CN215592715U - Sewage treatment aeration tank convenient to clearance froth - Google Patents
Sewage treatment aeration tank convenient to clearance froth Download PDFInfo
- Publication number
- CN215592715U CN215592715U CN202121063500.1U CN202121063500U CN215592715U CN 215592715 U CN215592715 U CN 215592715U CN 202121063500 U CN202121063500 U CN 202121063500U CN 215592715 U CN215592715 U CN 215592715U
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- filter screen
- filter
- scraper
- sewage treatment
- aeration tank
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The utility model relates to the technical field of aeration tanks, in particular to a sewage treatment aeration tank convenient for cleaning floating foam, which comprises a tank body, a filter screen and a driving mechanism, wherein the filter screen is used for salvaging the floating foam in the tank body, the driving mechanism is used for driving the filter screen and the tank body to move relatively, the filter screen comprises a filter frame and a filter bag, the filter screen is connected to the driving mechanism through the filter frame, a scraper is movably arranged in the filter bag, the scraper is attached to the inner wall of the filter screen, when the floating foam is salvaged by the filter screen, the scraper is positioned at the innermost side of the filter bag, a traction rope is arranged on the scraper, and the traction rope is used for pulling the scraper out of the filter bag. The filter screen is driven to move in the pool in a mechanical mode, so that floating foam in the pool can be conveniently and comprehensively salvaged; the filter screen is connected with the driving mechanism in a movable splicing mode, can be detached at any time, and can be adjusted in position according to the water level; when the filter screen is cleaned, the filter plate is pulled through the traction rope, and the residual floating foam in the filter screen can be thoroughly removed.
Description
Technical Field
The utility model relates to the technical field of aeration tanks, in particular to a sewage treatment aeration tank convenient for cleaning floating foam.
Background
The aeration tank is a device for sewage treatment by using an activated sludge method. The tank can meet the oxygen quantity required by aerobic microorganisms and the mixing condition of full contact between sewage and activated sludge. However, when the aeration tank is used, a large amount of floating foam is generated in the tank due to various factors such as improper detergent dosage, too long sludge age or too high sludge load, and the effect of sewage treatment is affected if the floating foam is not cleaned in time. Among the prior art, often adopt the manual work to drag for except that the mode of froth, nevertheless workman's operation intensity is great, needs regularly to salvage, and the security is also not high, and under the great condition of aeration tank, the froth that lies in the aeration tank center then can't be dragged for by the manual work to remove.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a sewage treatment aeration tank convenient for cleaning floating foam.
In order to achieve the purpose, the utility model provides the following technical scheme: a sewage treatment aeration tank convenient for cleaning floating foam comprises a tank body, a filter screen for salvaging the floating foam in the tank body and a driving mechanism for driving the filter screen and the tank body to move relatively; the filter screen comprises a filter frame and a filter bag; the filter bag is of a rectangular structure with one open end, and is provided with a water filtering hole; the filter frame is arranged at one open end of the filter bag; the filter screen is connected to the driving mechanism through the filter frame; the filter bag is movably provided with a scraper which is attached to the inner wall of the filter screen, and when the filter screen salvages floating foam, the scraper is positioned at the innermost side of the filter bag; the scraper is provided with a traction rope, and the traction rope is used for pulling the scraper out of the filter bag.
Further, the driving mechanism comprises a lead screw and a guide bar which are respectively connected to two sides of the top of the tank body in a rotating manner; one end of the screw rod is connected with a motor; the screw rod is also rotatably connected with a screw nut seat; the guide bar is connected with a sliding seat in a sliding manner; two ends of the filter frame are respectively movably connected to the nut seat and the sliding seat.
Furthermore, the nut seat and the sliding seat are respectively connected with an L-shaped insertion block in a sliding manner; the filter frame is provided with an inserting groove matched with the inserting block, and the inserting block is inserted into the inserting groove.
Furthermore, one end of the traction rope, which is far away from the scraper, is provided with a limiting ring; the filter frame is provided with a limiting column matched with the limiting ring; when the traction rope needs to be fixed, the limiting ring is sleeved on the limiting column.
Furthermore, a plurality of inserting grooves are uniformly distributed along the height direction of the filter frame.
Further, the filter screen is made of steel.
Furthermore, the haulage rope is 2 to distribute in the left and right sides of scraper blade respectively.
