CN215276127U

CN215276127U - Scroll type filter

Info

Publication number: CN215276127U
Application number: CN202121168419.XU
Authority: CN
Inventors: 张廷爱; 陈俊杰; 尤运文; 蔡致勋; 杨艺姣
Original assignee: China Construction Fourth Engineering Division Corp Ltd; China Construction Fourth Bureau First Construction Engineering Co Ltd
Current assignee: China Construction Fourth Engineering Division Corp Ltd; China Construction Fourth Bureau First Construction Engineering Co Ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-12-24
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a scroll filter. Comprises a rotating shaft (1); the upper part of the rotating shaft is provided with a hexagonal connecting disc (2) which is connected with an outer filter cylinder (4) through a group of upper pull rods (3); the middle part of the rotating shaft is provided with a group of discs (5) which are connected with a group of inner steel wire brushes (6); the lower part of the rotating shaft is provided with a fixed hub cover (7); the periphery of the fixed hub cover is uniformly provided with lower pull rods (8); a bottom wire brush (9) is arranged above the lower pull rod; a filter screen (10) is arranged in the outer filter cylinder, and one end of the filter screen is welded with the inner filter cylinder (11); the filter element assembly comprises an inner filter cylinder; the upper end and the lower end of the inner filter cylinder are connected with a bearing (13) on the rotating shaft through a connecting rod (12); a disc punching plate (14) is welded on the excircle at the bottom of the inner filter cylinder; outer steel wire brushes (15) are uniformly distributed on the inner circle of the outer filter cylinder and are welded with the other end of the filter screen. The utility model discloses a scroll filter has effectively improved the efficiency and the filter effect that the filter handled building sewage, reduces the turbidity of water in order to reach emission standard.

Description

Scroll type filter

Technical Field

The utility model relates to a scroll filter belongs to building sewage treatment technical field.

Background

The drainage of muddy water, rainwater and underground water is everywhere in the pile foundation construction and earthwork excavation stages of the building industry. The construction sewage needs to be discharged in time, otherwise the construction process is seriously influenced. The prior art adopts a water collecting well and intercepting drain open drainage mode. The specific method is that a water collecting well is arranged at intervals around a construction site or a foundation pit, sewage is firstly concentrated and guided to a three-stage sedimentation tank at the end, and then is connected to a municipal pipe network after sedimentation and filtration and then is discharged to a municipal rainwater and sewage pipeline. The building wastewater after circulating precipitation in the prior art can not reach the national discharge standard. With the increasing of the national environmental governance, the construction industry is actively pushing the construction requirements of green construction and ecological civilization construction. The sewage which can not reach the national discharge standard is not discharged, so the existing sewage treatment needs to be modified.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a scroll filter to improve sewage treatment quality and efficiency, reduce the turbidity of water in order to reach the emission standard of national regulation, thereby satisfy green construction requirement and overcome prior art not enough.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model relates to a scroll filter, which comprises a rotating shaft; the upper part of the rotating shaft is provided with a hexagonal connecting disc which is connected with the outer filter cylinder through a group of upper pull rods; the middle part of the rotating shaft is provided with a group of discs which are connected with a group of inner steel wire brushes; the lower part of the rotating shaft is provided with a fixed hub cover; the periphery of the fixed hub cover is uniformly provided with lower pull rods; a bottom wire brush is arranged above the lower pull rod; a filter screen is arranged in the outer filter cylinder, and one end of the filter screen is welded with the inner filter cylinder; the filter element assembly comprises an inner filter cylinder; the upper end and the lower end of the inner filter cylinder are connected with a bearing on the rotating shaft through a connecting rod; a disc punching plate is welded on the excircle at the bottom of the inner filter cylinder; outer steel wire brushes are uniformly distributed in the inner circle of the outer filter cylinder, and the upper end and the lower end of each outer steel wire brush are connected with the other end of the filter screen through a connecting plate.

In the scroll filter, the filter screen is similar to a right-angled trapezoid structure, and comprises a frame, and a steel wire mesh is arranged in the frame; the group of filter screens are arranged between the outer steel wire brush and the outer circle of the inner filter cylinder in a plum blossom shape.

In the scroll filter, the upper pull rod is in a wedge-shaped plate structure, two ends of the upper pull rod are respectively provided with a right-angle hem, the right-angle hem at the small end of the upper pull rod is connected with the inner wall of the top of the outer filter cylinder by a screw, and the right-angle hem at the large end of the upper pull rod is connected with the side surface of the inner hexagonal connecting disc by a screw; the hexagonal connecting disc is in threaded connection with the rotating shaft.

In the scroll filter, a fixed hub cover at the lower part of the rotating shaft is connected with the rotating shaft through a positioning nut; a bearing is arranged in the fixed hub cover; the lower pull rods uniformly distributed around the fixed hub cover are provided with brush grooves, and the brush grooves are provided with bottom steel wire brushes.

