KR101037211B1 - Aggregate discharge conveyer - Google Patents

Abstract

PURPOSE: An aggregate discharging conveyor of a device for separating and discharging construction waste is provided to improve the durability of a rotary structure composed of a phosphor bronze bush by using a rubber ring. CONSTITUTION: An aggregate discharging conveyor of a device for separating and discharging construction waste comprises a support frame(10), a drive roller(20), a driven roller(30), carrier rollers(40), and a convey belt(50). The support frame is embedded in a water tub to be upward inclined from one end to the other end of the water tub. The drive and driven rollers are installed in one and the other ends of the support frame. The carrier rollers are formed between the drive and driven rollers. The convey belt is adhered to the drive and drive rollers and discharge aggregate from one end to the other end of the water tub.

Description

Aggregate discharge conveyer of separate discharge device of construction waste

The present invention relates to an aggregate discharge conveyor of a separate discharge device for construction waste, and more particularly, to discharge the aggregate that falls into the water in the water due to the specific gravity difference to the outside one side, the stable seating of the aggregate that falls into the weight, Aggregate of the separate discharge device of the construction waste configured to enable the stable separation of the suspended matter contained in the seated aggregate and the stable transport of the aggregate in which the suspended matter is separated, and in particular, to improve the durability of the carrier roller portion. Relates to an exhaust conveyor.

Many structures, such as bridges, roads, and other buildings, which have been created in the process of urbanization and industrialization, are gradually aging over the years, and in recent years, reconstruction and redevelopment has been actively promoted in many regions to improve the living culture. have.

Many construction wastes are generated in the process of dismantling, reconstruction, and redevelopment of old structures. If the construction wastes are reclaimed, landfills are not only difficult to secure, but also have a high cost of landfills and seriously affect the environment.

Accordingly, various measures have been taken in each country to treat construction waste in two aspects, such as protection of the natural environment and recycling of resources. In Korea, many treatment devices for construction waste have been developed.

And the general treatment of the construction waste, using the aggregate separation device for construction waste, crushing the construction waste through the concrete and then screening it first through the screen, the suspended solids contained in the primary selected construction waste It is configured to discharge suspended matter and aggregates by water treatment.

Aggregate separation device for construction waste water treatment of conventional construction wastes, the water tank is stored; A waste supply conveyor for injecting construction waste including suspended matter and aggregate into the tank; An aggregate discharge conveyor disposed inclined between the bottom of the water tank and the outer one side to discharge the aggregate sinking to the outside by one side of the aggregate by the specific gravity with water; A discharge screw disposed at a lower portion of the aggregate discharge conveyor to discharge sludge separated from the aggregate; And a float conveyor disposed on an upper portion of the water tank in which the water surface is formed and discharging the suspended matter suspended in the water to the outside due to a specific gravity difference with water.

However, in the aggregate separation device of the conventional construction waste, the aggregate discharge conveyor is one width of the transfer belt for seating the aggregate sinking to the floor due to the difference in specific gravity with water, and the width of the other piece seated by the transfer belt discharged aggregate The same height and height, the aggregate is released from the conveying belt in the process of conveying in one direction through the conveying belt has a problem of falling to the bottom of the tank, and the aggregate discharged through this contains a large amount of suspended solids, aggregate It was difficult to achieve stable separation and discharge of suspended solids.

In addition, in the conventional aggregate discharge conveyor, the support roller and the guide roller of the carrier roller portion for supporting the conveying belt to maintain the shape of the conveying belt have a ball bearing having the possibility of infiltrating a large amount of sludge between the balls for rolling action. Due to the formation of the rotating structure through, there was a problem that does not have a stable durability by the sludge.

The object of the present invention devised to solve the above problems is to be configured to discharge the aggregates falling into the water in the water due to the specific gravity difference to the outside one piece, the stable seating of the aggregates falling in the weight, and included in the seated aggregates The present invention provides an aggregate discharge conveyor for a separate discharge device for construction waste, which is configured to allow stable separation of suspended solids and stable transport of aggregate from which the suspended solids are separated, and in particular, to improve durability of a carrier roller. .

The above object is achieved by the following configuration provided in the present invention.

