KR200369964Y1 - a screen for sorter and crushing of construction waste using complex vibration - Google Patents

Abstract

The present invention relates to a screen for crushing and screening device using a complex vibration.

In particular, the grid frame of the object is installed to be inclined continuously in order to have a predetermined step in the connecting portion, the object grid frame is characterized in that the screen net is connected to each of the screen through the damper via the damper.

Accordingly, to minimize the amount of particles returned without separation to maximize the hourly production.

Description

Screen for sorting and crushing of construction waste using complex vibration}

The present invention relates to a screen for a crushing and screening device using a complex vibration used for screening the natural rock or construction waste as a raw material, and more specifically, the grid of the object to have a predetermined step at the connection portion Frames are installed inclined continuously and the individual grid frame is configured to connect the screen nets respectively through dampers on the upper edges thereof, thereby maximizing the production per hour by minimizing the amount of particles returned from the screen nets. It relates to a screen for crushing and screening device using a complex vibration to make.

In general, when recycling aggregates of various construction wastes of various sizes and materials generated from various buildings and construction sites and aggregates from natural rocks, the raw materials are crushed through crushers and then have a large number of particles having a constant particle size. Particles are also sorted by the screen of the particles, particles having a predetermined particle size are re-crushed, and the particles sorted by the screen are regenerated into aggregates having a certain particle size by the method sent to the next step.

As such, the construction waste supplied to the screen of the sorting device for recycling is composed of roughly 30 to 50% of the granules or earth and sand having a small particle size, and the remainder is an aggregate having a certain size. This screen is passed through the soil supply chute chute chuteul conveyed to the conveying conveyor is a situation that is to proceed to separate the soil.

However, the conventional construction waste sorting device for separating and sorting the wastes of the aggregate form having a certain size and the soil having a small particle size as described above, is installed at an inclined angle at a predetermined angle while installing a strainer in order to make the actual sorting. The construction wastes that are put into the screen are supplied to the aggregate transfer conveyor while being discharged to the bottom only by vibrating operation of the vibrating screen body, because it has a flat shape without any moving restraints installed on the upper surface of the vibrating screen body. As the soil contained in the upper part of the waste is not completely filtered by the vibrating strainer, it is supplied to the aggregate conveying conveyor as it is with the aggregate, so that the separation and sorting work for the aggregate and the soil which constitute the construction waste cannot be efficiently performed. It was.

The earth and sand sorting device (A) of the construction waste for solving this problem is disclosed in Korean Utility Model Publication No. 301996, the configuration of which is shown in Figure 1, the vibration screen body 1 and the earth and sand supply chute (2) )

The vibrating screen main body 1 is provided with a plurality of traveling restraints 11c in the form of metal bands on the screen net 11 having a discharge hole 11b at the bottom while having a trapping hole 11a.

In addition, a multi-stage screen net is installed at the lower part of the screen net, and is connected to the outlets 12b and 13b at the end thereof, and a transfer conveyor 3 is installed to discharge the raw material passing through the screen.

In addition, the vibrating screen main body 1 is installed to be inclined at a predetermined angle to the frame 4 in a vibrating state by vibrating means 14 and the spring 15, and the soil supply having a discharge hole 22 at the bottom The chute 2 is configured to be connected.

However, in the earth and sand sorting device having the configuration as described above, the skins having the same size of the mesh is installed at an angle inclined to vibrate so that the soil mixed with aggregate on the screen is gradually attached from the top of the screen to the bottom to block the screen. It will lower the sorting efficiency.

In addition, the soil is concentrated on the screen on which the moving detention zone 11c is located, so that a backflow phenomenon occurs, which lowers the sorting efficiency and makes it difficult to smoothly discharge the soil. There was a problem such as being.

The purpose of the present invention to compensate for the above disadvantages, to improve the separation capacity by size of the particles to be obtained from the product, to maximize the hourly production by minimizing the amount of particles that do not separate and return, screen It is easy to attach and detach, remove the irrationality of replacing the whole screen in case of partial damage, reduce the power consumption and other costs by reducing the screen time of the same amount, and make the screen easy to repair and install To provide a screen for crushing and screening device using a complex vibration to minimize the occurrence of fine powder.

