CN216639246U

CN216639246U - Sludge dewatering device

Info

Publication number: CN216639246U
Application number: CN202123333080.7U
Authority: CN
Inventors: 罗联军; 陈学艳; 吴绪伟; 张向锋; 温青; 张湛杭; 王虎; 刘剑戆
Original assignee: Three Gorges Ecological Environment Investment Co ltd
Current assignee: Three Gorges Ecological Environment Investment Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-05-31
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a sludge dewatering device, which comprises a filter belt conveying device, wherein a plurality of liftable compression rollers are arranged above the filter belt conveying device, carrier rollers are arranged right below the compression rollers, the distance between each compression roller and the lower carrier roller is gradually reduced from the conveying front end to the conveying rear end of the filter belt conveying device, a filter belt on the upper side of the filter belt conveying device is arranged between each compression roller and each carrier roller in a penetrating manner, the conveying tail end of the filter belt conveying device is provided with a mud scraper with an adjustable angle, a liquid collecting tank is arranged below the filter belt conveying device, a sludge collecting tank is arranged below the mud scraper, one side of the mud scraper is also provided with a rotary roller, and brush hairs are uniformly distributed on the surface of the rotary roller; the utility model can improve the sludge dewatering efficiency and automatically clean the surface of the mud scraper.

Description

Sludge dewatering device

Technical Field

The utility model relates to the technical field of sludge dewatering, in particular to a sludge dewatering device.

Background

The mud moisture content that present sewage obtained after the processing is higher, need through dehydration treatment after, mud just can reach the requirement of handling, among the prior art, utilizes belt concentrated pressure filter to carry out sludge dewatering treatment usually, however its mud scraper is because the angle is fixed, the easy adhesion mud in mud scraper surface that the slant set up, long-time mud scraping operation back is gathered the dirt easily, causes the influence to follow-up mud scraping process, often needs the manual work to clean the process to the scraper blade, has increased workman's intensity of labour.

Disclosure of Invention

The utility model aims to overcome the defects and provide a sludge dewatering device which can improve the sludge dewatering efficiency and automatically clean the surface of a mud scraper.

In order to solve the technical problems, the utility model adopts the technical scheme that: the utility model provides a sludge dewatering device, includes filter belt conveyor, filter belt conveyor top is equipped with the compression roller of a plurality of liftable, be equipped with the bearing roller under the compression roller, and carry front end to carrying the rear end from filter belt conveyor, the interval of compression roller and below bearing roller reduces gradually, wears to establish the filter belt of filter belt conveyor upside between compression roller and the bearing roller, filter belt conveyor carries the end to be equipped with angularly adjustable and scrapes the mud sword, filter belt conveyor below is equipped with the liquid collecting groove, it is equipped with the mud collecting vat to scrape the mud sword below, it still is equipped with rotatory roller to scrape mud sword one side, rotatory roller surface evenly distributed has the brush hair.

Preferably, the filter belt conveying device comprises a driving roller and a driven roller, the two ends of the driving roller and the two ends of the driven roller are arranged at the top of the frame through bearings, the input end of the driving roller is connected with an output shaft of a servo motor, a filter belt is wound between the driving roller and the driven roller, and filter holes are uniformly formed in the surface of the filter belt.

Preferably, the shafts at the two ends of the press roller are mounted at the bottom of the roller frame through bearings, the top of the roller frame is connected with the bottom of the first telescopic device, the top of the first telescopic device is fixed at the top of the support frame, and the shafts at the two ends of the carrier roller are mounted at the side part of the support frame through bearings.

Preferably, both sides of the bottom of the mud scraper are respectively hinged to the end of a cross rod, the end of the cross rod is fixedly connected with the side of the rack, the two cross rods are fixedly connected through a connecting rod, the connecting rod is hinged to the bottom of the second telescopic device, and the top of the second telescopic device is hinged to the lower side of the mud scraper.

Preferably, the shafts at two ends of the rotary roller are erected on the top of the supporting plate through bearings, the bottom of the supporting plate is fixed on the top of the sludge collecting tank, and the input end of the rotary roller is connected with the output shaft of the rotary motor.

Preferably, a baffle is further arranged on one side of the rotary roller, and the bottom of the baffle is fixed to the top of the sludge collecting tank.

The utility model has the beneficial effects that: the device provided by the utility model has the advantages that the dehydration process is carried out by arranging the plurality of compression rollers, so that the dehydration effect of the sludge can be greatly enhanced; the inclination of mud scraper can be changed to the length of adjustment second telescoping device for the brush hair of rotatory roller is pressed close to mud scraper, through the rotatory process of brush hair, can so that mud scraper surface cleans totally, realizes the automatic mesh of cleaning the process to mud scraper surface.