Aggregate discharge conveyor of the separate discharge device for construction waste according to the present invention,

A support frame disposed obliquely upward from one side of the tank to the other side; A driving roller and a driven roller installed on one side and the other side of the support frame; A carrier roller formed between the driving roller and the driven roller; And a transfer belt which is adhered between the driving roller and the driven roller and is transported to the other side while the bottom surface is supported by the carrier roller unit, the bottom of the construction waste put into the water tank by the specific gravity difference with water. In the aggregate discharge conveyor of the separate discharge device for construction wastes configured to discharge the aggregates sinking to the upper side to be discharged to the other piece,

The carrier roller portion includes a support roller installed horizontally in the center of the support frame, and a guide roller installed inclined inwardly on both left and right sides of the support roller, the length of the support roller toward the other side from one side of the support frame Is gradually shortened and the length of the guide roller is gradually longer,

One side of the transfer belt supported by the bottom of the carrier roller portion has a wide width of the seating portion and a low height of both side walls so that the aggregates are widely spread on the seating portion so that the floating matter contained in the aggregate is easily supported by the specific gravity difference with water. The width of the seating portion is gradually narrowed toward the other side, and the height of both side walls is gradually increased, so that the departure of the aggregate transported to the other side is prevented from being seated on the conveying belt.

Preferably, a coating layer made of a rubber material is formed on the surface of the support roller and the guide roller forming the carrier roller, and the annular discharge grooves are formed at equal intervals in the membrane layer, so that the membrane is transferred to the transport belt by the membrane layer. The shock applied to the support roller and the guide roller is cushioned by the aggregate to be seated, and the sludge which enters between the bottom of the transfer belt and the carrier roller by the annular discharge groove is quickly discharged.

More preferably, the support roller and the guide roller, the hollow steel pipe; It is installed to penetrate the steel pipe, both ends are configured to include a fixed shaft fixed to the support frame, the inner diameter of the steel pipe is a phosphor bronze bush formed in the center of the bush body, the shaft hole is a through hole of the fixed shaft through the shrinkage Installed in the shaft hole of the phosphor bronze bush,

The support roller and the guide roller can be rotated by a sliding action between the phosphor bronze bush and the fixed shaft.

In addition, a gap is formed between the shaft hole of the phosphor bronze bush and a fixed shaft penetrating therethrough, and a rubber ring is installed at the fixed shaft to seal a gap formed between the phosphor bronze bush and the fixed shaft, and the sludge introduced into the gap is a rubber ring. It is configured to be shielded by.

As described above, the aggregate discharge conveyor of the separate discharge device for construction waste according to the present invention is configured to have a conveying belt in which the width becomes narrower and the height of both edges gradually increases from one piece to the other by the improved carrier roller part. In one side of the conveyance belt, aggregate is widely spread to promote stable separation of suspended solids contained in the aggregate, and in the process of conveying to the other side, the problem that the aggregate is separated out of the conveyance belt by the increased edges is prevented stably. Can be.

And, the transfer belt is formed in the transfer plate formed with a pitcher hole at equal intervals, the transfer plate is configured to stably adhere the aggregate seated on the transfer belt to the other piece without excessive transfer resistance by water, and the carrier roller The supporting roller and the guide roller forming the portion are formed in a form in which a rotating structure made of phosphor bronze bush is formed between the steel pipe and the support shaft.

Rotating structure composed of the phosphor bronze bush proposed in the present invention can prevent the problem that the ball bearing is damaged due to the sludge penetrates between the ball bearing in the conventional rotation structure using the ball bearing, the durability is weakened, and also the rotation structure through the ball bearing In contrast, the structure and construction are simple, the production and installation is possible at a relatively low cost, and also has improved durability.

In particular, by installing a rubber ring for sealing the gap formed between the fixed shaft and the phosphor bronze bush on the fixed shaft, it can have the advantage that the durability of the rotating structure made of phosphor bronze bush more improved.

Hereinafter, with reference to the accompanying drawings will be described in detail the aggregate discharge conveyor of the separate discharge device of construction waste proposed in the preferred embodiment.

Figure 1 shows the overall configuration of a separate discharge device for the construction waste having an aggregate discharge conveyor proposed as a preferred embodiment in the present invention, Figure 2 is a separate discharge of construction waste proposed as a preferred embodiment in the present invention Figure 3 shows the front configuration of the aggregate discharge conveyor of the device, Figure 3 shows the side cross-sectional configuration of the 'A' portion and 'B' portion in Figure 2, Figure 4 is a construction proposed as a preferred embodiment in the present invention Figure 5 is a plan view showing the discharge state of the aggregate through the aggregate discharge conveyor of the separate discharge device of the waste, Figure 5 is an aggregate discharge conveyor of the separate discharge device for construction waste proposed in the preferred embodiment of the present invention, the carrier roller It shows the detailed configuration and assembly state of the supporting roller and the guide roller constituting the part sequentially.

