KR20110004090A

KR20110004090A - Sand manufacturing apparatus

Info

Publication number: KR20110004090A
Application number: KR1020090061727A
Authority: KR
Inventors: 김미영
Original assignee: 김미영
Priority date: 2009-07-07
Filing date: 2009-07-07
Publication date: 2011-01-13

Abstract

The present invention is a sand production apparatus for crushing the stone into sand, a stone inlet is formed on the upper side, a sand outlet is formed on the lower side, and the trap opening through which sand can pass between the stone inlet and the sand outlet is installed, A main body having a sand collection space formed below the trap opening; A stone crusher installed in the crushing space between the stone inlet and the filtering hole of the main body, the stone crusher having at least one hammer colliding with the stone introduced through the stone inlet; A blower for supplying air to the sand collection space of the main body to transfer the sand at an air pressure; And a sand classifier for classifying coarse sand and fine sand among the sands transported by the blower, thereby increasing the durability of the parts and facilitating parts replacement to reduce costs and manpower. It can prevent the noise and dust at the source, and protect the environment by improving the water quality, and there is no restriction on the installation place. In addition, the cost of sand production can be greatly reduced, and the utilization of parts can be improved.

Description

Sand manufacturing apparatus {Sand manufacturing apparatus}

The present invention relates to a sand production apparatus, and more particularly, to optimize the apparatus, economical efficiency, minimizing discharged dust, noise, dust, etc. are environmentally friendly, and sand production can greatly improve productivity by reducing production costs. Relates to a device.

In general, sand is a kind of crushed stone crumb, which is a kind of essential building material widely used for construction purposes such as aggregate with cement.

In order to collect such sand, in the past, a large amount of sand was collected by using a sand collector in a river or the sea, but there are gradually fewer places to obtain high quality sand that can be used as a building material. It is getting more and more difficult to get sand.

In recent years, sand has been manufactured by various methods such as crushing relatively common stone to make fine sand, or recycling construction waste materials and recycling them.

On the other hand, conventional sand production equipment for crushing stone or construction waste materials, such as sand is generally crushed stone using a toothed drum, etc., and then transported to a conveyor using coarse nets or filters. It was a composition that sorts the sand, either fine or fine.

However, this conventional sand production apparatus, the first drum has a problem that the teeth are easily worn, the waste of cost and manpower required to replace the drum worn teeth.

Second, there is a problem that can not prevent the noise and dust generated when the stone is crushed, when spraying water, can not process the generated sludge or chemicals such as adversely affect the environment.

Third, because the coarse and fine sand is classified through the filter, the filter needs to be replaced, and a large number of conveyors and sorting lines are required in the classification process, resulting in a large equipment and a lot of manpower.

Fourth, due to the above-mentioned limitations, the large size stone cannot be crushed at the same time by the small sized sand, and there is a problem in that sand production cost is greatly increased because it must be crushed in several steps.

An object of the present invention for solving the above problems is to increase the durability by using a hollow hammer, to facilitate the replacement of parts by using a removable hammer to reduce the cost and manpower, by using a sealed body It can prevent noise and dust at the source, and by spraying a small amount of water and drying it naturally with a blower, it is eco-friendly because there is no need for treatment of sludge or chemicals, and it is easy to classify sand using upper and lower slope plates and guide plates. It is possible to reduce and reduce the size of equipment, the number of conveyors, manpower and hammer replacement, and to reduce sand production cost by crushing large sized stones into small sized sand at once. In providing.

In the sand production apparatus of the present invention for achieving the above object, in the sand production apparatus for crushing the stone into sand, a stone inlet is formed on the upper side, a sand outlet is formed on the lower side, the stone inlet and the sand outlet A main body provided with a sand spout through which sand passes, and a sand collecting space is formed below the spout; A stone crusher installed in the crushing space between the stone inlet and the filtering hole of the main body, the stone crusher having at least one hammer colliding with the stone introduced through the stone inlet; A blower for supplying air to the sand collection space of the main body to transfer the sand at an air pressure; A sand classifier for classifying coarse sand and fine sand among sands carried by the blower; Coarse sand collection bins where coarse sand is collected; And fine sand collector for collecting the fine sand.

