CN1329098C - Sewage filter - Google Patents
Sewage filter Download PDFInfo
- Publication number
- CN1329098C CN1329098C CNB2005100826012A CN200510082601A CN1329098C CN 1329098 C CN1329098 C CN 1329098C CN B2005100826012 A CNB2005100826012 A CN B2005100826012A CN 200510082601 A CN200510082601 A CN 200510082601A CN 1329098 C CN1329098 C CN 1329098C
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- pipe
- standpipe
- return pipe
- guard
- top box
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Abstract
The present invention relates to a sewage filter which comprises a filtering tank body, a filtering net, a washing mechanism used for secondary filtration, and a driving mechanism driving the washing mechanism to rotate and move up and down, wherein a water return pipe of the box body is connected with a pressure pump in series, and the other opening of the water return pipe is arranged at the bottom of the washing mechanism; the washing mechanism is provided with a vertical pipe and an inner pipe in an inner cavity, and a water inlet at the bottom of the inner pipe is communicated with a water outlet of the water return pipe; the upper part of the inner pipe penetrates out from the side wall at the upper part of the vertical pipe and is bent downwards along the outer side wall of the filtering net to form a vertical section, and the side wall of the inner pipe is provided with spraying nozzles respectively in positions opposite to water inlets of branch pipes. A controller outputs various controlling signals of secondary filtration through the arrangement of a built-in single chip computer circuit. The sewage filter of the present invention has the advantages of no need for manual intervention, high performance of automation, convenient use and environment protecting and water saving effects of secondary filtration and low loss of water resources.
Description
Technical field
The present invention relates to sewage disposal technology, relate to a kind of effluent filter particularly.
Background technology
Traditional effluent filter along with the removing of impurity will be taken away a large amount of liquid, that is to say that in the process of filtering blowdown it is to consume the water source.This makes the efficient of traditional effluent filter low, and the water saving rate variance can not satisfy growing environment-friendly water-saving requirement at present.In the course of the work, impurity is just handled without any way except changing filter screen once be stuck in the mesh of screen pack.This makes traditional effluent filter maintenance and repair all very difficult.Up to the present, also there are not the good substitute products of performance to occur.
Summary of the invention
The objective of the invention is to overcome above-mentioned defective, provide a kind of need not manual intervention, automation performance height, easy to use, have secondary filter and a low effluent filter of water resource loss.
Effluent filter of the present invention comprises filter box and sewage pipe thereof, pure water pipe, blow-off pipe and screen pack, wherein,
Described filter box comprises nowel that is used for once filtering and the top box that is used for secondary filter, and described sewage pipe is arranged on the bottom of described nowel, and described blow-off pipe is arranged on the bottom of described top box, and described pure water pipe is arranged on the sidewall of described nowel;
Described screen pack comprises the board-like following screen pack that is fixed on down chamber interior wall, be fixed on the cylindrical shape guard of described screen pack down top and be fixed on the last guard of described top box bottom, the inlet of described blow-off pipe is arranged on described inside of going up guard, is provided with wiper mechanism in the described nowel;
The described sidewall of going up lower box part is connected to return pipe, and the inlet of described return pipe is arranged on described outside of going up guard, and described return pipe is serially connected with compression pump, and described return pipe another port links to each other with described wiper mechanism;
Be connected with slush pump on the described blow-off pipe;
Liquid level sensor is equipped with in the porch of described return pipe, differential pressure transmitter and controller are equipped with in described casing outside, the pressure acquisition point of described differential pressure transmitter is separately positioned on the water inlet of described sewage pipe and the delivery port of pure water pipe, the sampled signal of described liquid level sensor and differential pressure transmitter is connected to described controller, and described controller is connected to described wiper mechanism, compression pump and slush pump respectively by the control signal of built-in single chip circuit output.
Effluent filter of the present invention, wherein said wiper mechanism comprises standpipe, described standpipe runs through the base plate of screen pack, cylindrical shape guard and top box down, adopts the sealing of the 3rd v-ring and second v-ring between the base plate of described cylindrical shape guard and top box and the described standpipe respectively; The sidewall of described standpipe is provided with some horizontally disposed arms, and the water inlet of described arm is positioned at the inboard of described cylindrical shape guard; Described return pipe another port is located in the inner chamber of described riser bottom, vertically be provided with interior pipe in the described standpipe, pipe bottom water inlet communicates with described return pipe in described, the top of pipe passes and is a vertical section along the lateral wall bending downwards of described cylindrical shape guard from the sidewall of described riser upper in described, on the described vertical section sidewall, nozzle is being housed respectively with each described arm water inlet opposite position; Described standpipe bottom is provided with the driving mechanism that drives its rotation and move up and down, and described controller output is to the control signal of described driving mechanism.
