Chain plate belt filter press

Abstract

The utility model provides a chain plate belt type filter press. The chain plate belt type filter press comprises a muddy water supply device, a mounting frame, a lower filter belt, a lower chain conveying device, an upper filter belt, an upper chain conveying device, a chain driving device, an upper mud scraping plate and a lower mud scraping plate, the upper chain conveying device and the lower chain conveying device are distributed and mounted on the mounting frame up and down; the chain driving device is respectively connected with the upper chain conveying device and the lower chain conveying device; a circle of upper mud pressing plates are tightly mounted on the outer side of an upper chain of the upper chain conveying device; a circle of lower mud pressing plates are tightly mounted on the outer side of a lower chain of the lower chain conveying device; the upper filter belt is guided and wound on the periphery of the upper chain conveying device through a plurality of upper guide wheels; the lower filter belt is guided and wound on the periphery of the lower chain conveying device through a plurality of lower guide wheels; the left part of the lower filter belt extends leftwards to form a material receiving part; the muddy water supply device is positioned at the left upper part of the lower filter belt and is used for discharging muddy water to the material receiving part; the upper mud scraping plate is arranged at the right end of the upper filter belt; the lower mud scraper is arranged at the right end of the lower filter belt.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, and particularly relates to a chain plate belt filter press. Background Art

[0002] A filter press is a mechanical device that uses a special filter medium to apply a certain pressure to an object so that liquid can permeate out, and it is a commonly used solid-liquid separation device.

[0003] Currently, multi-roll belt filter presses are used for sludge filtration. The current multi-roll belt filter presses still have the following defects: 1. The filtered sludge is not dry enough; 2. The filter belt will deviate during the filtration process; 3. During the working process, the driving device directly acts on the filter belt, which is likely to cause damage to the filter belt; while the productivity of plate and frame filter presses is not high enough and the cost is relatively high. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a chain plate belt filter press to solve the problems mentioned in the background art.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A chain plate belt filter press includes a muddy water supply device, a mounting frame, a lower filter belt, a lower chain conveying device, an upper filter belt, an upper chain conveying device, a chain driving device, an upper mud scraping plate, and a lower mud scraping plate; the upper chain conveying device and the lower chain conveying device are installed on the mounting frame in an up-and-down distribution; the chain driving device is respectively connected to the upper chain conveying device and the lower chain conveying device; a circumferential upper mud pressing plate is closely installed on the outer side of the upper chain of the upper chain conveying device; a circumferential lower mud pressing plate is closely installed on the outer side of the lower chain of the lower chain conveying device; the upper filter belt is guided and wound around the outer periphery of the upper chain conveying device through a plurality of upper guide wheels; the lower filter belt is guided and wound around the outer periphery of the lower chain conveying device through a plurality of lower guide wheels; the left part of the lower filter belt extends to the left to form a material receiving part; the muddy water supply device is located at the upper left of the lower filter belt and is used to discharge muddy water onto the material receiving part; the upper mud scraping plate is arranged at the right end of the upper filter belt; the lower mud scraping plate is arranged at the right end of the lower filter belt.

[0007] For a further description of the utility model, the muddy water supply device includes a stirring container, a stirrer, and a chemical dosing pump installed on the stirring container; a mud conditioning device is further arranged above the material receiving part; the mud conditioning device includes a plurality of brackets distributed left and right and palladium teeth installed at the bottom of the brackets.

[0008] For further description of the present utility model, first support rollers and first anti-deviation guide wheels are respectively arranged on the left and right sides of the upper mud pressing plate; second support rollers and second anti-deviation guide wheels are respectively arranged on the left and right sides of the lower mud pressing plate; first upper pressure rails corresponding to the left and right ends of the upper mud pressing plate and first lower pressure rails corresponding to the left and right ends of the lower mud pressing plate are arranged on the mounting frame; the first upper pressure rail is of a C-shaped groove structure with an opening facing the upper mud pressing plate; the first support roller is rollingly connected in the first upper pressure rail; the first anti-deviation guide wheel is used to contact the side wall of the first upper pressure rail to achieve the anti-deviation function; the first lower pressure rail is located at the bottom of the second support roller and is used to support the second support roller; an anti-deviation guide plate is arranged above the first lower pressure rail; the anti-deviation guide plate is located outside the second anti-deviation guide wheel.