In addition, according to the present invention, it is preferable that a plurality of iron plates are arranged at regular intervals so that the crushed sand can freely fall inside the crushing space of the main body.

In addition, according to the present invention, the stone crusher, the rotating shaft is rotated by a motor drum; A plurality of hammers radially installed on an outer circumferential surface of the drum; And a connecting pin connecting the drum and the hammer so that the hammer is detachable from the drum.

In addition, according to the present invention, the hammer may be formed inside the hollow hollow so that sand can be introduced into the inner space.

In addition, according to the present invention, the sand classifier includes: an upper inclined plate and a lower inclined plate having a sand path formed therein and being sealed to the main body and installed to be inclined so that the sand is directed upward; At least one drop guide plate spaced between the upper inclined plate and the lower inclined plate and inducing sand to collide with the surface and free fall; At least one or more sand separators installed on the lower inclined plate; And a diffraction pipe connected to the sand sorter and capable of rotating in the direction of a coarse sand conveyor or a coarse sand conveyor or a coarse sand conveyor for transporting sand to the coarse sand collector or the fine sand collector.

In addition, according to the present invention, the sand production apparatus of the present invention, the injector is installed at the end of the sand classifier, and sprays water to the conveyed fine sand; And a collection house in which fine sand dropped together with water is collected and a door is formed.

In addition, according to the present invention, the sand production apparatus of the present invention, the screen for filtering small stones that are not sufficiently crushed in the stone crusher from the sand; And a recycling conveyor for recycling the small stone filtered by the screen to the stone inlet.

In addition, according to the present invention, a plurality of multi-stage pinholes through which the connecting pins may be formed may be formed in the drum so that the installation height of the hammer can be adjusted based on the drum.

As described above, the sand production apparatus of the present invention can increase the durability of the parts and facilitate the replacement of parts, reduce the cost and manpower, prevent noise and dust at the source, protect the environment by improving the water quality There is no restriction on the installation place, and the sand can be easily sorted by the blower, which greatly reduces and reduces the size of the equipment, the number of conveyors and the manpower required, greatly reduces the cost of sand production, and maximizes the utilization of parts such as hammers. It has an effect.

Hereinafter, a sand production apparatus according to a preferred embodiment of the present invention will be described in detail with reference to the drawings.

Embodiments of the invention are not limited to those shown in the accompanying drawings, it is to be noted that various modifications can be made within the scope of the same invention.

First, as shown in Figure 1, the sand production apparatus according to a preferred embodiment of the present invention, the stone (1), such as natural stone taken from the quarry or artificially made artificial stone or construction waste material (2) ( 3) a sand production apparatus to be pulverized into a body, comprising a main body 10, a stone crusher 20, a blower 30, a sand classifier, a coarse sand collector 51, a fine sand collector 52, The injector 17 and the collection house 18 are comprised.

Here, the main body 10 is a structure sealed with a thick iron plate so that sand, dust, vibration or noise does not leak to the outside, and a stone inlet 10a is formed at an upper side thereof, and a sand outlet 10c is formed at a lower side thereof. And, between the stone inlet (10a) and the sand outlet (10c) is provided with a catch hole 14 through which the sand (2) (3) can pass.

In addition, the main body 10 has a sand collection space sealed from the outside under the trap 14 so that the sand (2) (3) passing through the trap 14 is collected.

1, 2 and 6, the main body 10 is a plurality of crushed sand (2) (3) in the crushing space of the main body 10 so that the free fall Iron plates 11, 12, 13 may be arranged at regular intervals.

Thus, as shown in Figure 6, the sand (2) (3) crushed by the stone crusher 20 is crushed while colliding with the iron plate 13, the iron plate 13 and the iron plate 13 It can easily fall into the space between them.

