CN107998705A - A kind of creeper tread clamping type sludge filter press - Google Patents

Abstract

The crawler plate clamping type sludge filter press includes a frame and a sludge filter press device; the sludge filter press device includes an upper plate type crawler filter press mechanism, a lower plate type crawler filter press mechanism, an upper filter belt, a lower filter press Belt, upper filter belt tensioning mechanism, lower filter belt tensioning mechanism. The upper plate type track filter press mechanism includes the upper closed-loop plate type track, the upper track drive sprocket, the upper track guide wheel and the upper track load beam; the lower plate type track filter press mechanism includes the lower closed-loop plate type track, the lower track drive sprocket, The lower track guide wheel and the lower track load beam; the upper plate type track filter press mechanism is arranged above the lower plate type track filter press mechanism. The upper filter belt is a closed-loop filter belt, and the upper filter belt is supported by multiple upper filter belt guide wheels; the lower filter belt is supported by multiple lower filter belt guide wheels; The lower plate crawler filter press mechanism passes through and is pressed tightly. The filter press provided by the invention can greatly improve the sludge dewatering efficiency, is durable, and has a long service life.

Description

A track shoe clamping sludge filter press

technical field

The invention relates to a sludge dewatering device, in particular to a crawler shoe sludge filter press. The sludge dewatering speed can be greatly improved, and the utility model is durable and low in cost.

Background technique

At present, municipal sludge treatment has been highly valued by governments at all levels and has developed rapidly. Good sludge treatment will play an important role in reducing the pollution of sludge to water, soil and the environment. Sludge dewatering is an important part of sludge treatment. At present, the following equipments are commonly used in the field of sludge dewatering:

Plate and frame sludge dewatering machine, belt sludge dewatering machine, centrifugal sludge dewatering machine, screw press dewatering machine and stacked sludge dewatering machine. Among them, the disadvantage of the plate and frame sludge dewatering machine is that it is difficult to realize continuous automatic operation; the belt sludge dewatering machine achieves continuous sludge dewatering, but the pressure is insufficient and the moisture content of the filter cake is high; the centrifugal sludge dewatering machine has disadvantages It is high energy consumption, violent vibration, and high moisture content of filter cake; the disadvantage of Dieshi sludge dewatering machine is that the processing capacity is small; the disadvantage of screw press dehydrator is that the processing capacity is small and the moisture content of filter cake is high.

Contents of the invention

The object of the present invention is to provide a crawler shoe clamping type sludge filter press, which can be used continuously, greatly improves the sludge dewatering efficiency, is durable, and has a long service life.

The technical solutions adopted are:

A crawler shoe clamping type sludge filter press, including a frame and a sludge filter press device, is characterized in that:

The sludge filter press device includes an upper plate type crawler filter press mechanism, a lower plate type crawler filter press mechanism, an upper filter belt, a lower filter belt, an upper filter belt tension mechanism, and a lower filter belt tension mechanism.

The upper plate track filter press mechanism includes an upper closed-loop plate track, an upper track drive sprocket, an upper track guide wheel and an upper track load beam. The upper closed-loop shoe track is composed of multiple track shoes connected in series.

There are shaft holes at both ends of the upper track load beam. The upper track drive sprocket and the upper track guide wheel are arranged in the upper closed-loop plate track, and the two ends of the upper track load beam are respectively installed through the shaft holes so that the upper track drive chain The wheel meshes with the closed-loop slab track, so that the upper track guide wheel and the closed-loop slab track have a clearance fit. A plurality of wheel frames are fixed on the upper end surface of the load beam of the upper crawler, and the upper ends of the plurality of wheel frames are respectively fixed with idlers, and the plurality of idlers respectively abut against the upper closed-loop plate track. A plurality of track road wheels are arranged below the upper track load beam, and the axle of each track load wheel is fixed in a bearing seat on the lower end surface of the upper track load beam. In order to pressurize the filter belt and improve the efficiency of sludge dewatering.

