CN212998630U - Efficient backwashing device for sewage filter - Google Patents
Efficient backwashing device for sewage filter Download PDFInfo
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- CN212998630U CN212998630U CN202021375245.XU CN202021375245U CN212998630U CN 212998630 U CN212998630 U CN 212998630U CN 202021375245 U CN202021375245 U CN 202021375245U CN 212998630 U CN212998630 U CN 212998630U
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Abstract
The utility model relates to a high-efficiency backwashing device of a sewage filter, which solves the problem that the uniformity of the granularity of a filter material layer cannot be ensured after the filter material layer is washed by high-pressure water flow; the filter comprises a filter chamber and is characterized in that mounting plates are respectively arranged on the front inner wall and the rear inner wall of the filter chamber in a vertical sliding manner, a filter plate is fixedly arranged between the two mounting plates, rotating rods positioned above the filter plate are respectively rotatably arranged at the left end and the right end between the two mounting plates, scraper chain wheels are respectively and coaxially and fixedly arranged at the two ends of the two rotating rods, a scraper chain is respectively arranged between the two scraper chain wheels positioned at the same end of the two rotating rods, one rotating rod is coaxially connected with a scraper motor fixed on the mounting plates, a plurality of scraper plates are uniformly and fixedly arranged between the two hanging plate chains, and an; the utility model discloses a rotation of two bent axles drives the filter and slides from top to bottom in aqueous for the inside impurity of filter can be washed out inside the filter core by the water-washed.
Description
Technical Field
The utility model relates to a water treatment technical field specifically is a high-efficient backwash device of sewage filtering pond.
Background
The backwashing is also called as filter washing, and aims to remove impurities trapped in a filter material layer, so that the filter recovers the filtering capacity in a short time, and after the sewage filter is used for a long time, a backwashing device is needed to backwash the filter material layer and recover the filtering performance of the filter material layer.
At present, a backwashing device in the existing filter tank comprises a backwashing water distribution pipe arranged at the lower side or inside a filter material bearing layer, and a filter material layer is flushed by high-speed water flow sprayed by the backwashing water distribution pipe to realize flushing of the filter material layer.
Moreover, when the impurities in the water are excessive, the impurities in the water can be paved on the top surface of the filter material layer and even filled in the filter material layer in a short time, so that the backwashing frequency needs to be increased, and the service life of the filter material layer is shortened; when the filter material layer is backwashed, if the inside of the filter material layer is not cleaned uniformly, the inside of the filter material layer is not cleaned completely.
Therefore, the utility model provides a high-efficient backwash device of sewage filtering pond solves this problem.
SUMMERY OF THE UTILITY MODEL
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides a high-efficiency backwashing device for a sewage filter tank, which effectively solves the problem that the uniformity of the granularity of a filter material layer can not be ensured after the filter material layer is washed by high-pressure water flow; the backwashing frequency is increased, so that the service life of the filter material layer is shortened; the problem that the inside of the filter material layer is not cleaned completely due to uneven cleaning of the inside of the filter material layer is caused.
A high-efficiency backwashing device of a sewage filter tank comprises the filter tank and is characterized in that mounting plates are respectively arranged on the front inner wall and the rear inner wall of the filter tank in a vertical sliding manner, a filter plate is fixedly arranged between the two mounting plates, rotating rods positioned above the filter plate are respectively and rotatably arranged at the left end and the right end between the two mounting plates, scraper chain wheels are respectively and coaxially and fixedly arranged at the two ends of the two rotating rods, a scraper chain is respectively arranged between the two scraper chain wheels positioned at the same end of the two rotating rods, one of them dwang coaxial coupling has the scraper blade motor of fixing on the mounting panel, two even fixed mounting has a plurality of scrapers between the link plate chain, two install the gas distribution device that is located the filter below between the mounting panel, open the right side in filtering pond has the sewage mouth, slidable mounting has the door plant about in the sewage mouth.
