CN205699685U - A kind of self-cleaning filter device - Google Patents
A kind of self-cleaning filter device Download PDFInfo
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- CN205699685U CN205699685U CN201620341510.XU CN201620341510U CN205699685U CN 205699685 U CN205699685 U CN 205699685U CN 201620341510 U CN201620341510 U CN 201620341510U CN 205699685 U CN205699685 U CN 205699685U
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Abstract
The utility model discloses a kind of self-cleaning filter device, for solving existing automatic back-flushing filtering device structure complexity and the halfway technical problem of the cleaned filtering layer of backwash, this defecator includes: tank body, backwash module, filter course, inlet pipeline, outlet pipeline, counter-flushing pipeline, blowoff line, the first fixation kit and the second fixation kit；Backwash module includes: hollow axle and multiple nozzle；First fixation kit, tank body and hollow axle surround closed chamber jointly, and counter-flushing pipeline connects with closed chamber；Being provided with intercommunicating pore on hollow axle, the first space that closed chamber is surrounded with the middle part of hollow axle, multiple nozzle, filter course successively by intercommunicating pore connects；First fixation kit, tank body, the second fixation kit and filter course surround second space jointly, and inlet pipeline connects with second space with blowoff line；Outlet pipeline and the connection of the first space.This self-cleaning filter device easy accessibility, easy to maintenance.
Description
Technical field
This utility model relates to water-treatment technology field, particularly relates to a kind of self-cleaning filter device.
Background technology
Purity according to material, generally material is divided into mixture and pure substance, producing and in life, according to different use demands, requirement to material purity is the most different, when having higher purity and prescription to material, then need to be filtered by the impurity in mixture by certain means and retain required main matter, the most typically obtained the material of needs by means such as physics, chemistry, biological respinses in the mixture.
As a example by the fields such as water for industrial use, domestic use of water, industrial water, its often purity and quality to water body have higher requirement, and the water body that water source provides generally all is mixed with certain solid constituent, and make the purity of water body and the quality cannot be up to standard, the most typically realize solid-liquid separation by physical method, filter course is i.e. set in defecator, water body is allowed to pass through defecator, and utilize filter course directly to intercept the impurity in water body, remove water body recovery technology, particulate matter, reduce turbidity, purify water.But, this type of defecator is during using, the impurity filtered can be deposited on filter course while filtering water body, increase along with the time of use, on filter course, the impurity of deposition can get more and more, and then affect the filter effect of defecator, it is therefore desirable to when the impurity on filter course reaches a certain amount of, filter course is carried out.
Existing solid-liquid filtration device is of a great variety, many employing backwash modes realize the cleaning to filter course, as shown in Figure 1, filter course 1 it is provided with in the middle part of defecator, to be divided into region A and region B inside defecator, this kind of solid-liquid filtration device generally comprises 2, treated water outlet 3 of a water inlet and a sewer outlet 4, wherein, water inlet 2 directly connects with region A with sewer outlet 4, and treated water outlet 3 directly connects with region B；When filtering, sewer outlet 4 closedown, water body enters defecator region A from water inlet 2, enters region B, and flow out from treated water outlet 3 after filter course 1 filters impurity；When backwash, water inlet 2 is closed, and water enters the region B of defecator, and back flush filter course 1 from treated water outlet 3, falls in the A of region so that the impurity on filter course 1 is rinsed, and along with water body is by sewer outlet 4 discharge defecator.
From the point of view of backwash mode, defecator is broadly divided into manual backwashing filter device and automatic backwashing filter.The former makes simply, and cost is relatively low, but during backwash, manual operation more bothers, and automaticity is relatively low, and application limitation is bigger；The latter's automaticity is higher, can automatic backwash, but it is more complicated to make relative former structure, and auxiliary device is more, relatively costly, and maintenance requirement is high, the cleaned filtering layer of backwash is the most thorough.
Utility model content
Complicated and the halfway technical problem of the cleaned filtering layer of backwash for automatic back-flushing filtering device structure present in prior art, this utility model is by providing a kind of self-cleaning filter device, can be while realizing good solid-liquid separation, the filter course of defecator carries out automatic backwash, and easy accessibility, easy to maintenance, maintenance cost is low.