Effluent filter of the present invention, wherein said driving mechanism comprises gear, described gear both sides are installed with baffle plate respectively, described gear and pinion, pinion cooperates with the rotating shaft of drive motors by spline and links to each other; The lower end of described standpipe is fixed on the shaft shoulder of described gear upper end, the lateral wall of described standpipe lower end is provided with screw rod, the described center of screen pack down is provided with the nut that matches with described screw rod, and described screw rod links to each other with the shaft shoulder of described gear by the sunk key structure; Described return pipe passes described gear and communicates with described interior pipe, adopts the sealing of first v-ring between described return pipe and the described gear; Described controller output is to the control signal of described drive motors.
Effluent filter of the present invention, the wherein said guard top center that goes up is provided with perforate, and it is stifled greater than the rubber of the standpipe mouth of pipe that tapping is equipped with area by support, and the upper end of support and the top of top box are fixed together.
Effluent filter of the present invention, the top of wherein said top box is provided with opening, and the top of opening is provided with gland, and described gland top is provided with hot-air mouth and is used to open the electro-magnet switch of described gland, and described controller output is to the control signal of described electro-magnet switch.
Effluent filter of the present invention, wherein said drive motors adopts stepper motor.
Effluent filter of the present invention is connected to automatic check valve on the wherein said return pipe.
Effluent filter of the present invention, wherein said each nozzle adopts conical nozzle.
The utility model effluent filter, wherein said controller adopts single chip circuit.
Effluent filter of the present invention, wherein said hot-air mouth is connected to air heater, and described slush pump replaces with negative-pressure air fan.
Effluent filter beneficial technical effects of the present invention is: owing to adopt automation control, the course of work is discerned automatically by single chip circuit, need not manual intervention.In the course of the work, even impurity is close on the screen pack, the current of injection also can be removed it, and the secondary filter technology has reached in the blowdown process low-loss to water resource.Along with a large amount of liquid is not taken away in the removing of impurity, that is to say that in the process of filtering blowdown the water resource that it consumes is few, approach zero consume, this improves its water saving efficiency greatly.
Describe the technical scheme of effluent filter of the present invention in detail below in conjunction with embodiment.
Description of drawings
Fig. 1 is the structure chart of effluent filter of the present invention.
The specific embodiment
With reference to Fig. 1, the embodiment of effluent filter of the present invention comprises the filter box of being made up of top box 2 and nowel 1.Nowel 1 is used for once filtering, and top box 2 is used for secondary filter.In the bottom of nowel 1 sewage pipe 3 is set, sidewall is provided with pure water pipe 4, and top box 2 bottoms are provided with blow-off pipe 5, are connected with slush pump 15 on the blow-off pipe 5.
Screen pack comprises the board-like following screen pack 11 that is fixed on nowel 1 inwall, be fixed on down the cylindrical shape guard 12 of screen pack 11 tops and be fixed on the last guard 20 of top box 2 bottoms.The inlet of blow-off pipe 5 is arranged on the inside of guard 20.
In effluent filter embodiment of the present invention, the sidewall of top box 2 bottoms is connected to return pipe 16, and is serially connected with compression pump 22 and automatic check valve 25.The inlet of return pipe 16 is arranged on the outside of guard 20, and liquid level sensor 35 is equipped with in the porch of return pipe 16.Be provided with in the nowel 1 and be used for wiper mechanism that cylindrical shape guard 12 sidewalls are cleaned.
Wiper mechanism is described as follows.Be provided with standpipe 6 in wiper mechanism, standpipe 6 runs through the base plate of screen pack 11, cylindrical shape guard 12 and top box 2 down.Adopt the 3rd v- ring 33 and 28 sealings of second v-ring between the base plate of cylindrical shape guard 12 and top box 2 and the standpipe 6 respectively.The sidewall of standpipe 6 is provided with some horizontally disposed arms 13, and the water inlet of arm 13 is positioned at the inboard of cylindrical shape guard 12.
Return pipe 16 another port are located in the inner chamber of standpipe 6 bottoms.Pipe 29 in vertically being provided with in the standpipe 6, interior pipe 29 bottom water inlets communicate with return pipe 16.In pipe 29 the sidewall of top from standpipe 6 tops pass and be a vertical section along the lateral wall bending downwards of cylindrical shape guard 12, vertically on the sidewall of section, nozzle 24 is being housed respectively with each arm 13 water inlet opposite position.Standpipe 6 is provided with delivery port in the bottom of top box 2, and standpipe 6 bottoms are provided with the driving mechanism that drives its rotation and move up and down.
