JP3019212B1 - Lower payout rotary storage tank - Google Patents

Abstract

Abstract: [PROBLEMS] To dispose of a stored product upward from a storage tank,
The necessity of installing a dispensing machine and a chute and a conveyor for dispensing increases the size of the building, and requires a large amount of equipment costs. SOLUTION: A base Ma of a dispensing machine M is supported at a predetermined height of a support column 5 supporting a center of a storage tank main body 6, and a tip Mb side of the dispensing machine M is configured to be vertically swingable by a winch 16. While the storage tank body 6 is being rotated, the stocks P collected by the dispenser M are discharged downward from the center of rotation of the storage tank body 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rotary storage tank for storing desulfurized gypsum, coal combustion ash, and other particulate matter (hereinafter referred to as "storage"), and more particularly to such a storage. The present invention relates to a lower payout type rotary storage tank capable of discharging water from a lower part of a rotary storage tank.

[0002]

2. Description of the Related Art Conventionally, a method of storing stored articles in a strip shape on a floor has been widely used, but a large area is required to store many stored articles by this method. Therefore, in recent years, a rotary storage tank is often used as a means for efficiently storing a large amount of stored material in a small area.

[0003] As a prior art of this rotary storage tank, Japanese Patent Application Laid-Open
There is an invention described in JP-A-143163. As shown in the sectional view of FIG. 5A, the carrying-out device of the present invention collects a donut-shaped rotatable annular storage tank 51 in a plan view and a storage P in the storage tank 51 at the center. And a transfer device 53 having a collector 52 at the tip. Then, while rotating the storage tank 51, the collection device 52 collects the excavated upper surface of the storage material P while excavating the storage product P, and transfers the storage material P
And is transported out of the building 54 by a conveyor or the like (not shown).

[0004] Another conventional technique is disclosed in Japanese Patent Laid-Open No. 9-1.
There is an invention described in Japanese Patent No. 65115. FIG.
As shown in the cross-sectional view of FIG.
1 is a storage storage system in which the storage P stored in the storage unit 1 is to be unloaded by a small number of transporters 63.
Similarly to the dispensing machine described in JP-A-143163, the storage materials P collected by the collector 62 at the tip are dispensed upward by the dispensing machine 63 and carried out of the building 64 by a conveyor or the like (not shown). In this system, when dispensing the storage material of another storage tank, the dispenser 63 is moved to the upper part of the other storage tank, so that one dispenser 63 can be dispensed from a plurality of storage tanks.

[0005]

However, since the rotary storage tanks 51 and 61 described above are configured to discharge the storage material P upward by the dispensers 53 and 63 provided at the upper part, the rotary storage tanks 51 and 61 are configured to discharge the stored products P upward. The upper part of 61 has an open structure. Therefore, in the case of a storage P that generates dust,
In order to prevent this dust from going outside, the rotary storage tank 5
It is necessary to take countermeasures such as making the buildings 54 and 64 in which the first and the first 61 are provided with a closed structure, so that much equipment cost is required.

Further, the dispensing machines 53, 63
In such a case, a robust building for supporting the payout machines 53 and 63, which are heavy objects, is required above the storage tanks 51 and 61, and further costs are required.

Further, the dispensing machines 53 and 63 configured to discharge the storage P upward require a screw for collecting the storage P to the center and a scraping plate for raising the storage P upward. The dispensing machines 53 and 63 become large,
The equipment weight must be increased.

For this reason, the buildings 54, 64 for supporting heavy objects such as the dispensing machines 53, 63 and their driving machines at the upper part must be rigidly constructed, and furthermore, for discharging the stock P upward. A large building for installing chutes, conveyors, and the like together with the dispensing machines 53 and 63 is required, and equipment costs are greatly increased.

[0009]

Therefore, in order to solve the above-mentioned problems, the invention according to the present application provides a center support member for supporting the base of the dispensing machine at the center of the storage tank main body. At the height , the tip side of this dispensing machine is vertical
The dispensing machine is supported so as to be able to swing, and a swinging means for swinging the tip side of the dispensing machine is provided, and the lower surface of the storage tank main body is provided.
Is inclined downward from the predetermined height at the center toward the outer diameter side.
And the dispensing machine is connected to the storage tank main body.
The storage tank body is rotated so that it is
The collected material collected by this dispenser while rotating the storage tank.
It is configured to pay out from the center of the turning point, and further,
A dust cover is provided to cover the upper opening of the storage tank body.
Connect a dust collector to the cover and collect dust from the top of the storage tank body
Like that . With this, the stored material stored in the rotatable annular storage tank main body is discharged to the lower side of the rotary storage tank by the dispenser while rotating the storage tank main body and is carried out of the building outside, so that the heavy dispenser or dispenser is used. There is no need to provide a robust building to support the conveyors, etc., and the equipment cost can be greatly reduced. In addition, since the building above the storage tank can be used relatively freely, the arrangement of receiving facilities and the like can be relatively freely performed.