This utility model provides a kind of self-cleaning filter device, for filtering the impurity in water body and under control of the control system defecator being cleaned automatically, described defecator includes: tank body, the backwash module being arranged in described tank body and filter course, be arranged on outer inlet pipeline, outlet pipeline, counter-flushing pipeline and the blowoff line connected and be connected with the control of described control system of described tank body with described tank body；
The first fixation kit being arranged on described tank body, is connected for fixing with the first end of described filter course；The middle part of described first fixation kit is provided with the first through hole；
The second fixation kit being arranged on described tank body, is connected for fixing with the second end of described filter course；The middle part of described second fixation kit is provided with the second through hole；
Described backwash module includes: hollow axle, and the multiple nozzles being arranged on described hollow axle and connecting with described hollow axle；Described hollow axle is arranged in described first through hole, and the part being provided with the plurality of nozzle of described hollow axle is positioned at the first space that described filter course surrounds, and described second through hole connects with described first space；
Described first fixation kit, described tank body and described hollow axle surround closed chamber jointly, and described counter-flushing pipeline connects with described closed chamber；Being provided with at least one intercommunicating pore on the axial wall that described hollow axle is relative with described closed chamber, described closed chamber is connected with the middle part of described hollow axle, the plurality of nozzle, described first space successively by least one intercommunicating pore described；Described first fixation kit, described tank body, described second fixation kit and described filter course surround second space jointly, and described inlet pipeline connects with described second space with described blowoff line；Described outlet pipeline is connected with described first space by described second through hole.
Optionally, described first fixation kit includes: the connector on the end of the first sidepiece being arranged on described tank body, and first fixed tube sheet spaced with described connector；
Described first through hole includes: is formed at the sub-through hole of first in the middle part of described connector, and is formed at the second sub-through hole in the middle part of described first fixed tube sheet.
Optionally, described connector stretches out along the hole wall of described first sub-through hole and is formed with the first limiting section, and described first fixed tube sheet stretches out along the hole wall of described second sub-through hole and is formed with the second limiting section；One end of described hollow axle is arranged in described first sub-through hole and described second sub-through hole, and carries out spacing by described first limiting section and described second limiting section.
Optionally, described closed chamber is specifically surrounded jointly by described tank body, described connector, described first fixed tube sheet and described hollow axle.
Optionally, described backwash module also includes: be connected with one end of described hollow axle, for the motor-driven mechanism driving described hollow axle to rotate.
Optionally, described inlet pipeline being provided with water inlet valve and the first Pressure gauge, described first Pressure gauge is between described water inlet valve and described tank body and on the pipeline of described tank body；
Being provided with outlet valve and the second Pressure gauge on described outlet pipeline, described second Pressure gauge is between described outlet valve and described tank body and on the pipeline of described tank body.
Optionally, described counter-flushing pipeline is provided with back flush valves, described blowoff line is provided with sewage draining valve.
Optionally, the projected area of the plurality of nozzle can cover whole filter course.
Optionally, described hollow axle is fixedly mounted in described tank body by described first fixation kit.
Optionally, during described hollow axle is limited in described first through hole rotationally.
The one or more technical schemes provided in this utility model, at least have the following technical effect that or advantage:
Due in this utility model scheme, self-cleaning filter device includes: tank body, the backwash module being arranged in described tank body and filter course, be arranged on outer inlet pipeline, outlet pipeline, counter-flushing pipeline and the blowoff line connecting with described tank body and being connected with described control system of described tank body；The first fixation kit being arranged on described tank body, is connected for fixing with the first end of described filter course；The middle part of described first fixation kit is provided with the first through hole；The second fixation kit being arranged on described tank body, is connected for fixing with the second end of described filter course；The middle part of described second fixation kit is provided with the second through hole；Wherein, described backwash module includes: hollow axle, and the multiple nozzles being arranged on described hollow axle and connecting with described hollow axle；Described hollow axle is arranged in described first through hole, and the part being provided with the plurality of nozzle of described hollow axle is positioned at the first space that described filter course surrounds, and described second through hole connects with described first space；Described first fixation kit, described tank body and described hollow axle surround closed chamber jointly, and described counter-flushing pipeline connects with described closed chamber；Being provided with at least one intercommunicating pore on the axial wall that described hollow axle is relative with described closed chamber, described closed chamber is connected with the middle part of described hollow axle, the plurality of nozzle, described first space successively by least one intercommunicating pore described；Described first fixation kit, described tank body, described second fixation kit and described filter course surround second space jointly, and described inlet pipeline connects with described second space with described blowoff line；Described outlet pipeline is connected with described first space by described second through hole.This defecator has the back-flushing structure of filtration and original creation, it is possible to filters the impurity in water body and automatically cleans defecator under control of the control system, and easy accessibility, easy to maintenance, maintenance cost is low.Efficiently solve automatic back-flushing filtering device structure complexity and the halfway technical problem of the cleaned filtering layer of backwash present in prior art.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to the accompanying drawing provided.