Preferably, both ends rotate respectively about between the inner wall around the filtering pond and install the bent axle, two the both ends of bent axle rotate respectively and are connected with the actuating lever, four the other end of actuating lever rotates respectively and installs two the top of mounting panel, two through sprocket group synchronous connection, one of them crankshaft connection has driving motor between the bent axle.
Preferably, bristles are attached to the bottom of each of the plurality of scrapers.
Preferably, a door plate sliding groove is formed in the inner wall of the right side of the filter tank, a door plate is arranged in the door plate sliding groove in a vertical sliding mode, a rack is fixedly arranged on the left side face of the door plate, and a half gear capable of being meshed with the rack is coaxially and fixedly arranged on a crankshaft located at the right end of the filter tank.
Preferably, a plurality of springs are fixedly mounted on the top of the door plate, and the tops of the plurality of springs are fixed on the top of the door plate sliding groove.
Preferably, the two opposite surfaces of the mounting plates are respectively provided with sliding plates positioned below the filter plates in a left-right sliding manner, an air distribution pipe is fixedly arranged between the sliding plates, and the outer surface of the air distribution pipe is provided with a plurality of air outlets.
Preferably, be located the filtering pond front side rotate on the trailing flank of mounting panel and install two gas distribution sprockets, two install the gas distribution chain between the gas distribution sprocket, the trailing flank fixed mounting of gas distribution chain has the slider, slidable mounting is on the slide of front side about the slider.
Preferably, one of the gas distribution chain wheels is synchronously connected with one of the scraper chain wheels on the same side through a chain wheel group.
The utility model has the advantages that:
1. the filter plate is driven to slide up and down in water through the rotation of the two crankshafts, so that impurities in the filter plate can be flushed out of the filter element by water, the impurities in the filter plate can be quickly cleaned in a reverse mode, and the filter plate is uniform in cleaning and has a strong practical applicability;
2. through the circular rotation of the plurality of scraping plates above the filter plate, impurities on the top surface of the filter plate can be scraped, so that the impurities cannot be accumulated on the top surface of the filter plate, the single filtration time is prolonged, the backwashing frequency is reduced, and the service life of the filter element is greatly prolonged;
3. the rack is driven by the half gear to slide upwards, the door plate is driven to be opened, at the moment, sewage above the filter plate can be discharged out of the filter tank from the sewage port, and the plurality of scraping plates can pull the sewage towards the sewage port when rotating;
4. through the gas distribution pipe of horizontal slip below the filter, can follow from upwards spouting to filtering the core, the bubble of production can be to filtering the inside washing of core when filtering the core inside.
The utility model relates to a thinking is clear, and the structure is succinct, has very strong practicality and popularization nature.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the present invention.
Fig. 3 is a front view of the present invention.
Fig. 4 is a front view, sectional and perspective view of the present invention.
Fig. 5 is a perspective view illustrating the installation of the mounting plate and the filter plate according to the present invention.
Fig. 6 is a perspective view of the gas distribution pipe of the present invention.
Fig. 7 is a perspective view of the scraper blades of the present invention.
Fig. 8 is a perspective view of the crankshaft of the present invention.
Fig. 9 is a schematic plan view of the half-gear and rack transmission of the present invention.
Fig. 10 is a perspective view of the slide plate of the present invention.
