CN210993192U - Anti-blocking type mechanical filter for sewage pretreatment - Google Patents
Anti-blocking type mechanical filter for sewage pretreatment Download PDFInfo
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- CN210993192U CN210993192U CN201921345681.XU CN201921345681U CN210993192U CN 210993192 U CN210993192 U CN 210993192U CN 201921345681 U CN201921345681 U CN 201921345681U CN 210993192 U CN210993192 U CN 210993192U
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- filter housing
- filter screen
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Abstract
The utility model relates to a sewage treatment technical field specifically discloses a sewage preliminary treatment is with anti-blocking formula mechanical filter, including filter housing and filter screen subassembly, filter housing's inside is provided with filter screen subassembly, filter screen subassembly's right side is at the fixed support frame that is provided with in filter housing's inside, the fixed center pin that is provided with in central point position left side of support frame, the cover is equipped with the rotating sleeve on the center pin, turn left coaxial fixed flabellum and the doctor-bar of being provided with from the right side on the rotating sleeve, the left side of doctor-bar and filter screen subassembly's side contact, the periphery of doctor-bar is provided with dirty groove inside filter housing, the bottom intercommunication in dirty groove has dirty pipe. The utility model discloses the advantage: simple structure, simple to operate, the treatment quality is good, and the installation is stable, the maintenance and the maintenance in the later stage of being convenient for.
Description
Technical Field
The utility model relates to a sewage treatment technical field specifically is a sewage preliminary treatment is with preventing blocking formula mechanical filter.
Background
The sewage treatment filter is mainly used for separating solid suspended particles, removing suspended matters and removing bacteria in water; at present, when sewage is filtered, a filter screen is generally adopted so as to realize solid-liquid separation in the sewage; but the adoption of the filter screen still causes the problem of poor filtering effect. At present, the common sewage treatment or lifting equipment has a blockage phenomenon due to the complex source of the treated substances. Or some products adopt various technical means in a water pump or a box body for blocking prevention, the cost is obviously increased, but the effect is strong and satisfactory, and great trouble is brought to the normal operation of equipment.
Chinese patent (publication No. CN 205241425U, publication No. 2016.05.18) discloses a sewage filter. The top end of the box body is conical through the box body; the bottom surface of the box body is provided with a heater, and a filter cartridge is arranged on the heater; a reverse osmosis membrane is arranged in the center of the filter cylinder; the inner wall of the filter cylinder below the reverse osmosis membrane is respectively connected with a water inlet pipe and a sewage discharge pipe; a water storage plate is arranged between the outer wall of the filter cylinder above the reverse osmosis membrane and the inner wall of the box body; an activated carbon layer is arranged above the water storage plate, and a water outlet pipe is arranged on the inner wall of the box body between the activated carbon layer and the water storage plate; the sewage filter has good filtering effect and can effectively sterilize. The device has the advantages of complex structure, large volume, inconvenient use, higher treatment cost and inconvenient popularization and implementation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sewage preliminary treatment is with anti-blocking formula mechanical filter to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an anti-clogging mechanical filter for sewage pretreatment comprises a filter shell and a filter screen assembly. The inside of filter housing is provided with the filter screen subassembly, and the right side of filter screen subassembly is provided with the support frame in the inside of filter housing is fixed, and the central point of support frame puts the fixed center pin that is provided with in left side, and the cover is equipped with the rotation cover on the center pin, rotates the cover and can freely rotate on the center pin.
The rotating sleeve is coaxially and fixedly provided with fan blades and scraping blades from right to left. The left side of the wiper blade contacts the side of the screen assembly. The sewage enters the inside of the filter housing from the right end of the filter housing. The water flow drives the fan blades to rotate, and the fan blades rotate to drive the scraping blades to rotate. The side of the filter screen assembly is cleaned by the rotating scraper, so that the filter screen assembly is prevented from being blocked by dirt. The periphery of the scraping blade is provided with a dirty groove in the filter shell, the bottom of the dirty groove is communicated with a dirty pipe, and the dirty pipe is communicated with a collecting device. The wiper blade cleans the dirt to the interior of the dirt tray and finally discharges the filter housing from the dirt tube. The water passes through the screen assembly and exits the left end of the filter housing.
