CN209934226U

CN209934226U - Centrifugal roller filtering device for chemical polymerization process wastewater

Info

Publication number: CN209934226U
Application number: CN201920518267.8U
Authority: CN
Inventors: 杨俊�; 杨荣超
Original assignee: Jiangsu Chaoqun Mechanical Technology Development Co Ltd
Current assignee: Jiangsu Chaoqun Mechanical Technology Development Co Ltd
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2020-01-14
Anticipated expiration: 2029-04-17

Abstract

The utility model relates to a chemical industry waste water's filter equipment, especially a chemical industry polymerization process waste water's centrifugal cylinder filter equipment. The filter drum mainly comprises a box body (17), a filter drum (10), a motor (2) and a main shaft (18), wherein the motor (2) drives the main shaft (18) to drive the filter drum (10) to rotate. The top end of the box body (17) is provided with a back washing device with a high-pressure nozzle (12), and an L-shaped slag receiving groove (8) is suspended on the end plate at the outer side of the box body (17). The tank body of the L-shaped slag receiving tank (8) is suspended into the inner cavity of the filter roller (10), and waste slag in the filter roller (10) can be discharged out of the tank body in time through the slag discharge hopper (7). Its advantages are reasonable structure, not easy blocking, high purifying rate and efficiency of waste water, and high recovery and reuse rate of waste water.

Description

Centrifugal roller filtering device for chemical polymerization process wastewater

Technical Field

The utility model relates to a filter device in chemical polymerization process equipment, in particular to a centrifugal roller filter device for chemical polymerization process wastewater. The on-line filtration treatment can be carried out on the process wastewater such as cooling water, granulating water and the like in the chemical polymerization process, and the process wastewater is recycled.

Background

In the polymerization process of chemical industry, food and chemical fiber raw materials, a large amount of process wastewater, such as cooling water, granulating water and the like, can be generated, and the used process wastewater contains a large amount of impurities, such as polymers and the like, and can be recycled after strict filtration treatment.

At present, in chemical polymerization process equipment, no special mechanical filter device is provided, and only at a waste water outlet of system equipment, non-woven fabrics are adopted for simple filtration. Although the method is simple, the material consumption is very serious, and the used non-woven fabric is difficult to treat and pollutes the environment; and the non-woven fabrics are easy to block, the filtering effect is poor, and the filtered water can only be discharged and cannot be recycled.

Disclosure of Invention

The utility model aims to solve the technical problem that overcomes prior art exists, provides a centrifugal cylinder filter equipment of chemical industry polymerization process waste water, can insert chemical industry equipment's production facility bus, realizes not shutting down on-line filtration, and rational in infrastructure, and the purifying rate is high, makes waste water can retrieve and recycle.

The utility model adopts the technical proposal that the device comprises a box body 17, a filtering roller 10, a motor 2 and a main shaft 18, wherein the box body 17 is internally separated into a roller box 14 and a transmission box 19, and the two boxes are relatively sealed; the main shaft 18 and the motor 2 are arranged in the transmission case 19; filter cylinder 10 locates in drum box 14 to support and drive through the flange 15 of axle head by main shaft 18, be equipped with waste water entry 6, waste residue export 5 and water purification export 3 on the box 17, its characterized in that: a back washing device is arranged on the box body 17 at the inner side of the roller box 14; an L-shaped slag receiving groove 8 is fixedly suspended on an end plate at the outer side of the box body of the roller box 14, and the groove body of the L-shaped slag receiving groove 8 is suspended into the inner cavity of the filtering roller 10; a waste water pipeline 4 and a slag discharge hopper 7 are also arranged on the end plate outside the box body of the roller box 14, and the waste water pipeline 4 is directly introduced into the sieve cylinder of the filtering roller 10; the notch of the L-shaped slag receiving groove 8 is arranged corresponding to the funnel mouth of the slag discharging hopper 7 up and down.

The back washing device comprises a high-pressure water pipe 11, a high-pressure nozzle 12 and a back washing high-pressure pump set 22, wherein the high-pressure nozzle 12 is arranged on the high-pressure water pipe 11 and is fixed on a box body at the inner side of the roller box 14; the high-pressure water pipe 11 is externally connected with a back-washing high-pressure pump set 22 through a pipe joint on the water inlet 9 and a water pipe.

The L-shaped slag receiving groove 8 is fixed on a side box plate of the box body 17 by a side plate at the groove end, and an included angle alpha between a bottom plate of the L-shaped slag receiving groove 8 and the side plate at the groove end is 45-80 degrees, so that slag materials can automatically and quickly slide into the slag discharging hopper 7 under the action of gravity.

The filter drum 10 is composed of a drum steel frame and a stainless steel screen.

The main shaft 18 is supported by a bracket 21 in the transmission case 19 and is driven by the motor 2 through the chain 1.