In addition, the main body 10, as shown in Figure 1, the sand (2) direction toward the sand outlet 10c on the bottom surface so that the sand (2) can be guided in the direction of the sand outlet (10c) by the blower (30) Inclined inclined plate 15 may be formed.

Therefore, among the sands 2 and 3 that are dropped between the iron plate 13 and the iron plate 13 and passed through the trap 14, the coarse sand 2 having a relatively large size is transferred to the blower 30. It is guided along the inclined plate 15 to be discharged to the sand outlet (10c), the relatively small fine sand (3) is to be blown further by the blower 30 can be transferred to the sand classifier.

On the other hand, the stone crusher 20, which is installed in the crushing space between the stone inlet 10a and the strainer 14 of the main body 10, and the stone (1) introduced through the stone inlet (10a) and It is a configuration having at least one hammer 21 to collide.

That is, the stone crusher 20, as shown in Figs. 1 and 2, preferably comprises a drum 23, a hammer 21 and a connecting pin 22.

Here, the drum 23 is rotated by a drive pulley 26 that is rotated by a motor 28, and a driven pulley 27 that is connected and interlocked by the drive pulley 26 and the belt 25. 24) It rotates at high speed.

The drum 23 has the hammer 21 colliding with the stone 1 when the injection direction of the stone 1 and the rotation direction of the hammer 21 face each other (that is, the stone 1 is injected from the top to the bottom). It is desirable to maximize the impact force by rotating so as to face each other to rotate from below to up).

In addition, the hammer 21 is a plurality of radially installed on the outer circumferential surface of the drum 23 (for example, a plurality of repeating six in a row, six in a row) radially, the inside is filled carbide It may be made of an alloy, but preferably, as shown in Figure 3, the cemented carbide is formed inside the hollow hollow portion so that the sand (2) (3) is introduced into the inner space and compressed when rotating at a high speed Can be made.

In addition, the connecting pin 22 is connected between the drum 23 and the hammer 21 so that the hammer 21 is detachable from the drum 23, one connection pin 22 is a plurality The two hammers 21 can be detachably fixed.

In addition, the blower 30 is to supply air to the sand collection space of the main body 10 to transfer the sand (2) (3) at the pressure of the air, although the coarse sand (2) is not far away, The fine sand 3 is installed to take advantage of the principle of being able to fly up by air pressure and be transported far.

Meanwhile, the sand classifier classifies coarse sand (2) and fine sand (3) among the sand (2) (3) transported by the blower 30 by using this principle, Figs. As shown in FIG. 7, the configuration including the upper inclined plate 16a and the lower inclined plate 16b, the guide plate 19, the sand splitter 10d, 10e, and the diffraction pipes 41 and 42 is provided. It is possible.

That is, the upper inclined plate 16a and the lower inclined plate 16b are connected to the main body to form a sand path therein, are sealed to the main body 10, and the sands 2 and 3 guide upward. It will be installed as inclined as possible.

In addition, as shown in FIG. 7, the guide plate 19 is spaced apart between the upper inclined plate 16a and the lower inclined plate 16b, and sand (2) 3 collides with the surface to free fall. It may be a vertical plate which is guided, and a plurality of which are installed at predetermined intervals.

In addition, the sand splitters 10d and 10e are provided to be spaced apart from the lower inclined plate 16b to collect sand 3 flowing along the lower inclined plate 16b.

Further, the diffraction pipes 41 and 42 are connected to the sand splitter 10d and 10e, and the coarse sand collection box 51 in which the coarse sand 2 sorted by the sand sorter is collected. The sand collected in the direction of the coarse sand conveyor 61 or the fine sand conveyor 62 which transfers the sand 2, 3 to the fine sand bin 52 where the fine sand 3 sorted by the sand classifier is collected. Depending on the type of (3), a pipe that can rotate can be applied.

On the other hand, the injector 17, which is provided at the end of the sand fractionator, injects moisture into the transported fine sand 3 to induce free fall of the fine sand 3 and dust.

