KR20200051191A - Screen apparatus for aggregate selecting - Google Patents

Abstract

The present invention relates to a screen apparatus for sorting aggregates which comprises: a vibrational screen main body unit inclined to sort the aggregates by each size; a screen main body support unit supporting the vibrational screen main body unit; a vibrational screen unit disposed in the vibrational screen main body unit to receive and sort the aggregates; and a vibration generation unit disposed in the screen main supply unit and connected to the vibrational screen main body unit to vibrate the vibrational screen unit. The vibrational screen unit comprises a screen frame and a screen coupled to the screen frame to sort the aggregates in accordance with predetermined sizes. The thickness of a screen coupling groove provided in the screen frame is greater than that of the screen, thereby easily sorting the aggregates by each size.

Description

Aggregate screening 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 have a clearance at the coupling portion, and having a screen network coupled to a screen network frame.

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 uses such as construction and construction, and various aggregate sorting equipment has been developed for this purpose.

Among them, in the vibration-type aggregate sorting equipment using vibration, aggregates, etc. are put into a screen network having a sieve shape, and vibration is applied to the screen network to select aggregates according to a desired size.

In the vibrating aggregate sorting equipment as described above, in the process of sorting aggregates using a screen net provided, aggregates similar to the hole size of the screen network are not caught in the holes and are not screened, but also reduce the screening efficiency of other aggregates. There is this.

1. Korean Registered Patent No. 10-1359494 (Registration on Jan. 29, 2014)

The present invention is to provide an aggregate screening device that can be easily sorted by size, by being provided with a double network structure, the screen network coupled to the screen network frame is coupled to have a clearance in the coupling portion.

In addition, the present invention vibrates the vibrating screen by connecting the screen body support portion and the vibrating screen body portion, and the thickness of the network coupling groove provided in the screen network frame is formed to be relatively larger than the thickness of the screen network, thereby causing vibration in the screen network. In this case, the screen network can move up and down inside the network coupling groove to provide an additional vibration to provide an aggregate screening device that can prevent the aggregate from being trapped.

In addition, the present invention is provided with a buffer spring on the coupling portion of the screen body support portion and the vibrating screen body portion, the vibration screen body portion can be buffered and supported on the screen body support portion, thereby obtaining an effect of suppressing noise, After protruding to the inside of the coupling groove, the aggregate through the elastic chain provided to be curved to the screen mesh surface can prevent the aggregate from flowing into the mesh coupling groove due to vibration, and the upper and lower parts of the screen mesh inserted into the mesh coupling groove. By providing a cushioning material that acts as a cushion, it is intended to provide an aggregate screening device capable of preventing damage to the inside of the mesh coupling groove and the screen network due to vibration.

On the other hand, the present invention provides an aggregate screening phenomenon by providing an upper screen network, a lower screen network disposed at a predetermined distance from the upper screen network to a lower portion, and a ceramic ball provided therebetween, thereby providing a dual screen screen network. An object of the present invention is to provide an aggregate screening device capable of further suppressing aggregates and improving aggregate screening effects.

The objectives of the embodiments of the present invention are not limited to those mentioned above, and other objects not mentioned will be clearly understood by those skilled in the art from the following description. .

According to an embodiment of the present invention, the vibration screen body portion is provided obliquely to select the aggregate by size, the screen body support portion supporting the vibration screen body portion, and provided in the vibration screen body portion, the aggregate is input and selected It includes a vibration screen portion, and the screen body support portion, and includes a vibration generating portion for vibrating the vibration screen portion by connecting the vibration screen body portion, wherein the vibration screen is a screen network frame and the screen network frame coupled to the An aggregate screening device may be provided that includes a screening network for sorting aggregates according to a predetermined size, and the thickness of the network coupling grooves provided in the screening network frame is relatively larger than the thickness of the screening network.

In addition, according to an embodiment of the present invention, the screen network, the upper screen network, a lower screen network disposed at a lower portion of the upper screen network, and the ceramic ball provided between the upper screen network and the lower screen network Including, but may be provided with an aggregate screening device that the thickness of the mesh coupling groove is formed relatively larger than the total thickness of the upper screen network, the lower screen network and the ceramic ball.

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

In addition, according to an embodiment of the present invention, the screen mesh frame is provided with an inflow prevention device that prevents the inflow of the aggregate to the mesh coupling groove by contacting the surface of the screen mesh on the inlet side of the mesh coupling groove. An aggregate sorting screen device can be provided.

In addition, according to an embodiment of the present invention, the inflow prevention hole, after protruding inward from the entrance of the mesh coupling groove, provided with an aggregate screening device provided with an elastic body extending in a curved form to the surface of the screen network Can be.

In addition, according to an embodiment of the present invention, the screen network may be provided with an aggregate screening device provided with a cushioning material on the upper and lower portions of the portion inserted into the network coupling groove.

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

In addition, the present invention vibrates the vibrating screen by connecting the screen body support portion and the vibrating screen body portion, and the thickness of the network coupling groove provided in the screen network frame is formed to be relatively larger than the thickness of the screen network, thereby causing vibration in the screen network. In this case, the screen mesh can move up and down inside the mesh coupling groove, thereby preventing additional aggregates from being trapped.