Driving mechanism is described as follows.Be provided with gear 8 in wiper mechanism, the upper surface of gear 8 has the shaft shoulder, and the lower end of standpipe 6 is fixed on the shaft shoulder of gear 8 upper ends.The lateral wall of standpipe 6 lower ends is provided with screw rod 9, and the center of following screen pack 11 is provided with the nut 14 that matches with screw rod 9, and screw rod 9 links to each other with the shaft shoulder of gear 8 by sunk key structure 21.Return pipe 16 passes gear 8 and communicates with interior pipe 29.Adopt 27 sealings of first v-ring between return pipe 16 and the gear 8.Gear 8 both sides are installed with baffle plate 31 respectively, and gear 8 and pinion 30 engagements, pinion 30 cooperate with the rotating shaft of drive motors 10 by spline and link to each other.Drive motors 10 adopts stepper motor.
In effluent filter embodiment of the present invention, last guard 20 top center are provided with perforate, and tapping is equipped with the rubber stifled 34 of area greater than standpipe 6 mouths of pipe by support 32.The top of the upper end of support 32 and top box 2 is fixed together.The top of top box 2 is provided with opening and gland 17 thereof.Gland 17 tops are provided with hot-air mouth 26 and are used to open the electro-magnet switch 23 of gland 17.
In effluent filter embodiment of the present invention, differential pressure transmitter 19 and controller 18 are equipped with in the casing outside.Differential pressure transmitter 19 adopts capacitance differential pressure cell, and its pressure acquisition point is separately positioned on the water inlet of sewage pipe 3 and the delivery port of pure water pipe 4, and the sampled signal of differential pressure transmitter 19 is connected to controller 18.Controller 18 is controlled entire equipment by built-in single chip circuit, the stroke counter that singlechip CPU moves up and down according to standpipe 6 is calculated the step number of drive motors 10, output is to the control signal of drive motors 10, and the corresponding control signal that provides compression pump 22, slush pump 15 and electro-magnet switch 23, starting pressure pump 22 when under-voltage, and when slush pump 15 operations, start electro-magnet switch 23, to open gland 17 and hot-air mouth 26.
Below, the principle and the course of work of effluent filter of the present invention is described further.
With reference to Fig. 1, in effluent filter embodiment of the present invention, pending sewage flows into casing from sewage pipe 3, and self-cleaning water pipe 4 flows out after screen pack 11 and cylindrical shape guard 12 are tackled down.When bringing into operation, sewage pipe 3 water inlets are that balance equates with the pressure of pure water pipe 4 delivery ports, owing to contain impurity in the liquid, being in operation constantly is deposited on cylindrical shape guard 12 surfaces, and impurity is many more, and the time of operation is long more, the impurity that is deposited on the surface is just many more, the area that stops up is big more, and the filter area of net reduces, and makes sewage pipe 3 water inlets and pure water pipe 4 delivery ports produce pressure differential.Being in operation constantly has impurity deposition to be pressed in cylindrical shape guard 12 surfaces this pressure reduction is constantly increased, differential pressure transmitter 19 advances at sewage pipe 3 water inlets and pure water pipe 4 delivery port collections, the pressure signal of water outlet, when pressure differential reaches setting value, be that differential pressure is when satisfying conditions of discharge, form the signal of telecommunication by differential pressure transmitter 19, deliver to controller 18, the CPU of controller sends instruction to begin to clean, stepper motor 10 is received the instruction back and is started, pinion 30 driven gears 8 are done rotation and are rotated, because the standpipe 6 of gear 8 tops travels longitudinally along axis, pinion 30 travels longitudinally simultaneously by the axis of spline along drive motors 10.Wiper mechanism moves down, and the floss hole of standpipe 6 is opened, and the liquid that contains a large amount of impurity enters top box 2 beginning secondary filters.Sewage behind the secondary filter enters compression pump 22 by return pipe 16, pipe 29 in arriving then, compression pump starts High-Pressure Water and sprays to cylindrical shape guard 12 with the pressure of 120 kg and the distance of 5mm through arm 13 and nozzle 24, the impurity ejaculation that is stuck in the mesh is come off, enter top box 2 by standpipe 6.When wiper mechanism scanning cylindrical shape guard 12 arrived desired location, motor was auto-reverse, did automatically and returned the stroke cleaning, opened the beginning position up to returning, and the floss hole of standpipe 6 is got back to closed condition.But compression pump 22 is also in operation, and after the water of top box 2 blotted, liquid level sensor 35 detected less than water, compression pump 22 cuts out, and controller 18 sends instruction, and electro-magnet switch 23 is made adhesive, gland 17 is opened, and hot-air mouth 26 is open-minded, and slush pump 15 is discharged impurity by sewage draining exit 5.