[0009] For further description of the present utility model, upper pressing rollers are installed in the middle of the upper mud pressing plate; lower pressing rollers are installed in the middle of the lower mud pressing plate; a second upper pressure rail for supporting the upper pressing roller and a second lower pressure rail for supporting the lower pressing roller are installed on the mounting frame.

[0010] For further description of the present utility model, a height adjusting device is installed between the first upper pressure rail and the mounting frame; the height adjusting device includes an adjusting screw, an adjusting nut and a connecting plate; the connecting plate is installed on the mounting frame; the adjusting screw is vertically arranged and its end is welded to the first upper pressure rail; the adjusting screw passes through the connecting plate; two adjusting nuts are provided; the two adjusting nuts are distributed on the upper and lower sides of the connecting plate and are connected to the adjusting screw.

[0011] For further description of the present utility model, a guiding device is further connected between the first upper pressure rail and the mounting frame; the guiding device includes a guide rod and a guide cylinder; the guide rod is installed on the first upper pressure rail; the guide cylinder is matched with the guide rod and is installed on the mounting frame.

[0012] For further description of the present utility model, the pressing surfaces of the upper mud pressing plate and the lower mud pressing plate are made of PP plates; a number of hydrophobic holes are provided on the PP plates.

[0013] For further description of the present utility model, two groups of filter belt cleaning devices are further included; the two groups of filter belt cleaning devices are respectively arranged at the middle positions of the upper filter belt and the lower filter belt.

[0014] For further description of the present utility model, redirecting shafts and weight tensioning shafts are respectively installed at the positions of the upper filter belt and the lower filter belt corresponding to the filter belt cleaning devices.

[0015] The beneficial effects of the present utility model are as follows:

[0016] In this design, muddy water is supplied to the material receiving part of the lower filter belt through a muddy water supply device. At the same time, a chain drive device synchronously drives the upper chain conveyor device and the lower chain conveyor device to operate. The upper filter belt and the lower filter belt are pulled to operate through the extrusion of the upper mud pressing plate and the lower mud pressing plate. The muddy water passes between the upper chain conveyor device and the lower chain conveyor device to achieve mud pressing processing, and is scraped off at the right end by the upper mud scraping plate and the lower mud scraping plate. This design provides sufficient pressure through the upper mud pressing plate and the lower mud pressing plate, which can press the mud drier. The filter belt is installed through guide wheels and will not deviate during the working process. Moreover, the filter belt is a driven part and is driven to move through the extrusion of the mud pressing plate, which plays a protective effect on the filter belt and can extend its service life. Description of the Drawings

[0017] Figure 1 is the overall structure diagram of the present utility model;

[0018] Figure 2 is the side view of the connection structure of the mounting rack, the lower mud pressing plate and the upper mud pressing plate of the present utility model;

[0019] Figure 3 is the front view of the connection structure of the mounting rack, the upper chain conveyor device and the lower chain conveyor device of the present utility model;

[0020] Figure 4 is the bottom view of the lower mud pressing plate of the present utility model;

[0021] Figure 5 is Figure 4 the top view of;

[0022] Figure 6 is the structure diagram of the mud sorting device of the present utility model;

[0023] Figure 7 is the structure diagram of the redirecting shaft, the weight tensioning shaft and the filter belt cleaning device of the present utility model;

[0024] Figure 8 is the side view of the weight tensioning shaft of the present utility model;

[0025] Figure 9 is the connection structure diagram of the upper filter belt, the lower filter belt, the upper mud scraping plate and the lower mud scraping plate of the present utility model. Detailed Embodiment

[0026] The present utility model will be further described below with reference to the accompanying drawings:

