CN216223179U - Municipal sewage filtering device - Google Patents
Municipal sewage filtering device Download PDFInfo
- Publication number
- CN216223179U CN216223179U CN202122807916.6U CN202122807916U CN216223179U CN 216223179 U CN216223179 U CN 216223179U CN 202122807916 U CN202122807916 U CN 202122807916U CN 216223179 U CN216223179 U CN 216223179U
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- filter screen
- scraper
- sealing shell
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- vertical
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- 239000010865 sewage Substances 0.000 title claims abstract description 41
- 238000001914 filtration Methods 0.000 title claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 36
- 239000007787 solid Substances 0.000 claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 238000004140 cleaning Methods 0.000 abstract description 8
- 239000012535 impurity Substances 0.000 description 3
- 230000008676 import Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a municipal sewage filtering device, wherein a filter screen cylinder is arranged in an external sealing shell, a solid residue outlet is formed in the middle of the bottom of the external sealing shell, a liquid outlet is formed between the external sealing shell and the filter screen cylinder at the bottom of the external sealing shell, a scraper is arranged on the inner wall of the filter screen cylinder in a sliding manner and is fixedly connected with a rotating shaft, a spiral push rod is vertically fixed at the lower end of the rotating shaft, the lower end of the spiral push rod is positioned in the solid residue outlet, and the upper end of the rotating shaft is rotatably arranged at the upper end of the external sealing shell and is driven by a rotating shaft driving motor. According to the utility model, the filter screen and the bottom of the shell are automatically cleaned through the vertical scraper and the inclined scraper, and the cone structure at the bottom of the shell is matched with the spiral push rod structure at the lower end of the rotating shaft to automatically discharge solid residues scraped by the scrapers, so that the full automation of filter screen cleaning and residue collection is realized, the cleaning treatment time of the sewage filtering device is greatly saved, and the sewage treatment efficiency is improved.
Description
Technical Field
The utility model relates to a filtering device, in particular to an urban sewage filtering device, belonging to the field of sewage treatment equipment.
Background
Municipal sewage mainly comprises domestic sewage, rainwater collected in rainy days and the like, and the sewage is characterized by containing more solid impurities, so that the solid impurities need to be filtered out firstly when sewage treatment is carried out, and a subsequent sewage treatment link is convenient to carry out. The filtering to sewage among the prior art mainly adopts the filter screen to go on, after filtering a period, just need shut down when solid debris pile up on the filter screen and influence filtration efficiency and clean the filter screen to the solid debris that clean gets off also need handle in addition and collect, and whole process is more time-consuming and energy-consuming, and the efficiency of handling is lower.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an urban sewage filtering device, which can realize automatic cleaning of a filter screen and automatic collection of solid impurities.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model provides an urban sewage filter equipment which characterized in that: contain the external seal casing, the filter screen barrel, the scraper blade, helical coiled rod, the apparatus further comprises a rotating shaft driving motor, the filter screen barrel sets up in the external seal casing, it has the solid residue export to open in the middle of the external seal casing bottom, it has the liquid export to open between external seal casing and the filter screen barrel in external seal casing bottom, the scraper blade slides and sets up on filter screen barrel inner wall and scraper blade and pivot fixed connection, helical coiled rod is vertical to be fixed in the solid residue export that is located at pivot lower extreme and helical coiled rod lower extreme, the pivot upper end is rotated and is set up in external seal casing upper end and by the drive of rotating shaft driving motor.
Further, the external sealing shell is a cylindrical sealing shell, the filter screen cylinder is in a circular tube shape, the lower end of the filter screen cylinder is fixed to the bottom of the external sealing shell, the filter screen cylinder and the external sealing shell are coaxially arranged, the liquid outlet is formed in the bottom of the external sealing shell and is located between the inner wall of the external sealing shell and the outer wall of the filter screen cylinder, and the automatic valve is arranged on the liquid outlet.
Furthermore, the bottom of the external sealing shell, which is positioned on the inner side of the filter screen cylinder body, is of a downward convex cone structure, the solid residue outlet is positioned at the lower end of the cone structure, and the solid residue outlet is provided with an automatic gate valve.