The lower plate track filter press mechanism includes a lower closed-loop plate track, a lower track drive sprocket, a lower track guide wheel and a lower track load beam. The lower closed-loop shoe track is composed of multiple lower track shoes connected in series.

Both ends of the lower crawler load beam have shaft holes, the lower crawler drive sprocket and the lower crawler guide wheel are arranged in the lower closed-loop plate crawler, and the two ends of the lower crawler load beam are respectively installed through the shaft holes, so that the lower crawler drive sprocket Engage with the closed-loop flat track, so that the lower track guide wheel and the closed-loop flat track have a clearance fit.

A plurality of lower bearing wheels are arranged above the lower crawler load beam, and the two ends of the axles of the plurality of lower load bearing wheels are respectively supported by bearings in the bearing seats fixed on the lower crawler load beam. A plurality of lower load-bearing wheels are supported upwards on the lower closed-loop plate track respectively, and bear the pressure brought by the upper plate track filter press mechanism.

The lower plate type crawler filter press mechanism is erected on the rigid support through the lower track load beam, and the upper beam of the rigid support passes through the space between the upper track load beam of the upper plate type track filter press mechanism and the upper closed-loop plate track. A plurality of hydraulic cylinders are arranged below the upper crossbeam of the rigid support, the tail seat of the hydraulic cylinder is fixed on the rigid support, and the front end of the piston rod of the hydraulic cylinder is fixed on the upper crawler load beam. Realize the pressurization of the upper track load beam to realize the pressurization of the filter belt, and at the same time control the lifting of the upper plate track filter press mechanism, so that the distance between the upper plate track filter press mechanism and the lower plate track filter press mechanism can be adjusted. The crawler mechanism can be raised and separated from the lower crawler, which is convenient for the installation of the filter belt.

When working, the upper and lower two sets of plate crawler mechanisms run synchronously, and the walking speed is the same as that of the filter belt, and the upper and lower filter belts and the sludge sandwiched between the filter belts are clamped.

The upper filter belt is a closed-loop filter belt, and the upper filter belt is supported by a plurality of upper filter belt guide wheels. The lower filter belt is a closed-loop filter belt, and the lower filter belt is supported by a plurality of lower filter belt guide wheels. The upper and lower filter belts are installed between the upper plate type crawler filter press mechanism and the lower plate type crawler filter press mechanism.

The axles of a plurality of upper filter belt guide wheels and a plurality of lower filter belt guide wheels are respectively supported by bearings arranged in shaft seats on the frame.

A hopper is provided at the feeding end of the lower filter belt, and drainage grooves are radially opened on the track board. There is a drainage groove on the track shoe, and the water squeezed out from the filter belt and the mud inside flows into the drainage groove and is discharged from both sides of the track shoe.

As for the plate type track, the length of the track shoe exceeds the width of the filter belt.

Advantages of the present invention:

1. Using plate clamping, it can work continuously, with high dehydration efficiency and high production efficiency;

2. The sludge is dewatered independently of the tension force of the roller system, and the pressure exerted by the clamping pressure of the track shoes is far higher than the pressure brought by the tension of the roller system, which is better than that of the belt filter press;

3. Modular assembly, adjustable production capacity;

4. Sturdy and durable, long service life.

Description of drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Detailed ways

A crawler shoe clamping type sludge filter press, including a frame and a sludge filter press device, is characterized in that:

The sludge filter press device includes an upper plate type crawler filter press mechanism, a lower plate type crawler filter press mechanism, an upper filter belt 1, a lower filter belt 2, an upper filter belt tensioning mechanism, and a lower filter belt tensioning mechanism, and is characterized in that :