Detailed Description
The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1 to 10. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
The utility model relates to a sewage filter high-efficiency backwashing device, which comprises a filter 1, wherein the filter 1 is fixed on the ground and provides a fixed foundation for the subsequent structure, and is characterized in that mounting plates 2 are respectively arranged on the front and back inner walls of the filter 1 in a vertical sliding manner, two mounting plates 2 can respectively slide in the filter 1 in a vertical sliding manner, a filter plate 3 is fixedly arranged between the two mounting plates 2, the two mounting plates 2 are connected with the filter plate 3, so that the two mounting plates 2 can drive the filter plate 3 to slide in a vertical sliding manner, rotating rods 4 positioned above the filter plate 3 are respectively rotatably arranged at the left and right ends between the two mounting plates 2, two rotating plates 4 can rotate between the two mounting plates 2, scraper sprockets 5 are respectively and coaxially and fixedly arranged at the two ends of the two rotating rods 4, and a plurality of the scraper sprockets 5 can coaxially rotate with the corresponding rotating, the scraper chain wheels 5 positioned at the same end of the two rotating rods 4 are respectively provided with a scraper chain 6, so that the two rotating rods 4 realize synchronous rotation, one rotating rod 4 is coaxially connected with a scraper motor fixed on the mounting plate 2, the scraper motor is connected with a power supply, a plurality of scrapers 7 are uniformly and fixedly arranged between the two scraper chains 6, when the two scraper chains 6 rotate synchronously, the plurality of scrapers 7 can be driven to do circular motion above the top surface of the filter plate 3, the bottom surfaces of the plurality of hanging plates 7 are close to the top surface of the filter plate 3, impurities on the top surface of the filter plate 3 can be scraped and taken off and stirred and blended into water, so that the time of single filtration of the filter plate 3 is prolonged, the backwashing frequency is reduced, the air distribution device positioned below the filter plate 3 is arranged between the two mounting plates 2, and can slide left and right below the filter plate 3, and the gas distribution device can be to the bottom blowout gas of filter 3, and the bubble that produces can wash filter 3 inside in getting into filter 3, open the right side of filtering pond 1 has sewage mouth 8, sewage mouth 8 is used for discharging sewage, slidable mounting has door plant 9 about in the sewage mouth 8, and the door plant 9 that upwards slides can open sewage mouth 8 and blowdown, and the door plant 9 all installs the sealing strip with sewage mouth 8 contact face.
In the second embodiment, on the basis of the first embodiment, the left and right ends between the front and rear inner walls of the filter chamber 1 are respectively rotatably provided with the crankshafts 10, the two ends of the crankshafts 10 are respectively connected with two cams, the two cams at the same end are not connected with each other through a main shaft, a connecting rod is connected between the far-end ends of the two cams, the two ends of the two crankshafts 10 are respectively rotatably connected with the driving rods 11, the tops of the two driving rods 11 are respectively rotatably arranged on the corresponding connecting rods, the other ends of the four driving rods 11 are respectively rotatably arranged on the tops of the two mounting plates 2, when the crankshafts 10 rotate, the tops of the two driving rods 11 move along with the far-end ends of the cams, so that the two driving rods 11 drive the two mounting plates 2 to move up and down, self-cleaning of the filter plate 3 in water, two the sprocket is installed respectively to the one end of bent axle 10, connects the chain between two sprockets, and during the installation chain, it is a plurality of to make the telecentric end direction of cam is unanimous, and one of them bent axle 10 is connected with driving motor 12, driving motor 12 connects power supply.
In the third embodiment, the bristles are attached to the bottoms of the scrapers 7, respectively, and are closely attached to the top surface of the filter plate 3, so that the top surface of the filter plate 3 can be washed by the bristles when the scrapers 7 are moved in a circulating manner.
In the fourth embodiment, on the basis of the second embodiment, a door plate chute above the sewage port 8 is formed in the inner wall of the right side of the filter chamber 1, a door plate 9 is vertically slidably installed in the door plate chute, the area of the door plate 9 is larger than that of the sewage port 8, when the door plate 9 slides downwards, the sewage port 8 can be closed, a rack 14 is fixedly installed on the left side surface of the door plate 9, the rack 14 can move synchronously with the door plate 9, a half gear 15 capable of being meshed with the rack 14 is coaxially and fixedly installed on a crankshaft 10 at the right end of the filter chamber 1, when the crankshaft 10 rotates anticlockwise to drive the filter plate 3 to move upwards, the half gear 15 starts to be meshed with the rack 14 and drives the door plate 9 to slide upwards to open the sewage port 8, and at the moment, the rotation of the plurality of scraper plates 7 can quickly pull the sewage containing impurities above the filter plate 3 to the sewage port 8, so that the sewage can be rapidly discharged out of the filter tank 1.
