation are facilitated, and the discharging is also facilitated. On the basis, the scheme also provides a storage and transportation vehicle with the storage device.

In order to achieve the first object, the utility model adopts the following technical scheme: a storage device suitable for transporting nano powder, which comprises a tank body and a blowing mechanism, and is characterized in that,

the device also comprises a vibration mechanism;

the tank body is in a cylindrical shape or an elliptic cylindrical shape and is horizontally arranged;

a feed inlet is arranged above the tank body, and a discharge outlet is arranged below the tank body;

the blowing mechanism comprises a compressed air generator, an air guide main pipe, an air guide branch pipe and a blowing head; the air guide branch pipes are in a plurality and penetrate through the side wall of the tank body, the outer ends of the air guide branch pipes are connected with the compressed air generator through the air guide main pipe, and the inner ends of the air guide branch pipes are provided with blowing heads;

the vibration mechanism comprises an ultrasonic generator outside the tank body and a piezoelectric transducer arranged at the bottom of the inner side of the tank body.

Preferably, the two gas guide main pipes are respectively arranged at the left side and the right side of the tank body in the direction parallel to the axial direction of the tank body; the air guide branch pipes connected to the same air guide main pipe are arranged at equal intervals in the axial direction of the tank body; all the blowing heads are tightly attached to the inner side wall of the tank body, the blowing direction is the tangential direction of the circular or oval shape of the inner side of the tank body, and the clockwise and counterclockwise directions of the blowing directions of all the blowing heads are the same.

Preferably, the opening of the blowing head is in a divergent oblate shape, and one long side of the oblate shape is parallel and clings to the inner side wall of the tank body.

Preferably, the ultrasonic generator support is arranged in the center of the bottom of the tank body, an elastic buffer body is arranged on the ultrasonic generator support, a buffer table is fixed on the elastic buffer body, a vibration table is fixed on the buffer table, and the piezoelectric transducer is fixed below the vibration table and is electrically connected with the ultrasonic generator.

Preferably, the number of the feeding holes is at least 2, and the feeding holes are uniformly distributed above the tank body along the axial direction of the tank body.

Preferably, the feeding port is of a straight cylindrical inner and outer sandwich structure; a filter cloth is arranged in the middle of the interlayer; the upper end of the feed inlet is provided with an upper cover plate, and the lower end of the feed inlet is provided with a feed inlet valve.

Preferably, the feed inlet valve is synchronously opened and closed with the upper cover plate.

The storage device suitable for transporting nano powder, which is designed by the technical scheme, mainly comprises a tank body, an air blowing mechanism and a vibration mechanism.

The tank body can be a traditional cylindrical or elliptic cylindrical sealed tank body, the upper part of the tank body is provided with a feed inlet, and the lower part is provided with a discharge outlet. The number of the feeding holes can be 2 or 3, and the feeding holes are distributed back and forth in the axial direction of the tank body so as to uniformly feed. The discharge port can be arranged at the lower side of the rear part of the tank body so as to discharge by gravity. Additional structures such as wheels can be added to the tank for movement.

The blowing mechanism comprises a compressed air generator, an air guide main pipe, an air guide branch pipe and a blowing head. The compressed air generator is controlled to generate compressed air, the upstream end of the air guide main pipe is directly connected with the compressed air generator, the number of the compressed air generators is usually 2 or 3, the compressed air generators extend along the axial direction of the tank body, and the compressed air generators are arranged at intervals in the circumferential direction of the tank body. Each air guide main pipe is connected with an air guide branch pipe at a certain distance uniformly, the air guide branch pipe penetrates through the side wall of the tank body, and the tank body is connected with a blowing head. The shape of the blowing head is optimized, the blowing head is a divergent oblate shape, and one long side of the oblate shape is parallel and clings to the inner side wall of the tank body, so that the air flow blown out from the blowing head is in the tangential direction along the circumference of the tank body. The clockwise and counterclockwise clock directions of the opening directions of all the blowheads are the same, namely clockwise or counterclockwise. When the compressed air generator is started to blow air into the tank body, an omnibearing single-circulation direction gas rotational flow is formed in the tank body, and powder can be wrapped and clamped to form powder flow, so that the purpose of blowing and loosening the whole tank of powder is realized.

