JPH0576505U - Device for suspending filter cloth in filter press - Google Patents

Abstract

(57) [Abstract] [Purpose] In a filter press in which filter cloths provided independently between filter plates run vertically, we propose a suspending device that allows the filter cloths to be easily attached to the machine body. It is a thing. [Structure] Between the filter plates of the filter press, both ends of a support bar provided on the upper end line portion of the pair of filter cloths are supported by drive chains provided on both sides of the filter plates, and the lower portions of the pair of filter cloths are supported. After the roll provided at the lower part of the filter plate is wound around, the suspension bolts provided at the other end of the drive chain are inserted and fixed at both ends of the lower support bar inserted through the lower part. By simply inserting the suspension bolts into the lower support bars of the pair of filter cloths, the pair of filter cloths can be easily connected and supported for suspension.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to an improvement of a filter cloth suspending device of a filter press, and proposes a device that allows the filter cloth to be easily attached to and detached from the machine body between narrow filter plates.

[0002]

[Prior Art]

 An example of this type of filter cloth suspension device is shown in FIGS. 4 and 6 of the invention of JP-B-55-38167. In the device shown in the figure, an integral filter cloth provided between filter plates is attached via an upper support bar, and the upper support bar is supported by a chain wound around a drive wheel. The lower end of the filter plate is wound around the lower part of the filter plate, and the lower support bar is attached to the lower end of the filter cloth provided similarly between the adjacent filter plates via the lower support bar. It is connected to the other end of.

[0003]

[Problems to be solved by the device]

 However, in the above-mentioned conventional apparatus, although it is easy to support the upper edge of the filter cloth when suspending the filter cloth, it is difficult to support the lower edge of the filter cloth. That is, after supporting the upper edge, the lower end of the hanging filter cloth must be wound around a roll provided at the bottom of the filter plate, and the filter cloth similarly provided between adjacent filter plates must be connected. It is extremely difficult to work between narrow filter plates.

[0004]

[Means for Solving the Problems]

 This invention solves the above-mentioned problems, and the gist of the invention is that between the filter plates movably arranged on the guide rails, the filters run independently up and down. In a filter press equipped with a cloth, the upper edges of a pair of filter cloths that are installed so as to cover the filtering surfaces of the left and right filter plates are fixed to the upper support bar, and this upper support bar is installed on the mast of the filter plate. Supported by a chain wound around a sprocket, and lower support bars are attached to the lower end edges of the pair of filter cloths, respectively, and one of the pair of filter cloths is provided on one side of a pair of rolls provided under the filter plate. One of the pair of filter cloths, which is wound between the adjacent filter plates, is wound around the other, and the lower end of one of the pair of filter cloths is wound around the other of the pair of rolls. Installed on the lower support bar and the lower edge of the filter cloth To the lower support bar, in which a hanging bolt connected to the other end of the chain was inserted and fixed.

In addition, the lower support bar of the filter cloth uses a pipe for the purpose of maintaining light weight and strength in operation.

[0006]

[Action]

 The suspending device according to the present invention is configured as described above, and when suspending the filter cloth, a chain in which both ends of the upper support bar fixed to the upper edge of the filter cloth are wound around the sprockets is used. It is supported, and the hanging filter cloth is wound around a roll provided on the lower part of the filter plate, positioned between the adjacent filter plates, and the lower support bar provided on the lower edge of the roll supports the above chain. Insert a suspension bolt at the other end and rotate one of a pair of filter cloths that is also provided between adjacent filter plates around the other of the pair of rolls, and then support the lower part at the lower edge of the roll cloth. The hanging bolt may be inserted into the bar. This operation is extremely easy as compared with the conventional method in which the lower support bar is inserted into the bag portion at the lower edge of the two filter cloths between the narrow filter plates to connect these filter cloths.

By doing so, the upper edges of the pair of filter cloths provided between the filter plates are joined together via the upper support bars, and the lower edges of the respective filter cloths are adjacent to each other. The lower edge of the filter cloth provided between the filter plates and the lower support bar and the suspension bolts are connected together, and the upper support bar and the lower support bar are linked by a chain, and the upper support bar is driven by driving the chain. The lower support bar moves like a seesaw, and the filter cloth connected to this can be moved up and down. The present invention will be specifically described below with reference to the drawings.

[0008]

Embodiment FIG. 1 is a schematic side view of a filter press equipped with a filter cloth suspension device according to the present invention. A guide rail 2 is bridged between left and right frames 1 and 1, and the guide rail 2 A large number of filter plates 3 are movably mounted on. Each filter plate 3 is loosely connected by a link chain 4, and a chain 5 for opening and closing is used to open and close at the same time in an accordion shape with the center of the filter plate group as a boundary. Reference numeral 6 denotes a hydraulic cylinder for tightening, which is provided on the movable head 7.