In the fifth embodiment, on the basis of the fourth embodiment, a plurality of springs 16 are fixedly mounted on the top of the door panel 9, the tops of the plurality of springs 16 are fixed on the top of the door panel sliding groove, when the half gear 15 drives the door panel 9 to slide upwards, the springs 16 start to compress and accumulate force, and after the half gear 15 is disengaged from the rack 14, the door panel 9 can slide downwards under the elastic force of the springs 16 to reset, so that the sewage port 8 is closed again.
Sixth embodiment, on the basis of first embodiment, two slide 17 that is located filter 3 below is installed to the difference horizontal slip on the one side that mounting panel 2 opposes each other, two slide 17 can be on mounting panel 2 horizontal slip, two fixed mounting has gas distribution pipe 18 between the slide 17, can make two slides 17 synchronous slip through gas distribution pipe 18, open the surface of gas distribution pipe 18 has a plurality of ventholes 19, and is a plurality of ventholes 19 all face the top, and the bottom surface of filter 3 is all pressed close to a plurality of ventholes 19, gas distribution pipe 18 has the air pump of seal installation in filtering pond 1 through the trachea connection, power supply is connected to the air pump.
Seventh embodiment, on the basis of the sixth embodiment, two air distribution sprockets 20 are rotatably installed on the rear side surface of the installation plate 2 located on the front side of the filter chamber 1, an air distribution chain 21 is installed between the two air distribution sprockets 20, a sliding block 22 is fixedly installed on the rear side surface of the air distribution chain 21, the sliding block 22 is vertically and slidably installed on the sliding plate 17 on the front side, when the two air distribution sprockets 20 drive the air distribution chain 21 to rotate, the sliding block 22 can also circularly move along with the air distribution chain 21, and the sliding block 22 can drive the sliding plate 17 to move left and right, so that the air distribution pipe 18 can move left and right below the filter plate 3.
In the eighth embodiment, on the basis of the seventh embodiment, one of the air distribution chain wheels 20 is synchronously connected with one of the scraper chain wheels 5 on the same side through a chain wheel group, and when the two scraper chains 6 drive the plurality of scrapers 7 to do circulating motion, the two air distribution chain wheels simultaneously drive the air distribution chains to rotate, so that the air distribution pipes 18 slide left and right below the filter plates, and when the air distribution pipes 18 are not suitable, the air pump is closed.
The utility model has the advantages that:
1. the filter plate is driven to slide up and down in water through the rotation of the two crankshafts, so that impurities in the filter plate can be flushed out of the filter element by water, the impurities in the filter plate can be quickly cleaned in a reverse mode, and the filter plate is uniform in cleaning and has a strong practical applicability;
2. through the circular rotation of the plurality of scraping plates above the filter plate, impurities on the top surface of the filter plate can be scraped, so that the impurities cannot be accumulated on the top surface of the filter plate, the single filtration time is prolonged, the backwashing frequency is reduced, and the service life of the filter element is greatly prolonged;
3. the rack is driven by the half gear to slide upwards, the door plate is driven to be opened, at the moment, sewage above the filter plate can be discharged out of the filter tank from the sewage port, and the plurality of scraping plates can pull the sewage towards the sewage port when rotating;
4. through the gas distribution pipe of horizontal slip below the filter, can follow from upwards spouting to filtering the core, the bubble of production can be to filtering the inside washing of core when filtering the core inside.
The utility model relates to a thinking is clear, and the structure is succinct, has very strong practicality and popularization nature.
Claims (8)
1. A high-efficiency backwashing device of a sewage filter comprises a filter (1) and is characterized in that mounting plates (2) are respectively arranged on the front inner wall and the rear inner wall of the filter (1) in a vertical sliding mode, a filter plate (3) is fixedly arranged between the two mounting plates (2), rotating rods (4) positioned above the filter plate (3) are respectively rotatably arranged at the left end and the right end between the two mounting plates (2), scraper chain wheels (5) are respectively and coaxially and fixedly arranged at the two ends of the two rotating rods (4), scraper chains (6) are respectively arranged between the two scraper chain wheels (5) positioned at the same end of the two rotating rods (4), one of the rotating rods (4) is coaxially connected with a scraper motor fixed on the mounting plate (2), a plurality of scraper plates (7) are uniformly and fixedly arranged between the two scraper chains (6), and an air distribution device positioned below the filter plate (3) is arranged between, the right side of the filter tank (1) is provided with a sewage port (8), and a door plate (9) is installed in the sewage port (8) in a vertically sliding mode.
