JPS5820213A - Apparatus for automatically washing filter plate and filter cloth of horizontal filter press - Google Patents

Abstract

PURPOSE:To prevent the scale-up of the titled apparatus as well as to attain to enhance working efficiency by carrying out work automatically, by revolving a washing nozzle attached pipe horizontally by using one end thereof as an axis to pass the same over a filter plate. CONSTITUTION:An automatic frame opening mechanism 35 is acted on a filter plate group, wherein filter plates are gathered to one side after a frame is opened to remove filter cake, to open the frame and to part filter plates. Contact pieces 29 are provided to upper inner sides of both ends of bridge bodies 8 of a washing apparatus and guides 30, which contact with rollers 15 attached to support pipe shafts 9, 10 of nozle attached pipe 6, and a rack 31 engaged with a gear 14 are attached to said contact pieces 29 and, therefore, the nozzle attached pipe 6 is held to a horizontal position when the base body 7 are positioned at both ends. In carrying out washing, when the base body 7 is moved from right to left by driving a motor, the nozzle attached pipe 6 of the base plate 7 is hung down and moved while washing water is injected from nozzles 5 thereof and again held to a horizontal position by the guide of the lefthand contact piece 29 and the roller 15. This operation is carried out together with the automatic frame opening mechanism in a synchronous manner.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an automatic R-plate filter cloth washing device for a filter press.

When cleaning the filter cloth on the R plate of a filter press, refer to Figure 2.Due to the structure of the filter press, the washing nozzle attached pipe is located between the R plate and the F plate, and the front P
Wash one side of the plate and one side of the rear F plate. After cleaning, lift the water nozzle attachment pipe so that it can pass through the LPR plate. Move the front R plate so that it is in contact with the rear P plate, and then remove the water washing nozzle. The attached pipe is moved a little to the front, lowered, and placed again between the r plates to perform washing.This operation is repeated to wash the P cloth of the P plate.

However, according to the conventional method of lifting the washing nozzle attachment pipe, the size of the r plate is l m x l ” a2 m.
If the size is large, such as 2 m x 2 m, the height of the mechanism for holding the nozzle attachment tube will be high, and therefore the mechanism will need to be strong, and furthermore, the height of the building will become extremely high, which is economically disadvantageous.

The present invention has been made in view of the drawbacks of the prior art.

That is, the present invention solves the conventional drawbacks by allowing the nozzle to rotate horizontally around one end of the attached tube and passing over the C plate, and also provides an extremely economical device without requiring a high building. The purpose is to

That is, the present invention provides an elevated member that crosses the movement path of the F plate above the head of the F plate, the elevated member is mounted on a frame that moves along the movement path of the F plate, and the elevated member is moved by a movement operation mechanism. The base body is suspended, and the contact piece of the nozzle attachment tube rotation shaft provided at both ends of the bridging member and the nozzle attachment tube rotation axis are brought into contact with the nozzle attachment tube rotation axis by the movement of the base body, An automatic washing device for R-plate f-cloth of a filter press, characterized by opening a steady rest and providing a mechanism for rotating a nozzle attachment tube to a horizontal position by rotation of a nozzle attachment tube rotation shaft. It is.

Next, the present invention will be described in detail with reference to the drawings.

In FIGS. 1 and 2, a large number of F plates 1 of the filter press are suspended from a beam 3 by the prongs 4 of the F plates, and are configured to slide and move on the beam 3. The water washing device 2 is installed with a bridge body 8 that crosses the movement path of the F plate parallel to the P plate surface and above the F plate, and this bridge body 7 is mounted, and a rail provided on the hook 3 is connected to the F plate. It consists of a frame 32 that moves in the same direction, and a base 7 that is suspended on the bridge body 8, moves parallel to the r-plate surface of the F plate, and holds the nozzle attachment tube 6 suspended.

This nozzle attachment tube 6 is located between the F plates and is designed to simultaneously wash the filter cloth on one side of the front F plate and the filter cloth on one side of the rear F plate with water.

This base body 7 is mounted on rails 21 of a bridging member 8 by wheels 20 provided on the upper part. That is, as shown in FIGS. 1 and 2, the base 7 mounted on the rail 21 of the bridge body 8
A bracket 22 is provided on the upper part of the bridge body 8.
A rod 24 having a screw is provided on the bracket shaft 23,
This rod and the bracket 22 correspond to each other by screws.

A chain wheel 25 is attached to one end of the threaded rod 24, and the chain wheel 25 is rotated via a motor and an interlocking mechanism (not shown). Therefore, the base body 7 can be moved left and right along the rail 21 by driving the motor.