In addition, the base of the dispenser is supported at the center of the storage tank body.
Since it is supported by the center support member that is held , the support pillar can serve not only as a support for the building above the rotary storage tank but also as a support for the dispenser.

[0011]

Furthermore, the lower surface of the reservoir body, are formed so as to be inclined downwardly from the central portion predetermined height toward the outer diameter side
Runode, while ensuring a central dispensing portion height, to ensure the volume of at reservoir body around the reservoir body may be a sufficient storage amount.

By disposing the dispensing machine along the inclination of the lower surface of the storage tank body formed in this way, it is possible to efficiently discharge the stored material in the storage tank body.

Furthermore, since there is no dispenser at the top of the storage tank, a dust-proof cover can be provided to cover the upper opening of the storage tank main body. can do.

Further, the dust collection to Rukoto from the reservoir body top by connecting the dust collector to the dust-proof cover, it is possible to maintain the excellent facilities environment forcibly dust collecting dust in the storage tank.

[0016]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the invention according to the present application will be described below with reference to the drawings. FIG. 1 is a sectional view of a lower payout rotary storage tank according to a first embodiment of the present invention, as viewed from the front, and FIG. 2 is a sectional view of the lower payout rotary storage tank viewed from a side. FIG. 3 is an enlarged sectional view showing a central portion of the rotary storage tank shown in FIG. 4A and 4B are drawings of the dispensing machine shown in FIG. 1, wherein FIG. 4A is a perspective view showing a tip portion, and FIG. 4B is a side view showing a state in which stored goods are collected at the tip portion.

As shown in FIGS. 1 and 2, the rotary storage tank R
Is provided in the building H surrounding the periphery thereof,
The building H includes a storage chamber K for storing a rotary storage tank R, and a receiving chamber J provided at an upper portion of the storage chamber K. The storage chamber K is formed by a side wall 1 surrounding the rotary storage tank R and a floor material 2 of a receiving chamber J provided on the side wall 1. Receiving room J
Is composed of a side wall 3 provided continuously above the side wall 1 of the storage chamber K, and a roof material 4 connecting the side walls 3 to each other.

At the center of the rotary storage tank R, a column 5 serving as a center support member is provided, and the storage tank main body 6 is provided so as to be rotatable about the column 5. This pillar 5
Is used as a center support member of the rotary storage tank R and as a support member of the floor material 2 of the building H, thereby reducing equipment costs and saving space.

The storage tank main body 6 is formed so that its central portion is at a predetermined height from the installation surface B, and is formed so as to be inclined downward from this central portion toward the outer diameter side.

The height of the central portion of the storage tank body 6 is set so that the stored material P can be smoothly discharged from the central portion of the storage tank body 6, and the lowermost position of the outermost periphery is The height is set so that the payout means (the “conveyor” in this embodiment) of the storage material P can be paid out. These heights may be determined according to the properties of the storage material P and the dispensing means.

The storage tank main body 6 is supported by a support roller provided on the installation surface B, and is substantially the same as an outer rail (hereinafter referred to as an "inner rail 9" described below) provided at an outer circumferential position. ) Are supported by an outer peripheral support roller 8 on an outer gantry 7, and an inner peripheral rail 9 (FIG.
) Is supported by an inner peripheral support roller 11 on the inner frame 10. A driving device 12 for rotating the storage tank main body 6 near the inner peripheral support roller 11 is provided.

The column 5 is provided with a storage material P from a storage tank body 6.
The base Ma of the dispensing machine M for dispensing is supported. This support is to support the support member 14 provided on the base Ma of the dispensing machine M by the base member 13 provided on the column 5, and the dispensing machine M is opened at an opening position (not shown) provided on the base member 13. It is supported so that it can swing up and down. A driving device 15 is provided at a base Ma of the dispensing machine M.

A wire 17 of a winch 16 serving as a swing means provided on the building flooring 2 above the storage tank body 6 is connected to the tip Mb side of the dispensing machine M.
By adjusting the length, the tip Mb side is swung up and down around the base Ma of the dispensing machine M. The dispensing machine M is arranged along the lower surface inclination of the storage tank main body 6 in a state of being swung to the lower end again.

At the base Ma of the dispensing machine M, a storage tank body 6 is provided.
A payout chute 18 for paying out the stored material P downward from the center of the support 5 is provided so as to surround the column 5. In addition,
The dispensing machine M and the dispensing chute 18
19 for maintenance and inspection of floors 2 of building H
Is provided.