The structural representation of the back-flushing filtering device that Fig. 1 provides for background technology；
The structural representation of the first self-cleaning filter device that Fig. 2 provides for the embodiment of the present application；
First fixation kit of a kind of self-cleaning filter device that Fig. 3 provides for the embodiment of the present application and the attachment structure schematic diagram of tank body；
The structural representation of the second self-cleaning filter device that Fig. 4 provides for the embodiment of the present application；
The structural representation of the third self-cleaning filter device that Fig. 5 A provides for the embodiment of the present application；
The radial section schematic diagram of the third self-cleaning filter device that Fig. 5 B provides for the embodiment of the present application；
The structural representation of the 4th kind of self-cleaning filter device that Fig. 6 provides for the embodiment of the present application；
The first defecator method for self-cleaning flow chart that Fig. 7 provides for the embodiment of the present application；
The second defecator method for self-cleaning flow chart that Fig. 8 provides for the embodiment of the present application.
Detailed description of the invention
The embodiment of the present application is by providing a kind of self-cleaning filter device, solve automatic back-flushing filtering device structure complexity and the halfway technical problem of the cleaned filtering layer of backwash present in prior art, can be while realizing good solid-liquid separation, the filter course of defecator carries out automatic backwash, and easy accessibility, easy to maintenance, maintenance cost is low.
The technical scheme of the embodiment of the present application is for solving above-mentioned technical problem, and general thought is as follows:
The embodiment of the present application provides a kind of self-cleaning filter device, for filtering the impurity in water body and under control of the control system defecator being cleaned automatically, described defecator includes: tank body, the backwash module being arranged in described tank body and filter course, be arranged on outer inlet pipeline, outlet pipeline, counter-flushing pipeline and the blowoff line connected and be connected with the control of described control system of described tank body with described tank body；The first fixation kit being arranged on described tank body, is connected for fixing with the first end of described filter course；The middle part of described first fixation kit is provided with the first through hole；The second fixation kit being arranged on described tank body, is connected for fixing with the second end of described filter course；The middle part of described second fixation kit is provided with the second through hole；Described backwash module includes: hollow axle, and the multiple nozzles being arranged on described hollow axle and connecting with described hollow axle；Described hollow axle is arranged in described first through hole, and the part being provided with the plurality of nozzle of described hollow axle is positioned at the first space that described filter course surrounds, and described second through hole connects with described first space；Described first fixation kit, described tank body and described hollow axle surround closed chamber jointly, and described counter-flushing pipeline connects with described closed chamber；Being provided with at least one intercommunicating pore on the axial wall that described hollow axle is relative with described closed chamber, described closed chamber is connected with the middle part of described hollow axle, the plurality of nozzle, described first space successively by least one intercommunicating pore described；Described first fixation kit, described tank body, described second fixation kit and described filter course surround second space jointly, and described inlet pipeline connects with described second space with described blowoff line；Described outlet pipeline is connected with described first space by described second through hole.
Visible, in the embodiment of the present application, when using defecator normal filtration, jointly surround in second space by inlet pipeline inject water body to be filtered to described first fixation kit, described tank body, described second fixation kit and described filter course, and after filter course filtration treatment, discharge from outlet pipeline；When using filter device backwashing, close outlet pipeline, and jointly surround injection backwash medium in closed chamber by the first fixation kit, described tank body and described hollow axle described in backwash tube road direction, and sequentially enter the middle part of described hollow axle, multiple nozzle, the first space by least one intercommunicating pore on hollow axle, filter course is rinsed, and by described blowoff line, dirt is discharged.This defecator has the back-flushing structure of filtration and original creation concurrently, it is possible to filters the impurity in water body and automatically cleans defecator under control of the control system, and easy accessibility, easy to maintenance, maintenance cost is low.Efficiently solve automatic back-flushing filtering device structure complexity and the halfway technical problem of the cleaned filtering layer of backwash present in prior art.