2. The efficient backwashing device for the sewage filter according to claim 1, wherein the left end and the right end between the front inner wall and the rear inner wall of the filter (1) are respectively and rotatably provided with a crankshaft (10), the two ends of the two crankshafts (10) are respectively and rotatably connected with a driving rod (11), the other ends of the four driving rods (11) are respectively and rotatably arranged on the tops of the two mounting plates (2), the two crankshafts (10) are synchronously connected through a chain wheel set, and one crankshaft (10) is connected with a driving motor (12).
3. The efficient backwashing device for the sewage filter according to claim 1, wherein bristles are respectively mounted on the bottoms of the plurality of the scrapers (7).
4. The efficient backwashing device for the sewage filter according to claim 2, wherein a door plate sliding groove is formed in the right inner wall of the filter (1), a door plate (9) is vertically and slidably mounted in the door plate sliding groove, a rack (14) is fixedly mounted on the left side surface of the door plate (9), and a half gear (15) capable of being meshed with the rack (14) is coaxially and fixedly mounted on a crankshaft (10) at the right end of the filter (1).
5. The efficient backwashing device for the sewage filter according to claim 4, wherein a plurality of springs (16) are fixedly installed at the top of the door plate (9), and the tops of the plurality of springs (16) are fixed at the top of a door plate sliding groove.
6. The efficient backwashing device for the sewage filter according to claim 1, wherein the two opposite surfaces of the mounting plates (2) are respectively provided with a sliding plate (17) positioned below the filter plate (3) in a left-right sliding manner, an air distribution pipe (18) is fixedly arranged between the two sliding plates (17), and the outer surface of the air distribution pipe (18) is provided with a plurality of air outlet holes (19).
7. The efficient backwashing device for the sewage filter according to claim 6, wherein two air distribution sprockets (20) are rotatably mounted on the rear side surface of the mounting plate (2) on the front side of the filter (1), an air distribution chain (21) is mounted between the two air distribution sprockets (20), a sliding block (22) is fixedly mounted on the rear side surface of the air distribution chain (21), and the sliding block (22) is mounted on the sliding plate (17) on the front side in an up-and-down sliding manner.
8. The efficient backwashing device for the sewage filter according to claim 7, wherein one of the air distribution sprockets (20) is synchronously connected with one of the scraper sprockets (5) on the same side through a sprocket group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021375245.XU CN212998630U (en) | 2020-07-14 | 2020-07-14 | Efficient backwashing device for sewage filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021375245.XU CN212998630U (en) | 2020-07-14 | 2020-07-14 | Efficient backwashing device for sewage filter |
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| Publication Number | Publication Date |
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| CN212998630U true CN212998630U (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021375245.XU Active CN212998630U (en) | 2020-07-14 | 2020-07-14 | Efficient backwashing device for sewage filter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113511738A (en) * | 2021-09-13 | 2021-10-19 | 莱州明波水产有限公司 | Automatic sewage discharging device for aquaculture |
| CN113856279A (en) * | 2021-11-01 | 2021-12-31 | 于楠 | Hydraulic engineering water filter equipment |
-
2020
- 2020-07-14 CN CN202021375245.XU patent/CN212998630U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113511738A (en) * | 2021-09-13 | 2021-10-19 | 莱州明波水产有限公司 | Automatic sewage discharging device for aquaculture |
| CN113511738B (en) * | 2021-09-13 | 2021-11-19 | 莱州明波水产有限公司 | Automatic sewage discharging device for aquaculture |
| CN113856279A (en) * | 2021-11-01 | 2021-12-31 | 于楠 | Hydraulic engineering water filter equipment |
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