In other embodiment of effluent filter of the present invention, can install air heater additional at top box 2, from the top of last guard 20 impurity is dried, and slush pump 15 is replaced with negative-pressure air fan (roots blower), by blower fan with impurity by sewage draining exit 5 sucking-offs.
In other embodiment of effluent filter of the present invention, drive motors 10 also can use common electric machine, but need add the stroke of limit switch with the control wiper mechanism.
Effluent filter of the present invention is in the process of filtering blowdown, between rubber stifled 34 and the standpipe 6 along with the folding constantly of each cycle, a large amount of liquid is not taken away in the removing of impurity, that is to say, the water resource that it consumes is few, approach zero consume, this improves the water saving efficiency of effluent filter of the present invention greatly.
Claims (10)
1. effluent filter comprises filter box and sewage pipe thereof (3), pure water pipe (4), blow-off pipe (5) and screen pack, it is characterized in that: wherein,
Described filter box comprises nowel (1) that is used for once filtering and the top box (2) that is used for secondary filter, described sewage pipe (3) is arranged on the bottom of described nowel (1), described blow-off pipe (5) is arranged on the bottom of described top box (2), and described pure water pipe (4) is arranged on the sidewall of described nowel (1);
Described screen pack comprises the board-like following screen pack (11) that is fixed on nowel (1) inwall, be fixed on the cylindrical shape guard (12) of described screen pack (11) down top and be fixed on last guard (20) bottom the described top box (2), the inlet of described blow-off pipe (5) is arranged on described inside of going up guard (20), and described nowel is provided with wiper mechanism in (1);
The sidewall of described top box (2) bottom is connected to return pipe (16), the inlet of described return pipe (16) is arranged on described outside of going up guard (20), described return pipe (16) is serially connected with compression pump (22), and described return pipe (16) another port links to each other with described wiper mechanism;
Be connected with slush pump (15) on the described blow-off pipe (5);
Liquid level sensor (35) is equipped with in the porch of described return pipe (16), differential pressure transmitter (19) and controller (18) are equipped with in described casing outside, the pressure acquisition point of described differential pressure transmitter (19) is separately positioned on the water inlet of described sewage pipe (3) and the delivery port of pure water pipe (4), the sampled signal of described liquid level sensor (35) and differential pressure transmitter (19) is connected to described controller (18), and the control signal of described controller (18) output is connected to described wiper mechanism, compression pump (22) and slush pump (15) respectively.
2. effluent filter according to claim 1, it is characterized in that, wherein said wiper mechanism comprises standpipe (6), described standpipe (6) runs through the described base plate of screen pack (11), cylindrical shape guard (12) and top box (2) down, adopts the sealing of the 3rd v-ring (33) and second v-ring (28) between the base plate of described cylindrical shape guard (12) and top box (2) and the described standpipe (6) respectively; The sidewall of described standpipe (6) is provided with some horizontally disposed arms (13), and the water inlet of described arm (13) is positioned at the inboard of described cylindrical shape guard (12); Described return pipe (16) another port is located in the inner chamber of described standpipe (6) bottom, vertically be provided with interior pipe (29) in the described standpipe (6), pipe (29) bottom water inlet communicates with described return pipe (16) in described, the sidewall of top from described standpipe (6) top of pipe (29) passes and is a vertical section along the bending downwards of the lateral wall of described cylindrical shape guard (12) in described, on the described vertical section sidewall, nozzle (24) is being housed respectively with each described arm (13) water inlet opposite position; Described standpipe (6) bottom is provided with the driving mechanism that drives its rotation and move up and down, and described controller (18) output is to the control signal of described driving mechanism.
3. effluent filter according to claim 2, it is characterized in that: wherein said driving mechanism comprises gear (8), described gear (8) both sides are installed with baffle plate (31) respectively, described gear (8) and pinion (30) engagement, pinion (30) cooperate with the rotating shaft of drive motors (10) by spline and link to each other; The lower end of described standpipe (6) is fixed on the shaft shoulder of described gear (8) upper end, the lateral wall of described standpipe (6) lower end is provided with screw rod (9), the described center of screen pack (11) down is provided with the nut (14) that matches with described screw rod (9), and described screw rod (9) links to each other with the shaft shoulder of described gear (8) by sunk key structure (21); Described return pipe (16) passes described gear (8) and communicates with described interior pipe (29), adopts first v-ring (27) sealing between described return pipe (16) and the described gear (8); Described controller (18) output is to the control signal of described drive motors (10).