Furthermore, the rotating shaft is arranged at the axis position of the external sealing shell, the upper end of the rotating shaft penetrates out of the upper end face of the external sealing shell to be connected with a rotating shaft driving motor, the rotating shaft driving motor is fixed on a motor support, and the motor support is fixed at the upper end of the external sealing shell.
Further, the scraper blade contains two vertical scraper blades and two slope scraper blades, and two vertical scraper blades slope in the setting of filter screen barrel inner wall and the outside border of vertical scraper blade slides and sets up on filter screen barrel inner wall, and vertical scraper blade passes through the scraper support to be fixed in the pivot and two vertical scraper blades use the pivot to be point symmetry as the center, and two slope scraper blades slide and set up on the inner wall of outside seal housing lower extreme cone structure, the one end and the vertical scraper blade lower extreme fixed connection of slope scraper blade.
Further, the projection of the inclined scraper on the horizontal plane is arranged along the radial direction of the cross section of the cone structure, and the vertical section of the inclined scraper is arranged obliquely to the inner wall of the cone structure and is inclined towards the direction opposite to the rotating direction of the inclined scraper.
Furthermore, a circular connecting sheet is fixed at the lower end of the vertical scraper, the connecting sheet is horizontally arranged, and one end of the inclined scraper is fixed at the lower side of the connecting sheet.
Furthermore, the spiral push rod is arranged along the vertical direction, the upper end of the spiral push rod is coaxially fixed with the lower end of the rotating shaft, and the lower end part of the spiral push rod is positioned in the solid residue outlet.
Compared with the prior art, the utility model has the following advantages and effects: according to the urban sewage filtering device, the filter screen and the bottom of the shell are automatically cleaned through the vertical scraper and the inclined scraper, and the conical structure at the bottom of the shell is matched with the spiral push rod structure at the lower end of the rotating shaft to automatically discharge solid residues scraped by the scrapers, so that the full automation of filter screen cleaning and residue collection is realized, the cleaning time of the sewage filtering device is greatly saved, and the sewage treatment efficiency is improved.
Drawings
FIG. 1 is a sectional view of a municipal sewage filtration apparatus of the utility model.
FIG. 2 is a plan view of a municipal sewage filtration apparatus of the utility model.
Detailed Description
To elaborate on technical solutions adopted by the present invention to achieve predetermined technical objects, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, it is obvious that the described embodiments are only partial embodiments of the present invention, not all embodiments, and technical means or technical features in the embodiments of the present invention may be replaced without creative efforts, and the present invention will be described in detail below with reference to the drawings and in conjunction with the embodiments.
As shown in fig. 1 and 2, the municipal sewage filtering apparatus of the utility model comprises an external sealing shell 1, a filter screen cylinder 2, a scraper, a spiral push rod 3, a rotating shaft 4 and a rotating shaft driving motor 5.
The filter screen cylinder body 2 is arranged in the external sealing shell body 1, the external sealing shell body 1 is a cylindrical sealing shell body, the filter screen cylinder body 2 is in a circular tube shape, the lower end of the filter screen cylinder body 2 is fixed at the bottom of the external sealing shell body 1, and the upper end of the filter screen cylinder body 2 is equal to or slightly lower than the internal height of the external sealing shell body 1. The middle of the bottom of the external sealing shell 1 is provided with a solid residue outlet 9, and the bottom of the external sealing shell 1 is provided with a liquid outlet 6 between the external sealing shell 1 and the filter screen cylinder 2. Filter screen barrel 2 and the coaxial setting of outside sealed casing 1, liquid outlet 6 sets up in outside sealed casing 1 bottom and lie in between 1 inner wall of outside sealed casing and the 2 outer walls of filter screen barrel, is provided with automatic valve 7 on the liquid outlet 6. The bottom of the external sealing shell 1, which is positioned at the inner side of the filter screen cylinder body 2, is a cone structure 11 protruding downwards, the solid residue outlet 9 is positioned at the lower end of the cone structure 11, and the solid residue outlet 9 is provided with an automatic gate valve 10. The scraper blade slides and sets up on 2 inner walls of filter screen barrel and scraper blade and 4 fixed connection of pivot, and 3 vertical fixes of spiral push rod are in 4 lower extremes of pivot and 3 lower extremes of spiral push rod are located solid residue export 9, and 4 upper ends of pivot are rotated and are set up in outside 1 upper ends of seal housing and are driven by pivot driving motor 5. In sewage entered 8 from the sewage import of the external seal casing 1 upper