1 is a perspective view showing a conventional sorting device.

Figure 2 is a side view showing a sorting device according to the present invention.

Figure 3 is an exploded view of the screen for sorting device according to the present invention.

Figure 4a, b is a side view showing a screen for the sorting device according to the present invention, respectively.

* Description of the symbols for the main parts of the drawings *

100 ... frame 150 ... elastic member

180 ... vibration means 200 ... vibration screen body

220,240 ... Grid frame 350 ... Screen net

400 ... Nozzle

In order to achieve the above object, the present invention includes a screen net having a predetermined particle diameter inside the screen main body which is connected to the upper part of the frame and vibrated through the vibration means and the spring, and is selected through the screen net. In the screen device is connected to the transfer conveyor is installed to selectively discharge the sand and aggregate of the particle size,

Inside the screen body, a plurality of grating frames having a predetermined step at the connecting portion are installed in succession and connected in multiple stages, and each of the screen networks is connected to each other via a damper on top of the grating frame. Provided are screens for crushing and sorting devices.

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

2 to 4, the present invention is connected to the vibration screen main body 200 to maintain a predetermined angle on the upper portion of the plurality of frames 100 installed in the vertical direction on the ground.

Then, the connecting portion of the frame 100 and the vibrating screen body 200 is connected through an elastic member 150 made of a plurality of springs, and vibrating as a drive motor 160 inside the vibrating screen body 200. Vibration means 180 is provided.

In addition, the first grid frame 220 of the object consisting of a plurality of horizontal bars (220a) and vertical bars (220b) are installed in the multi-stage inside the vibrating screen body 200, respectively, a plurality of nozzles 400 on the top ) Is installed.

In addition, the height of the lower end of the first lattice frame 220 and the upper end of the vibrating screen body 200 are the same, and the individual lattice frames connected to each other are integrally connected to have a predetermined stepped portion.

In addition, the first grid frame 220 is integrally connected to each other in parallel with the upper end of the vibrating screen body 200 to have a predetermined step between the individual grid frame.

In addition, a second grid frame 240 is further installed below the first grid frame 220.

Subsequently, although not shown in the present invention, a hopper is further installed on the bottom surface of the vibrating screen body 200, and a conveying conveyor is further connected to discharge the raw material discharged from the hopper and the raw material that does not pass through the screen.

In addition, the screen network 350 having the grid hole 350a is connected to the upper portion of the first grid frame 220 through the damper 300.

At this time, the screen net 350 of the individual may be provided with grating holes 350a having different particle diameters, and grating holes 350a of the same standard may be formed.

In addition, support plates 220a are connected to both side surfaces of the first grid frame 220, respectively.

In addition, the damper 300 is coupled between the first lattice frame 220 and the screen net 350, respectively, through bolt coupling, interference fit, welding, etc., respectively, and has a urethane or rubber block having a predetermined thickness. And coil springs.

It describes the operation of the present invention made of the configuration as described above.

As shown in Figures 2 to 4, the upper portion of the raw material to be crushed by the vibration screen body 200 is connected to maintain a predetermined angle in the horizontal direction on the upper portion of the plurality of frames 100 installed in the vertical direction on the ground It is easily discharged after being sorted through the screen when it is added.

At this time, the vibrating screen body 200 connected to the upper end of the frame 100 is vibrated by the normal vibration means 180 that is rotated during the operation of the drive motor 160, the frame 100 and the vibrating screen Through the elastic member 150 made up of a plurality of springs connected to the main body 200 to enable a complex vibration in multiple directions.

In addition, the first grid frame 220 of the object consisting of a plurality of horizontal bars 220a and vertical bars 220b to support the respective screen net 350 inside the vibrating screen body 200 is installed in multiple stages. It becomes possible to connect the screen network 350 to each.

Then, the first grid frame 220 is connected to have a predetermined step in the longitudinal direction of the vibrating screen body 200, respectively, when the raw material is selected as it proceeds to the lower side is dropped from each step portion is mixed with the screen Raw material particles that can pass through are located at the bottom to prevent the unselected phenomenon of small raw material particles that cannot be selected because they are placed on the top of the large raw material particles.