Further optimization requires the aid of a vibration mechanism. The vibration mechanism comprises an ultrasonic generator and a piezoelectric transducer, the ultrasonic generator is positioned outside the tank body, and the piezoelectric transducer is arranged at the bottom of the tank body and is electrically connected with the tank body. The piezoelectric transducer can be a strip-shaped single transducer, can be axially arranged along the tank body in an extending mode, and can also be a plurality of piezoelectric transducers in parallel and axially arranged at intervals along the tank body. The buffer structure can weaken the high-frequency vibration injury to the tank body structure, the vibration table is designed into an inverted basin shape, the resistance to the airflow field can be weakened, meanwhile, the impact probability of powder particles to the piezoelectric transducer and the connecting circuit is avoided or reduced, and the protection component works safely and stably for a long time. By the vibration of the vibration mechanism, the powder in the tank body can be subjected to ultrasonic disturbance, and the agglomeration or adhesion of the powder can be eliminated or weakened. When feeding, can tap the powder, help powder discharge air, compression volume improves the effective loading capacity of jar body, when the ejection of compact, can shake loose powder, the air flow field that the cooperation high pressure air current produced makes nano powder fluidization, makes things convenient for the ejection of compact.

Some structural optimization is also made at the feed inlet, the single-layer straight cylinder shape of the traditional feed inlet is changed into an inner-outer two-layer interlayer straight cylinder shape, an inner hole of the interlayer is used for being in butt joint with a feed pipeline, filter cloth is arranged in the middle of the interlayer, and when feeding is carried out, air in the tank body can be orderly discharged from the interlayer, so that the feeding is more efficient and rapid. The filter cloth can filter dust generated when the air in the tank is discharged, so that the environment is prevented from being polluted. The upper cover plate is used for shielding foreign matters and rainwater, the feed inlet valve plays a sealing role, and the upper cover plate can be synchronously opened and closed in a mechanical or electric control mode.

In order to achieve the second object, the present utility model adopts the following technical scheme: the storage and transportation vehicle comprises a vehicle body, wherein the vehicle body is provided with a power device, and the storage device suitable for transporting nano powder is further included.

If the tank body does not comprise movable auxiliary structures such as wheels and the like, the vehicle body of the scheme comprises a frame for bearing the tank body, the blowing mechanism, the vibrating mechanism and the like besides the power device; if the tank body already comprises wheels and a frame, and the blowing mechanism and the vibrating mechanism are arranged on the frame, the traction mechanism is arranged on the vehicle body except the power device. The storage device and the vehicle body can be fixed into a whole or separable according to the requirement, and can be specifically designed by a person skilled in the art according to the actual requirement.

In summary, the beneficial effects of the scheme are as follows: the whole tank of powder can be blown loose simultaneously, thereby facilitating feeding, storage and transportation and discharging. On the basis, the scheme also provides a storage and transportation vehicle with the storage device.

Drawings

FIG. 1 is a schematic diagram of a storage device for transporting nano-powder according to embodiment 1 of the present utility model;

FIG. 2 is a schematic cross-sectional view of A-A of FIG. 1;

FIG. 3 is a schematic view of the circulation of fluid inside the tank, with arrows showing the flow direction;

FIG. 4 is a schematic diagram of a vibration mechanism;

FIG. 5 is a schematic view of the structure of the feed inlet;

fig. 6 is a schematic structural view of a storage and transportation vehicle according to embodiment 2 of the present utility model.

Wherein: 1 tank body, 11 feed inlet, 111 upper cover plate, 112 filter cloth, 113 feed inlet valve, 12 discharge outlet,

21 a main air guide pipe, 22 a branch air guide pipe, 23 a blowing head,

31 ultrasonic generator, 32 piezoelectric transducer, 33 ultrasonic generator support, 34 elastic buffer body, 35 buffer table, 36 vibration table,

a 9-vehicle body, wherein,

v1 tank head, V2 tank middle, V3 tank tail.

Detailed Description

The utility model is further described below with reference to the drawings and detailed description.

Example 1

Embodiment 1 shown in fig. 1 is a storage device suitable for transporting nano powder, and mainly comprises three main components of a tank body 1, a blowing mechanism and a vibrating mechanism.