4. according to claim 1 or 2 or 3 described effluent filters, it is characterized in that: wherein said guard (20) top center that goes up is provided with perforate, tapping is equipped with the rubber stifled (34) of area greater than standpipe (6) mouth of pipe by support (32), and the top of the upper end of support (32) and top box (2) is fixed together.
5. effluent filter according to claim 4, it is characterized in that: the top of wherein said top box (2) is provided with opening, the top of opening is provided with gland (17), described gland (17) top is provided with hot-air mouth (26) and is used to open the electro-magnet switch (23) of described gland (17), and described controller (18) output is to the control signal of described electro-magnet switch (23).
6. effluent filter according to claim 5 is characterized in that: wherein said drive motors (10) adopts stepper motor.
7. effluent filter according to claim 6 is characterized in that: be connected to automatic check valve (25) on the wherein said return pipe (16).
8. effluent filter according to claim 7 is characterized in that: wherein said each nozzle (24) adopts conical nozzle.
9. effluent filter according to claim 8 is characterized in that: wherein said controller (18) adopts single chip circuit.
10. effluent filter according to claim 9 is characterized in that: wherein said hot-air mouth (26) is connected to air heater, and described slush pump (15) replaces with negative-pressure air fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100826012A CN1329098C (en) | 2005-07-06 | 2005-07-06 | Sewage filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100826012A CN1329098C (en) | 2005-07-06 | 2005-07-06 | Sewage filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1724107A CN1724107A (en) | 2006-01-25 |
| CN1329098C true CN1329098C (en) | 2007-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100826012A Expired - Fee Related CN1329098C (en) | 2005-07-06 | 2005-07-06 | Sewage filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1329098C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101850200B (en) * | 2010-03-31 | 2012-07-25 | 李立功 | Multi-path sewage filtering integrated machine |
| CN104460586B (en) * | 2014-10-21 | 2017-08-01 | 苏州富奇诺水治理设备有限公司 | A kind of sewage water treatment method of water pressure invariableness |
| CN108479146B (en) * | 2018-05-31 | 2023-12-22 | 苏州凯新分离科技有限公司 | Pipeline type sewage filtering device with electromagnet loading and unloading mechanism |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2256599A (en) * | 1991-06-06 | 1992-12-16 | Beaudrey & Cie | Filter with rotary washing arms |
| CN2165911Y (en) * | 1993-06-05 | 1994-05-25 | 吴义松 | Rotary filtering net with pressure water reverse flushing mechanism |
| CN2353434Y (en) * | 1998-10-23 | 1999-12-15 | 刘社开 | Pressure type automatic-washing back-flushing rotary conic filtering device |
| JP2002263411A (en) * | 2001-03-06 | 2002-09-17 | Yanmar Agricult Equip Co Ltd | Strainer |
| CN2636944Y (en) * | 2003-07-17 | 2004-09-01 | 赵霞 | Self suction back flushing net type filtering apparatus |
| CN2803491Y (en) * | 2005-07-06 | 2006-08-09 | 陈子耀 | Sewage filter |
-
2005
- 2005-07-06 CN CNB2005100826012A patent/CN1329098C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2256599A (en) * | 1991-06-06 | 1992-12-16 | Beaudrey & Cie | Filter with rotary washing arms |
| CN2165911Y (en) * | 1993-06-05 | 1994-05-25 | 吴义松 | Rotary filtering net with pressure water reverse flushing mechanism |
| CN2353434Y (en) * | 1998-10-23 | 1999-12-15 | 刘社开 | Pressure type automatic-washing back-flushing rotary conic filtering device |
| JP2002263411A (en) * | 2001-03-06 | 2002-09-17 | Yanmar Agricult Equip Co Ltd | Strainer |
| CN2636944Y (en) * | 2003-07-17 | 2004-09-01 | 赵霞 | Self suction back flushing net type filtering apparatus |
| CN2803491Y (en) * | 2005-07-06 | 2006-08-09 | 陈子耀 | Sewage filter |
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| Publication number | Publication date |
|---|---|
| CN1724107A (en) | 2006-01-25 |
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Granted publication date: 20070801 Termination date: 20160706 |