KR200323562Y1 - device of washing belt for dryer using belt press - Google Patents

Abstract

The present invention prevents the chain from being detached from the sprocket even if the chain is drooped, thereby preventing the occurrence of breakdown and damage.It also prevents shock and vibration in the process of changing the chain's rotational motion into a linear motion of the carriage, so that smooth operation The present invention to provide a belt cleaning device of the dehydrator using a belt press that can be carried out, the drive means consisting of a chain that rotates the upper and lower end in an orbit with the driving sprocket and the driven sprocket vertically up, and A carriage equipped with a nozzle for spraying washing water in a linear motion left and right by a driving means, a connecting means connected to allow the carriage to operate in a straight line by the driving means, and a shock alleviation near both sides of the carriage Means are configured.

Description

Device for washing belt for dryer using belt press {device of washing belt for dryer using belt press}

The present invention relates to an industrial dehydrator using a belt press, and more particularly, to a belt cleaning device for a dehydrator using a belt press in which a chain is rotated by a drive motor and a high pressure jet nozzle is installed on a carriage installed in an attachment of the chain. .

Typically, processed sludge is generated during operation of industrial wastewater treatment facilities, sewage, sewage treatment facilities, and environmental wastewater treatment facilities such as agricultural and livestock production, and the processed sludge contains moisture containing harmful components to humans and living bodies. Is removed using an industrial dehydrator (hereinafter referred to as a 'dehydrator').

The industrial dehydrator is mainly provided with a belt press in which the upper filter belt, the lower filter belt and the auxiliary filter belt (hereinafter referred to as the 'belt') are rotated in a state where a part of the filter sheet is overlapped by a predetermined pressure roller. Is pressed to remove moisture. In this process, as the sludge is pinched in the belt, a problem of gradually decreasing work efficiency is generated, and one side of the belt press is provided with a washing apparatus for cleaning the belt by spraying high pressure washing water.

The prior art of the washing device has been previously filed by the present applicant, and is currently registered in the domestic patent registration No. 220315 (designated name: belt cleaning device of the dehydrator for belt press). It is equipped with a carriage which rotates a chain to one direction and provided the high pressure injection nozzle to one side of the said chain. Therefore, as the injection nozzle reciprocates linearly in the vertical direction on the upper surface of the filter belt moving in the horizontal direction, the belt is cleaned by spraying high pressure washing water on the front of the filter belt.

In the above, as a configuration for linearly reciprocating the carriage, as shown in Figure 1, the guide rod 6 in the longitudinal direction is installed on the upper side on which the filter belt 7 is moved, and the nozzle 5 is mounted thereon. The used carriage 4 is fitted and is slid. The carriages are linearly moved in both directions as the chain rotates while being attached to the attachments of the drive sprocket 1 and the driven sprocket 2 installed on both sides. At this time, the sprockets of both sides are installed in a horizontal state, and the chain installed here will have a structure arranged before and after. The belt cleaning device 100'j configured as described above is out of the center surface of the chain sprocket when the chain is struck down by its own weight, and the chain is separated from the chain sprocket and the work is stopped or the accessory parts are broken. Is generated.

In addition, as a means for converting the rotational movement of the chain to the reciprocating movement, the impact by the instantaneous contact is replaced from the upper jaw to the lower jaw or lower jaw to the upper jaw by pushing the upper jaw or lower jaw in both positions This will occur, and smooth operation will not be expected.

The present invention is to overcome the above-mentioned problems, the object of the present invention, even if the chain sag occurs, the chain is not separated from the sprocket, so that the belt cleaning of the dehydrator using a belt press that can prevent the occurrence of failure and breakage In providing a device.

Another object of the present invention is to provide a belt cleaning device for a dehydrator using a belt press that can perform a smooth operation by preventing shock and vibration in the process of changing the rotational movement of the chain into a linear movement of the carriage.

In order to achieve the above object, the present invention, the drive sprocket and the driven sprocket is vertically erected on one side of the belt constituting the dehydrator and the drive means for the chain to rotate indefinitely here, the left / by the drive means A carriage (200) equipped with a nozzle (34) for spraying the washing water in a linear motion to the right, connecting means for connecting the carriage to operate in a straight line by a driving means, and shock absorbing on both sides of the carriage. Characterized in that the means are configured.

1 is a reference diagram of a state in which the belt cleaning device of the dehydrator using the belt press according to the prior art operating.

Figure 2 is a front view showing the overall configuration of the belt cleaning device of the dehydrator using a belt press according to an embodiment of the present invention.

3 is a plan view showing the overall configuration of the belt cleaning device of the dehydrator using a belt press according to an embodiment of the present invention.

Figure 4 is an enlarged view of a portion of the belt cleaning device configuration in Figure 2 showing the configuration of the carriage.

5 is a plan view of a carriage among the belt cleaning device configuration according to the present invention.

6 is a cross-sectional view of the center of the carriage shown in FIG.

<Description of the symbols for the main parts of the drawings>

10: drive sprocket 14: drive motor

16: driven sprocket 18: chain

19: attachment 20: building plate

26: shaft 29: rotating member

30: guide rod 32, 33: air cushion

34: Nozzle 100,100 ': Belt cleaning device

200: shuttle

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

First, in describing the present invention, if a detailed description of a related known function or configuration may obscure the subject matter of the present invention, the detailed description thereof will be omitted.