Next, one of the features of the present invention is that the contact pieces of the nozzle attachment tube rotation shaft provided at both ends of the bridging member and the nozzle attachment tube rotation shaft,
As the base body moves, the rotation axis of the nozzle attachment tube comes into contact with the nozzle attachment tube, the nozzle attachment tube rises vertically, the steady rest is released, and the nozzle attachment tube moves to a horizontal position due to the rotation of the nozzle attachment tube rotation axis. A mechanism that rotates up to

As shown in FIG.
A support tube shaft 9° 10 is connected perpendicularly to one end of the support tube shaft 9, one end of which is closed, and a rotary joint (not shown) is connected to the other support tube shaft 9. )
It is connected to the universal joint pipe through. Washing water is sent from this support tube shaft 9 to the nozzle attachment tube 6. In addition, a steady rest plate 11 is welded to the upper part of the support tube shaft 9.10 and the nozzle attachment tube.
A weight 12 is attached to the opposite side of the nozzle attachment tube 60 with respect to the nozzle attachment tube 60, and is designed to facilitate rotation of the nozzle attachment tube 60 when the nozzle attachment tube 6 rotates about the support tube shafts 9 and 10. ing.

A support tube shaft 9. is attached to the side plate 19 of the base body 7. Vertical hole 1 through which No.
3 is provided, and a support tube shaft 9 passing through this hole 13 is provided.
．． 10, gears 14 are fixed to the outer sides of the side plates 19, and support tube shafts 9. A roller 15 rotatable around lO is attached to the shaft, and a collar 16 is fixed to the support tube shaft 3io on the outside thereof.

A steady rest member 17 is attached to the inside of the notch hole 13 of this side plate 19. A groove 18 is provided in the steady rest member 17, and the steady rest plate 11 of the nozzle attachment tube 6 is inserted into this groove 18. , the nozzle attachment tube 6 is supported by a steady rest member 17 and suspended from the base body 7. In this way, the nozzle attachment tube 6 can wash the filter cloth of the F plate with water without the base body 7 moving and shaking.

That is, contact pieces 29 are provided inside the upper part of both ends of the bridge body 8, and the contact pieces 29 are engaged with the guide 30 that contacts the roller 15 attached to the support tube shaft 9° 10 of the nozzle attachment tube 6, and the gear 4. Two hooks 31 are attached.

Therefore, when the base body 7 moves from right to left due to the drive of the motor, the nozzle attachment tube 6 suspended from the base body 7 moves from right to left in the drawing while jetting cleaning water from the nozzle 5. Wash the filter cloth on the F plate.

As shown in FIG.
As it ascends to the left along the support tube axis 9.
1 is released from the groove 18.

As the base moves further to the left, the gear 14 meshes with the rack 31 and rotates around the support tube shaft 9.10 in the opposite direction of clockwise rotation, and the nozzle attachment tube 6 also rotates clockwise around the support tube shaft. The needle rotates in the opposite direction to the horizontal position. At this point, the steady rest plate 11 hits a limit switch (not shown) and the motor stops.

Moreover, this motor is wired so that it will rotate in the opposite direction the next time it is turned on. Also, the water washing pump is stopped and automatic frame opening machine #135 is turned on. Since the nozzle attachment tube 6 is thus in a horizontal position, it is possible to freely move the grain of the plate.

When the motor 26 rotates in the opposite direction, the base body 7 moves to the right.

The aphrodisiac tube 6/fi with nozzle rotates in the direction of rotation of the clock's hands from a horizontal position, and eventually the rotary tube shaft 9.10 descends along the hole 13, the steady plate 11 fits into the groove 18, and the nozzle attachment tube 6
is fixed vertically, and the washing pump sends washing water again, spraying the washing water from the nozzle 5 and washing the plate while moving it from left to right. The base body 7 comes into contact with the right contact piece 29, and in the same manner as described above, the nozzle attachment tube 6 rotates in the same direction as the rotation of the clock hands and comes to a horizontal position 7, and then the stop plate 1
1 hits the limit switch and the motor stops driving. In this way, the nozzle attachment tube repeats the same operation on the left and right sides.

The bridge body 8#: is attached to the frame 32 as shown in FIG.
The lug 4 of the plate is placed on it and moves along a guide rail 34 provided on the beam 3 that holds the sliding rail.

The movement of this water washing device 1'2 is performed by an automatic frame opening machine 41135. That is, when the automatic frame opening mechanism 35 moves forward and the claw (not shown) of the frame opening mechanism M comes to engage with the lug 4 of the P plate l, the handle 36 provided on the automatic frame opening mechanism 35 is connected to the water washing device. The water washing device 2
When the automatic frame opening mechanism 35 engages with the ears of the F plate and the frame opening mechanism moves backward, the water washing device 2 is left in place. The wiring is such that when the frame opening mechanism moves backwards and attaches the F plate to the right F plate, the automatic frame opening mechanism switch stops and the motor switch is turned on.