In addition, the present invention is provided with a buffer spring on the coupling portion of the screen body support portion and the vibrating screen body portion, the vibration screen body portion can be buffered and supported on the screen body support portion, thereby obtaining an effect of suppressing noise, After protruding to the inside of the coupling groove, the aggregate through the elastic chain provided to be curved to the screen mesh surface can prevent the aggregate from flowing into the mesh coupling groove due to vibration, and the upper and lower parts of the screen mesh inserted into the mesh coupling groove. By providing a cushioning material that acts as a cushion, it is possible to prevent damage to the inside of the mesh coupling groove and the screen mesh due to vibration.

On the other hand, the present invention provides an upper screen network, a lower screen network spaced a certain distance from the upper screen network to a lower portion, and a ceramic ball provided therebetween to provide a double-structured screen network, thereby further contributing to the aggregate jamming phenomenon. Not only can it be further suppressed, but it can also improve the aggregate selection effect.

1 is a view illustrating an aggregate screening device according to an embodiment of the present invention,
2 to 4 are diagrams for explaining the aggregate screening 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 embodiments of the present invention, and methods of achieving them will be apparent with reference to embodiments described below in detail together with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but may be implemented in various different forms, and only the embodiments allow the disclosure of the present invention to be complete, and common knowledge in the art to which the present invention pertains It is provided to completely inform the person having the scope of the invention, and the present invention is only defined by the scope of the claims. The same reference numerals refer to the same components throughout the specification.

In describing embodiments of the present invention, when it is determined that a detailed description of known functions or configurations may unnecessarily obscure the subject matter of the present invention, the detailed description will be omitted. In addition, terms to be described later are terms defined in consideration of functions in an embodiment of the present invention, which may vary according to a user's or operator's intention or practice. Therefore, the definition should be made based on the contents throughout this specification.

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

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

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

The screen body support part 110 supports the vibration screen body part 120, and may include a support frame 121, a plurality of buffer springs 122, an aggregate ejector 123, and the like.

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

In addition, a plurality of buffer spring 112 is provided to perform a buffer role in the coupling portion with the vibration screen main body 120, the lower end is coupled to the upper portion of the screen body support 110, the upper end is the vibration screen main body It may be coupled to the support provided on the side of (120).

In addition, the cushioning spring 112 is provided with a cushion block 112a made of a synthetic resin material having elasticity at an upper end and a lower end in a spring-shaped intermediate structure, thereby providing a vibration screen main body 120 supported by the screen main body support 110. In addition to being able to serve as a buffer for, a cushion block 112a is provided at the upper and lower ends to suppress noise due to vibration.

The plurality of buffer springs 112 may be provided on the front and rear ends of both sides of the screen body support 110 and the vibrating screen body 120, respectively, and may also be provided on the bottom and rear parts as needed.

Meanwhile, the aggregate ejector 113 includes a seating suit 113a and a seating suit 113a that are guided to the lower portion after the relatively small size of the first sorting aggregate that is sorted through the vibrating screen unit 130 falls and settles. It may include a discharge conveyor (113b) for discharging the first selection aggregate is guided through, the required location (or the first selection aggregate is selected through the discharge conveyor (113b) rotated through a driving means (not shown) Container, etc.).

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

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

The discharge plate 122 can be discharged to a required position (or container, etc.) by being protruded as necessary in the front portion (discharge direction) of the aggregate selection body 121.

The vibrating screen unit 130 is provided in the vibrating screen body unit 120 and aggregates are input and screened. The screen network frame 131, the network coupling groove 132, the screen network 133, and the cushioning material 134, It may include an inflow prevention hole (135).

Here, the screen network frame 131 is provided in the form of a square frame, and may be provided in a 2 * 2 matrix form, etc., and concave network coupling grooves 132 are formed on the inner surfaces of each square, respectively, in a cross shape. The intermediate coupling portion may be formed through.

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

The screen network 133 is provided with a cushioning material 134 on the upper and lower portions of the portion inserted into the network coupling groove 132, thereby preventing damage to the inside of the network coupling groove 132 and the screen network 133 due to vibration. It can be prevented.

Here, the cushioning material 134 is preferably not provided in the intermediate coupling portion where the screen mesh 133 is coupled to the central network coupling groove 132, because the cushioning 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 mesh frame 131 is provided with an inflow prevention hole 135 which prevents the inflow of aggregate into the mesh coupling groove 132 by contacting the surface of the screen mesh 133 on the entrance side of the mesh coupling groove 132. It can be, such that the inlet port 135 is provided with an elastic body that protrudes inward from the inlet of the mesh coupling groove 132, and then extends in a curved form (ie, in cross-section) to the surface of the screen network 133. Can be. The inflow prevention hole 135 may be provided on both the outer portion and the middle coupling portion of the screen network 133 coupled to the screen network frame 131.

As described above, the inflow prevention holes 135 are provided to protrude in the inner direction of the rectangular frame of the screen mesh frame 131, thereby effectively preventing the aggregate from flowing into the mesh coupling groove 132 due to vibration. .