2 and 3 show the overall configuration of the belt cleaning device of the dehydrator using a belt press according to a preferred embodiment of the present invention. According to the drawings, the belt cleaning device 100 of the dehydrator using the belt design of the present invention, the drive sprocket 10 and the driven sprocket 16 is composed of a chain that rotates the upper and lower endlessly in an upright position A carriage (200) equipped with a driving means, a nozzle (34) for linearly moving left / right by the driving means and spraying the washing water, and a connection such that the carriage can be operated in a straight line by the driving means. Means and impact mitigating means near both sides of the carriage.

The above is described in more detail as follows.

The belt cleaning device 100 mounted on the upper part of the belt press including an upper filter belt, a lower filter belt, and an auxiliary filter belt, the washing water spray nozzle reciprocating in a direction perpendicular to the direction of travel of the belt at one side of the belt. As it is mounted to the high-pressure washing water to the entire area of the belt to remove the sludge attached or stuck to the belt.

Therefore, the driving means is for reciprocating the injection nozzle 34 in the width direction of the belt, the driving sprocket 10 and the driven sprocket 16 on both sides on the upper surface of one side of the belt (7) both sides in a vertical position Is installed on. In addition, the chain 18 is connected between the sprockets on both sides so that the chain traveling upward and the chain traveling downward are arranged vertically. At this time, the drive sprocket 10 is driven by being connected to the drive motor 14 and the chain 12 mounted to the outside.

In addition, in the carriage 200 linearly moving left / right according to the rotation of the driving means, that is, the chain, the guide rods 30 are installed in two rows at the lower portion thereof in the same direction as the chain direction, and the guide rods It is composed of a mounting plate 20 is mounted with a predetermined roller 22 in contact with the rolling movement. And one side of the assembly plate 20 is equipped with a nozzle 34 for spraying the washing water. Here, the hose and the high pressure transfer device connected to the nozzle are omitted in the drawings and the detailed description.

On the other hand, a fixing frame 24 is attached to the assembly plate, which constitutes a connecting means with the chain 18. As the connecting means, a shaft 26 coupled to the rotating member 29 is fastened by a nut 27 at an intermediate point of the fixed frame 24 provided on the upper side of the carriage. At this time, the shaft 26 is installed at the height of the intermediate point of the chain. That is, the shaft is disposed at the central position of the chain traveling the upper portion and the chain traveling the lower portion. And the outer side of the shaft 26 is assembled with a bearing is provided with a rotating member 29 that rotates freely along the circumference of the shaft, the end of the rotating member is connected to the attachment (19) attached to one side of the chain.

And both sides of the above-mentioned carriage 200 is linearly configured to reduce the speed of the accelerated carriage while reducing the vibration to constitute a shock mitigation means.

As the impact mitigating means, an air cushion 32 or 33 or an elastic material is installed at each position of the driving sprocket 10 and the driven sprocket 16 at a position where the ends of the fixed frame of the carriage can contact each other.

The belt cleaning device of the dehydrator using the belt press having such a configuration is operated as follows.

When the high pressure water is injected to the nozzle attached to the carriage by an external high pressure transfer device and starts to wash the upper surface of the belt 7 which is transported from the lower side, at the same time, the drive motor 14 is operated to drive the drive sprocket 10 on one side. Rotate in the direction. Therefore, the chain 18 is rotated along the sprockets on both sides to move the carriage 20 attached to one side attachment 19. When the carriage reaches the sprocket position on both sides, the center of the shaft 26 stops at the center of each sprocket, and the rotating member rotates along the sprocket and travels on the upper side of the chain, and the shaft moves to the lower side of the chain. The vehicle travels in the opposite direction depending on the member. In this way, the sprocket on the other side is moved to the upper side of the chain again while the traveling direction is changed again, the carriage is continuously reciprocating linear movement.

Therefore, as the high-pressure washing water is sprayed entirely on the belt 7 moving under the belt washing apparatus 100, the sludge etc. attached to the belt surface can be washed.

In the belt cleaning device of the dehydrator using the present invention belt press configured as described above, the chain for moving the carriage is not horizontal but maintains the vertical state, even if the chain is struck down by its own weight. It does not break out of the chain and damages the chain and sprockets or operates smoothly without breaking the chain. And shock absorbing means is provided at the position where the direction of the carriage is switched to reduce the accelerated speed to remove the vibration generating element to perform a safer operation.

Claims (3)

In the belt cleaning device installed on the upper surface of the belt side of the dehydrator using a belt press; The belt cleaning device is installed on both sides of the drive sprocket 10 and the driven sprocket 16 which are connected to the drive motor vertically, and the drive means is connected between the sprockets of the both sides and the chain 18; ; The carriage 200 is linearly moved left / right by the driving means and equipped with a nozzle 34 for spraying the washing water. The carriage comprises connecting means connected to operate in a straight line along the driving means; Belt cleaning apparatus of the dehydrator using a belt press, characterized in that the shock absorbing means is provided near both sides of the carriage. According to claim 1, wherein the connecting means, the fixed frame 24 is mounted on the upper side of the carriage, the shaft 26 is fixed to the central position of the chain traveling the upper and the lower chain, The outer side of the shaft is provided with a rotating member 29 is assembled with a bearing to rotate along the circumference of the shaft, the end of the rotating member is connected to the attachment 19 attached to one side of the chain press Belt cleaning device of the used dehydrator. The belt cleaning device of the dehydrator using a belt press according to claim 1, wherein the impact mitigating means is provided with air cushions (32, 33).