One or more groups of back washing devices are arranged on the box body 17 at the inner side of the roller box 14, if the back washing devices are one group, the back washing devices are arranged in the center of the top of the box body 17 of the roller box 14; if more than two sets of backwashing devices are adopted, the backwashing devices are relatively intensively and uniformly arranged on the inner wall of the box body 17 at the outer side of the upper semicircle of the filtering roller 10.

The box body 17 is also provided with an observation window 13.

Compared with the prior art, the centrifugal roller has the advantages of reasonable structure, no material consumption and low use cost due to the design of the centrifugal roller; the outer side of the centrifugal roller is washed on line at high pressure by adopting a high-pressure nozzle, the problem of easy blockage is solved, the purification rate and the working efficiency are high, and the solid matters such as polymeric particles, powder, suspended matters and the like in the wastewater can be effectively separated, so that the process wastewater reaches the standard of recycling. The device can be connected into an equipment bus of chemical polymerization process equipment to realize non-stop on-line filtration.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a left side view of FIG. 1;

fig. 4 is a perspective view of the L-shaped slag receiving groove 8 in fig. 1.

Reference numbers in the figures: 1-chain, 2-motor, 3-purified water outlet, 4-waste water pipeline, 5-waste residue outlet, 6-waste water inlet, 7-slag discharging hopper, 8-L-shaped slag receiving groove, 9-water inlet, 10-filtering roller, 11-high pressure water pipe, 12-high pressure nozzle, 13-observation window, 14-roller box, 15-connecting flange, 16-sealing device, 17-box body, 18-main shaft, 19-transmission box, 20-bearing seat, 21-bracket and 22-back-flushing high pressure pump set. The included angle between the bottom plate of the alpha-L-shaped slag receiving groove and the side plate of the groove end.

Detailed Description

The embodiments of the present invention will be further described with reference to the accompanying drawings.

The utility model discloses mainly constitute by box 17, filter cylinder 10, motor 2 and main shaft 18. The box body 17 is internally divided into a roller box 14 and a transmission box 19, and the two boxes are arranged in a closed manner. The transmission box 19 is mainly used for placing transmission components such as a motor, a main shaft 18, a transmission chain 1 and the like; the roller box 14 is mainly used for arranging the rotary rolling filter roller 10. The motor 2 drives the main shaft 18 to rotate through the chain 1, and then the main shaft 18 drives the filtering roller 10 to rotate.

The main shaft 18 is supported in the transmission case 19 by brackets 21 and bearing blocks 20 at both ends of the shaft, and is driven by the motor 2 through the chain 1. The shaft end of the main shaft 18 passes through the transmission case 19, extends into the roller case 14, is fixedly connected with the filtering roller 10 through the connecting flange 15, and drives the filtering roller 10 to rotate. In order to ensure the sealing performance between the two boxes and prevent the sewage in the roller box 14 from corroding the transmission parts in the transmission box 19, a stuffing type sealing device 16 is arranged between a main shaft 18 and a middle partition plate of the box body 17.

The end surface of the outer side of the box body of the roller box 14 is provided with a waste water pipeline 4, a slag discharging hopper 7 and an L-shaped slag receiving groove 8, the waste water pipeline 4 is arranged at the lower part of the outer side of the box body of the roller box 14, and the waste water pipeline 4 is provided with a waste water inlet 6. The slag discharge hopper 7 is arranged around the waste water pipeline 4, a funnel part at the upper part of the slag discharge hopper is arranged at the upper part of the waste water pipeline 4, a pipeline part at the lower part of the slag discharge hopper is downwards arranged around the waste water pipeline 4, and the waste slag outlet 5 is arranged at the bottom of the pipeline. The bottom of the box body inside the roller box 14 is also provided with a purified water outlet 3.

The L-shaped slag receiving groove 8 is fixed on the upper part of a side plate of a box body 17 outside the roller box 14 in a suspension way. The side plate of the tank end is fixed on the side box plate of the tank body 17 through a screw in a way of being vertical to the ground, and the tank body of the transverse long tank is suspended into the inner cavity of the filter roller 10 so as to timely receive the slag falling from the filter roller 10 and send the slag into the slag discharge hopper 7 for discharge. In particular, the included angle alpha between the bottom plate of the L-shaped slag receiving groove 8 and the side plate at the groove end is 45-80 degrees. That is, the bottom plate of the long groove of the L-shaped slag receiving groove 8 is tilted upwards at an angle of 10-45 degrees with the horizontal line, so that the inside of the roller box 14 of the L-shaped slag receiving groove 8 is of a structure with a high inside and a low outside, and the notch of the L-shaped slag receiving groove 8 and the funnel opening of the slag discharge hopper 7 at the lower end are arranged up and down correspondingly, so that the solid waste slag falling in the L-shaped slag receiving groove 8 can automatically and quickly slide into the slag discharge hopper 7 under the action of gravity and is discharged from the waste slag outlet 5.