end entered into filter screen barrel 2, sewage entered into the filter screen barrel 2 outside through the sewage after the filtration of filter screen barrel 2, and in the normal sewage treatment process, automatic valve 7 was opened, and the sewage after the filtration directly discharged from liquid outlet 6. When the solid residue that adheres to on filter screen barrel 2 is more and influence sewage treatment efficiency, at first close sewage import 8 and stop intaking, after the liquid row light in the external seal casing 1, close automatic valve 7, open automatic gate valve 10 this moment, thereby it is rotatory that pivot drive motor 5 rotates drive pivot 4 simultaneously, the scraper blade scrapes the solid residue on 2 inner walls of filter screen barrel and the 11 inner walls of cone structure under the drive of pivot and sends into the intermediate position of cone structure 11, the solid residue in the middle of the cone structure 11 is pushed into solid residue export 9 by screw rod 3 and is carried out the ejection of compact, thereby realized the self-cleaning of filter screen barrel and the automatic discharging of solid residue, compare in artifical clean or semi-automatic clean mode, the clear efficiency has been improved greatly, thereby sewage treatment's efficiency has been improved indirectly.
The rotating shaft 4 is arranged at the axis position of the external sealing shell 1, the upper end of the rotating shaft 4 penetrates out of the upper end surface of the external sealing shell 1 to be connected with the rotating shaft driving motor 5, the rotating shaft driving motor 5 is fixed on the motor support 12, and the motor support 12 is fixed at the upper end of the external sealing shell 1.
The scraper blade contains two vertical scraper blades 13 and two slope scraper blades 14, and two vertical scraper blades 13 are inclined to 2 inner walls of filter screen barrel and are set up on 2 inner walls of filter screen barrel in that the outside border of vertical scraper blade 13 slides, and vertical scraper blade 13 passes through scraper blade support 15 to be fixed on pivot 4 and two vertical scraper blades 13 use pivot 4 to be point symmetry as the center, and scraper blade support 15 contains two and is located vertical scraper blade 13's upper and lower both ends respectively. Two inclined scrapers 14 are arranged on the inner wall of the conical structure 11 at the lower end of the outer sealing shell 1 in a sliding manner, and one end of each inclined scraper 14 is fixedly connected with the lower end of the vertical scraper 13. The projection of the inclined scraper 14 on the horizontal plane is arranged along the radial direction of the cross section of the cone structure 11, and the vertical section of the inclined scraper 14 is arranged obliquely to the inner wall of the cone structure 11 and is inclined towards the direction opposite to the rotating direction of the inclined scraper 14, so that solid residues attached to the inner wall of the cone structure 11 can be conveniently removed. The lower extreme of vertical scraper blade 13 is fixed with a circular shape connection piece 16, and connection piece 16 level sets up, and the downside at connection piece 16 is fixed to the one end of slope scraper blade 14, because the link plate slope and the direction of vertical scraper blade 13 and slope scraper blade 14 all are different, carry out transitional coupling through the connection piece.
The spiral push rod 3 is arranged along the vertical direction, the upper end of the spiral push rod 3 is coaxially fixed with the lower end of the rotating shaft 4, and the lower end part of the spiral push rod 3 is positioned in the solid residue outlet 9. The bolt push rod 3 can be fixed with the rotating shaft 4 through a coupler or can be directly welded and fixed.
According to the urban sewage filtering device, the filter screen and the bottom of the shell are automatically cleaned through the vertical scraper and the inclined scraper, and the conical structure at the bottom of the shell is matched with the spiral push rod structure at the lower end of the rotating shaft to automatically discharge solid residues scraped by the scrapers, so that the full automation of filter screen cleaning and residue collection is realized, the cleaning time of the sewage filtering device is greatly saved, and the sewage treatment efficiency is improved.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (8)
1. The utility model provides an urban sewage filter equipment which characterized in that: contain the external seal casing, the filter screen barrel, the scraper blade, helical coiled rod, the apparatus further comprises a rotating shaft driving motor, the filter screen barrel sets up in the external seal casing, it has the solid residue export to open in the middle of the external seal casing bottom, it has the liquid export to open between external seal casing and the filter screen barrel in external seal casing bottom, the scraper blade slides and sets up on filter screen barrel inner wall and scraper blade and pivot fixed connection, helical coiled rod is vertical to be fixed in the solid residue export that is located at pivot lower extreme and helical coiled rod lower extreme, the pivot upper end is rotated and is set up in external seal casing upper end and by the drive of rotating shaft driving motor.
