JP2002253944A - Method and apparatus for granulating ceramic-based building material containing fibrous material - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a method and apparatus for granulating a ceramic-based building material containing a fibrous material, by which the ceramic building material is granulated into a certain size to prepare as a fertilizer, a soil conditioner or the like having a small quantity of fine powder. SOLUTION: A pulverizing part 4 is provided with a hammer mill 8 and a screen 9 to pulverize the ceramic-based building material containing the fibrous material and a granulating part 3 is provided with an inside blade 19 and an outside blade 20 to granulate the material pulverized in the pulverizing part 4. The ceramic-based building material is pulverized at first in the pulverizing part 4 and granulated in the granulating part 3. Even if pulverized into powder in the pulverizing part 4, the ceramic-based building material is granulated in the granulating part 3 into the certain size so that the fertilizer, the soil conditioner of the like having a small quantity of fine powder is produced.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and apparatus for granulating ceramic building materials containing fibrous materials. More specifically, the present invention granulates on-site residual materials such as exterior materials for housing and roofing materials. Granulating method and granulating apparatus for the same.

[0002]

2. Description of the Related Art In recent years, from the viewpoints of environmental protection and effective use of resources, ceramic building materials such as exterior materials for home building and on-site residual materials such as roofing materials are crushed into fertilizers and soil modifiers. It is known to be used as Such a ceramic building material is obtained, for example, by mixing cement or gypsum with a reinforcing fiber such as pulp, and is pulverized at the time of pulverization.

[0003]

However, as described above,
When ceramic building materials are pulverized into powder, a large amount of fine powder is generated, so when moving and spraying, further after spraying,
A large amount of fine powder floats in the air, which causes a problem of lowering the environment.

[0004] The present invention has been made in view of such disadvantages, and an object of the present invention is to granulate ceramic building materials into a certain size to reduce fertilizer and soil modification with less fine powder. An object of the present invention is to provide a granulating method and a granulating apparatus for a ceramic building material containing a fibrous material, which can be prepared as an agent or the like.

[0005]

In order to achieve the above object, an invention according to claim 1 is a method for granulating a ceramic building material containing fibrous material, the method comprising granulating a fibrous ceramic building material. It is characterized in that the building material is pulverized and then the pulverized pulverized material is granulated.

[0006] According to such a method, the ceramic building material containing fibrous material is granulated to a certain size even if it is pulverized into a powdery form. Etc. can be prepared.

The invention according to claim 2 is an apparatus for granulating a ceramic-based building material containing a fibrous material, comprising: a pulverizing section for pulverizing the ceramic-based building material containing a fibrous material;
And a granulating unit for granulating the pulverized material pulverized in the pulverizing unit.

[0008] According to such a configuration, the ceramic building material containing the fibrous material is first pulverized in the pulverizing section and then granulated in the granulating section. For this reason, ceramic building materials containing fibrous materials can be granulated to a certain size in the granulating unit even if they are pulverized in the pulverizing unit. It can be prepared as a modifier or the like.

[0009] The invention described in claim 3 is the first invention.
In the invention described in the above item, the ceramic building material is 2-1.
It is characterized in that pulverization is performed so that grains having a size of 0 mm are contained at 10% by weight or more.

[0010] When the pulverization is performed in this manner, at the time of granulation, the granules can be formed by growing the grains having a size of 2 to 10 mm as seeds. Therefore, it is possible to easily and surely granulate the powdery pulverized material to prepare a fertilizer or a soil modifier with less fine powder.

The invention described in claim 4 is the same as the claim 2.
In the invention described in (1), the pulverizing section is characterized in that the ceramic building material is configured to be pulverizable so as to contain 10% by weight or more of particles having a size of 2 to 10 mm.

According to such a configuration, in the pulverizing section, the ceramic-based building material reduces the size of granules having a size of 2 to 10 mm to 10 to 10 mm.
Since the powder is pulverized so as to contain at least% by weight, in the granulation section, the grains having a size of 2 to 10 mm can be used as seeds to grow the grains. Therefore, it is possible to easily and surely granulate the powdery pulverized material to prepare a fertilizer or a soil modifier with less fine powder.