As a result, a small amount of particles that can pass through the screen net does not pass through the screen net and is again crushed again, thereby minimizing the problem of generating fine powder or degrading the performance of the crusher to significantly reduce the yield.

At this time, the connection state of the grid frame 220 forming the stepped portion when the screen net 350 is mounted is the lower end of the screen net 350 connected to the upper portion of the grid frame along the longitudinal direction of the vibration screen body 200 and As the distance between the upper end of the vibrating screen body 200 is formed to be the same, the screen net 350 is inclined to form a predetermined step so that the mixing of the raw materials selected while minimizing the height difference of the screen net is easy.

In addition, the first grid frame 220 is installed so that the individual screen nets 350 mounted on the upper side thereof are parallel to the upper end of the vibrating screen main body 200 while forming a predetermined step, thereby increasing the height difference of the screen nets. Mixing of the raw materials to be sorted is facilitated with a minimum.

In addition, a small amount of raw material particles selected through the screen net 350 of the first grid frame 220 is a screen net (not shown) on the second grid frame 240 located below the first grid frame 220. ), Once again, it sorts out fewer and fewer particles and releases them.

At this time, the screen net 350, each vibrating differently according to the vibration of the vibrating screen body 200, the support plate 350b is installed on both sides of the traveling direction, so that the raw material can not be sorted from the screen net immediately falling down prevent.

In addition, the damper 300 is installed to have a different vibration from the vibrating screen body 200 while connecting the first grid frame 220 and the screen net 350 is selected from a block or spring of urethane and rubber material, The damper has a vibration different from that of the screen body to increase the screening efficiency of the screen.

In addition, a plurality of nozzles 400 are further provided on an upper portion of the vibrating screen body 200 to minimize generation of scattering dust generated by vibration.

As described above, the present invention improves the sorting efficiency by easily mixing raw material particles moving along the screen net by the grid frame 220 installed to have a predetermined step when the vibrating screen body 200 vibrates. The screen net 350 separated from the vibrating screen body 200 is connected through the damper 300 to enable a separate three-dimensional vibration to improve the screening efficiency.

In addition, the screen net 350, which is detachably connected through the damper 300, can be easily separated and combined when repairing or replacing the screen net, which requires frequent repair and replacement by wear, thereby significantly improving workability. You can increase it.

As described above, according to the present invention, it is possible to improve the separation ability by size of the particles to be obtained from the product, to maximize the hourly production by minimizing the amount of particles that do not separate and return, as well as easy to detach the screen By eliminating the irrationality of replacing the entire screen in case of partial damage, and reducing the same amount of screen time, it reduces the power consumption and other various costs, the screen is easy to repair and install, and minimizes the occurrence of fines.

Although the present invention has been shown and described with respect to specific embodiments, it is understood that the present invention may be variously modified and changed without departing from the spirit or the field of the present invention provided by the following Utility Model Registration Claims. It will be clear to those skilled in the art that it is very easy to know.

Claims (4)

Screen nets having a plurality of through-holes are respectively installed on upper and lower sides of the screen body, which are connected to the upper part of the frame to maintain a predetermined angle and are vibrated through the vibrating means and the springs, and are selected through the screen nets. In the screen device is connected to the transfer conveyor is installed to selectively discharge the sand and aggregate of the particle size, On the inside of the vibrating screen body, the grid frames of the object consisting of a plurality of horizontal bars and vertical bars are connected to each other inclined in multiple stages while forming a predetermined step portion, and the damper is provided at both ends of the individual grid frames. Screen for crushing and screening device using a complex vibration, characterized in that for connecting the screen net protruding each support plate. According to claim 1, The grating frame, crushing and screening device using a complex vibration, characterized in that the height formed by the lower end of the grid frame of the object and the top of the vibrating screen body is the same, each having a predetermined step portion Dragon screen. The screen of claim 1, wherein the damper is selected from a block of urethane or rubber and a coil spring, and is installed at an upper side of the edge of the grating frame. According to claim 1, The vibrating screen body, Screen for crushing and sorting device using a complex vibration, characterized in that the nozzle is further installed on the upper portion.