In order to be better understood from technique scheme, below in conjunction with Figure of description and specific embodiment, technique scheme is described in detail, the specific features being to be understood that in the embodiment of the present application and embodiment is the detailed description to technical scheme, rather than the restriction to technical scheme, in the case of not conflicting, the technical characteristic in the embodiment of the present application and embodiment can be mutually combined.
Embodiment one
Refer to Fig. 2 and Fig. 3, the embodiment of the present application provides a kind of self-cleaning filter device, for filtering the impurity in water body and under control of the control system defecator being cleaned automatically, described defecator includes: tank body 21, the backwash module 22 being arranged in tank body 21 and filter course 23 (concretely mesh form), be arranged on outer inlet pipeline 24, outlet pipeline 25, counter-flushing pipeline 26 and the blowoff line 27 connected and be connected with the control of described control system of tank body 21 with tank body 21；
The first fixation kit 28 being arranged on tank body 21, is connected for fixing with the first end of filter course 23；The middle part of the first fixation kit 28 is provided with the first through hole 281；
The second fixation kit 29 being arranged on tank body 21, is connected for fixing with the second end of filter course 23；The middle part of the second fixation kit 29 is provided with the second through hole 291；
Backwash module 22 includes: hollow axle 221, and the multiple nozzles 222 being arranged on hollow axle 221 and connecting with hollow axle 221；Hollow axle 221 is arranged in the first through hole 281 (in conjunction with Fig. 2 and Fig. 3), and the part being provided with multiple nozzle 222 of hollow axle 221 is positioned at the first space P1 that filter course 23 surrounds, and the second through hole 291 connects with the first space P1；
First fixation kit 28, tank body 21 and hollow axle 221 surround closed chamber P2 jointly, and counter-flushing pipeline 26 connects with closed chamber P2；Being provided with at least one intercommunicating pore 221-1 on the axial wall that hollow axle 221 is relative with closed chamber P2, closed chamber P2 is connected with the middle part of hollow axle 221, multiple nozzle the 222, first space P1 successively by least one intercommunicating pore 221-1；First fixation kit 28, tank body the 21, second fixation kit 29 and filter course 23 surround second space P3 jointly, and inlet pipeline 24 all connects with second space P3 with blowoff line 27；Outlet pipeline 25 is connected with the first space P1 by the second through hole 291.
Further, in specific implementation process, inlet pipeline 24 being provided with water inlet valve 241 and the first Pressure gauge 242, the first Pressure gauge 242 is between water inlet valve 241 and tank body 21 and on the pipeline of tank body 21；Being provided with outlet valve 251 and the second Pressure gauge 252 on outlet pipeline 25, the second Pressure gauge 252 is between outlet valve 251 and tank body 21 and on the pipeline of tank body 21.It is provided with back flush valves 261 on counter-flushing pipeline 26, blowoff line 27 is provided with sewage draining valve 271.Wherein, the above-mentioned valve mentioned can be the valve of other drive form such as electronic, pneumatic, and these valves can use the forms such as ball valve, gate valve, butterfly valve simultaneously；The above-mentioned Pressure gauge mentioned can be selected for the Pressure gauge of all band data output, and in other embodiments, first, second Pressure gauge is replaced by effusion meter, interrupter, and is imposed a condition by the pressure differential automatic backwash of corresponding pressure table in the controls and change to the changes in flow rate automatic backwash of corresponding effusion meter or interrupter and impose a condition.
In specific implementation process, the application self-cleaning filter device be applicable to filter the water body of all solid-liquid separation, when required by backwash module 22, filter course 23 can be carried out self-cleaning simultaneously.Wherein, when defecator normal filtration, control system controls backwash module 22 and does not works, and control to close back flush valves 261 and sewage draining valve 271, so that counter-flushing pipeline 26 and blowoff line 27 are closed, control to open water inlet valve 241 and outlet valve 251 simultaneously, so that inlet pipeline 24 and outlet pipeline 25 are in open mode, water body to be filtered enters second space P3 from inlet pipeline 24, and after filter course 23 filtration treatment, enter the first space P1, outlet pipeline 25 is flowed to again by the second through hole 291, with the water body that purity after acquisition filtration and quality are higher.