Aggregate discharge conveyor 1 of the separate discharge device for construction waste according to the present invention, as shown in Figure 1 is installed inclined upward from the other side of the water tank 110 constituting the separate discharge device 100 for construction waste Of the construction waste put into the tank 110, the aggregate (B) that sinks to the bottom due to the specific gravity difference with water is designed to be discharged to the other piece by seating on the transfer belt (50).

Here, the aggregate waste separation apparatus 100 for construction wastes and the water tank 110 is stored water; A waste supply conveyor 120 for inputting the construction waste containing the floating matter F, the aggregate B, and the sludge S into the tank; The aggregate discharge conveyor (1); A discharge screw 140 disposed at the lower portion of the aggregate discharge conveyor 1 to discharge the sludge S separated from the aggregate; And a float discharge conveyor 130 disposed on an upper portion of the water tank 110 in which the water surface is formed and discharging the floating matter F floated on the water surface due to a specific gravity difference with water.

Referring to the drawings, the aggregate storage tank 152 is located below the other piece of the aggregate discharge conveyor 1, the float storage tank 151 is located below the float discharge conveyor 130, and the sludge storage tank 153 is located outside the discharge screw 140. ) Are respectively provided, the skeleton (B) and the suspended solids (F) and sludge (S) which are separated and discharged through these conveyors (1, 130) and the discharge screw 140 are separated in the respective reservoirs (151, 152, 153). To be stored. **** Reference numeral 160 in the drawing is a water flow forming unit for transferring the suspended matter suspended in the water to the float discharge conveyor ****

Therefore, when the aggregate discharge conveyor 1 according to the present embodiment transfers the transfer belt 50 supported by the carrier roller portion 40 to the other piece through the rotational force of the driving roller 20, the specific gravity difference with water Aggregate (B) that is seated on the upper portion of the transfer belt 50 is transported to the aggregate storage tank 152 formed on the other side is discharged.

In addition, the float discharge conveyor 130 discharges the float (F) suspended on the water surface by the difference in specific gravity with water to the float storage tank 151, the sludge (S) separated from the aggregate aggregate discharge conveyor (1) It sinks to the bottom of the) is discharged to the outside through the discharge screw 140 is discharged to the sludge storage tank 153.

On the other hand, the aggregate discharge conveyor 1 according to the present embodiment is installed in the aggregate separation device for construction waste 100 to discharge the aggregate (B) sinking to the floor due to the specific gravity difference with water, 1 to FIG. As shown in 4, the support frame 10 disposed inclined upward from one side to the other side in the water tank 110; A driving roller 20 and a driven roller 30 installed on one side and the other side of the support frame; A carrier roller portion 40 installed between the driving roller 20 and the driven roller 30; And a transfer belt 50 installed between the drive roller 20 and the driven roller 30, the bottom surface of which is supported by the carrier roller portion 40.

Referring to the drawing, the driving roller 20 is rotated by applying the rotational force provided from the hydraulic motor 21a installed on the upper portion, and the transfer belt 50 has a plurality of transfer plates 51 standing up as shown in FIG. 2. Exposed at such equal intervals, the aggregate (B) seated on the transfer belt 50 is transported to the other piece in a state adhered through the transfer plate 51 to be discharged.

At this time, the conveying plate 51 is formed with a plurality of pitchers (51a), the conveying belt 50 is attached to the frame (B) through the conveying plate 51 is transported in one direction, the conveying plate 51 ) Is to prevent the resistance caused by the transfer of water through the pitcher (51a), thereby preventing the phenomenon that the transfer plate 51 physically deformed by excessive transfer resistance with water, and also the transfer plate ( The overload of the aggregate discharge conveyor 1 can be solved by the transfer resistance of 51).

And, as shown in Figure 3, the carrier roller 40 is a support roller 40A is installed horizontally in the center of the support frame 10, and the guide is installed inclined inwardly on both left and right sides of the support roller 40A. It comprises a roller 40B, wherein the inclination angle of the guide roller 40B is set to 30 ° to 45 °.

In the present embodiment, the length of the support roller 40A is formed relatively long on one side of the support frame 10, and the length of the guide roller 40B is made relatively short, while on the one side of the support frame 10. The length of the support roller 40A is gradually shortened toward the other piece, and the length of the guide roller 40B is gradually lengthened.