The invention described in claim 5 is the third invention.
In the invention described in (1), the particle size of the pulverized material is adjusted by a sieve having a pore size of 5 to 10 mm.

When adjusted by such a sieve, 2
A pulverized product containing 10% by weight or more of particles having a size of 10 mm to 10 mm can be easily and reliably prepared.

[0015] Further, the invention according to claim 6 is based on claim 4.
In the invention described in the above, the crushing unit comprises a crushing means for crushing the ceramic building material, and a sieve for adjusting the particle size of the crushed crushed material, the size of the pores of the sieve Is 5 to 10 mm.

According to such a configuration, since the sieve has a pore size of 5 to 10 mm, a pulverized product containing 10% by weight or more of grains having a size of 2 to 10 mm can be easily and reliably prepared. Can be.

According to a seventh aspect of the present invention, in the first aspect of the present invention, the ceramic building material is pulverized so as to form grains exposing the fibrous material. It is characterized by:

When crushed as described above, the obtained crushed material contains grains having a shape in which the fiber protrudes outward.
At the time of granulation, fine powder can be more easily adhered. Therefore, more favorable granulation can be achieved.

In the invention according to claim 8, in the invention according to any one of claims 2, 4, and 6, the crushing section is formed with grains from which the fiber of the ceramic building material is exposed. Thus, it is configured to be crushable.

According to such a configuration, the obtained pulverized material contains particles having a shape in which the fibrous material protrudes outward, so that fine particles can be more easily adhered in the granulation in the granulation section. can do. Therefore, more favorable granulation can be achieved.

The invention according to claim 9 is the same as the claim 6.
Wherein the crushing means is a hammer crusher.

For example, when a ceramic building material is cut with a cutter, the fibrous material is also cut, and the cut end is formed flat. However, as in this configuration, the ceramic building material is hammer-crushed. If it is crushed by a machine, the ceramic building material is crushed so as to be broken, so that the fiber can be well exposed.

According to a tenth aspect of the present invention, there is provided the method according to any one of the first to third aspects, wherein water and / or a binder are supplied to the pulverized material to perform granulation. It is characterized by.

As described above, when water and / or a binder is supplied at the time of granulation, the surface of the pulverized material can be wetted with the water and / or the binder to improve adhesion. Therefore, granulation can be performed more favorably.

According to an eleventh aspect of the present invention, in the invention according to any one of the second, fourth, sixth and eighth aspects, the granulating section comprises a water supply means and / or a binder supply means, It is characterized in that it is configured to supply water and / or a binder to the pulverized material to perform granulation.

According to such a configuration, at the time of granulation in the granulating section, water and / or a binder are supplied, so that the surface of the pulverized material can be wetted with the water and / or the binder to improve adhesion. . Therefore, granulation can be performed more favorably.

According to a twelfth aspect of the present invention, in the invention according to any one of the second, fourth, sixth, eighth, and eleventh aspects, the granulating section includes a first blade and a second blade, The first blade and the second blade are configured to rotate in the same direction with a peripheral speed difference or to rotate in opposite directions.

According to such a configuration, at the time of granulation of the granulating unit, the first blade and the second blade rotate in the same direction with a peripheral speed difference from each other, or rotate in the opposite directions, so that pulverization is performed. The object swirls between the first blade and the second blade, whereby good granulation can be achieved.

According to a thirteenth aspect of the present invention, in the second aspect, the pulverizing part and the granulating part can be transported. It is characterized by being integrally configured.

In the case where the ceramic building material is an on-site remaining material such as an exterior material for a house building or a roofing material, conventionally, after the ceramic building material is taken from the site, a crushing treatment is performed. In addition, the trouble of taking over and the cost for it are inevitable.

However, if the pulverizing unit and the granulating unit are integrally formed so that the granulating device can be transported, for example, the device is mounted on a vehicle and transported to the site. Ceramic building materials can be granulated and sprayed as it is as fertilizer or soil modifier.
Therefore, the labor and cost for taking in the ceramic building material are not required, and efficient processing can be realized.