During normal filtration, entered with the second Pressure gauge 252 acquisition filter device on outlet pipeline 25 by the first Pressure gauge 242 on inlet pipeline 24, the pressure data of outlet, and transmit data to programmable logic controller (PLC) (PLC, Programmable Logic Controller) control system carries out size and compares, increase along with filtration time, filter course 23 is gradually covered by impurity and causes filter area to reduce, water head loss by filtration is stepped up, enter, outlet pressure difference can incrementally increase, when both difference value reach setting value, PLC control system starts backwash mode.
When defecator enters backwash mode, described control system controls to close outlet valve 251, so that outlet pipeline 25 is closed, and control to open back flush valves 261 and sewage draining valve 271, so that counter-flushing pipeline 26 and blowoff line 27 are in open mode, difference according to the backwash medium that counter-flushing pipeline 26 is filled with, control water inlet valve 241 to open or close, such as, when backwash medium is compressed gas, then need control to open inlet pipeline 24, when backwash medium is liquid, then can control to close inlet pipeline 24.Concrete, counter-flushing pipeline 26 connects with backwash medium source (such as gas tank, air compressor machine, pressure water tank etc.), can be adjusted the pressure of the backwash medium (such as compressed air or press water) being filled with closed chamber P2 with flow as required, this pressure can constant also can change with flow.Further, the self-cleaning principle of defecator is: be filled with backwash medium in closed chamber P2 by counter-flushing pipeline 26, so that described backwash medium sequentially enters the middle part of hollow axle 221, multiple nozzle the 222, first space P1 by least one intercommunicating pore 221-1 on hollow axle 221, filter course 23 is rinsed, and by blowoff line 25, dirt is discharged.Preferably, two intercommunicating pore 221-1 that position is relative it are provided with on the axial wall that hollow axle 221 is relative with closed chamber P2, during so that backwash medium enters the middle part of hollow axle 221 by two intercommunicating pore 221-1, hollow axle 221 stress balance, reduce the impact to hollow axle 221.
In specific implementation process, tank body 21 can use the shapes such as the cylinder of hollow, cube, cuboid, makes material and may select metal, pottery etc., is not specifically limited here；Filter course 23 may select the materials such as rustless steel, pottery, carbon steel, PVC and is made, and filters mesh number changeable, and the shape of the first space P1 that filter course 23 is surrounded can be cylinder, cube, cuboid etc., is not specifically limited here；Arbitrary nozzle 222 can use hollow cone nozzle, solid-cone (type) nozzle, square nozzle, elliptical nozzles, fan nozzle, post stream (direct current) nozzle, second fluid nozzle, the forms such as multi fluid nozzle, material may select metal, pottery etc., concrete, according to impurity screening, the size of the adhesive force of filter course 23 can be selected the nozzle of multi-form, when impurity to the adhesive force of filter course 23 bigger time then select the nozzle that jet is bigger, when impurity to the adhesive force of filter course 23 less time then select the nozzle that jet is less, arbitrary nozzle 222 can use with the type of attachment of hollow axle 221 threadeds, the forms such as welding, here it is not specifically limited.
In specific implementation process, referring still to Fig. 2 and Fig. 3, first fixation kit 28 includes: the connector 282 (concretely adpting flange) on the end of the first sidepiece being arranged on tank body 21, and first fixed tube sheet 283 spaced with connector 282, first end of the first fixed tube sheet 283 and filter course 23 is fixing to be connected, and its connected mode can use Flange joint, welding, screw thread, the mode such as one-body molded；First through hole 281 includes: is formed at the sub-through hole 281-1 of first in the middle part of connector 282, and is formed at the sub-through hole 281-2 of second in the middle part of the first fixed tube sheet 283.Concrete, connector 282 stretches out along the hole wall of the first sub-through hole 281-1 and is formed with the first limiting section 281-3, first fixed tube sheet 283 stretches out along the hole wall of the second sub-through hole 281-2 and is formed with the second limiting section 281-4, one end of hollow axle 221 is arranged in the first sub-through hole 281-1 and the second sub-through hole 281-2, and carries out spacing by the first limiting section 281-3 and the second limiting section 281-4.Wherein, connector 282 and the first fixed tube sheet 283 all can use Flange joint, welding, screw thread, the mode such as one-body molded to be fastenedly connected with tank body 21.Second fixation kit 29 concretely the second fixed tube sheet, and the second end of filter course 23 and tank body 21 is fixing is connected, its connected mode can use Flange joint, welding, screw thread, the mode such as one-body molded equally.