Therefore, the transport belt 50 is improved by the improved carrier roller portion 40, as shown in FIG. 4, the width of the seating portion 50a gradually decreases from one side of the support frame 10 to the other side, and both side walls ( 50b) is gradually increasing.

Thus, the initial aggregate (b) is seated in the unfolded state on one side of the transfer belt 50 of the relatively wide seating portion (50a) so that the suspended solids (F) contained in the aggregate (B) with the specific gravity difference with water It is easy to support by, and in the transport and discharge process of the aggregate is to prevent the aggregate from deviating to the outside by the high side wall (50b) raised stably.

In addition, in the present invention, as shown in FIG. 5, a coating layer 42 made of rubber material on the surface of the support roller 40A and the guide roller 40B of the carrier roller 40 supporting the transfer belt 50. The impact applied to the support roller 40A and the guide roller 40B by the aggregate B seated on the transfer belt 50 by the coating layer 42 is cushioned.

In addition, annular discharge grooves 42a are formed at equal intervals in the rupture layer 42, between the transfer belt 50 and the support roller 40A, and between the transfer belt 50 and the guide roller 40B. Sludge (S) entering is to be quickly discharged to the bottom through the annular discharge groove (42a).

Thus, the discharge of the sludge S entered between the transfer belt 50 and the support roller 40A and between the transfer belt 50 and the guide roller 40B by the annular discharge groove 42a is achieved stably. In this case, a phenomenon in which a large amount of viscous sludge is fixed between the support roller 40A and the transfer belt 50 and the transfer belt 50 and the guide roller 40B may be prevented.

Therefore, the problem that the rotation of the support roller 40A and the guide roller 40B is hindered by the fixed sludge, and the non-uniformity caused by the large amount of sludge to which the shape of the transfer belt 50 is fixed can be easily solved. .

The support roller 40A and the guide roller 40B include a hollow steel pipe 41; It is installed to penetrate the steel pipe 41, and both ends are configured to include a fixed shaft 43 is supported by the support frame 10 fixed.

In the present embodiment, a phosphor bronze bush 44 for supporting a rotational structure between the outer diameter of the fixed shaft 43 and the inner diameter of the steel pipe 41 is installed, and a sliding action between the phosphor bronze bush 44 and the fixed shaft 43 is provided. By this, smooth rotation of the support roller 40A and the guide roller 40B is achieved.

According to this embodiment, the phosphor bronze bush 44 enters / fixes the inner diameter of the steel pipe 41 which is expanded by heating, and the outer diameter of the phosphor bronze bush 44 is closely connected to the inner diameter of the steel pipe 41. Close contact and achieve a stable fixed state.

At this time, the inner wall of the steel pipe 41 is formed to protrude a fixed end (41a) for fixing the phosphorus bronze bush 44 to be held in place by suppressing the refreshment of the phosphor bronze bush 44, steel pipe 41 The phosphor bronze bush 44 shrinked to the inner diameter of is fixed to the correct position by the supporting action of the fixed end 41a.

Referring to the drawings, the phosphor bronze bush 44 has a shaft hole 44a that provides a through path of the fixed shaft 43 in the center of the bush body, and the shaft hole 44a of the phosphor bronze bush 44 passes through it. Between the fixed shaft 43 is formed a fine gap (G) of 0.05mm to 0.2mm.

In addition, the fixed shaft 43 is provided with a rubber ring 45 for sealing the gap (G) formed between the phosphor bronze bush 44 and the fixed shaft 43, the gap (G) by the rubber ring 45 The inflow of the sludge flowing into the shield is to be stably shielded, and at one point of the fixed shaft 43 is formed an annular attachment groove 43a for attaching and fixing the fixing ring 45.

As shown in the present embodiment, when the rotating structure made of phosphor bronze bush 44 is formed between the steel pipe 41 and the support shaft 43, the rotating structure formed between the steel pipe 41 and the fixed shaft 43 by the inflow of sludge. The problem that is easily damaged can be solved.

In addition, in the present embodiment, the cover having a shaft hole 46a, which is a through path of the fixed shaft 43, is formed on both sides of the steel pipe 41 in which the fixed shaft 43 is installed in the pivot structure through the phosphor bronze bush 44 ( 46 is fastened through the fixing bolt 46b, so that the external exposure of the phosphor bronze bush 44 and the rubber ring 45 provided in the inner diameter of the steel pipe 41 is suppressed.