As shown in Figure 4, 39 is a magnetic holder and the stand 3
It serves to fix the water washing device while the motor 26 is in operation.

In the present invention, in order to rotate the nozzle attachment tube 6, a guide is provided on the contact piece 29 in place of the rack 31.

Rotating tube shaft 9 of nozzle attachment tube 6. Gear 14 attached to lO
A cam (not shown) may be provided instead.

Next, the operation of the apparatus of the present invention will be explained.

The frame of the F plate was opened and the cake layered on the r cloth stretched between the r plates was removed, and the cake layer between all the P plates was removed. Start washing with water.

First, in the filter press, the frame is opened, the cake is removed, and the automatic frame opening mechanism 3
5 is moved forward, the handle 36 of the frame opening mechanism 35 pushes the retaining piece 37 of the water washing device 2 and moves forward. The claw of the frame opening mechanism 35 is F
When the user grabs the lug of the board and moves backward, the water washing device 2 remains in place. In this case, the base body 7 of the water washing device 2 is located either to the right or to the left of the bridge 8, so that the nozzle attachment tube 6 is in a horizontal position. The F plate moves backward together with the frame opening mechanism, but the water washing device i
Since the nozzle attachment tube 6 of No. 2 is in a horizontal position, the F plate can easily pass under the base body 7 of the water washing device 2. F
When the plate and the frame opening device stop at the required positions, the motor is driven, the base body 7 begins to move from one end of the bridge body 8 to the other end, and the nozzle attachment tube 6, which is in a horizontal position, begins to rotate. With one end facing downward, the steady rest plate 11 is fitted into the groove 18 of the base body 7, the nozzle attachment tube 6 is fixed, and at the same time the magnet holder 39 is operated to fix the pedestal 32 to the beam. When the water pump switch is turned on, the nozzle attachment tube 6 sprays water and moves from one end of the P plate to the other end while washing the cloth stretched on the F plate. When the base body 7 to be held reaches the other end of the bridge body 8, the pump is switched off, and the roller 15° gear 14 provided on the rotation tube shaft 9.10 of the nozzle attachment tube 6 comes into contact with the contact piece 29, opening the steady rest. However, the nozzle attachment tube 6 is also in a horizontal position. The magnet holder 39 is released, and the automatic frame opening mechanism 35 starts moving forward to grab the next r plate, and the water washing device 2 is opened on the way.
Press to grab the next r board and move backwards. The water washing device 2 is left in place. By repeating this operation, when all the P fabrics of the F plates have been washed with water, the automatic frame opening mechanism 35 engages the engagement piece 36 of the frame opening mechanism with the second handle 38 of the water washing device, as will be described later. Move backwards together to the end of the filter press.

All the f plates are opened using hydraulic pressure, and the cake is collected by filtration.
When it is necessary to open the frame, the first handle and the second handle 37.
has a structure that allows it to be retracted manually without touching the retaining piece 36.

As described above, the device of the present invention transfers the P plates one by one from the first one in a group after the cake has been removed, and positions the nozzle attachment tube between the next one and the first one. ＼−
When cleaning the surface and each surface of the next one and transferring the first P plate, it is rotated around one end of the nozzle attached tube to make it horizontal, making it easier for the e plate to pass through. Moreover, this water washing device can be moved by an automatic frame opening mechanism of the T-plate, and the nozzle attachment tube is automatically rotated by moving parallel to the R-plate surface of the base that holds the nozzle attachment tube. In addition, the equipment does not need to be large-sized and can be built in an existing building, and each work can be done automatically, saving manpower and greatly improving work efficiency.

Although the present invention has been described with respect to a single pressure filter, it can also be applied to a double pressure filter.

[Brief explanation of the drawing]

FIG. 1 is a front view of the device of the present invention. FIG. 2 is an explanatory front side view of the device of the present invention. FIG. 3 is an explanatory view of the nozzle attachment tube holding portion of the device of the present invention. FIG. 4 is an explanatory diagram of a portion of the magnet holder.

Claims (1)

[Claims] An elevated member that crosses the movement path of the R plate is provided above the C plate, the elevated member is mounted on a frame that moves along the movement path of the R plate, and a base movable by a movement operation mechanism is attached to the elevated member. is suspended between the contact piece of the nozzle attachment tube rotation shaft provided at both ends of the bridging member and the nozzle attachment tube rotation axis, and as the base moves, the rotation axis of the nozzle attachment tube comes into contact with the contact piece, and the photo stop is released. And the nozzle attachment tube is an automatic cloth washing device with an r-plate r-cloth without the nozzle attachment tube rotation axis.