KR102174940B1 - Screen apparatus for aggregate selecting - Google Patents

Abstract

The present invention relates to an aggregate sorting device, wherein a vibration screen body provided inclined to sort aggregates by size, a screen body support portion supporting the vibration screen body portion, and the vibration screen body portion are provided to the aggregate into And a vibration generating part provided on the screen body support part to be sorted and configured to vibrate the vibration screen part by connecting the vibration screen body part, wherein the vibration screen part is coupled to a screen mesh frame and the screen mesh frame. And a screen net for selecting the aggregate according to a preset size, and the thickness of the mesh coupling groove provided in the screen net frame is formed relatively larger than the thickness of the screen net, so that the aggregate can be easily selected by size. have.

Description

Aggregate sorting screen device {SCREEN APPARATUS FOR AGGREGATE SELECTING}

The present invention relates to an aggregate screening device capable of easily sorting aggregates by size by being coupled to the screen net frame to have a clearance at the joining portion and provided in a double net structure.

As is well known, aggregates such as gravel and crushed stone are crushed in a crushing facility and then sorted by size suitable for various purposes such as construction and construction, and for this purpose, various aggregate sorting equipment has been developed.

Among them, in the vibration-type aggregate sorting equipment using vibration, aggregates, etc. are put into a screen mesh having a sieve shape, and the aggregates can be sorted by desired size by applying vibration to the screen mesh.

In the vibration-type aggregate sorting equipment as described above, in the process of sorting aggregates, etc. using the provided screen net, aggregates similar to the hole size of the screen net are not only caught in the hole and are not sorted, but also reduce the efficiency of sorting other aggregates. There is this.

1. Korean Patent Registration No. 10-1359494 (registered on January 29, 2014)

An object of the present invention is to provide an aggregate sorting screen device capable of easily sorting aggregates by size by being coupled to a screen net frame so as to have a clearance at the joining portion and provided in a double net structure.

In addition, the present invention vibrates the vibrating screen by connecting the screen main body support unit and the vibrating screen main unit, but the thickness of the net coupling groove provided in the screen net frame is formed relatively larger than the thickness of the screen net, so that vibration occurs in the screen net. In this case, it is intended to provide an aggregate sorting screen device capable of preventing aggregate jamming by imparting additional vibration since the screen network can move up and down inside the mesh coupling groove.

In addition, according to the present invention, by providing a cushioning spring at the coupling portion of the screen body support portion and the vibration screen body portion, not only the vibration screen body portion can be buffered and supported on the screen body support portion, but also noise suppressing effect can be obtained. It is possible to prevent aggregate from flowing into the mesh coupling groove due to vibration through the inflow prevention hole, which is an elastic body provided to be curved to the screen mesh surface after protruding to the inside of the coupling groove, and the upper and lower portions of the screen mesh inserted into the mesh coupling groove It is intended to provide an aggregate screening device capable of preventing in advance damage to the inside of the mesh coupling groove and the screen network due to collision due to vibration by providing a cushioning material that acts as a cushion.

On the other hand, the present invention provides a double-structured screen net with an upper screen net, a lower screen net disposed at a certain distance from the upper screen net to the lower side, and ceramic balls provided therebetween, thereby further reducing the aggregate jamming phenomenon. An object of the present invention is to provide an aggregate screening device capable of further suppressing and improving the aggregate screening effect.

The objects of the embodiments of the present invention are not limited to the above-mentioned objects, and other objects not mentioned will be clearly understood by those of ordinary skill in the technical field to which the present invention belongs from the following description. .

According to an embodiment of the present invention, a vibrating screen main body which is obliquely provided to sort aggregates by size, a screen main support part supporting the vibrating screen main part, and a vibrating screen main part are provided to input and sort the aggregate And a vibration generating unit provided on the screen body support unit and configured to vibrate the vibration screen unit by connecting the vibration screen unit, wherein the vibration screen is coupled to a screen mesh frame and the screen mesh frame to An aggregate screening device may be provided that includes a screen net for sorting aggregates according to a preset size, and wherein the thickness of the net coupling groove provided in the screen net frame is relatively larger than the thickness of the screen net.

In addition, according to an embodiment of the present invention, the screen net includes an upper screen net, a lower screen net spaced apart from the upper screen net, and a ceramic ball provided between the upper screen net and the lower screen net. Including, but the thickness of the mesh coupling groove is formed relatively larger than the total thickness of the upper screen net, the lower screen net, and the ceramic ball may be provided with an aggregate screening device.