The tank body 1 is fixed on a frame, and wheels are designed below the frame for traction movement. The tank body 1 is in an elliptic cylinder shape, horizontally arranged horizontally and transversely, has the total length of about 13 meters, wherein the volume of the middle part V2 of the tank body is about 49 cubic meters, the head part V1 of the tank body is designed into a shape of a sphere-like crown protruding forwards, the volume is about 9.8 cubic meters, the tail of the tank body is designed into a backward convex approximate spherical crown shape, the volume is about 2.2 cubic meters, and the volume of the whole tank body 1 is about 61 cubic meters.

The blowing mechanism comprises a compressed air generator, an air guide main pipe 21, an air guide branch pipe 22 and a blowing head 23. The compressed air generator may be provided in a loading and unloading station, and need not move with the tank, and is therefore not shown. The number of the air guide main pipes 21 is 2, and the air guide main pipes are respectively arranged at the left side and the right side of the tank body 1 along the horizontal direction. The upstream end of the air guide main pipe 21 is connected with a compressed air generator, and the downstream end is connected with an air guide branch pipe 22. Each air guide main pipe 21 is connected with 5 air guide branch pipes 22 which are equidistantly arranged on the axial length of the tank body 1. As shown in fig. 2, the air guide main pipe 21 penetrates the side wall of the tank 1, and the inside is connected with the blowhead 23.

The blowing head 23 is in a shape expanding toward the downstream end, and the opening is in a flat circular shape, one long side of the flat circular shape abuts against the inner side wall of the tank body 1, so that the blowing direction of the blowing head 23 is in a tangential direction along the circumference or elliptical circumference of the inner side wall of the tank body 1. As shown in fig. 3, the blowing directions of all 10 blowing heads 23 in this example are clockwise, and when the blowing mechanism works, the compressed air generator blows air into the tank body 1 through the air guide main pipe 21, the air guide branch pipe 22 and the blowing heads 23, so that clockwise air flow is formed in the tank body 1.

The vibration mechanism has a structure as shown in fig. 4, and includes an ultrasonic generator 31, a piezoelectric transducer 32, an ultrasonic generator mount 33, an elastic buffer body 34, a buffer table 35, and a vibration table 36. The power of the ultrasonic generator 31 of this example is 2KW, and the operating frequency is 20 KHZ-30 KHZ. The ultrasonic generator 31 is mounted on the frame outside the tank 1 so as to operate other parts mounted in the tank 1. In this example, the number of vibration mechanisms is 5, and the positions installed in the tank 1 correspond to the arrangement positions of the blowing heads. Wherein, the ultrasonic generator support 33 is fixed at the bottom in the tank body 1, an elastic buffer body 34 and a buffer table 35 are arranged on the ultrasonic generator support 33, and a vibration table 36 is fixed above the buffer table 35 and is in an inverted basin shape. Below the middle of the vibration table 36, a piezoelectric transducer 32 is mounted, and the piezoelectric transducer 32 is electrically connected to the ultrasonic generator 31.

3 feed inlets 11 are arranged above the tank body 1 and are equidistantly arranged in the front-back direction of the tank body 1. A discharge hole 12 is arranged at the rear lower part of the tank body 1.

The structure of the feed inlet 11 is shown in fig. 5, and is a double-layer straight cylinder, the through hole of the inner layer is used for being in butt joint with the feed pipeline, the interlayer penetrates through the inside and the outside of the tank body 1, but is provided with filter cloth 112, the upper end of the feed inlet 11 is provided with an upper cover plate 111, and the lower end is provided with a feed inlet valve 113. The upper cover plate 111 and the feed inlet valve 113 are synchronously opened and closed by electric control.

The storage device suitable for transporting nano powder of this example opens upper cover plate 111 and feed inlet valve 113 when the feeding, dock the inlet pipe through each feed inlet 11, pour into the powder into the jar body, open supersonic generator 31 simultaneously and carry out the tap to the powder in the jar body 1 to the air compression powder volume in the discharge powder. During feeding, air in the tank body is discharged from the interlayer of the feed inlet 11, and the powder mixed in the air is filtered out by the filter cloth 112. After the completion of the feeding, the upper cover plate 111 and the feed port valve 113 are closed. When discharging, the discharging hole 12 is opened, the discharging pipe is connected in a butt joint mode, the blowing mechanism and the vibrating mechanism work simultaneously, powder in the tank body 1 is loosened and blown into a swirl shape, and the powder is smoothly discharged from the discharging hole 12.