[0032]

FIG. 1 is a schematic structural view showing a pulverizing and granulating apparatus as an embodiment of a granulating apparatus for a ceramic building material containing a fibrous material according to the present invention.

In FIG. 1, the crushing and granulating apparatus 1 crushes ceramic building materials, such as residual materials such as exterior materials for roofs and roofing materials, to produce fertilizers and soil modifiers. And the hopper portion 2 and the granulation portion 3 are connected and integrally formed. The pulverizing and granulating apparatus 1
In this, ceramic building materials in which reinforcing fibers such as pulp are mixed with cement or gypsum are to be treated.

The hopper section 2 has a substantially cylindrical shape and a lower portion is formed in a funnel shape. The crushing section 4 for crushing ceramic building materials and the crushed material crushed in the crushing section 4 are weighed. And a weighing section 5. At the upper part of the hopper 2, there is formed a cylindrical inlet 6 for charging a ceramic building material, and at the lower end thereof, a pulverized material is supplied to the granulator 3. Supply port 7 is formed.

The crushing section 4 is provided at an upper portion in the hopper section 2 and includes a hammer mill 8 as crushing means,
And a screen 9 as a sieve.

The hammer mill 8 has a rotor 10 rotatably supported at the upper center of the hopper 2 and a plurality of impact blades 11 extending radially outward from the rotor 10. The ceramic building materials that are put in through the inlet 6 are:
By the high-speed rotation of the rotor 10, the particles are crushed by the impact blade 11 so that the reinforcing fibers are exposed to form particles. For example, when a ceramic building material is cut with a cutter mill or the like, the reinforcing fibers are also cut, and the cut end is formed flat.
By crushing with the hammer mill 8, the reinforcing fibers can be satisfactorily exposed. The rotor 10 of the hammer mill 8 is rotated at a high speed by a drive from a prime mover 37 to be described later transmitted through a hammer mill-side endless belt 40.

The screen 9 is used for adjusting the particle size of the pulverized material pulverized by the hammer mill 8, and below the hammer mill 8, the upper portion of the hopper section 2 where the hammer mill 8 is provided, and the measuring section 5. Is provided so as to partition between the lower portion and the lower portion. The screen 9 has a substantially flat-plate arc shape, and has a large number of holes 12 formed therein as sieves. The size (maximum length) of the hole 12 is formed as a hole diameter of 5 to 10 mmφ. When the pore diameter is smaller than 5 mmφ, the passage of the powdery component in the pulverized material increases, while when the pore diameter is larger than 10 mmφ, the passage of the granular component in the pulverized material increases. Therefore, by setting the pore diameter to 5 to 10 mm in this way, a pulverized material in which the powdery component and the particulate component are mixed in a well-balanced manner can be easily and reliably prepared and passed. More specifically, in this screen 9, the holes 1
By setting the hole diameter of 2 to 5 to 10 mmφ, in the granulation in the granulating unit 3 described later, the particles having a size (maximum length) of 2 to 10 mm are grown so that the particles are grown as seeds and granulated. Preferably, particles having a size (maximum length) of 2 to 5 mm are passed as a pulverized material containing 10% by weight or more, preferably 20 to 50% by weight. If the number of particles having a size (maximum length) of 2 to 10 mm is less than 10% by weight, the pulverized product may not be granulated well.

The weighing section 5 is located below the hopper section 2.
The casing 13 of the hopper section 2 is used as it is as a container for measuring the crushed material, and a level gauge 14 is provided at a predetermined position as a detecting means for detecting that the crushed material has reached a predetermined amount. A supply gate 15 for opening and closing the supply port 7 is provided at the lower end of the casing 13. Note that the supply gate 15
A slide gate 16 for opening or closing the supply port 7;
An air cylinder 17 for opening and closing the slide gate 16 is provided. An air compressor 41 to be described later is connected to the air cylinder 17.
7, the slide gate 16 is opened and closed. Also, in the measuring section 5, a level meter 14 is provided.
Alternatively, a load cell or the like may be used as the detecting means.