The injector 17 preferably sprays fine moisture in a mist form to facilitate drying of the moisture by the blower 30, rather than a direct injection method for directing a large amount of water.

Further, the collection house 18 collects the fine sand 3 dropped with the water by the injector 17 through the house discharge port 43, and collects it, and the entrance and exit 10b for management or sand collection purposes. Is formed.

Therefore, as shown in Figure 1, when explaining the operation relationship of the sand production apparatus of the present invention, the stone 1 introduced through the stone inlet 10a of the main body 10 is rotated in a direction opposite to the input direction The hammer 21 and the iron plate (11) (12) and (13) to be strongly collided while being crushed to be broken into relatively coarse sand (2) and relatively fine sand (3).

Subsequently, the crushed sand (2) (3) freely falls, passes through the trap opening 14, the coarse sand (2) by the blower 30 is transported close to the sand discharge port (10c) And are transported to the coarse sand conveyor 61 and collected in the coarse sand collection box 51.

On the other hand, the sand (3) by the blower (30) flies along the upper inclined plate (16a) of the sand sorter, gliding and then collided by the guide plate (19), after falling and guided by the lower inclined plate ( 16b), each of which is sorted into sand splitters 10d and 10e according to the dropped position and is dropped into the coarse sand conveyor 61 or the thin sand conveyor 62 by the diffraction pipes 41 and 42, respectively. It may be transported and collected in the coarse sand collector 51 or the thin sand collector 52.

Subsequently, fine dust and the like that have passed through the sand classifier are freely combined with water by the injector 17 and freely fallen therein, while being freely dropped by the blower 30 while being naturally dried by the blower 30. It may be stacked in, or collected in the thin sand collection box 52 which is transported to the thin sand conveyor 62 through the house outlet 43.

Therefore, from the crushing and sorting and collecting of the stone inside the sealed body, and there is no need to use a separate sludge or chemicals, it prevents the generation of noise, dust and pollutants, as well as the classification process using a blower The line can be reduced to approximately 1/5, and the number of conveyors can be reduced from 10 to 2 or 3, and the cost of installing the billions of equipment to less than 500 million won is also reduced. The savings can be as high as two people, saving costs by more than 45 percent.

On the other hand, as shown in Figure 1, the sand production apparatus of the present invention, the screen (101) for filtering the small stone 100 that is not sufficiently crushed in the stone crusher 20 from the sand (2) (3) and The small stone 100 filtered on the screen 101 is configured to further include a recycling conveyor 102 for recycling to the stone inlet (10a).

Therefore, the small stone 100 that is not sufficiently crushed in the stone crusher 20 is recycled to the stone inlet 10a along the screen and the recycling conveyor 102 until it is crushed into sand (2) (3). It can be broken enough.

4 and 5, the installation heights H1, H2, H3, H4, H5 and H6 of the hammer 21 may be adjusted based on the drum 23. A plurality of multi-stage pinholes 221, 222, 223, 224, 225, and 226 through which the connecting pins 22 may penetrate the drum 23 so as to pass through the drum 23. This can be formed.

Therefore, even if the hammer 21 is partially worn and the overall length of the hammer 21 is shortened, the connecting pin 22 may be multistage at a higher position without having to discard the worn hammer 21 partially. By connecting to any one of the type pinholes 221, 222, 223, 224, 225, and 226, the installation height of the hammer 21 is set higher in the next step, even if the worn hammer 21 is used. You can use it until you can use it without throwing it away.

Although the technical features of the present invention have been described above with reference to specific embodiments, those skilled in the art to which the present invention belongs should fall within the scope of the technical idea according to the present invention, that is, the shape of a hammer or the appearance of a main body, Obviously, various modifications and modifications can be made, such as the number and shape of the guide plates.

Therefore, the scope of the claims in the present invention will not be defined within the scope of the detailed description, but will be defined by the following claims and their technical spirit.

1 is a conceptual diagram showing a sand manufacturing apparatus according to an embodiment of the present invention.