As a further aspect of the present invention: the filter shell is of a cylindrical structure with thick middle and thin two ends, so that the filter screen assembly is prevented from blocking water better, and the flow of the water is reduced.
As a further aspect of the present invention: the both ends of filter housing are provided with the flange, and the flange passes through fixing bolt to be connected with the flange detachable on the pipeline, has this water that can be to pipeline inside to filter.
As a further aspect of the present invention: the filter screen subassembly includes filter screen box, filter screen frame and filter screen, and the filter screen is fixed to be set up in filter screen frame's inside. The screen frame slides and nests in the inside of filter screen box, can pull out the screen frame to change the filter screen, be convenient for the maintenance and the maintenance in later stage.
As a further aspect of the present invention: the both ends of screen frame have set firmly the slide bar, and the sliding tray has been seted up at the inside both ends of filter screen box, and the slide bar slides the inside of nestification at the sliding tray to make screen frame's fixed more stable.
Compared with the prior art, the beneficial effects of the utility model are that: the water flow drives the fan blades to rotate, and the fan blades rotate to drive the scraping blades to rotate. The side of the filter screen assembly is cleaned by the rotating scraper, the filter screen assembly is prevented from being blocked by dirt, the scraper is driven by water flow to rotate, the driving device is avoided, and the treatment cost is reduced. The device is convenient to connect through the flange. The screen frame slides and nests in the inside of filter screen box, can pull out the screen frame to change the filter screen, be convenient for the maintenance and the maintenance in later stage. The moving rod is nested in the sliding groove in a sliding manner, so that the filter screen frame is more stably fixed. The utility model discloses the advantage: simple structure, simple to operate, the treatment quality is good, and the installation is stable, the maintenance and the maintenance in the later stage of being convenient for.
Drawings
Fig. 1 is a schematic perspective view of an anti-clogging mechanical filter for sewage pretreatment.
Fig. 2 is a schematic view of the internal structure of an anti-clogging mechanical filter for sewage pretreatment.
Fig. 3 is a schematic structural view of a wiper blade of an anti-clogging type mechanical filter for sewage pretreatment.
In the figure, a dirty tank 1, a filter shell 2, a flange 3, a fixing bolt 4, a dirty pipe 5, a filter screen assembly 6, a support frame 7, a rotating sleeve 8, a central shaft 9, fan blades 10, a scraping blade 11, a filter screen box 12, a sliding groove 13, a filter screen 14, a filter screen frame 15 and a sliding rod 16.
Detailed Description
In order to clearly understand the technical features, objects and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.
Example 1
Referring to fig. 1-3, an anti-clogging mechanical filter for sewage pretreatment includes a filter housing 2 and a screen assembly 6. The filter shell 2 is of a cylindrical structure with thick middle parts and thin two ends, so that the filter screen component 6 is better prevented from blocking water, and the flow of the water is reduced. The both ends of filter housing 2 are provided with flange 3, and flange 3 is connected through fixing bolt 4 and the flange detachable on the pipeline, has this water that can be to pipeline inside to filter. The inside of filter housing 2 is provided with filter screen subassembly 6, and filter screen subassembly 6's right side is provided with support frame 7 at filter housing 2's inside is fixed, and the central point of support frame 7 puts the left side and fixes and be provided with center pin 9, and the cover is equipped with on the center pin 9 and rotates cover 8, rotates cover 8 and can freely rotate on center pin 9.
The rotating sleeve 8 is coaxially and fixedly provided with a fan blade 10 and a scraping blade 11 from right to left. The left side of the wiper blade 11 contacts the side of the screen assembly 6. The sewage enters the inside of the filter housing 2 from the right end of the filter housing 2. The water flow drives the fan blade 10 to rotate, and the fan blade 10 rotates to drive the scraping blade 11 to rotate. The rotating scraper blade 11 cleans the side surface of the filter screen assembly 6, and avoids the filter screen assembly 6 from being blocked by dirt. The periphery of the scraping blade 11 is provided with a dirty groove 1 inside the filter shell 2, the bottom of the dirty groove 1 is communicated with a dirty pipe 5, and the dirty pipe 5 is communicated with a collecting device. The wiper blade 11 cleans dirt into the inside of the dirt tray 1 and finally discharges the filter housing 2 from the dirt pipe 5. The water passes through the screen assembly 6 and is discharged from the left end of the filter housing 2.