The utility model discloses there is the back flush unit in the outside top of filter cylinder 10 still, fixes on the box of drum box 14 inboard, mainly comprises high-pressure water pipe 11, high-pressure nozzle 12 and back flush high-pressure pump package 22. The high pressure water pipe 11 is provided with high pressure nozzles 12, and is fixed to a casing inside the drum casing 14 through the high pressure water pipe 11. The water inlet 9 of the high-pressure water pipe 11 is externally connected with a back-washing high-pressure pump set 22 through a pipe joint and a water pipe. A backwash high-pressure pump unit 22 is provided outside the tank 17.

One or more sets of backwashing devices can be arranged on the box body 17 at the inner side of the roller box 14 according to requirements. In the case of a set of back-flushing devices, it is arranged at the top center of the tank body 17 of the roller tank 14. If the filter drum is a plurality of groups of backwashing devices, the backwashing devices can be relatively intensively and uniformly arranged on the inner wall of the box body 17 at the outer side of the upper semicircle of the filter drum 10, so that the filter drum 10 is ensured to be impacted by sufficient high pressure, waste residues fall into the L-shaped residue receiving groove 8, and the filter drum 10 is prevented from being blocked. The utility model provides an attached drawing only provided with a group of backwashing devices.

The filtering roller 10 is an assembly formed by welding a roller steel frame and a stainless steel screen, is suspended in the roller box 14 and is directly driven by a main shaft 18.

For convenient maintenance, the box body 17 is also provided with an observation window 13.

Claims

1. The centrifugal roller filtering device for the chemical fiber spinning process wastewater comprises a box body (17), a filtering roller (10), a motor (2) and a main shaft (18), wherein a roller box (14) and a transmission box (19) are separated in the box body (17), and the two boxes are relatively sealed; the main shaft (18) and the motor (2) are arranged in the transmission case (19); filter cylinder (10) and locate in drum case (14) to support and drive through flange (15) of axle head by main shaft (18), be equipped with waste water entry (6), waste residue export (5) and water purification export (3), its characterized in that on box (17): a back washing device is arranged on the box body 17 at the inner side of the roller box 14; an L-shaped slag receiving groove (8) is fixed on an end plate on the outer side of the box body of the roller box (14) in a suspension manner, and the groove body of the L-shaped slag receiving groove (8) is suspended and extended into the inner cavity of the filtering roller (10); a waste water pipeline (4) and a slag discharge hopper (7) are also arranged on the outer side end plate of the box body of the roller box 14, and the waste water pipeline (4) is directly introduced into a screen cylinder of the filtering roller (10); the notch of the L-shaped slag receiving groove (8) is vertically and correspondingly arranged with the funnel opening of the slag discharge hopper (7).

2. The centrifugal roller filtering device for the chemical fiber spinning process wastewater as claimed in claim 1, characterized in that: the back washing device comprises a high-pressure water pipe (11), high-pressure nozzles (12) and a back washing high-pressure pump set (22), wherein the high-pressure nozzles (12) are arranged on the high-pressure water pipe (11) and are fixed on a box body on the inner side of the roller box (14); the high-pressure water pipe (11) is externally connected with a back-washing high-pressure pump set (22) through a pipe joint on the water inlet (9) and the water pipe.

3. The centrifugal roller filtering device for the chemical fiber spinning process wastewater as claimed in claim 1 or 2, characterized in that: the L-shaped slag receiving groove (8) is fixed on a side box plate of the box body (17) by a side plate at the groove end, which is perpendicular to the ground, and an included angle alpha between a bottom plate of the L-shaped slag receiving groove (8) and the side plate at the groove end is 45-80 degrees, so that slag materials can automatically and rapidly slide into the slag discharging hopper (7) under the action of gravity.

4. The centrifugal roller filtering device for the chemical fiber spinning process wastewater as claimed in claim 1 or 2, characterized in that: the filtering roller (10) is composed of a roller steel frame and a stainless steel screen.

5. The centrifugal roller filtering device for the chemical fiber spinning process wastewater as claimed in claim 1 or 2, characterized in that: the main shaft (18) is supported in the transmission case (19) by a bracket (21) and is driven by the motor (2) through the chain (1).

6. The centrifugal roller filtering device for the chemical fiber spinning process wastewater as claimed in claim 1 or 2, characterized in that: one or more groups of back washing devices are arranged on the box body (17) at the inner side of the roller box (14), if the back washing devices are one group of back washing devices, the back washing devices are arranged in the center of the top of the box body (17) of the roller box (14); if the backwashing device is more than two groups, the backwashing devices are relatively intensively and uniformly arranged on the inner wall of the box body (17) at the outer side of the upper semicircle of the filtering roller (10).

7. The centrifugal roller filtering device for the chemical fiber spinning process wastewater as claimed in claim 1 or 2, characterized in that: the box body (17) is also provided with an observation window (13).