Further, since there is no equipment such as the dispensing machine M above the storage tank body 6, a dustproof cover 20 is provided on the storage tank body 6 side from the floor material 2 of the building H so as to cover the upper opening 6a of the storage tank body 6. Have been. The dust cover 20 has an outer diameter formed to be larger than the outer diameter of the storage tank body 6, and is provided so as not to come into contact with the outermost peripheral portion of the storage tank body 6 in a state where the outermost peripheral portion is close to and overlaps the outermost upper end. I have. The dustproof cover 20 is provided with only an opening 20a for inserting the support 5 and an opening 20b for inserting the wire 17 of the winch 16.

Further, since the gap between the dustproof cover 20 and the storage tank main body 6 is small and the dustproof cover 20 is provided so as to cover from the outside, even if dust is generated from the storage material P, the upper part of the storage tank main body 6 can be used. It is possible to effectively suppress dust or the like that tends to go upward from the opening. As described above, since the upper part of the rotary storage tank R can be covered with the dust cover 20,
Dust countermeasures can be easily made, and the cost for dust countermeasures can be reduced.

The receiving room J is provided with a receiving device 30 (for example, a "dehydrating press device") for the stored material P, and is configured to be able to store the stored material P after performing a dehydrating process or the like. ing. A dust collector 21 is also provided in the receiving chamber J, and is configured to collect dust and the like at a lower portion of the dust cover 20 (inside the storage tank body 6) by a dust collection pipe 22 connected to the dust cover 20. .

As shown in FIG. 3, a driving device 12 provided on the inner gantry 10 has a gear 12a driven by the driving device 12.
Thus, the internal gear 6b provided in the storage tank main body 6 is driven at a predetermined speed.

The central portion of the storage tank body 6 is supported by side rollers 23 provided on the column 5 and is configured to rotate stably around the column 5. The side roller 23 includes a receiving member 5 a provided on the support 5.
And a locking member 6d provided on a chute portion 6c bent downward at the center of the storage tank body 6. The locking member 6d is supported by supporting members 6e provided at a predetermined pitch in the circumferential direction so that a predetermined opening is formed between the locking member 6d and the chute portion 6c.
It is fixed to.

The discharge chute 18 provided below the chute portion 6c is a cylindrical chute, and has an upper opening 18a formed to have a size capable of receiving the storage material P discharged from the chute portion 6c. The upper opening 18a is formed so as to be reduced in diameter downward. The dispensing chute 18 is provided so as to surround the column 5 and is supported on the inner gantry 10 by leg members 18b. Inside, a guide plate 18c is provided to prevent the stored material from staying around the column 5. The stock P is discharged downward by the discharge chute 18.

A belt conveyor 24 is provided below the discharge chute 18 as a means for transporting the stored items P. An adjusting plate 25 for evenly loading the stored items P on the belt conveyor 24 is dispensed. It is provided at the lower end of the chute 18. The adjusting plate 25 is configured to be able to load the stored articles P to be discharged to a predetermined position in the width direction of the belt conveyor 24 by operating the operation lever 25a to adjust the angle.

As shown in FIGS. 4A and 4B, the dispenser M
Is an endless belt 27 provided with a plurality of scrapers 26, and a boom 2 provided with rollers 28 at its base and tip.
9 is a scraper-type dispensing machine that rotates around the outer periphery of the scraper 9 to collect the stored material P. The upper surface is turned to the tip Mb side by turning the belt 27 with the driving device 15 (see FIG. 3) provided on the base end side. , The lower surface is moved to the base Ma side, and the scraps 26 on the lower surface are configured to sequentially collect the stored items P from the front end side to the base side.

By employing the scraper type dispenser M as described above, the weight of the equipment and the required power can be reduced. In addition, since the storage P is dispensed from the lower part of the rotary storage tank R, it is possible to install a heavy object such as the dispensing machine M at the lower part of the rotary storage tank R, and by simplifying the upper structure of the building H, This makes it possible to reduce equipment costs and save layout space.

According to the lower payout type rotary storage tank R configured as described above, the stored material P can be paid out as follows.

That is, as shown in FIG. 1, the storage material P is stored in a mountain shape from the center of the storage tank main body 6 to the outer peripheral side. At this time, the dispensing machine M is arranged at the upper end position (two-dot chain line) so that the lower surface of the dispensing machine M is along the inner surface of the chevron at the upper end of the storage material P. When dispensing the storage material P from this state, the storage device P is swirled by the scraper 26 of the dispensing device M while rotating the storage tank main body 6 by the driving device 12 (see FIG. 4B). The storage material P which has been gathered to the center is discharged from the chute 6c formed in the center of the storage tank main body 6 onto the belt conveyor 24 via the discharge chute 18, and is moved out of the building H by the belt conveyor 24. Is carried out.