[0027] As Figure 1-9As shown in the figure, a chain plate belt filter press includes a muddy water supply device 1, a mounting frame 2, a lower filter belt 3, a lower chain conveying device 4, an upper filter belt 5, an upper chain conveying device 6, a chain driving device 7, an upper mud scraper 8 and a lower mud scraper 9; the upper chain conveying device 6 and the lower chain conveying device 4 are vertically distributed and installed on the mounting frame 2; the chain driving device 7 is respectively connected to the upper chain conveying device 6 and the lower chain conveying device 4; a circumferential upper mud pressing plate 61 is closely installed on the outer side of the upper chain of the upper chain conveying device 6; a circumferential lower mud pressing plate 41 is closely installed on the outer side of the lower chain of the lower chain conveying device 4; the upper filter belt 5 is guided and wound around the outer periphery of the upper chain conveying device 6 through a plurality of upper guide wheels 51; the lower filter belt 3 is guided and wound around the outer periphery of the lower chain conveying device 4 through a plurality of lower guide wheels 31; the left part of the lower filter belt 3 extends to the left to form a material receiving part 301; the muddy water supply device 1 is located above the left upper part of the lower filter belt 3 and is used to discharge the muddy water onto the material receiving part 301; the upper mud scraper 8 is arranged at the right end of the upper filter belt 5; the lower mud scraper 9 is arranged at the right end of the lower filter belt 3; the muddy water supply device 1 supplies the muddy water onto the material receiving part 301 of the lower filter belt 3. At the same time, the chain driving device 7 synchronously drives the upper chain conveying device 6 and the lower chain conveying device 4 to operate. The upper filter belt 5 and the lower filter belt 3 are pulled to operate through the extrusion of the upper mud pressing plate 61 and the lower mud pressing plate 41. The muddy water passes between the upper chain conveying device 6 and the lower chain conveying device 4 to realize mud pressing processing, and is scraped off at the right end by the upper mud scraper 8 and the lower mud scraper 9. Among them, springs 801 / 901 are respectively connected to the upper mud scraper 8 and the lower mud scraper 9. The spring 801 tightens the upper mud scraper 8 to closely adhere to the upper filter belt 5, and the spring 901 tightens the lower mud scraper 9 to closely adhere to the lower filter belt 3. In this design, enough pressure is provided by the upper mud pressing plate 61 and the lower mud pressing plate 41, so that the mud can be pressed drier. The upper filter belt 5 and the lower filter belt 3 are respectively installed through the upper guide wheels 51 and the lower guide wheels 31, and will not deviate during the working process. Moreover, the upper filter belt 5 and the lower filter belt 3 are driven components and are driven to move through the extrusion of the mud pressing plates, which plays a protective effect on the filter belts and can improve the service life.

[0028] The muddy water supply device 1 includes a stirring container 101, a stirrer 102 and a chemical dosing pump 103 installed on the stirring container 101; a sludge dredging device 10 is further arranged above the material receiving part 301; the sludge dredging device 10 includes a plurality of brackets 1001 distributed left and right and rake teeth 1002 installed at the bottom of the brackets 1001. The rake teeth are made of soft plastic to avoid damaging the filter belt. The setting of the sludge dredging device 10 is used to dredge the sludge, so that the sewage can be quickly removed from the sludge, reducing the water content in the sludge and increasing the subsequent mud pressing effect and production capacity.