Further, closed chamber P2 is specifically surrounded jointly by tank body 21, connector the 282, first fixed tube sheet 283 and hollow axle 221, concrete, and connector 282 offers through hole, for being connected with counter-flushing pipeline 26.In this embodiment, closed chamber P2 is positioned at the first sidepiece of tank body 21.
In another embodiment, refer to Fig. 4, closed chamber P2 may be additionally located at the second sidepiece of tank body 21, now, first fixation kit 28 includes: the connector 282 on the end of the first sidepiece being arranged on tank body 21, being arranged on the second sidepiece and spaced first fixed tube sheet 283 of connector 282 of tank body 21, and be arranged on the second sidepiece and spaced 3rd fixed tube sheet 284 of the first fixed tube sheet 283 of tank body 21, described first sidepiece is relative with described second sidepiece；Closed chamber P2 is specifically surrounded jointly by tank body the 21, first fixed tube sheet the 283, the 3rd fixed tube sheet 284 and hollow axle 221, and offers a through hole on the 3rd fixed tube sheet 284, for being connected with described counter-flushing pipeline 26.As shown in Figure 4, second fixed tube sheet 29 is between connector 282 and the first fixed tube sheet 283, tank body the 21, second fixed tube sheet 29 and the first fixed tube sheet 283 surround the 3rd space P4 jointly, the sidewall corresponding for space P4 with the 3rd of tank body 21 offers a through hole, for connecting with outlet pipeline 25.
In specific implementation process, backwash module 22 at least following three kinds of implementations:
1) refer to Fig. 2 and Fig. 4, backwash module 22 includes: hollow axle 221, and the multiple nozzles 222 being arranged on hollow axle 221 and connecting with hollow axle 221, wherein, hollow axle 221 is fixedly mounted in tank body 21 by the first fixation kit 28, multiple nozzles 222 are distributed on hollow axle 221, and the jet face of all nozzles 222 can cover whole filter course 23.
null2) refer to Fig. 5 A and Fig. 5 B，Backwash module 22 includes: hollow axle 221，And the multiple nozzles 222 being arranged on hollow axle 221 and connecting with hollow axle 221，Wherein，Hollow axle 221 is limited in the first through hole 281 rotationally (in conjunction with Fig. 3、Fig. 5 A and Fig. 5 B)，Hollow axle 221 can rotate relative to the first through hole 281 the most under external force，Multiple nozzles 222 are distributed on hollow axle 221，Multiple nozzles 222 are on the premise of ensureing 360 degree of comprehensive cleanings to drainage screen 23，Different central-injection directions can be selected，The central-injection direction of the most multiple nozzles 222 can form an angle with the radial direction of hollow axle 221，As fig. 5 a and fig. 5b，The central-injection direction a of nozzle 222-1 and radial direction c of hollow axle 221 have certain angle，This angle is preferably 90 degree，Make when multiple nozzles 222 spray owing to backwash medium and filter course 23 occur impact that hollow axle 221 is produced counteracting force，And then make hollow axle 221 automatically rotate around shaft centre line d in course of injection，To realize 360 degree of comprehensive cleanings to drainage screen 23.It should be noted that in this case, hollow axle 221 can realize automatically rotating not against external motor-driven mechanism, and then reaches to simplify the purpose of parts, certainly in specific implementation process, it is possible to uses motor-driven mechanism to drive hollow axle 221 to rotate.
3) refer to Fig. 6, backwash module 22 includes: hollow axle 221, the multiple nozzles 222 being arranged on hollow axle 221 and connecting with hollow axle 221, and is connected with one end of hollow axle 221, for the motor-driven mechanism 223 driving hollow axle 221 to rotate；Wherein, motor-driven mechanism 223 can use the type of drive such as motor driving, gasoline engine driving.Concrete, when backwash module 22 works, control system controls to start motor-driven mechanism 223, to drive hollow axle 221 uniform rotation or speed change to rotate by motor-driven mechanism 223.For this kind of situation, the central-injection direction of multiple nozzles 222 can be disposed as vertical with the shaft centre line of hollow axle 221, as shown in Figure 6, the central-injection direction b of nozzle 222-2 can be vertical with the shaft centre line d of hollow axle 221, backwash medium vertically washes away filter course 23, impulsive force maximum scouring effect is optimal, but now needs the rotation relying on motor-driven mechanism 223 to ensure hollow axle 221.