In addition, according to an embodiment of the present invention, the screen body support unit may be provided with an aggregate sorting screen device provided with a plurality of buffer springs that act as a buffer to a portion coupled to the vibration screen body.

In addition, according to an embodiment of the present invention, the screen net frame is provided with an inlet prevention hole for preventing the inflow of the aggregate into the net coupling groove by contacting the surface of the screen net at the entrance side of the net coupling groove. An aggregate sorting screen device may be provided.

In addition, according to an embodiment of the present invention, the inflow prevention hole, after protruding inward from the inlet of the mesh coupling groove, and provided with an elastic body extending in a curved shape to the surface of the screen mesh is provided. Can be.

In addition, according to an embodiment of the present invention, the screen net may be provided with an aggregate screening device in which a buffer material is provided at the upper and lower portions of the portion inserted into the net coupling groove.

In the present invention, the screen net coupled to the screen net frame is combined so as to have clearance at the coupling portion, and is provided in a double net structure, so that aggregates can be easily selected by size.

In addition, the present invention vibrates the vibrating screen by connecting the screen main body support unit and the vibrating screen main unit, but the thickness of the net coupling groove provided in the screen net frame is formed relatively larger than the thickness of the screen net, so that vibration occurs in the screen net. In this case, since the screen net can move up and down inside the mesh coupling groove, it is possible to prevent aggregate jamming by providing additional vibration.

In addition, according to the present invention, by providing a cushioning spring at the coupling portion of the screen body support portion and the vibration screen body portion, not only the vibration screen body portion can be buffered and supported on the screen body support portion, but also the effect of suppressing noise can be obtained. It is possible to prevent aggregate from flowing into the mesh coupling groove due to vibration through the inflow prevention hole, which is an elastic body provided to be curved to the screen mesh surface after protruding to the inside of the coupling groove, and the upper and lower portions of the screen mesh inserted into the mesh coupling groove By providing a cushioning material that acts as a cushion on the wall, it is possible to prevent damage to the inside of the mesh coupling groove and the screen network due to collision due to vibration.

On the other hand, the present invention provides a double-structured screen net with an upper screen net, a lower screen net spaced from the upper screen net to the bottom by a certain distance, and ceramic balls provided therebetween, thereby further reducing the aggregate jamming phenomenon. Not only can it be further suppressed, but it can also improve the aggregate selection effect.

1 is a diagram illustrating an aggregate sorting screen device according to an embodiment of the present invention,
2 to 4 are views for explaining an aggregate sorting screen device according to an embodiment of the present invention,
5 is a view for explaining a vibration screen unit according to another embodiment of the present invention.

Advantages and features of the embodiments of the present invention, and a method of achieving them will become apparent with reference to the embodiments described later in detail together with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but may be implemented in a variety of different forms, and only these embodiments make the disclosure of the present invention complete, and are common knowledge in the technical field to which the present invention pertains. It is provided to completely inform the scope of the invention to those who have, and the invention is only defined by the scope of the claims. The same reference numerals refer to the same components throughout the specification.

In describing the embodiments of the present invention, if it is determined that a detailed description of a known function or configuration may unnecessarily obscure the subject matter of the present invention, a detailed description thereof will be omitted. In addition, terms to be described later are terms defined in consideration of functions in an embodiment of the present invention and may vary according to the intention or custom of users or operators. Therefore, the definition should be made based on the contents throughout this specification.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a view illustrating an aggregate sorting screen device according to an embodiment of the present invention, and FIGS. 2 to 4 are views for explaining an aggregate sorting screen device according to an embodiment of the present invention.

Referring to FIGS. 1 to 4, a screen body support 110, a vibration screen body 120, a screen 130, a vibration generator 140, and the like may be included.

The screen body support unit 110 supports the vibrating screen body unit 120 and may include a support frame 121, a plurality of cushioning springs 122, an aggregate discharger 123, and the like.

Here, the support frame 111 is provided as a supportable frame structure corresponding to the weight of the upper structure, and may be provided in a form in which a front plate and a rear plate having an appropriate thickness are combined while the horizontal frame and the vertical frame are combined with each other. .

In addition, a plurality of cushioning springs 112 are provided to perform a buffering role in the coupling portion with the vibration screen body 120, the lower portion is coupled to the upper portion of the screen body support portion 110, the upper end portion of the vibration screen body portion It may be coupled to the support provided on the side of the 120.

In addition, the cushioning spring 112 is provided with a cushion block 112a made of a synthetic resin material having elasticity at the upper and lower ends of the spring-shaped intermediate structure, so that the vibration screen body 120 supported by the screen body support 110 Not only can the cushion block 112a be provided at the upper and lower ends of the cushion block 112a, it is possible to suppress noise caused by vibration.