The upper plate type crawler filter press mechanism includes an upper closed-loop plate type track 3 , an upper track drive sprocket 4 , an upper track guide wheel 5 and an upper track load beam 6 . The upper closed-loop shoe track 3 is composed of a plurality of track shoes 7 connected in series. The upper crawler drive sprocket 4 and the upper crawler guide wheel 5 are arranged in the upper closed-loop plate crawler 3, and the two ends of the upper crawler load beam 6 have shaft holes, and the two ends of the upper crawler load beam 6 are respectively installed on the Position the upper crawler drive sprocket 4 and the upper crawler guide pulley 5 laterally at the front and rear ends of the axles of the upper track drive sprocket 4 and the upper track guide wheel 5 so that the upper track drive sprocket 4 meshes with the closed-loop plate track 3 , Make the upper crawler track guide wheel 5 and the closed-loop plate crawler belt 3 gap fit. A plurality of wheel frames 8 are fixed on the upper surface of the upper crawler load beam 6 , and the upper ends of the plurality of wheel frames 8 are respectively fixed with idler pulleys 20 , and the plurality of idler pulleys 20 respectively abut against the upper closed-loop plate crawler belt 3 . The bottom of the upper track load beam 6 is provided with a plurality of track load wheels 9 , and the axle 10 of each track load wheel 9 is supported by the bearing in the bearing housing fixed on the lower end surface of the upper track load beam 6 .

The lower plate crawler filter press mechanism includes a lower closed-loop plate crawler 11 , a lower crawler drive sprocket 12 , a lower crawler guide wheel 13 and a lower crawler load beam 14 . The lower closed-loop shoe track 11 is composed of a plurality of lower track shoes 21 connected in series. The lower crawler drive sprocket 12 and the lower crawler guide wheel 13 are respectively arranged in the lower closed-loop plate crawler 11. Both ends of the lower crawler load beam 14 have shaft holes, and the two ends of the lower crawler load beam 14 are respectively installed on the lower track through the shaft holes. The front end and the rear end of the wheel shafts of the track drive sprocket 12 and the lower track guide wheel 13 are used to position the lower track drive sprocket 12 and the lower track guide wheel 13 laterally so that the lower track drive sprocket 12 meshes with the lower closed-loop plate track 11 , so that the lower crawler track guide wheel 13 is in clearance fit with the lower closed-loop plate crawler belt 11.

The top of the lower track load beam 14 is respectively provided with a plurality of lower supporting pulleys 15, and the two ends of the axles of the lower track load beams 15 are respectively supported by bearings in the bearing housings fixed on the lower track load beam 14. A plurality of lower idler pulleys 15 respectively abut against the lower closed-loop slat crawlers 11 .

The upper plate type crawler filter press mechanism is arranged above the lower plate type crawler filter press mechanism. The upper filter belt 1 is a closed-loop filter belt, and the upper filter belt 1 is supported by a plurality of upper filter belt guide wheels 18 . The lower filter belt 2 is a closed-loop filter belt, and the lower filter belt 2 is supported by a plurality of lower filter belt guide wheels 19 . The upper filter belt 1 and the lower filter belt 2 pass between the upper plate type crawler filter press mechanism and the lower plate type crawler belt filter press mechanism, and are compacted.

The axles of a plurality of upper filter belt guide wheels 18 and a plurality of lower filter belt guide wheels 19 are respectively supported by bearings installed in the shaft seat on the frame.

The front side and the rear side of the upper plate type crawler filter press mechanism and the lower plate type crawler belt filter press mechanism are respectively vertically provided with a plurality of rigid supports 16, and the bottom of each rigid support 16 is fixed on a corresponding lower track load beam 14. The upper end is a free end. The upper end of each rigid support 16 is provided with a hydraulic cylinder 17, the tail seat of the hydraulic cylinder 17 is fixed on the rigid support 16, and the front end of the piston rod of the hydraulic cylinder 17 is fixed on the upper crawler load beam 6. The hydraulic cylinder is used to pressurize the load frame of the upper crawler to realize the pressurization of the upper crawler load beam 6 so as to pressurize the filter belt. A hopper 22 is arranged on the left or right side of the upper plate crawler filter press mechanism.

There are multiple protruding cantilevers on the front and rear sides of the upper and lower crawler load frames, which are respectively tensioned by screws or springs.

The distance between the upper plate type crawler filter press mechanism and the lower plate type crawler filter press mechanism can be adjusted, and the upper track mechanism can be raised to separate from the lower track, which facilitates the installation of the filter belt.