For the above-mentioned 2nd) and 3) the rotating two kinds of embodiments of hollow mandrel 221, brush, scraper can be set up on hollow axle 221, while filter course 23 is rinsed, filter course 23 is carried out wiper, to realize efficiently, thoroughly, rapidly to the impurity on filter course 23 to be carried out.
In specific implementation process, this defecator can select arranging position and can moving along the shaft centre line of tank body 21 of vertical installation, horizontal installation, and inlet pipeline 24 and blowoff line 27 as required.When select vertical mounting means time, preferably mode be the corresponding second space P3 that blowoff line 27 is arranged on tank body 21 sidewall near the second fixation kit 29 position on；When selecting horizontal mounting means, in any position of the sidewall that blowoff line 27 may be provided at the corresponding second space P3 of tank body 21, the side being provided with blowoff line 27 of tank body 21 the most only need to be ensured down.If it addition, defecator has motor-driven mechanism 223 and defecator when using vertical mounting means, the side arranging motor-driven mechanism 223 can be lower or upper.
Sum it up, by using the self-cleaning filter device in the application embodiment at least to possess techniques below effect:
1) when using defecator normal filtration, jointly surround by inlet pipeline 24 to the first fixation kit 28, tank body the 21, second fixation kit 29 and filter course 23 second space P3 injects water body to be filtered, and after filter course 23 filtration treatment, discharge from outlet pipeline 25；When using defecator to carry out backwash, close outlet pipeline 25, and jointly surround injection backwash medium in closed chamber P2 by counter-flushing pipeline 26 to the first fixation kit 28, tank body 21 and hollow axle 221, and sequentially enter the middle part of hollow axle 221, multiple nozzle the 22, first space P1 by least one intercommunicating pore 221-1 on hollow axle 221, filter course 23 is rinsed, and by blowoff line 27, dirt is discharged.This defecator has the back-flushing structure of filtration and original creation concurrently, it is possible to filters the impurity in water body and automatically cleans defecator under control of the control system, and easy accessibility, easy to maintenance, maintenance cost is low.Efficiently solve automatic back-flushing filtering device structure complexity and the halfway technical problem of the cleaned filtering layer of backwash present in prior art.
2) hollow axle 221 of backwash module 22 and the set-up mode of multiple nozzle 22 are flexible, and backwash module 22 is various informative, it is possible to meet different application demands.
3) situation rotating for hollow axle 221, can set up brush, scraper on hollow axle 221, while rinsing, carries out filter course 23 hanging brush, to realize efficiently, thoroughly, rapidly to the impurity on filter course 23 to be carried out.
4) this self-cleaning filter device supports gas punching, water punching and the backwashing manner of mixing wastewater with air punching, existing suction can be avoided to permit clean, brush easy to wear to come off, the problem such as blade wears, filter course 23 can be carried out cleaning down simultaneously.
Embodiment two
Conceiving based on same utility model, refer to Fig. 2, Fig. 4-Fig. 6 and Fig. 7, this utility model embodiment additionally provides a kind of defecator method for self-cleaning, is applied in the self-cleaning filter device described in embodiment one, said method comprising the steps of:
S1, when the pressure differential of the first Pressure gauge 242 on inlet pipeline 24 with the second Pressure gauge 252 on outlet pipeline 25 reaches setting value, control to close the outlet valve 251 on described outlet pipeline 25, control to open the back flush valves 261 on counter-flushing pipeline 26 and the sewage draining valve 271 on blowoff line 27 simultaneously；
S2, in closed chamber P2, it is filled with backwash medium by described counter-flushing pipeline 26, so that described backwash medium sequentially enters the middle part of described hollow axle 221, multiple nozzle the 222, first space P1 by least one intercommunicating pore 221-1 on hollow axle 221, filter course 23 is rinsed, and by described blowoff line 27, dirt is discharged.