The vibration generating part 140 is provided on the screen body support part 110, and connects the vibration screen body part 120 to vibrate the vibration screen part 130, the vibration motor 141, the driving belt 142, It may include a vibration means (143). The vibration generating unit 140 is illustrated as being provided on one side, but may be provided on both sides.

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

Since the vibrating means 143 is variously disclosed in the related art, detailed description thereof will be omitted.

Therefore, the present invention is a screen network coupled to the screen network frame is coupled to have a clearance in the coupling portion, it is provided with a double network structure, it is possible to easily select the aggregate by size.

In addition, the present invention vibrates the vibrating screen by connecting the screen body support portion and the vibrating screen body portion, and the thickness of the network coupling groove provided in the screen network frame is formed to be relatively larger than the thickness of the screen network, thereby causing vibration in the screen network. In this case, the screen mesh can move up and down inside the mesh coupling groove, thereby preventing additional aggregates from being trapped.

In addition, the present invention is provided with a buffer spring on the coupling portion of the screen body support portion and the vibrating screen body portion, the vibration screen body portion can be buffered and supported on the screen body support portion, thereby obtaining an effect of suppressing noise, After protruding to the inside of the coupling groove, the aggregate through the elastic chain provided to be curved to the screen mesh surface can prevent the aggregate from flowing into the mesh coupling groove due to vibration, and the upper and lower parts of the screen mesh inserted into the mesh coupling groove. By providing a cushioning material that acts as a cushion, it is possible to prevent damage to the inside of the mesh coupling groove and the screen mesh due to vibration.

On the other hand, Figure 5 is a view for explaining a vibration screen unit according to another embodiment of the present invention.

Referring to FIG. 5, when the screen network 233 provided in the vibration screen unit 230 according to another embodiment is described, the screen network 233 includes an upper screen network 233a and an upper screen network 233a. It may include a ceramic ball 233c provided between the lower screen network 233b and the upper screen network 233a and the lower screen network 233b that are spaced apart from the lower portion.

In addition, the thickness of the mesh coupling grooves 132 is relatively larger than the overall thickness of the upper screen network 233a, the lower screen network 233b, and the ceramic ball 233c, thereby vibrating the vibrations provided to the screen network 233. Accordingly, the ceramic balls 233c disposed between the upper screen network 233a and the lower screen network 233b may vibrate up and down separately, and through these additional vibrations, the upper screen network 233a and the lower screen network 233b By providing a separate vibration that is different from the total vibration, it is possible to perform a smooth aggregate selection according to the occurrence of vibration.

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

Therefore, the present invention provides an aggregate screening phenomenon by providing a dual screen screen network with an upper screen network, a lower screen network disposed at a predetermined distance from the upper screen network to a lower portion, and a ceramic ball provided therebetween. 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 a person having ordinary knowledge in the technical field to which the present invention pertains may be provided without departing from the technical spirit of the present invention. It will be readily apparent that branch substitution, modification and modification are possible.

110: screen body support
111: support frame
112: a plurality of buffer spring
113: aggregate ejector
120: vibration screen body
121: aggregate selection body
122: discharge plate
130: vibrating screen unit
131: Screen network frame
132: network coupling groove
133: screen network
134: cushioning material
135: inflow prevention port
140: vibration generating unit
141: Vibration motor
142: drive belt
143: Vibration means

Claims (6)

Vibration screen main body portion that is provided obliquely to sort the aggregate by size,
A screen body support part supporting the vibration screen body part,
It is provided on the vibration screen main body portion and the vibration screen unit to which the aggregate is input and selected,
It is provided on the screen body support portion, and includes a vibration generating unit for vibrating the vibration screen portion by connecting the vibration screen body portion,
The vibrating screen unit includes a screen network frame and a screen network coupled to the screen network frame to sort the aggregate according to a predetermined size.
The screen of the aggregate screen provided in the screen mesh frame is a screen for aggregate screening that is formed to be relatively larger than the thickness of the screen mesh.
According to claim 1,
The screen network includes an upper screen network, a lower screen network disposed at a lower portion of the upper screen network, and a ceramic ball provided between the upper screen network and the lower screen network.
Aggregate screening device in which the thickness of the mesh coupling groove is formed to be relatively larger than the total thickness of the upper screen network, lower screen network, and ceramic balls.
According to claim 2,
The screen body support portion, aggregate screening device is provided with a plurality of buffer springs that serve as a buffer to the coupling portion with the vibration screen body portion.
The method according to any one of claims 1 to 3,
The screen net frame, the aggregate screening device is provided with an inflow prevention device to prevent the inflow of the aggregate to the mesh coupling groove by contacting the surface of the screen mesh on the inlet side of the mesh coupling groove.
The method of claim 4,
The inflow prevention hole, after protruding inward from the entrance of the mesh coupling groove, aggregate screening device provided with an elastic body extending in a curved form to the surface of the screen mesh.
The method of claim 4,
The screen network, aggregate screening device is provided with a buffer material in the upper and lower parts of the portion inserted into the mesh coupling groove.

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