The measuring section 5 has a screen 9
The crushed material that has passed through the
It gradually accumulates in the inside, and the level meter
When is detected, the slide gate 16 is opened by driving the air cylinder 17 to open the supply port 7, so that a constant amount of the pulverized material is supplied from the supply port 7 to the granulating unit 3 described below. I have to.

The granulating unit 3 includes a casing 18 for receiving pulverized material, an inner blade 19 as a first blade, an outer blade 20 as a second blade, a water supply pipe 21 as water supply means,
And a binder supply pipe 22 as a binder supply means.

The casing 18 has a substantially rectangular cross section.
At the bottom thereof, a bearing member 23 is provided, and a cylindrical discharge port 24 for discharging the granulated material in the granulation section 3 is formed. The discharge port 24 has a discharge gate 25. Is provided. The bearing member 23 includes an inner bearing 28 for bearing and supporting an inner blade shaft 30 described later, and an outer bearing 29 provided on an outer periphery of the inner bearing 28 and bearing and supporting an outer blade shaft 34 described later. The discharge gate 25 includes a slide gate 26 that opens or closes the discharge port 24, and an air cylinder 27 that opens and closes the slide gate 26. The air cylinder 27 is connected to an air compressor 41 which will be described later, and the air cylinder 27 is driven by compressed air from the air compressor 41.
The slide gate 26 is opened and closed.

The inner blade 19 includes an inner blade shaft 30 rotatably supported by an inner bearing 28 at the center of the bottom of the casing 18, a blade member 31 provided at an upper end of the inner blade shaft 30, and an inner blade shaft 30. And an inner blade-side pulley 32 provided at a lower end. The blade member 31 includes a plurality of inner rotary blades 33 extending radially outward.

The outer blade 20 has a cylindrical outer blade shaft 34 in which the inner blade shaft 30 is provided at the center of the bottom of the casing 18 and which is rotatably supported by the outer bearing 29.
A plurality of outer rotary blades 35 provided at an upper end of the outer blade shaft 34 and an outer blade side pulley 36 provided at a lower end of the outer blade shaft 34 are provided. The outer rotary blade 35 extends radially outward from the outer blade shaft 34, and
8 is formed to extend upward along the side wall.

The inner blade 19 and the outer blade 2
Numerals 0 are configured to be driven to rotate independently of each other, and more specifically, configured to rotate in the same direction with a peripheral speed difference or to rotate in opposite directions. When rotating in the same direction with a peripheral speed difference, the rotation speed of the inner blade 19 is 200 to 350 times /
min, the rotation speed of the outer blade 20 is 20 to 50 times / mi.
n, it is preferable that the inner blade 19 and the outer blade 20 be rotated in the opposite directions.
The rotation may be performed at the same rotation speed at a rotation speed of 20 to 350 times / min, or the rotation may be performed at the above-described rotation speed with a peripheral speed difference therebetween. In addition, the inner blade side pulley 3
The second and outer blade side pulleys 36 are rotated by the drive from a motor 37 described later being transmitted via an inner blade side endless belt 38 and an outer blade side endless belt 39, respectively.

The water supply pipe 21 and the binder supply pipe 2
The opening end of the casing 2 is disposed above the casing 18 so that water and a binder can be supplied into the casing 18. In addition, water pipe 2
1 includes a water tank 42 for storing water through a water supply valve 45.
Is connected, and a binder tank 43 for storing the binder is connected to the binder supply pipe 22 via a binder supply valve 46. By opening and closing the water supply valve 45, a predetermined amount of water is supplied. A predetermined amount of binder can be supplied by opening and closing the binder supply valve 46. The binder stored in the binder tank 43 is a binder for binding the pulverized materials to each other. For example, a known viscous liquid such as dextrin, carboxymethylcellulose, methylcellulose, and water glass is used.