Drawings

FIG. 1 is a schematic view showing the construction of a sludge dehydrating apparatus;

FIG. 2 is a schematic front view of the structure of FIG. 1;

fig. 3 is an enlarged schematic view of the area where the scraper bar of fig. 1 is located.

Detailed Description

The utility model is described in further detail below with reference to the figures and specific embodiments.

As shown in fig. 1 to 3, a sludge dewatering device comprises a filter belt conveying device 1, a plurality of liftable press rollers 2 are arranged above the filter belt conveying device 1, carrier rollers 3 are arranged under the press rollers 2, and the distance between the press rollers 2 and the carrier rollers 3 below is gradually reduced from the conveying front end to the conveying rear end of the filter belt conveying device 1, a filter belt 1.5 on the upper side of the filter belt conveying device 1 is penetrated between the press rollers 2 and the carrier rollers 3, the conveying tail end of the filter belt conveying device 1 is provided with a mud scraper 4 with an adjustable angle, a liquid collecting tank 5 is arranged below the filter belt conveying device 1, a sludge collecting tank 6 is arranged below the mud scraper 4, one side of the mud scraper 4 is also provided with a rotary roller 13, and bristles 14 are uniformly distributed on the surface of the rotary roller 13.

Preferably, the filter belt conveying device 1 comprises a driving roller 1.1 and a driven roller 1.2, the two ends of the driving roller 1.1 and the two ends of the driven roller 1.2 are respectively erected on the top of the frame 1.3 through a bearing, the input end of the driving roller 1.1 is connected with the output shaft of the servo motor 1.4, a filter belt 1.5 is wound between the driving roller 1.1 and the driven roller 1.2, and filter holes 1.6 are uniformly formed in the surface of the filter belt 1.5. After the servo motor 1.4 works, the driving roller 1.1 can be driven to rotate, and then the driven roller 1.2 is driven to rotate through the filter belt 1.5.

Preferably, shafts at two ends of the press roller 2 are mounted at the bottom of the roller frame 7 through bearings, the top of the roller frame 7 is connected with the bottom of the first telescopic device 8, the top of the first telescopic device 8 is fixed at the top of the support frame 9, and the shafts at two ends of the carrier roller 3 are mounted at the side of the support frame 9 through bearings. In this embodiment, through the extension or contraction process of the first expansion device 8, the distance between the compression roller 2 and the lower carrier roller 3 can be adjusted, by arranging a plurality of compression rollers 2, and the distance between each compression roller 2 and the lower carrier roller 3 is adjusted to be different, for example, the embodiment is adjusted from the front conveying end to the rear conveying end, the distance between the compression roller 2 and the lower carrier roller 3 is gradually reduced, so that the water content of the sludge is gradually reduced from the front conveying end to the rear conveying end, if the operation is performed only through a single compression roller 2, the dehydration process is too violent, and the dehydration effect is poor, and the dehydration process is performed through a plurality of compression rollers 2, so that the sludge dehydration effect can be greatly enhanced.

Preferably, both sides of the bottom of the mud scraper 4 are respectively hinged to the end of a cross rod 10, the end of the cross rod is fixedly connected with the side of the frame 1.3, the two cross rods 10 are fixedly connected through a connecting rod 11, the connecting rod 11 is hinged to the bottom of a second telescopic device 12, and the top of the second telescopic device 12 is hinged to the lower side of the mud scraper 4. After the design, can be after every batch sludge dewatering is accomplished, through the length of adjustment second telescoping device 12, can change the inclination of mud scraper 4 for mud scraper 4 presses close to the brush hair 14 of rotatory roller 13, and through the rotation process of brush hair 14, can be so that mud scraper 4 surface cleans totally.

Preferably, shafts at two ends of the rotary roller 13 are erected on the top of a supporting plate 15 through bearings, the bottom of the supporting plate 15 is fixed on the top of the sludge collecting tank 6, and the input end of the rotary roller 13 is connected with the output shaft of a rotary motor 16. When the rotating motor 16 works, the rotating roller 13 can be driven to rotate, so that the bristles 14 rotate, and if the mud scraper 4 is close to the bristles 14 of the rotating roller 13, the surface of the mud scraper 4 can be cleaned.

Preferably, a baffle 17 is further arranged on one side of the rotating roller 13, and the bottom of the baffle 17 is fixed on the top of the sludge collecting tank 6. In the process of rotating and cleaning the brush bristles 14, in order to prevent sludge from splashing out of the sludge collecting tank 6, the baffle 17 is arranged to effectively avoid the problem.