The filter cloth tensioning device according to the present invention is provided between the filter plates of the filter press as described above. The specific configuration thereof will be described with reference to FIGS. 2 to 4. The cloth 8 is obtained by folding an original fabric cut into a rectangular shape into two and providing a bag portion 9 for inserting a support bar at the upper and lower edges thereof and suspending them between filter plates as shown in FIG. Has been done. That is, the upper support bar 10 is inserted into the bag portion 9 at the upper edge, and both ends thereof are supported by the chain 12 wound around the sprocket 11 of the mast of the filter plate 3 and, as shown in FIG. The lower support bar 13 is inserted into the bag portion 9 of the portion, and the filter cloth 8 is wound around one of the pair of return rolls 14 and 14 provided at the lower portion of the filter plate 3, and then the above-mentioned chain 1 It is supported by a suspension bolt 15 provided at the other end of the filter 2 and is overlapped with the lower support bar 13 so that one of the pair of filter cloths 8 between the adjacent filter plates is attached to the other of the pair of return rolls 14 and 14. The lower support bar 13 is attached by winding. Reference numeral 16 is a fixing nut.

That is, in the device according to the present invention, the support bars provided at the upper and lower end edges of the filter cloth 8 are connected to the chain 12, and the chain 12 is driven to drive the upper and lower support bars into a seesaw shape. Up and down, and the filter cloth 8 supported by this runs up and down.

The present invention is constructed as described above, and in order to suspend the filter cloth 8 between the filter plates, the upper support bar 10 inserted into the upper edge of the filter cloth 8 is supported by the chain 12, and then the chain 12 is supported. , The hanging pair of filter cloths 8 and 8 is wound around a pair of rolls 14 and 14 provided on the lower portion of the filter plate 3, and the lower end of the lower support bar 13 is inserted into the lower end portion of the lower end of the chain 12. It suffices to insert the hanging bolts 15 provided on the above into a skewered shape.

This hanging operation is compared with the conventional method of inserting a lower support bar into a bag portion of a pair of filter cloths and connecting and supporting the lower support bar on the lower support bar 13 on the side of the filter plate row. It suffices to insert and fix the suspension bolts 15, and the lower support bar 13 can be manufactured at low cost because it is only necessary to make a through hole for inserting the suspension bolts 15 in a rod material such as a pipe. If the threaded portion of the bolt 15 is made long, it is possible to easily adjust the tension when the bolt 15 contracts during use.

[0013]

[Effect of the device]

 As described above, the device according to the present invention is a filter cloth traveling type filter press, in which the filter cloth can be attached very easily and the structure of the support portion of the filter cloth is simple and can be manufactured at low cost. The benefits of using a filter press are enormous.

[Brief description of drawings]

FIG. 1 is a schematic side view of a filter press equipped with a filter cloth suspension device according to the present invention.

FIG. 2 is a side view illustratively showing a suspended state of the filter cloth according to the present invention.

FIG. 3 is a perspective view showing a lower support portion of a filter cloth according to the present invention in an explanatory manner.

FIG. 4 is an enlarged side view of a lower support portion of the filter cloth according to the present invention.

[Explanation of symbols]

 3 Filter Plate 8 Filter Cloth 10 Upper Support Bar 11 Sprocket 12 Chain 13 Lower Support Bar 14 Ritan Roll 15 Hanging Bolt

Claims (2)

[Scope of utility model registration request] 1. A filter press having filter cloths which vertically move independently between a plurality of filter plates movably arranged on a guide rail, the filter presses being provided so as to cover the filtering surfaces of the left and right filter plates 3. A chain 1 in which the upper edge of the pair of filter cloths 8.8 is fastened to the upper support bar 10 and the upper support bar 10 is wound around the sprocket 11 provided on the mast of the filter plate 3.
2 and the lower support bars 13 are attached to the lower end edges of the pair of filter cloths 8.8, respectively, and one of the pair of filter cloths 8.8 is provided at the bottom of the filter plate 3 to form a pair of return rolls 14. .14 is wound around one of the filter plates 3 and is positioned between the adjacent filter plates 3. On the other hand, one lower end portion of one of the pair of filter cloths 8.8 provided between the adjacent filter plates 3 is connected to the pair of the rethan rolls 1.
4.14 The hanging bolt 1 connected to the other end of the chain 12 on the lower support bar 13 wound around the other end and attached to the lower end of the filter cloth 8 and the lower support bar 13 provided at the lower end edge of the filter cloth 8.
A filter cloth suspension device in a filter press in which 5 is inserted and fixed. 2. A filter cloth suspension device in a filter press, wherein the lower support bar 13 is made of a pipe, and insertion holes for the suspension bolts 15 are formed at both ends of the pipe.