Compared with the prior art, the utility model has the following beneficial effects: the floating foam fishing device is simple in structure and convenient to operate, the filter screen is driven to move in the pool in a mechanical mode, floating foam in the pool can be conveniently and comprehensively fished, the operation intensity of workers is reduced, and the safety is improved; the filter screen is connected with the driving mechanism in a movable splicing mode, can be detached at any time, and can be adjusted in position according to the water level; when cleaning the filter screen, draw the filter plate through the haulage rope, can thoroughly clear away remaining froth in the filter screen, convenient and fast.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of a filter screen;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;
fig. 4 is an enlarged schematic view of a portion B in fig. 2.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The aeration tank comprises a tank body 1, wherein a filter screen 2 and a driving mechanism 3 are arranged on the tank body 1, the filter screen 2 is used for salvaging floating foam floating on the water surface in the tank body, and the driving mechanism 3 can drive the filter screen 2 to move along the length direction of the tank body 1 so as to sufficiently salvage and clean the floating foam in the whole tank body 1.
The filter screen 2 mainly comprises a filter bag 201 with an open end and a filter frame 202 connected to the open end of the filter bag 201, and filter holes are arranged on the filter bag 201. When salvaging floating foam, the lower end of the filter screen 2 is close to the water surface or arranged below the water surface, and the floating foam is continuously collected into the filter bag along with the continuous movement of the filter screen 2 driven by the driving mechanism 3.
The material of the filter bag 201 is not particularly limited, and may be a flexible material, such as a gauze material. In this embodiment, the material of the filter bag 201 is a material with certain rigidity, such as steel.
In the present invention, the shape of the filter bag 201 is a rectangle with one end open. As an alternative embodiment, the shape of the cross-section of the filter bag 201 may be a triangle, a trapezoid or other shapes with one end open, which is not particularly limited by the present invention. And the width of the filter bag 201 and the width of the filter frame 202 are both smaller than the internal width of the pool body 1, so that the filter screen 2 can be conveniently salvaged in the pool body 1.
A scraper 203 is further provided in the filter net 2, and the peripheral side of the scraper 203 is attached to the inner wall of the filter bag 201. When the filter net 2 collects froth, the scraper 203 is located at the innermost side of the filter bag 201. The scraper 203 is provided with a pulling rope 204, and the number, material and arrangement position of the pulling rope 204 are not particularly limited. According to the utility model, the two sides of the scraper 203 are respectively provided with the traction rope 204, the scraper 203 can be controlled to move in the filter screen 2 by pulling the traction rope 204, when the floating foam in the filter bag 201 needs to be thoroughly cleaned, the scraper 203 is pulled out from the innermost side of the filter bag 201 by pulling the traction rope 204, and in the process, the scraper 203 continuously scrapes the inner wall of the filter bag 201, so that the cleaning purpose is achieved.
The one end that the scraper blade 203 was kept away from to haulage rope 204 is connected with a spacing ring 205, is equipped with a spacing post 206 on the filter frame 202, when need not drag haulage rope 204, and spacing ring 205 cup joints on spacing post 206, can carry out relatively fixed with haulage rope 204's position, prevents to find haulage rope 204 or haulage rope 204 and gets into the inboard of filter screen 2 after being impacted by rivers.
The driving mechanism 3 mainly comprises a screw 301 rotatably connected to the upper side of the tank body 1, the screw 301 is rotatably connected to one side of the top of the tank body 1 through a rotating base 302, one end of the screw 301 is connected with a motor 303 or a hand wheel (not shown in the figure), and the screw 301 is driven to rotate through the motor 303 or the hand wheel. In this embodiment, the number of the lead screws 301 is 1, and the lead screws are reciprocating lead screws and are located on one side of the tank body 1, and the lead screws 301 are driven by a motor 303. As another alternative, the top of the two sides of the tank body 1 can be provided with the lead screws 301, and the two lead screws 301 rotate synchronously so as to drive the filter screen 2 to move smoothly.
The top of the other side of the tank body 1 is connected with a guide bar 304 through a rotating seat 302, and the guide bar 304 is connected with a sliding seat 305 in a sliding way. The screw 301 is rotatably connected with a nut seat 306. The two ends of the filter screen 2 are respectively connected to the sliding seat 305 and the nut seat 306, so that the limiting function of the guide bar 304 is conveniently exerted, and the nut seat 306 and the filter screen 2 do not rotate along with the screw rod 301.
The filter screen 2 is movably connected with the nut seat 306 and the nut seat 305, so that the filter screen 2 can be disassembled and cleaned, and the fishing direction and the position of the filter screen 2 can be adjusted.