There are drainage grooves radially opened on the upper and lower track plates.

Claims (4)

1. A track shoe clamping type sludge filter press, comprising a frame and a sludge filter press device, is characterized in that: The sludge filter press device includes an upper plate type crawler filter press mechanism, a lower plate type crawler filter press mechanism, an upper filter belt (1), a lower filter belt (2), an upper filter belt tensioning mechanism, and a lower filter belt tensioning mechanism ; Upper plate type track filter press mechanism, including upper closed-loop plate type track (3), upper track drive sprocket (4), upper track guide wheel (5) and upper track load beam (6); upper closed-loop plate type track (3) It consists of a plurality of upper track shoes (7) connected in series; both ends of the upper track load beam (6) have shaft holes, and the upper track drive sprocket (4) and upper track guide wheel (5) are arranged on the upper closed-loop plate track Inside (3), respectively install the two ends of the upper track load beam (6) through the shaft holes, so that the upper track driving sprocket (4) is engaged with the upper closed-loop plate track (3), and the upper track guide wheel (5) It cooperates with the closed-loop plate crawler (3) in clearance; The lower plate type track filter press mechanism, including the lower closed-loop plate track (11), the lower track drive sprocket (12), the lower track guide wheel (13) and the lower track load beam (14); the lower closed-loop plate track (11) Consists of a plurality of lower track shoes (21) connected in series; Both ends of the lower crawler load beam (14) have shaft holes, the lower crawler driving sprocket (12) and the lower crawler guide wheel (13) are arranged in the lower closed-loop plate crawler (11), and the lower crawler belts are respectively installed through the shaft holes. The two ends of the load beam (14) make the lower track driving sprocket (12) mesh with the lower closed-loop type track (11), and make the lower track guide wheel (13) fit in clearance with the lower closed-loop track (11); The upper plate type crawler filter press mechanism is arranged above the lower plate type crawler belt filter press mechanism; the upper filter belt (1) is a closed-loop filter belt, and the upper filter belt (1) is supported by a plurality of upper filter belt guide wheels (18); the lower filter belt ( 2) It is a closed-loop filter belt, the lower filter belt (2) is supported by a plurality of lower filter belt guide wheels (19); Pass between the crawler filter press mechanism and compact; The wheel axles of a plurality of upper filter belt guide wheels (18) and a plurality of lower filter belt guide wheels (19) are respectively supported by bearings installed in the shaft seat on the frame. 2. A crawler shoe clamping type sludge filter press according to claim 1, characterized in that: A plurality of wheel frames (8) are fixed on the upper surface of the upper crawler load beam (6), the upper ends of the plurality of wheel frames (8) are respectively fixed with supporting pulleys (20), and the plurality of supporting pulleys (20) respectively The top is on the upper closed-loop plate track (3); a plurality of track road wheels (9) are arranged under the upper track load beam (6), and the axle (10) of each track road wheel (9) is fixed on the upper track Bearing support in the bearing block on the lower end face of the load beam (6). 3. A track shoe clamping type sludge filter press according to claim 1 or 2, characterized in that: a plurality of lower bearing wheels (15) are respectively arranged above the lower track load beam (14), The two ends of the axle of the lower load-bearing wheels (15) are respectively supported by the bearings in the bearing housings fixed on the lower crawler load beam (14); multiple lower load-bearing wheels (15) respectively abut against the lower closed-loop plate track (11) superior. 4. A track shoe clamping sludge filter press according to claim 1 or 2, characterized in that: A plurality of rigid brackets (16) are vertically arranged on the front side and the rear side of the upper plate type crawler filter press mechanism and the lower plate type crawler belt filter press mechanism respectively, and the lower part of each rigid bracket (16) is fixed on a corresponding lower crawler belt load beam (14), its upper end is free end; The upper end of each rigid support (16) is provided with hydraulic oil cylinder (17), and the tail seat of hydraulic oil cylinder (17) is fixed on the rigid support (16), hydraulic oil cylinder (17) The front end of the piston rod is fixed on the upper track load beam (6).