In the granulating section 3, the pulverized material supplied in a fixed amount from the supply port 7 is appropriately supplied with water and / or water from the water supply pipe 21 and / or the binder supply pipe 22 depending on the type of the ceramic building material. Alternatively, granulation is performed by rotating the inner blade 19 and the outer blade 20 while supplying the binder. The obtained granules are discharged to the outside by opening the discharge gate 24 by opening the discharge gate 25.

The crushing and granulating apparatus 1 is provided with a prime mover 37 as a driving means. The single prime mover 37 drives the inner blade side pulley 32 via the inner blade side endless belt 38. At the same time, the outer blade side pulley 36 is driven via an outer blade side endless belt 39, and the hammer mill 8 is driven via a hammer mill side endless belt 40.

Further, the pulverizing and granulating apparatus 1 is provided with an air compressor 41, which is connected to the air cylinder 17 of the supply gate 15 and the air cylinder 27 of the discharge gate 25. , The supply gate 15 and the discharge gate 25 are opened and closed. Further, in the pulverizing and granulating apparatus 1, the hopper unit 2 and the granulating unit 3, which are integrally formed, the prime mover 37,
The air compressor 41, the water tank 42, and the binder tank 43 are housed in one main body casing 44 so as to be mounted on a vehicle.

In order to process the ceramic building material by the pulverizing and granulating apparatus 1, first, the ceramic building material is charged from the inlet 6 and pulverized in the pulverizing section 4. In the pulverizing section 4, the ceramic building material is supplied by a hammer mill 8.
As a result, the rotor 10 is crushed by the high-speed rotation of the rotor 10 so as to be broken by the impact blade 11, and crushed so as to form particles in which the reinforcing fibers are exposed. Then, the pulverized product pulverized by the hammer mill 8 passes through the screen 9 as a pulverized product containing 10% by weight or more of particles having a size (maximum length) of 2 to 10 mm. When the amount becomes a predetermined amount, it is supplied to the granulating unit 3 from the supply port 7.

Next, a certain amount of the pulverized material supplied from the supply port 7 is granulated in the granulating unit 3. In the granulating unit 3, the pulverized material is rotated at a high speed of the inner blade 19 and the outer blade 20 (as described above, the inner blade 19 and the outer blade 20 rotate in the same direction with a peripheral speed difference from each other, or (In the opposite direction), the inner blade 19 and the outer blade 2
Since it turns in the shape of figure 8 between 0, it is granulated favorably by this. Moreover, in this granulation, the size (maximum length) of 2 to 10 mm in the pulverized material
Is contained in an amount of 10% by weight or more.
Grains having a size (maximum length) of 0 mm serve as seeds and are favorably granulated by grain growth. Therefore, this granulation unit 3
In, granulation of the powdery pulverized material simply and reliably,
It is possible to prepare fertilizers, soil modifiers and the like with a small amount of fine powder.

Further, since the pulverized material is pulverized so as to form particles from which the reinforcing fibers are exposed, the particles have a shape in which a large number of reinforcing fibers project outward. In the above, fine powder is more easily adhered, and better granulation is achieved.

During the granulation, the water supply pipe 21
Water and / or a binder is supplied from the binder supply pipe 22. If water and / or a binder are supplied, the surface of the pulverized material can be wetted with the water and / or the binder to improve the adhesiveness, and more favorable granulation can be achieved.

More specifically, it is preferable to supply both water and a binder. In particular, first, water is supplied at once to wet the surface of the pulverized material. It is preferable to supply the binder while it is wet. By supplying in this way, the amount of binder used can be reduced.

In this case, since the pulverized material is pulverized so as to form granules from which the reinforcing fibers are exposed, when water and / or a binder are supplied, the pulverized materials of the reinforcing fibers protruding outwardly are formed. In the meantime, water and / or
Alternatively, a binder film is formed, whereby the wettability of the surface is further improved.

Then, the granulated material thus granulated is
It is discharged from the discharge port 24 and is used as a fertilizer, a soil modifier or the like. In the pulverizing and granulating apparatus 1, an interlock mechanism is provided so that the supply gate 15 is not opened until the pulverized material is measured in the measuring unit 5 until the discharge of the granulated material is completed. Have been.