[0029] On the left and right sides of the upper mud pressing plate 61, a first support roller 611 and a first anti-deviation guide wheel 612 are respectively provided; on the left and right sides of the lower mud pressing plate 41, a second support roller 411 and a second anti-deviation guide wheel 412 are respectively provided; on the mounting frame 2, corresponding to the left and right ends of the upper mud pressing plate 61, a first upper pressure rail 201 is provided, and corresponding to the left and right ends of the lower mud pressing plate 41, a first lower pressure rail 202 is provided; the first upper pressure rail 201 is of a C-shaped groove structure with an opening facing the upper mud pressing plate 61; the first support roller 611 is rollingly connected in the first upper pressure rail 201; the first anti-deviation guide wheel 612 is used to contact the side wall of the first upper pressure rail 201 to achieve the anti-deviation function; the first lower pressure rail 202 is located at the bottom of the second support roller 411 and is used to support the second support roller 411; above the first lower pressure rail 202, an anti-deviation guide plate 2021 is provided; the anti-deviation guide plate 2021 is located outside the second anti-deviation guide wheel 412. The first upper pressure rail 201 is made into a C-shaped groove structure to prevent interference and collision with the first support roller 611 and the second support roller 411. At the same time, the first upper pressure rail 201 and the first lower pressure rail 202 respectively provide pressure on the upper mud pressing plate 61 and the lower mud pressing plate 41.

[0030] In the middle of the upper mud pressing plate 61, an upper pressing roller 613 is installed; in the middle of the lower mud pressing plate 41, a lower pressing roller 413 is installed; on the mounting frame 2, a second upper pressure rail 203 for supporting the upper pressing roller 613 and a second lower pressure rail 614 for supporting the lower pressing roller 413 are installed. If the widths of the upper mud pressing plate 61 and the lower mud pressing plate 41 are relatively large, the upper pressing roller 613 in the middle of the upper mud pressing plate 61 is supported by the second upper pressure rail 203, and the lower pressing roller 413 in the middle of the lower mud pressing plate 41 is supported by the second lower pressure rail 614 to improve stability.

[0031] Between the first upper pressure rail 201 and the mounting frame 2, a height adjusting device 11 is installed; the height adjusting device 11 includes an adjusting screw 1101, an adjusting nut 1102 and a connecting plate 1103; the connecting plate 1103 is installed on the mounting frame 2; the adjusting screw 1101 is vertically arranged and its end is welded to the first upper pressure rail 201; the adjusting screw 1101 passes through the connecting plate 1103; two adjusting nuts 1102 are provided; the two adjusting nuts 1102 are distributed on the upper and lower sides of the connecting plate 1103 and are connected to the adjusting screw 1101. The first upper pressure rail 201 is adjusted by the adjusting nut 1102, thereby adjusting the height position of the upper mud pressing plate 61.

[0032] A guiding device 12 is further connected between the first upper pressure rail 201 and the mounting bracket 2; the guiding device 12 includes a guide rod 1201 and a guide cylinder 1202; the guide rod 1201 is installed on the first upper pressure rail 201; the guide cylinder 1202 is matched with the guide rod 1201 and installed on the mounting bracket 2 to prevent the first upper pressure rail 201 from shifting after the pressure is applied.

[0033] The pressing surface of the upper mud pressing plate 61 and the lower mud pressing plate 41 is a PP plate A; a plurality of hydrophobic holes A1 are provided on the PP plate A.

[0034] It further includes two groups of filter belt cleaning devices 13; the two groups of filter belt cleaning devices 13 are respectively arranged at the middle positions of the upper filter belt 5 and the lower filter belt 3; a redirecting shaft B and a weight tensioning shaft C are respectively installed at the positions of the upper filter belt 5 and the lower filter belt 3 corresponding to the filter belt cleaning devices 13, and both ends of the weight tensioning shaft C are connected with weights C1. The redirecting shaft B and the weight tensioning shaft C are used to guide the upper filter belt 5 and the lower filter belt 3 into the filter belt cleaning devices 13, and the filter belts are cleaned by the filter belt cleaning devices 13.

[0035] The above does not impose any limitation on the technical scope of the present invention. Any modification, equivalent change and modification made to the above embodiments based on the technical essence of the present invention still fall within the scope of the technical solution of the present invention.