The top of the nut seat 306 and the sliding seat 305 are respectively connected with an insertion block 307 in a sliding manner, an insertion groove 207 matched with the insertion block 307 is arranged on the filter frame 202, and the insertion block 307 can enter and exit from the insertion groove 207, so that the filter screen can be conveniently locked or unlocked in a matching manner. To facilitate shifting of the plug block 307, the plug block 307 is L-shaped. The horizontal section of the insertion block 307 is slidably connected with the nut seat 306 and the sliding seat 305, the tail end of the insertion block is inserted into the insertion groove 207, and the vertical section of the insertion block 307 can be conveniently shifted.
A plurality of the insertion grooves 207 are uniformly distributed along the height direction of the filter frame 202 so as to adjust the position of the filter net 2 according to the water level.
The working principle is as follows: according to the sewage treatment aeration tank convenient for cleaning floating foam, when the floating foam in the tank body 1 is excessive, the two ends of the filter screen 2 are respectively fixed on the driving mechanism 3 through the matching of the insertion block 307 and the insertion groove 207 with the proper height on the filter frame 202, and the lower end of the filter screen 2 is positioned slightly below the horizontal plane or is close to the horizontal plane; open motor 303 afterwards, filter screen 2 just moves in automatic edge pond body 1, accomplishes the clearance salvage work of floating the foam, when the floating foam of collecting in the filter screen 2 of needs clearance, pulls down filter screen 2 from actuating mechanism 3, pours most floating foam to appointed recovery position, and remaining part floating foam can be through drawing the clearance that draws scraper blade 203 and can be sufficient.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a sewage treatment aeration tank convenient to clearance froth which characterized in that: comprises a tank body, a filter screen for salvaging floating foam in the tank body and a driving mechanism for driving the filter screen and the tank body to move relatively; the filter screen comprises a filter frame and a filter bag; the filter bag is of a rectangular structure with one open end, and is provided with a water filtering hole; the filter frame is arranged at one open end of the filter bag; the filter screen is connected to the driving mechanism through the filter frame; the filter bag is movably provided with a scraper which is attached to the inner wall of the filter screen, and when the filter screen salvages floating foam, the scraper is positioned at the innermost side of the filter bag; the scraper is provided with a traction rope, and the traction rope is used for pulling the scraper out of the filter bag.
2. The sewage treatment aeration tank convenient for froth removal according to claim 1, wherein: the driving mechanism comprises a lead screw and a guide bar which are respectively and rotatably connected to two sides of the top of the tank body; one end of the screw rod is connected with a motor; the screw rod is also rotatably connected with a screw nut seat; the guide bar is connected with a sliding seat in a sliding manner; two ends of the filter frame are respectively movably connected to the nut seat and the sliding seat.
3. The sewage treatment aeration tank convenient for froth removal according to claim 2, wherein: the nut seat and the sliding seat are respectively connected with an L-shaped insertion block in a sliding manner; the filter frame is provided with an inserting groove matched with the inserting block, and the inserting block is inserted into the inserting groove.
4. The sewage treatment aeration tank convenient for froth removal according to claim 1, wherein: one end of the traction rope, which is far away from the scraper, is provided with a limiting ring; the filter frame is provided with a limiting column matched with the limiting ring; when the traction rope needs to be fixed, the limiting ring is sleeved on the limiting column.
5. The sewage treatment aeration tank convenient for froth removal according to claim 3, wherein: the inserting grooves are uniformly distributed along the height direction of the filter frame.
6. The sewage treatment aeration tank convenient for froth removal according to claim 1, wherein: the filter screen is made of steel.
7. The sewage treatment aeration tank convenient for froth removal according to claim 1, wherein: the haulage rope is 2 to distribute in the left and right sides of scraper blade respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121063500.1U CN215592715U (en) | 2021-05-18 | 2021-05-18 | Sewage treatment aeration tank convenient to clearance froth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121063500.1U CN215592715U (en) | 2021-05-18 | 2021-05-18 | Sewage treatment aeration tank convenient to clearance froth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215592715U true CN215592715U (en) | 2022-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121063500.1U Active CN215592715U (en) | 2021-05-18 | 2021-05-18 | Sewage treatment aeration tank convenient to clearance froth |
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| CN (1) | CN215592715U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114425566A (en) * | 2022-03-08 | 2022-05-03 | 石家庄中利锌业有限公司 | Cooling system for zinc wire production rolling mill |
-
2021
- 2021-05-18 CN CN202121063500.1U patent/CN215592715U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114425566A (en) * | 2022-03-08 | 2022-05-03 | 石家庄中利锌业有限公司 | Cooling system for zinc wire production rolling mill |
| CN114425566B (en) * | 2022-03-08 | 2024-04-09 | 石家庄中利锌业有限公司 | Cooling system for zinc line production rolling mill |
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