Preferably, the first telescoping device 8 and the second telescoping device 12 in this embodiment can be pneumatic telescoping rods or electric push rods.

The working principle of the embodiment is as follows:

firstly, the sludge to be dewatered is discharged to the surface of the filter belt 1.5 of the filter belt conveying device 1, when the servo motor 1.4 works, the drive roller 1.1 can be driven to rotate, and then the driven roller 1.2 is driven to rotate through the filter belt 1.5, the sludge passes through the filter belt 1.5 and sequentially passes through the plurality of press rollers 2, water in the sludge is extruded out in the extrusion process of the press rollers 2 and the carrier rollers 3, the water enters the liquid collecting tank 5 below through the filter holes 1.6, because the distance between the press rollers 2 and the carrier rollers 3 below is gradually reduced from the front conveying end to the rear conveying end, the water content of the sludge is gradually reduced, when the sludge reaches the tail conveying end, the sludge is scraped by the scraper 4 and falls into the sludge collecting tank 6 below, after each batch of sludge is dewatered, the inclination angle of the scraper 4 can be changed by adjusting the length of the second expansion device 12, in the embodiment, the second telescopic device 12 is extended to make the mud scraper 4 close to the bristles 14 of the rotary drum 13, and the surface of the mud scraper 4 can be cleaned through the rotation process of the bristles 14.

The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and features in the embodiments and examples in the present application may be arbitrarily combined with each other without conflict. The scope of the present invention is defined by the claims, and is intended to include equivalents of the features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the utility model.

Claims

1. The utility model provides a sludge dewatering device, includes filter belt conveyor (1), its characterized in that: the improved sludge scraper is characterized in that a plurality of liftable compression rollers (2) are arranged above the filter belt conveying device (1), carrier rollers (3) are arranged under the compression rollers (2), the front end of the filter belt conveying device (1) is conveyed to the conveying rear end of the filter belt conveying device, the distance between each compression roller (2) and the corresponding carrier roller (3) below is gradually reduced, filter belts (1.5) on the upper sides of the filter belt conveying device (1) are penetrated between each compression roller (2) and the corresponding carrier roller (3), the conveying ends of the filter belt conveying device (1) are provided with angle-adjustable sludge scrapers (4), liquid collecting grooves (5) are arranged below the filter belt conveying device (1), sludge scraping cutters (4) are provided with sludge collecting grooves (6), one sides of the sludge scraping cutters (4) are further provided with rotary rollers (13), and bristles (14) are uniformly distributed on the surfaces of the rotary rollers (13).

2. The sludge dewatering apparatus according to claim 1, wherein: filter belt conveyor (1) includes drive roll (1.1) and driven voller (1.2), frame (1.3) top is all located through the bearing bracket at drive roll (1.1) and driven voller (1.2) both ends, and drive roll (1.1) input and servo motor (1.4) output shaft, around establishing filter belt (1.5) between drive roll (1.1) and driven voller (1.2), filtration pore (1.6) have evenly been seted up on filter belt (1.5) surface.

3. The sludge dewatering apparatus according to claim 1, wherein: the shaft at the two ends of the compression roller (2) is installed at the bottom of the roller frame (7) through a bearing, the top of the roller frame (7) is connected with the bottom of the first telescopic device (8), the top of the first telescopic device (8) is fixed at the top of the support frame (9), and the shaft at the two ends of the carrier roller (3) is installed at the side part of the support frame (9) through a bearing.

4. The sludge dewatering apparatus according to claim 2, wherein: the mud scraper is characterized in that two sides of the bottom of the mud scraper (4) are respectively hinged to the end of a cross rod (10), the end of the cross rod is fixedly connected with the side of the rack (1.3), the two cross rods (10) are fixedly connected through a connecting rod (11), the connecting rod (11) is hinged to the bottom of a second telescopic device (12), and the top of the second telescopic device (12) is hinged to the lower side of the mud scraper (4).

5. The sludge dewatering apparatus according to claim 1, wherein: the shaft at the two ends of the rotary roller (13) is erected on the top of the supporting plate (15) through a bearing, the bottom of the supporting plate (15) is fixed on the top of the sludge collecting tank (6), and the input end of the rotary roller (13) is connected with the output shaft of the rotary motor (16).

6. The sludge dewatering apparatus according to claim 5, wherein: and a baffle (17) is further arranged on one side of the rotary roller (13), and the bottom of the baffle (17) is fixed at the top of the sludge collecting tank (6).