Through the comparative test of the inventor, the tank body 1 with the same size of 61 cubic meters can be loaded with 30% more powder than the traditional scheme; under the condition that a single discharge hole 12 is arranged at the rear lower part of the tank body 1, the discharge time of the traditional scheme is 6-8 hours, and the discharge time of the traditional scheme is 3.5 hours; after the discharging is finished, the powder accumulation rate in the tank body 1 is reduced from about 10% to below 3%.

Example 2

Example 2, shown in fig. 6, is a storage and transportation vehicle comprising a vehicle body 9 and a storage device suitable for transporting nano-powder as described in example 1. The body 9 comprises the necessary components of a power system, a control system, a traction system, etc., the aforementioned storage means being traction-movable by the body 9. The specific structure of a suitable storage device for transporting nano-powder is described in example 1.

According to the actual measurement of the inventor, compared with the traditional storage and transportation vehicles with the same capacity, the comprehensive transportation capacity of the bicycle is improved by more than 70%, and the transportation cost is greatly reduced within the transportation radius of 300 km.

Claims (9)

1. A storage device suitable for transporting nano powder, which comprises a tank body (1) and a blowing mechanism, and is characterized in that,

the device also comprises a vibration mechanism;

the tank body (1) is cylindrical or elliptic cylindrical and is horizontally arranged;

a feed inlet (11) is arranged above the tank body (1), and a discharge outlet (12) is arranged below the tank body (1);

the blowing mechanism comprises a compressed air generator, an air guide main pipe (21), an air guide branch pipe (22) and a blowing head (23); the air guide branch pipes (22) are in a plurality and penetrate through the side wall of the tank body (1), the outer end of the air guide branch pipes is connected with a compressed air generator through an air guide main pipe (21), and the inner end of the air guide branch pipes is provided with a blowing head (23);

the vibration mechanism comprises an ultrasonic generator (31) outside the tank body (1) and a piezoelectric transducer (32) arranged at the bottom of the inner side of the tank body (1).

2. The storage device suitable for transporting nano powder according to claim 1, wherein the two gas guide main pipes (21) are respectively arranged at the left side and the right side of the tank body in a direction parallel to the axial direction of the tank body (1); the air guide branch pipes (22) connected to the same air guide main pipe (21) are arranged at equal intervals in the axial direction of the tank body (1); all the blowing heads (23) are tightly attached to the inner side wall of the tank body (1), the blowing direction is the tangential direction of the circular or oval shape inside the tank body (1), and the clockwise and counterclockwise directions of the blowing directions of all the blowing heads (23) are the same.

3. A storage device suitable for transporting nano-powder according to claim 2, characterized in that the opening of the blowing head (23) is in the shape of a divergent oblate, one of the long sides of the oblate being parallel and in close contact with the inner side wall of the tank (1).

4. A storage device suitable for transporting nano powder according to claim 1, 2 or 3, characterized in that the bottom center of the tank body (1) is provided with an ultrasonic generator support (33), an elastic buffer body (34) is arranged on the ultrasonic generator support (33), a buffer table (35) is fixed on the elastic buffer body (34), a vibration table (36) is fixed on the buffer table (35), and a piezoelectric transducer (32) is fixed below the vibration table (36) and is electrically connected with the ultrasonic generator (31).

5. A storage device suitable for transporting nano-powder according to claim 4, wherein the vibrating table (36) is in the shape of an inverted basin.

6. A storage device suitable for transporting nano-powder according to claim 1, 2 or 3, characterized in that the number of feed openings (11) is at least 2, and the feed openings are uniformly distributed above the tank (1) along the axial direction of the tank (1).

7. A storage device suitable for transporting nano-powder according to claim 1, 2 or 3, characterized in that the inlet (11) is of a straight cylindrical inner and outer sandwich structure; a filter cloth (112) is arranged in the middle of the interlayer; the upper end of the feed inlet (11) is provided with an upper cover plate (111), and the lower end is provided with a feed inlet valve (113).

8. A storage device suitable for transporting nano-powder according to claim 7, characterized in that the inlet valve (113) is opened and closed synchronously with the upper cover plate (111).

9. A storage and transportation vehicle comprising a vehicle body (9), the vehicle body (9) being provided with a power unit, characterized in that it further comprises a storage unit adapted to transport nano-powder according to claim 1.

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