In such a crushing and granulating apparatus 1, the ceramic building material is first crushed in the crushing section 4 and then granulated in the granulating section 3, so that the ceramic building material is crushed in the crushing section. In 4, the granulation unit 3 granulates to a certain size even if it is pulverized into powder,
It is prepared as a fertilizer or a soil modifier with little fine powder. Therefore, the fertilizers and soil modifiers obtained in this way are less likely to float in the air during transportation and spraying, and after spraying, so that fertilizers and soil modifiers that are good for the environment It is effectively used as a filler.

Further, as described above, the crushing and granulating apparatus 1 has a hopper section 2 and a granulating section 3, which are integrally formed.
The prime mover 37, the air compressor 41, the water tank 42, and the binder tank 43 are housed in one main body casing 44 so as to be mounted on a vehicle.

For example, in the case where the ceramic building material is an on-site remaining material such as an exterior material for a house building or a roof material, conventionally, after the ceramic building material is taken from the site,
Although the pulverizing process is performed, the labor and cost for taking over are inevitable. However, if the pulverizing and granulating apparatus 1 can be mounted on the vehicle, the pulverizing and granulating apparatus 1 can be mounted on a vehicle and put on site. It can be transported and treated at the site to process ceramic building materials, and can be applied as it is as a fertilizer or soil modifier. Therefore, the labor and cost for taking in the ceramic building material are not required, and efficient processing can be realized. In the case where the pulverizing and granulating apparatus 1 is mounted on a vehicle to perform on-site processing, the prime mover 37 is used.
Gasoline engine, diesel engine or 1
It is preferable to use a motor that can be driven by a 00V power supply.

In the above description, the water supply valve 45
The water and the binder are supplied by the opening and closing operation of the binder supply valve 46.
Instead of 5 and the binder supply valve 46, a water supply pump and a binder supply pump may be used. In addition, water supply pipe 2
Instead of the water tank 42, a water pipe may be connected to 1 to supply water by tap water pressure.

In the above description, the inner blade 19, the outer blade 20 and the hammer mill 8 are configured to be driven by one prime mover 37. Engine 3
7 may be provided.

In the above description, the hammer mill 8 is employed as the hammer type pulverizer. However, the hammer type pulverizer of the present invention includes an impact type pulverizer such as an impact mill and a hammer crusher. included.

Further, in the above description, the pulverizing section 4
Although the description has been given with reference to the pulverizing and granulating apparatus 1 including the granulating unit 3, in the granulating method of the present invention, pulverization and granulation may be performed separately.

[0063]

As described above, according to the first and second aspects of the present invention, it can be prepared as a fertilizer or a soil modifying agent having a small amount of fine powder, so that it can be prepared at the time of moving and spraying, and even more. Further, after spraying, the fine powder is less likely to float in the atmosphere, and the environment can be effectively prevented from lowering.

According to the third and fourth aspects of the present invention,
It is possible to easily and surely granulate the powdery pulverized material to prepare a fertilizer or a soil modifier with a small amount of fine powder.

According to the fifth and sixth aspects of the present invention,
A pulverized product containing 10% by weight or more of particles having a size of 2 to 10 mm can be easily and reliably prepared to achieve good granulation.

According to the seventh and eighth aspects of the present invention,
Fine powder can be easily attached to the grains, and more favorable granulation can be achieved.

According to the ninth aspect of the present invention, it is possible to satisfactorily expose the fibrous material by crushing the ceramic building material by breaking it with a hammer crusher.
Therefore, fine powder can be more reliably adhered to the granules, and more favorable granulation can be achieved.

According to the tenth and eleventh aspects of the present invention, the surface of the pulverized material can be wetted with water and / or a binder to improve the adhesion, and the granulation can be performed more favorably.

According to the twelfth aspect of the present invention, the pulverized material swirls between the first blade and the second blade, whereby more excellent granulation can be achieved.

According to the thirteenth aspect of the present invention, the labor and cost for taking in ceramic building materials are not required, and efficient processing can be realized.