2 is a cross-sectional view showing a stone crusher of FIG.

3 is an enlarged state diagram illustrating the use state of the hammer of FIG. 1.

4 is a use state diagram illustrating another example of FIG. 3.

5 is a use state diagram illustrating the drum of FIG. 4.

6 is a perspective view illustrating an arrangement state of the iron plate of FIG. 1.

7 is a conceptual diagram illustrating the sand classifier of FIG. 1.

(Description of Major Symbols in the Drawing)

1: stone 2, 3: sand

10: main body 10a: stone inlet

10b: doorway 10c: sand outlet

10d, 10e: Sand Sorter 11, 12, 13: Iron Plate

14: hook 15: inclined plate

16a: upper inclined plate 16b: lower inclined plate

17: injector 18: collection house

19: guide plate 20: stone crusher

21: hammer 22: connecting pin

23: drum 24: rotating shaft

25: belt 26: drive pulley

27: driven pulley 28: motor

30: blower 41, 42: diffraction pipe

51: coarse sand collection 52: fine sand collection

61: coarse sand conveyor 62: fine sand conveyor

43: house outlet 100: small stone

101: screen 102: recycling conveyor

221, 222, 223, 224, 225, 226: multi-stage pinhole

Claims

In constructing a sand making apparatus for crushing stone into sand,

A main body having a stone inlet formed at an upper side thereof, a sand outlet formed at a lower side thereof, and a trap opening through which sand passes through the stone inlet and the sand outlet formed therein, and a sand collection space formed below the trap opening;

A stone crusher installed in the crushing space between the stone inlet and the filtering hole of the main body, the stone crusher having at least one hammer colliding with the stone introduced through the stone inlet;

A blower for supplying air to the sand collection space of the main body to transfer the sand at an air pressure; And

A sand classifier for classifying coarse sand and fine sand among sands carried by the blower;

Sand production apparatus comprising a.

The method of claim 1,

The sand production apparatus, characterized in that a plurality of iron plates are arranged at regular intervals so that the crushed sand free fall inside the crushing space of the main body.

The method of claim 1,

The stone crusher,

A drum in which a rotating shaft rotates by a motor;

A plurality of hammers radially installed on an outer circumferential surface of the drum; And

A connecting pin connecting the drum and the hammer so that the hammer is detachable from the drum;

It is made, including

The drum is a sand producing apparatus, characterized in that for rotating so that the direction of rotation of the stone and the rotation direction of the hammer facing each other.

The method of claim 3, wherein

The hammer,

Sand manufacturing apparatus, characterized in that the hollow hollow is formed inside the sand so that it can be introduced into the inner space.

The method of claim 1,

The sand classifier,

An upper inclined plate and a lower inclined plate formed with a sand path therein and sealingly installed in the main body and installed to be inclined to guide the sand upward;

At least one drop guide plate spaced between the upper inclined plate and the lower inclined plate and inducing sand to collide with the surface and free fall;

At least one or more sand separators installed on the lower inclined plate; And

A diffraction pipe connected to the sand separator and capable of rotating in the direction of a coarse sand conveyor or a coarse sand conveyor for transporting sand to coarse or fine sand collectors;

Sand production apparatus comprising a.

The method of claim 1,

Coarse sand collection bins where coarse sand is collected;

Fine sand collector where fine sand is collected;

An injector installed at an end of the sand classifier and spraying water on the fine sand; And

A collecting house which collects fine sand dropped with water, and in which a door is formed;

Sand production apparatus characterized in that it further comprises.

The method of claim 1,

A screen for filtering small stones that are not sufficiently crushed by a stone crusher from the sand; And

A recycling conveyor for recycling the small stones filtered on the screen to the stone inlets;

Sand production apparatus characterized in that it further comprises.

The method of claim 3, wherein

Sand manufacturing apparatus, characterized in that a plurality of multi-stage pinhole through which the connecting pin can be formed in the drum so that the installation height of the hammer can be adjusted based on the drum.