The utility model discloses a theory of operation is: the flange 3 is connected with the flange on the pipeline through the fixing bolt 4, and sewage enters the inside of the filter housing 2 from the right end of the filter housing 2. The water flow drives the fan blade 10 to rotate, and the fan blade 10 rotates to drive the scraping blade 11 to rotate. The rotating scraper blade 11 cleans the side surface of the filter screen assembly 6, and avoids the filter screen assembly 6 from being blocked by dirt. The wiper blade 11 cleans dirt into the inside of the dirt tray 1 and finally discharges the filter housing 2 from the dirt pipe 5. The water passes through the screen assembly 6 and is discharged from the left end of the filter housing 2.
Example 2
On the basis of embodiment 1, the filter screen assembly 6 comprises a filter screen box 12, a filter screen frame 15 and a filter screen 14, and the filter screen 14 is fixedly arranged inside the filter screen frame 15. The screen frame 15 slides and nests in the inside of filter screen box 12, can pull out screen frame 15 to change filter screen 14, be convenient for the maintenance and the maintenance in later stage. Both ends of screen frame 15 have set firmly slide bar 16, and sliding tray 13 has been seted up at the inside both ends of screen box 12, and slide bar 16 slides and nests in sliding tray 13's inside to make screen frame 15 fixed more stable.
The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (5)
1. The utility model provides a sewage preliminary treatment is with anti-clogging formula mechanical filter, including filter housing (2) and filter screen subassembly (6), the inside of filter housing (2) is provided with filter screen subassembly (6), the right side of filter screen subassembly (6) is at the fixed support frame (7) that is provided with in the inside of filter housing (2), a serial communication port, the central point of support frame (7) puts the fixed center pin (9) that is provided with in left side, the cover is equipped with on center pin (9) rotates cover (8), it is provided with flabellum (10) and doctor-bar (11) to turn left coaxial the fixing from the right side on rotating cover (8), the left side of doctor-bar (11) and the side contact of filter screen subassembly (6), the periphery of doctor-bar (11) is provided with dirty groove (1) in filter housing (2) inside, the bottom intercommunication in dirty groove (1.
2. The mechanical filter for preventing blockage in sewage pretreatment of claim 1, wherein the filter housing (2) is of a cylindrical structure with a thick middle part and two thin ends.
3. The mechanical filter for preventing blockage in sewage pretreatment of claim 1, wherein flanges (3) are arranged at two ends of the filter housing (2), and the flanges (3) are connected with pipelines through fixing bolts (4).
4. A mechanical anti-clogging filter for sewage pre-treatment according to any of claims 1 to 3, characterized in that the screen assembly (6) comprises a screen box (12), a screen frame (15) and a screen (14), the screen (14) being fixedly arranged inside the screen frame (15), the screen frame (15) being slidably nested inside the screen box (12).
5. The anti-clogging mechanical filter for sewage pretreatment of claim 4, wherein the two ends of the screen frame (15) are fixedly provided with sliding rods (16), the two ends of the inside of the screen box (12) are provided with sliding grooves (13), and the sliding rods (16) are slidably nested in the sliding grooves (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921345681.XU CN210993192U (en) | 2019-08-19 | 2019-08-19 | Anti-blocking type mechanical filter for sewage pretreatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921345681.XU CN210993192U (en) | 2019-08-19 | 2019-08-19 | Anti-blocking type mechanical filter for sewage pretreatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210993192U true CN210993192U (en) | 2020-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921345681.XU Active CN210993192U (en) | 2019-08-19 | 2019-08-19 | Anti-blocking type mechanical filter for sewage pretreatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210993192U (en) |
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2019
- 2019-08-19 CN CN201921345681.XU patent/CN210993192U/en active Active
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