The plurality of buffer springs 112 may be provided at the front and rear ends of both sides of the screen main body support unit 110 and the vibration screen main unit 120, respectively, and may be provided at the lower and rear surfaces as necessary.

On the other hand, the aggregate discharger 113 includes a seating suit 113a and a seating suit 113a guided downward after the first sorting aggregate of a relatively small size selected through the vibration screen unit 130 is dropped and seated. It may include a discharge conveyor 113b for discharging the first sorting aggregate guided through, and the first sorting aggregate selected through the discharge conveyor 113b rotated through a driving means (not shown) is located at a required position (or Containers, etc.).

The vibration screen main body 120 is provided to be inclined to sort aggregates by size, and may include an aggregate sorting main body 121, a discharge plate 122, and the like.

Here, the aggregate sorting body 121 is provided in the form of a rectangular structure in which side plates are provided on both side and rear portions with the upper and lower portions open, and the vibration screen unit 130 is mounted on the inner upper end, and the vibration screen unit ( Since the discharge plate 122 is extended to 130, the second sorting aggregate having a relatively large size passing through the vibration screen unit 130 may be discharged.

The discharge plate 122 is provided to protrude as necessary to the front portion (discharge direction) of the aggregate sorting body 121, so that it can be discharged to a required position (or container, etc.).

The vibrating screen unit 130 is provided in the vibrating screen body unit 120 to input and sort aggregates, and the screen net frame 131, the net coupling groove 132, the screen net 133, the buffer material 134, It may include an inflow prevention port 135 and the like.

Here, the screen net frame 131 is provided in the form of a rectangular frame, and may be provided in a 2*2 matrix form, and a concave net coupling groove 132 is formed on each inner side of each rectangle, and a cross-shaped The intermediate coupling portion may be formed through.

In addition, the screen net 133 is coupled to the screen net frame 131 to sort the aggregate according to a preset size, and the thickness of the net coupling groove 132 provided in the screen net frame 131 is the screen net 133 ) Can be formed relatively larger than the thickness.

The screen net 133 is provided with a cushioning material 134 at the upper and lower portions of the portion inserted into the net coupling groove 132, so that the inside of the net coupling groove 132 and the screen net 133 are damaged due to collision due to vibration. It can be prevented in advance.

Here, the buffer material 134 is preferably not provided in the intermediate coupling portion that is coupled to the mesh coupling groove 132 in the center of the screen net 133, the reason is that the buffer material 134 is provided to the intermediate coupling portion This is because it can act as a structure that suppresses vibration.

On the other hand, the screen net frame 131 is provided with an inflow prevention port 135 that contacts the surface of the screen net 133 on the inlet side of the net coupling groove 132 to prevent the inflow of aggregate into the net coupling groove 132 The inflow prevention port 135 is provided as an elastic body that protrudes inward from the entrance of the mesh coupling groove 132 and then extends in a curved shape (ie, cross-sectional shape) to the surface of the screen mesh 133 Can be. The inflow prevention hole 135 may be provided in both the outer portion and the intermediate coupling portion of the screen net 133 coupled to the screen net frame 131.

The inflow prevention ports 135 as described above are provided to protrude in the direction of the inside of the square frame of the screen net frame 131, so that the aggregate can effectively prevent the aggregate from flowing into the net coupling groove 132 due to vibration. .

The vibration generating unit 140 is provided in the screen main body support unit 110, and connects the vibration screen main unit 120 to vibrate the vibration screen unit 130, and the vibration motor 141, the driving belt 142, It may include a vibration means 143 and the like. The vibration generating unit 140 is shown to be provided on one side, but may be provided on both sides.

Here, the vibration motor 141 is fixed to a support provided on the side of the screen main body support 110 to generate a driving force, and the driving belt 142 transmits the driving force generated through the vibration motor 141 and vibrates. The means 143 may be provided on one side of the vibration screen main body 120 to generate vibration according to the driving force transmitted through the driving belt 142.

Since the vibration means 143 has been disclosed in various ways in the related art, a detailed description thereof will be omitted.

Accordingly, in the present invention, the screen nets coupled to the screen net frames are combined to have a clearance at the coupling portion, and are provided in a double net structure, so that aggregates can be easily selected by size.

In addition, the present invention vibrates the vibrating screen by connecting the screen main body support unit and the vibrating screen main unit, but the thickness of the net coupling groove provided in the screen net frame is formed relatively larger than the thickness of the screen net, so that vibration occurs in the screen net. In this case, since the screen net can move up and down inside the mesh coupling groove, it is possible to prevent aggregate jamming by providing additional vibration.