Claims

1. A chain plate belt filter press, characterized in that: The invention comprises a mud and water supply device, a mounting frame, a lower filter belt, a lower chain conveying device, an upper filter belt, an upper chain conveying device, a chain driving device, an upper mud scraper and a lower mud scraper; the upper chain conveying device and the lower chain conveying device are installed on the mounting frame in an upper and lower distribution; the chain driving device connects the upper chain conveying device and the lower chain conveying device respectively; a circle of upper mud pressing plates are tightly installed on the outer side of the upper chain of the upper chain conveying device; a circle of lower mud pressing plates are tightly installed on the outer side of the lower chain of the lower chain conveying device; the upper filter belt is guided and wound around the outer periphery of the upper chain conveying device through a number of upper guide wheels; the lower filter belt is guided and wound around the outer periphery of the lower chain conveying device through a number of lower guide wheels; the left part of the lower filter belt extends to the left side to form a material receiving part; the mud and water supply device is located at the upper left upper part of the lower filter belt, and is used for discharging mud and water to the material receiving part; the upper mud scraper is arranged at the right end of the upper filter belt; the lower mud scraper is arranged at the right end of the lower filter belt.

2. A chain plate belt filter press according to claim 1, characterized in that: The mud and water supply device includes a stirring container and an agitator and a dosing pump installed on the stirring container; a mud sorting device is also provided above the material receiving part; the mud sorting device includes a plurality of brackets distributed on the left and right and palladium teeth installed at the bottom of the brackets.

3. A chain plate belt filter press according to claim 1, characterized in that: The left and right sides of the upper mud pressure plate are respectively provided with a first supporting roller and a first anti-deflection guide wheel; the left and right sides of the lower mud pressure plate are respectively provided with a second supporting roller and a second anti-deflection guide wheel; the left and right ends of the mounting frame corresponding to the upper mud pressure plate are provided with a first upper pressure rail, and the left and right ends of the lower mud pressure plate are provided with a first lower pressure rail; the first upper pressure rail is a C-shaped groove structure with an opening facing the upper mud pressure plate; the first supporting roller is rotatably connected in the first upper pressure rail; the first anti-deflection guide wheel is used to contact the side wall of the first upper pressure rail to realize the anti-deflection function; the first lower pressure rail is located at the bottom of the second supporting roller, and is used to support the second supporting roller; an anti-deflection guide plate is provided above the first lower pressure rail; the anti-deflection guide plate is located on the outside of the second anti-deflection guide wheel.

4. A chain plate belt filter press according to claim 3, characterized in that: An upper pressure roller is installed in the middle of the upper mud pressing plate; a lower pressure roller is installed in the middle of the lower mud pressing plate; a second upper pressure rail for supporting the upper pressure roller and a second lower pressure rail for supporting the lower pressure roller are installed on the mounting frame.

5. The chain plate belt filter press according to claim 3, characterized in that: A height adjustment device is installed between the first upper pressure rail and the mounting frame; the height adjustment device includes an adjusting screw, an adjusting nut and a connecting plate; the connecting plate is installed on the mounting frame; the adjusting screw is vertically arranged and the end is welded to the first upper pressure rail; the adjusting screw passes through the connecting plate; two adjusting nuts are arranged; the two adjusting nuts are distributed on the upper and lower sides of the connecting plate and are connected to the adjusting screw.

6. A chain plate belt filter press according to claim 5, characterized in that: A guide device is also connected between the first upper pressure rail and the mounting frame; the guide device includes a guide rod and a guide cylinder; the guide rod is mounted on the first upper pressure rail; the guide cylinder cooperates with the guide rod and is mounted on the mounting frame.

7. The chain plate belt filter press according to claim 1, characterized in that: The pressing surfaces of the upper mud pressing plate and the lower mud pressing plate are PP plates; and a plurality of hydrophobic holes are arranged on the PP plates.

8. The chain plate belt filter press according to claim 1, characterized in that: It also includes two groups of filter belt cleaning devices; the two groups of filter belt cleaning devices are respectively arranged at the middle positions of the upper filter belt and the lower filter belt.

9. A chain plate belt filter press according to claim 8, characterized in that: A redirecting shaft and a heavy hammer tensioning shaft are respectively installed at the positions of the upper filter belt and the lower filter belt corresponding to the filter belt cleaning device.

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