Figure 1 shows the overall configuration of a separate discharge device for construction waste having an aggregate discharge conveyor proposed as a preferred embodiment in the present invention,

Figure 2 shows the front configuration of the aggregate discharge conveyor of the separate discharge device of construction waste proposed in the present invention,

3 is a side cross-sectional view of the portion 'A' and 'B' in Figure 2,

Figure 4 is a plan view showing the discharge state of the aggregate through the aggregate discharge conveyor of the separate discharge device of the construction waste proposed in the present invention,

Figure 5 shows the detailed configuration and assembly state of the support roller and the guide roller constituting the carrier roller in the aggregate discharge conveyor of the construction discharge separation apparatus proposed as a preferred embodiment of the present invention sequentially.

**** Explanation of symbols for the main parts of the drawing ****

1. Aggregate discharge conveyor

10. Support frame 20. Drive roller

21a. Hydraulic motor

30. Follower roller 40. Carrier roller section

40A. Support roller 40B. Guide roller

41. Steel pipe 41a. Fixed end

42. Film layer

42a. Annular discharge groove 43. Support shaft

43a. Stick Home 44. Phosphor Bronze Bush

44a. Axle 45. Rubber ring

50. Transfer belt 51. Transfer plate

51a. waterspout

100. Aggregate separator for construction waste

110. Countertop 120. Waste Discharge Conveyor

130. Float Discharge Conveyor 140. Discharge Screw

151. Float storage tank 152. Aggregate storage tank

153. Sludge Reservoir 160. Water Flow Formation

B. Aggregate F. Float

S. Sludge

Claims (4)

A support frame disposed obliquely upward from one side of the tank to the other side; A driving roller and a driven roller installed on one side and the other side of the support frame; A carrier roller formed between the driving roller and the driven roller; And a transfer belt which is adhered between the driving roller and the driven roller and is transported to the other side while the bottom surface is supported by the carrier roller unit, the bottom of the construction waste put into the water tank by the specific gravity difference with water. In the aggregate discharge conveyor of the separate discharge device for construction wastes configured to discharge the aggregates sinking to the upper side to be discharged to the other piece, The carrier roller portion includes a support roller installed horizontally in the center of the support frame, and a guide roller installed inclined inwardly on both left and right sides of the support roller, the length of the support roller toward the other side from one side of the support frame is Is gradually shortened and the length of the guide roller is configured to be gradually longer, One side of the transfer belt supported by the bottom of the carrier roller portion has a wide width of the seating portion and a low height of both side walls so that the aggregates are widely spread on the seating portion so that the floating matter contained in the aggregate is easily supported by the specific gravity difference with water. The construction of the separation and discharge device for construction waste, characterized in that the width of the seating portion is gradually narrowed toward the other side and the height of both side walls is gradually increased to prevent the external separation of the aggregate transported to the other side by being seated on the conveying belt. Aggregate discharge conveyor. According to claim 1, wherein a coating layer made of a rubber material is formed on the surface of the support roller and the guide roller forming the carrier roller portion, the annular discharge grooves are formed at equal intervals in the membrane layer is conveyed by the membrane layer The impact applied to the support roller and the guide roller by the aggregate seated on the belt is buffered, and the sludge which enters between the bottom of the transfer belt and the carrier roller by the annular discharge groove is quickly discharged. Aggregate discharge conveyor for a separate discharge device for construction waste. According to claim 1, wherein the support roller and the guide roller, Hollow steel pipe; It is installed to penetrate the steel pipe, both ends are configured to include a fixed shaft fixed to the support frame, the inner diameter of the steel pipe is a phosphor bronze bush formed in the center of the bush body, the shaft hole is a through hole of the fixed shaft through the shrinkage Installed in the shaft hole of the phosphor bronze bush, The aggregate discharge conveyor of the separate discharge device for construction wastes, characterized in that configured to enable the rotation of the support roller and the guide roller by the sliding action between the phosphor bronze bush and the fixed shaft. According to claim 3, wherein a gap is formed between the shaft hole of the phosphor bronze bush and a fixed shaft penetrating it, the fixed shaft is provided with a rubber ring for sealing the gap formed between the phosphor bronze bush and the fixed shaft, An aggregate discharge conveyor of a separate discharge device for construction waste, characterized in that the sludge is shielded by a rubber ring.

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