In addition, according to the present invention, by providing a cushioning spring at the coupling portion of the screen body support portion and the vibration screen body portion, not only the vibration screen body portion can be buffered and supported on the screen body support portion, but also the effect of suppressing noise can be obtained. It is possible to prevent aggregate from flowing into the mesh coupling groove due to vibration through the inflow prevention hole, which is an elastic body provided to be curved to the screen mesh surface after protruding to the inside of the coupling groove, and the upper and lower portions of the screen mesh inserted into the mesh coupling groove By providing a cushioning material that acts as a cushion on the wall, it is possible to prevent damage to the inside of the mesh coupling groove and the screen network due to collision due to vibration.

Meanwhile, FIG. 5 is a view for explaining a vibration screen unit according to another embodiment of the present invention.

Referring to FIG. 5, a screen net 233 provided in the vibrating screen unit 230 according to another embodiment will be described. The screen net 233 includes an upper screen net 233a and an upper screen net 233a. It may include a lower screen net 233b spaced apart from the lower portion, and a ceramic ball 233c provided between the upper screen net 233a and the lower screen net 233b.

In addition, since the thickness of the mesh coupling groove 132 is relatively larger than the total thickness of the upper screen net 233a, the lower screen net 233b, and the ceramic ball 233c, the vibration provided to the screen net 233 is prevented. Accordingly, the ceramic ball 233c disposed between the upper screen net 233a and the lower screen net 233b may separately vibrate up and down, and through this additional vibration, the upper screen net 233a and the lower screen net 233b By additionally providing a separate vibration different from the total vibration, smooth aggregate selection can be performed according to the occurrence of vibration.

In the screen net 233, the buffer material 134 may be provided on an upper outer portion of the upper screen net 233a and a lower outer portion of the lower screen net 233b, respectively.

Accordingly, the present invention provides a double-structured screen net with an upper screen net, a lower screen net disposed at a certain distance from the upper screen net to the lower side, and ceramic balls provided therebetween, thereby further reducing the aggregate jamming phenomenon. Not only can it be further suppressed, but it can also improve the aggregate selection effect.

In the above description, various embodiments of the present invention have been presented and described, but the present invention is not necessarily limited thereto, and those of ordinary skill in the art to which the present invention pertains, within the scope of the technical spirit of the present invention. It will be easy to see that branch substitutions, modifications and changes are possible.

110: screen body support
111: support frame
112: multiple buffer springs
113: aggregate ejector
120: vibration screen body
121: aggregate sorting body
122: discharge plate
130: vibration screen unit
131: screen network frame
132: net coupling groove
133: screen network
134: cushioning material
135: inflow prevention port
140: vibration generator
141: vibration motor
142: drive belt
143: vibration means

Claims (6)

A vibration screen body provided at an inclined angle to sort aggregates by size,
A screen body support portion supporting the vibration screen body portion,
A vibration screen unit provided in the vibration screen body and into which the aggregate is input and selected,
It is provided on the screen body support, comprises a vibration generator for vibrating the vibration screen by connecting the vibration screen body,
The vibration screen unit includes a screen net frame, and a screen net coupled to the screen net frame to select the aggregate according to a preset size,
The thickness of the mesh coupling groove provided in the screen mesh frame is formed relatively larger than the thickness of the screen mesh,
The screen net frame is provided with an inflow prevention port for preventing the inflow of the aggregate into the net combining groove by contacting the surface of the screen net at the inlet side of the net combining groove, the inflow prevention port, the screen net frame It is provided with both an outer portion and an intermediate coupling portion of the screen mesh to be coupled, and after protruding inward from the entrance of the mesh coupling groove, and provided as an elastic body extending in a curved shape to the surface of the screen mesh,
The screen net, a buffer material is provided at the upper and lower portions of the portion inserted into the net coupling groove, the buffer material is not provided in the middle coupling portion aggregate screen device.
The method of claim 1,
The screen net includes an upper screen net, a lower screen net spaced apart from the upper screen net, and a ceramic ball provided between the upper screen net and the lower screen net,
Aggregate sorting screen device in which the thickness of the mesh coupling groove is formed relatively larger than the total thickness of the upper screen net, the lower screen net, and the ceramic ball.
The method of claim 2,
The screen body support unit, an aggregate sorting screen device provided with a plurality of buffer springs that act as a buffer to a portion coupled to the vibration screen body.
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