[Brief description of the drawings]

FIG. 1 is a schematic configuration diagram showing a pulverizing and granulating apparatus as one embodiment of a granulating apparatus for a ceramic building material containing a fibrous material of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Pulverization granulation apparatus 3 Granulation part 4 Pulverization part 8 Hammer mill 9 Screen 12 Hole 19 Inner blade 20 Outer blade 21 Water supply pipe 22 Binder supply pipe

Continuation of the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat II (reference) B09B 3/00 301 B09B 3/00 301P (72) Inventor Kenji Hama 501-01 Miyano-mae, Fukushima, Mita-shi, Hyogo Kawakawa Co., Ltd. Inside the Mita Plant (72) Kenichi Matsui, 1048 Kazuma Kadoma, Kadoma City, Osaka Prefecture Matsushita Electric Works, Ltd. 1048 Odakadoma, Kadoma-shi, Osaka Matsushita Electric Works, Ltd. (72) Takashi Morita Inventor 1048 Odakadoma, Kadoma-shi, Osaka F-term (reference) 4D004 AA19 AA31 AC07 BA04 CA04 CA08 CA12 CA14 CA15 CB05 CB08 CB13 CB27 CB42 CB43 CB50 CC03 CC13 CC15 DA01 DA03 DA10 DA11 DA13 DA20 4D021 AA12 AB01 CA01 DB20 EA10 EB01 4D065 AA04 AA09 BB04 BB12 EB01 EB20 ED06 ED16 ED23 ED27 EE02 EE19 A04 FA04

Claims (13)

[Claims] 1. A method for granulating a ceramic building material containing a fibrous material, comprising: pulverizing a ceramic building material containing a fibrous material; and granulating the pulverized material. 2. A crushing unit for crushing a ceramic building material containing a fibrous material, and a granulating unit for granulating crushed material in the crushing unit. To granulate ceramic building materials containing fibrous materials. 3. The ceramic-based building material according to claim 1, wherein the ceramic-based building material is pulverized so as to contain 10% by weight or more of particles having a size of 2 to 10 mm. How to granulate building materials. 4. The pulverizing unit is characterized in that the ceramic building material is pulverizable so as to contain 10% by weight or more of particles having a size of 2 to 10 mm.
An apparatus for granulating a ceramic building material according to claim 2. 5. The fiber-containing ceramic building material according to claim 3, wherein the particle size of the ground material is adjusted by a sieve having a pore size of 5 to 10 mm. Granulation method. 6. The crushing unit includes crushing means for crushing the ceramic building material, and a sieve for adjusting the particle size of the crushed crushed material. The granulating device for a ceramic building material according to claim 4, wherein the granulating material is 5 to 10 mm. 7. The fiber-containing ceramics industry according to claim 1, wherein the ceramics-based building material is pulverized so as to form grains exposing the fibers. Granulation method for building materials. 8. The crushing unit according to claim 2, wherein the crushing unit is configured to be crushable so as to form granules from which fibers of the ceramic building material are exposed. A granulating device for a ceramic building material containing any of the fibrous materials according to any one of the above. 9. The granulating apparatus according to claim 6, wherein the crushing means is a hammer crusher. 10. The method according to claim 1, wherein water and / or a binder are supplied to the pulverized material to perform granulation.
A granulation method for a ceramic building material containing the fibrous material according to any one of 3, 5, and 7. 11. The granulating section includes a water supply means and / or a binder supply means, and the pulverized material contains water and / or
The granulating apparatus for a ceramic building material containing fibrous material according to any one of claims 2, 4, 6, and 8, wherein the granulating apparatus is configured to supply and granulate a binder. 12. The granulating section includes a first blade and a second blade, and the first blade and the second blade rotate in the same direction with a peripheral speed difference from each other, or rotate in the opposite direction. The granulating device for a ceramic building material containing fibrous material according to any one of claims 2, 4, 6, 8, and 11, wherein the granulating device is configured to perform the following. 13. The method according to claim 2, wherein the crushing unit and the granulating unit are integrally formed so as to be transportable. A granulating apparatus for a ceramic building material containing a fibrous material as described in 1 above.