In the scroll filter, the outer filter cartridge, the inner filter cartridge, the outer steel wire brush and the disc punching plate are uniformly provided with filter holes.

Since the technical scheme is used, the utility model discloses compare with prior art, the utility model discloses a vortex type filter has the colating simultaneously and strains the function with thin, can carry out twice to building sewage and filter, reduces the turbidity of water in order to reach national regulation's emission standard. The vortex filter is driven to rotate by the motor, so that sewage forms vortex-shaped flow in the primary sedimentation tank and the vortex filter, the impurities with larger particles are firstly separated from slurry under the action of centrifugal force, and the impurities with finer particles are secondarily filtered through fine filtering, so that the filtering quality is improved, and the filtering efficiency is also effectively improved. The device has the characteristics of small volume, convenient installation and repeated turnover use. Meets the construction requirements of environmental protection.

Drawings

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

FIG. 2 is a three-dimensional cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of the connection of the hexagonal connection disc with the outer filter cartridge via the upper pull rod;

FIG. 4 is a schematic view of a screen construction;

FIG. 5 is a schematic view of a filter cartridge comprised of an inner cartridge, a screen, an outer wire brush and a disc punch plate;

fig. 6 is a schematic view of the rotary shaft and a connecting part with the rotary shaft.

The figures are labeled as follows: 1-rotating shaft, 2-hexagonal connecting disc, 3-upper pull rod, 4-outer filter cylinder, 5-disc, 6-inner steel wire brush, 7-fixed hub cover, 8-lower pull rod, 9-bottom steel wire brush, 10-filter screen, 11-inner filter cylinder, 12-connecting rod, 13-bearing, 14-disc punching plate, 15-outer steel wire brush, 16-frame, 17-steel wire mesh, 18-positioning nut, 19-brush groove, 21-filter hole and 22-connecting plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

The scroll filter of the present invention, as shown in fig. 1 and 2, comprises a rotating shaft 1; the upper part of the rotating shaft 1 is provided with a hexagonal connecting disc 2, and the hexagonal connecting disc 2 is connected with an outer filter cylinder 4 through a group of upper pull rods 3; a group of discs 5 are arranged in the middle of the rotating shaft 1, and the discs 5 are connected with a group of inner steel wire brushes 6; the lower part of the rotating shaft 1 is provided with a fixed hub cover 7; the periphery of the fixed hub cover 7 is uniformly provided with lower pull rods 8; a bottom wire brush 9 is arranged above the lower pull rod 8; a filter screen 10 is arranged in the outer filter cylinder 4, and one end of the filter screen 10 is welded with the inner filter cylinder 11; the filter element assembly 10 includes an inner filter cartridge 11; the upper end and the lower end of the inner filter cylinder 11 are connected with a bearing 13 on the rotating shaft 1 through a connecting rod 12; a disc punching plate 14 is welded on the excircle at the bottom of the inner filter cylinder 11; outer steel wire brushes 15 are uniformly distributed on the inner circle of the outer filter cylinder 4, and the upper end and the lower end of each outer steel wire brush 15 are connected with the other end of the filter screen 10 through a connecting plate 22.

As shown in fig. 4, the filter screen 10 is similar to a right trapezoid structure, the filter screen 10 includes a frame 16, and a steel wire mesh 17 is disposed in the frame 16; as shown in fig. 5, a group of filter screens 10 are arranged between the outer wire brush 15 and the outer circle of the inner filter cartridge 11 in a plum blossom shape as shown in fig. 5. The outer filter cartridge 4, the inner filter cartridge 11, the outer steel wire brush 15 and the disc punching plate 14 are uniformly provided with filter holes 21.

As shown in fig. 3, the upper pull rod 3 is in a wedge-shaped plate structure, both ends of the upper pull rod 3 are provided with right-angled hems, the right-angled hem at the small end of the upper pull rod 3 is connected with the inner wall at the top of the outer filter cylinder 4 by a screw, and the right-angled hem at the large end of the upper pull rod 3 is connected with the side surface of the inner hexagonal connecting disc 2 by a screw; the hexagonal connecting disc 2 is in threaded connection with the rotating shaft 1.

As shown in fig. 6, the fixed hub cover 7 at the lower part of the rotating shaft 1 is connected with the rotating shaft 1 through a positioning nut 18; a bearing 13 is arranged in the fixed hub cover 7; brush grooves 19 are arranged on the lower pull rods 8 uniformly distributed on the periphery of the fixed hub cover 7, and bottom steel wire brushes 9 are arranged in the brush grooves 19.