2. The municipal sewage filtration apparatus according to claim 1, wherein: the outer sealing shell is a cylindrical sealing shell, the filter screen cylinder is in a circular tube shape, the lower end of the filter screen cylinder is fixed to the bottom of the outer sealing shell, the filter screen cylinder and the outer sealing shell are coaxially arranged, the liquid outlet is formed in the bottom of the outer sealing shell and located between the inner wall of the outer sealing shell and the outer wall of the filter screen cylinder, and the automatic valve is arranged on the liquid outlet.
3. The municipal sewage filtration apparatus according to claim 2, wherein: the bottom of the external sealing shell, which is positioned at the inner side of the filter screen cylinder body, is of a downward convex cone structure, the solid residue outlet is positioned at the lower end of the cone structure, and the solid residue outlet is provided with an automatic gate valve.
4. The municipal sewage filtration apparatus according to claim 3, wherein: the pivot sets up the axle center position at outside sealed casing, and the upper end of pivot is worn out outside sealed casing upper end terminal surface and is connected with pivot driving motor, and pivot driving motor fixes on the motor support, and the motor support is fixed in the upper end of outside sealed casing.
5. The municipal sewage filtration apparatus according to claim 3, wherein: the scraper blade contains two vertical scraper blades and two slope scraper blades, and two vertical scraper blades are inclined to filter screen barrel inner wall setting and the outside border of vertical scraper blade slides and sets up on filter screen barrel inner wall, and vertical scraper blade passes through the scraper support to be fixed in the pivot and two vertical scraper blades use the pivot to be point symmetry as the center, and two slope scraper blades slide and set up on the inner wall of externally sealed housing lower extreme cone structure, the one end and the vertical scraper blade lower extreme fixed connection of slope scraper blade.
6. The municipal sewage filtration apparatus according to claim 5, wherein: the projection of the inclined scraper on the horizontal plane is arranged along the radial direction of the cross section of the cone structure, and the vertical section of the inclined scraper is inclined to the inner wall of the cone structure and is inclined towards the direction opposite to the rotating direction of the inclined scraper.
7. The municipal sewage filtration apparatus according to claim 6, wherein: a circular connecting sheet is fixed at the lower end of the vertical scraper and horizontally arranged, and one end of the inclined scraper is fixed at the lower side of the connecting sheet.
8. The municipal sewage filtration apparatus according to claim 4, wherein: the spiral push rod is arranged along the vertical direction, the upper end of the spiral push rod is coaxially fixed with the lower end of the rotating shaft, and the lower end part of the spiral push rod is positioned in the solid residue outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122807916.6U CN216223179U (en) | 2021-11-17 | 2021-11-17 | Municipal sewage filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122807916.6U CN216223179U (en) | 2021-11-17 | 2021-11-17 | Municipal sewage filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216223179U true CN216223179U (en) | 2022-04-08 |
Family
ID=80943598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122807916.6U Active CN216223179U (en) | 2021-11-17 | 2021-11-17 | Municipal sewage filtering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216223179U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115090050A (en) * | 2022-07-07 | 2022-09-23 | 华能昌邑风力发电有限公司 | Intermittent type formula mediation cleaning mechanism of wind turbine generator system fin filter screen |
-
2021
- 2021-11-17 CN CN202122807916.6U patent/CN216223179U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115090050A (en) * | 2022-07-07 | 2022-09-23 | 华能昌邑风力发电有限公司 | Intermittent type formula mediation cleaning mechanism of wind turbine generator system fin filter screen |
| CN115090050B (en) * | 2022-07-07 | 2023-09-05 | 华能昌邑风力发电有限公司 | Intermittent dredging and cleaning mechanism for wind turbine radiating fin filter screen |
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