When the upper portion of the stock P is dispensed by the dispenser M, the winch 16 causes the tip M of the dispenser M to be dispensed.
The storage tank body 6 is turned while the b side is lowered by a predetermined amount, and the stored goods P are sequentially dispensed from the upper part.

Then, the storages P are dispensed while the dispensing machine M is swung downward, and when the dispensing machine M reaches a position along the lower surface of the storage tank main body 6, the storage P stored in the storage tank main body 6 is discharged. Almost the entire amount was paid out. The turning speed of the storage tank body 6 and the descending speed of the dispensing machine M are controlled in accordance with the properties of the storage material P and the amount of dispensed.

In the above-described embodiment, the winch 16 is used as the swinging means. However, any means capable of swinging the tip Mb side of the dispensing machine M in the vertical direction may be used. Not something.

The above-described embodiment is one embodiment, and various changes can be made without impairing the gist of the invention according to this application. The invention according to this application is limited to the above-described embodiment. Not something.

[0040]

The invention according to this application is implemented in the form described above, and has the following effects.

Since the storage material stored in the storage tank body is discharged to the lower part of the rotary storage tank by the dispenser and discharged from the lower part of the rotary storage tank to the outside of the building, in order to support a dispensing machine which is heavy and a conveyor for dispensing. There is no need to have a strong building
The equipment cost can be significantly reduced. In addition, since the building above the storage tank can be used relatively freely, it is possible to relatively freely set the arrangement of the receiving facilities and the like.

[0042] Moreover, in Flooding the tank top with a cover
Ri, even at a reservoir for generating a dust suppressing dust emanating from the reservoir top becomes readily possible.

[Brief description of the drawings]

FIG. 1 is a front sectional view showing a first embodiment of a lower payout type rotary storage tank according to the present application.

FIG. 2 is a side sectional view of the lower payout type rotary storage tank shown in FIG.

FIG. 3 is an enlarged sectional view showing a central portion of the rotary storage tank shown in FIG.

FIGS. 4A and 4B are drawings of the dispensing machine shown in FIG. 1, wherein FIG. 4A is a perspective view showing a front end portion, and FIG.

FIG. 5A is a front sectional view showing a conventional rotary storage tank, and FIG. 5B is a front view sectional view showing another conventional rotary storage tank.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Side wall 2 ... Flooring material 3 ... Side wall 4 ... Roofing material 5 ... Column 6 ... Storage tank body 6a ... Upper opening 6d ... Locking member 6c ... Chute part 7 ... Outer gantry 8 ... Outer peripheral support roller 9 ... Inner peripheral rail 10 ... Inner base 11 ... Inner peripheral support roller 12 ... Driver 13 ... Base member 14 ... Support member 15 ... Driver 16 ... Winch 17 ... Wire 18 ... Shoot 20 ... Dustproof cover 21 ... Dust collector 22 ... Dust collector pipe 23 ... Side roller 24 ... Belt conveyor 25 ... Adjustment plate 26 ... Scraper 27 ... Belt 28 ... Roller 29 ... Boom 30 ... Receiving device P ... Storage B ... Installation surface H ... Building J ... Reception room K ... Storage room M ... Dispenser Ma ... Base Mb … Tip R… Bottom payout rotary storage tank

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-62-255322 (JP, A) JP-A-55-84727 (JP, A) Fully open Showa 60-12535 (JP, U) Really open Showa 55- 104692 (JP, U) Japanese Utility Model Showa 51-69174 (JP, U) JP-B 47-37902 (JP, B1) (58) Fields investigated (Int. Cl. ⁷ , DB name) B65G 65/30-65 / 40

Claims (1)

(57) [Claims] 1. A rotary storage tank for discharging a storage item stored in a rotatable annular storage tank body by a dispenser while rotating the storage tank body, wherein a center for supporting a base of the dispenser at a center of the storage tank body.
The support member is provided, at a predetermined height of the center support member, exits該払
The dispenser is supported so that the tip side of the dispenser can swing up and down, and a swing means for swinging the tip side of the dispenser is provided.
The bottom surface of the storage tank body is directed from the predetermined height at the center to the outer diameter side.
And the dispensing machine
Is disposed along the slope of the lower surface of the storage tank body,
Stored goods collected by the dispenser while rotating the storage tank body
To be discharged downward from the center of rotation of the storage tank body
And a dustproof cover for covering an upper opening of the storage tank body.
A dust collector is connected to the dust cover and the storage tank body is
A bottom-discharge-type rotary storage tank characterized by collecting dust from a section .