In specific implementation, as shown in fig. 1 to 3, a thread is processed on the upper part of the rotating shaft 1, and the hexagonal connecting disc 2 is connected with the thread on the rotating shaft 1. The hexagonal connecting disc 2 is connected with the outer filter cylinder 4 by an upper pull rod 3. The shape of the upper pull rod 3 is a wedge-shaped plate structure, the two ends of the upper pull rod 3 are both provided with right-angle folded edges, the right-angle folded edge of the small end of the upper pull rod 3 is connected with the inner wall of the top of the outer filter cylinder 4 through screws, and the right-angle folded edge of the large end of the upper pull rod 3 is connected with the side face of the inner hexagonal connecting disc 2 through screws. The middle part of the rotating shaft 1 is provided with a group of discs 5, connecting holes are drilled on the discs 5, and the connecting holes are connected with an inner steel wire brush 6 through bolts. The lower part of the rotating shaft 1 is provided with a positioning nut 18, a fixed hub cover 7 is arranged below the positioning nut 18, lower pull rods 8 are welded around the fixed hub cover 7, the top surface of each lower pull rod 8 is provided with a brush groove 19, and the brush groove 19 is provided with a bottom steel wire brush 9. The other end of the lower pull rod 8 is connected with the outer filter cylinder 4.

The filter screen 10 is shown in fig. 4 and comprises a steel wire mesh 17, and a frame 16 is arranged around the steel wire mesh 17. The inner side of the frame 16 is connected with the inner filter cylinder 11. As shown in fig. 5, the inner filter cartridge 11 is a stainless steel member. The upper end and the lower end of the inner filter cylinder 11 are respectively connected with a bearing 13 on the rotating shaft 1 through a connecting rod 12. The outer side edge of the filter screen 10 is provided with a steel wire brush 15; the two ends of the outer wire brush 15 are connected with the filter screen 10 through connecting plates 22 (see the connecting plates in figure 1). A disc punching plate 14 is arranged at the bottom of the quincunx-shaped arranged filter screen 10; the disc punching plate 14 is welded with the bottom of the filter screen 10 arranged in a plum blossom shape.

The utility model discloses a scroll filter has effectively improved efficiency and the filter effect that the filter handled building sewage, can high-efficiently get rid of impurity such as suspended solid, colloid, particulate matter in the aquatic, reduces the turbidity of water in order to reach emission standard. The utility model has the characteristics of small, simple to operate can repeatedly have enough to meet the need the use. Meets the construction requirements of environmental protection.

Claims

1. A scroll filter includes a rotating shaft (1); the method is characterized in that: the upper part of the rotating shaft (1) is provided with a hexagonal connecting disc (2), and the hexagonal connecting disc (2) is connected with an outer filter cylinder (4) through a group of upper pull rods (3); a group of discs (5) are arranged in the middle of the rotating shaft (1), and the discs (5) are connected with a group of inner steel wire brushes (6); a fixed hub cover (7) is arranged at the lower part of the rotating shaft (1); the periphery of the fixed hub cover (7) is uniformly provided with lower pull rods (8); a bottom wire brush (9) is arranged above the lower pull rod (8); a filter screen (10) is arranged in the outer filter cylinder (4), and one end of the filter screen (10) is welded with the inner filter cylinder (11); the filter element assembly comprises an inner filter cartridge (11); the upper end and the lower end of the inner filter cylinder (11) are connected with a bearing (13) on the rotating shaft (1) through a connecting rod (12); a disc punching plate (14) is welded on the excircle of the bottom of the inner filter cylinder (11); outer steel wire brushes (15) are uniformly distributed on the inner circle of the outer filter cylinder (4), and the upper end and the lower end of each outer steel wire brush (15) are connected with the other end of the filter screen (10) through connecting plates (22).

2. The scroll filter of claim 1, wherein: the filter screen (10) is similar to a right-angled trapezoid structure, the filter screen (10) comprises a frame (16), and a steel wire mesh (17) is arranged in the frame (16); a group of filter screens (10) are arranged between the outer wire brush (15) and the outer circle of the inner filter cylinder (11) in a plum blossom shape.

3. The scroll filter of claim 1, wherein: the upper pull rod (3) is in a wedge-shaped plate structure, two ends of the upper pull rod (3) are respectively provided with a right-angle folded edge, the right-angle folded edge at the small end of the upper pull rod (3) is connected with the inner wall of the top of the outer filter cylinder (4) through a screw, and the right-angle folded edge at the large end of the upper pull rod (3) is connected with the side surface of the inner hexagonal connecting disc (2) through a screw; the hexagonal connecting disc (2) is in threaded connection with the rotating shaft (1).

4. The scroll filter of claim 1, wherein: the fixed hub cover (7) at the lower part of the rotating shaft (1) is connected with the rotating shaft (1) through a positioning nut (18); a bearing (13) is arranged in the fixed hub cover (7); the lower pull rods (8) uniformly distributed around the fixed hub cover (7) are provided with brush grooves (19), and the brush grooves (19) are provided with bottom steel wire brushes (9).

5. The scroll filter of claim 2, wherein: and the outer filter cartridge (4), the inner filter cartridge (11), the outer steel wire brush (15) and the disc punching plate (14) are uniformly provided with filter holes (21).