In specific implementation process, inlet pipeline 24 being provided with water inlet valve 241 and the first Pressure gauge 242, the first Pressure gauge 242 is between water inlet valve 241 and tank body 21 and on the pipeline of tank body 21；Being provided with outlet valve 251 and the second Pressure gauge 252 on outlet pipeline 25, the second Pressure gauge 252 is between outlet valve 251 and tank body 21 and on the pipeline of tank body 21.It is provided with back flush valves 261 on counter-flushing pipeline 26, blowoff line 27 is provided with sewage draining valve 271.Wherein, the above-mentioned valve mentioned can be the valve of other drive form such as electronic, pneumatic, and these valves can use the forms such as ball valve, gate valve, butterfly valve simultaneously；The above-mentioned Pressure gauge mentioned can be selected for the Pressure gauge of all band data output, and in other embodiments, first, second Pressure gauge is replaced by effusion meter, interrupter, and is imposed a condition by the pressure differential automatic backwash of corresponding pressure table in the controls and change to the changes in flow rate automatic backwash of corresponding effusion meter or interrupter and impose a condition.
In specific implementation process, the application self-cleaning filter device be applicable to filter the water body of all solid-liquid separation, when required by backwash module 22, filter course 23 can be carried out self-cleaning simultaneously.Wherein, when defecator normal filtration, control system controls backwash module 22 and does not works, and control to close back flush valves 261 and sewage draining valve 271, so that counter-flushing pipeline 26 and blowoff line 27 are closed, control to open water inlet valve 241 and outlet valve 251 simultaneously, so that inlet pipeline 24 and outlet pipeline 25 are in open mode, water body to be filtered enters second space P3 from inlet pipeline 24, and after filter course 23 filtration treatment, enter the first space P1, outlet pipeline 25 is flowed to again by the second through hole 291, with the water body that purity after acquisition filtration and quality are higher.
During normal filtration, entered with the second Pressure gauge 252 acquisition filter device on outlet pipeline 25 by the first Pressure gauge 242 on inlet pipeline 24, the pressure data of outlet, and transmit data to programmable logic controller (PLC) (PLC, Programmable Logic Controller) control system carries out size and compares, increase along with filtration time, filter course 23 is gradually covered by impurity and causes filter area to reduce, water head loss by filtration is stepped up, enter, outlet pressure difference can incrementally increase, when both difference value reach setting value, PLC control system starts backwash mode.
When defecator enters backwash mode, corresponding above-mentioned steps S1 and S2, described control system controls to close outlet valve 251, so that outlet pipeline 25 is closed, and control to open back flush valves 261 and sewage draining valve 271, so that counter-flushing pipeline 26 and blowoff line 27 are in open mode, difference according to the backwash medium that counter-flushing pipeline 26 is filled with, control water inlet valve 241 to open or close, such as, when backwash medium is compressed gas, control is then needed to open inlet pipeline 24, when backwash medium is liquid, then can control to close inlet pipeline 24.Concrete, counter-flushing pipeline 26 connects with backwash medium source (such as gas tank, air compressor machine, pressure water tank etc.), can be adjusted the pressure of the backwash medium (such as compressed air or press water) being filled with closed chamber P2 with flow as required, this pressure can constant also can change with flow.Further, the self-cleaning principle of defecator is: be filled with backwash medium in closed chamber P2 by counter-flushing pipeline 26, so that described backwash medium sequentially enters the middle part of hollow axle 221, multiple nozzle the 222, first space P1 by least one intercommunicating pore 221-1 on hollow axle 221, filter course 23 is rinsed, and by blowoff line 25, dirt is discharged.
Further, in specific implementation process, backwash module 22 also includes: be connected with one end of described hollow axle 221, for the motor-driven mechanism 223 driving described hollow axle 221 to rotate；Described step S1 also includes: start motor-driven mechanism 223, to drive hollow axle 221 to rotate by motor-driven mechanism 223.
Further, described step S2 specifically includes:
S21, in closed chamber P2, it is filled with first medium by described counter-flushing pipeline 26, so that described first medium sequentially enters the middle part of described hollow axle 221, multiple nozzle the 222, first space P1 by least one intercommunicating pore 221-1 on hollow axle 221, filter course 23 is rinsed；
S22, in closed chamber P2, it is filled with second medium by described counter-flushing pipeline 26, so that described second medium sequentially enters the middle part of described hollow axle 221, multiple nozzle the 222, first space P1 by least one intercommunicating pore 221-1 on hollow axle 221, filter course 23 is rinsed；Wherein, described first medium is different from described second medium
S23, the dirt discharge that will be rinsed out on filter course 23 by described blowoff line 27.
nullConcrete，Described first medium and described second medium can be compressed air or press water，When described first medium is compressed air and described second medium is press water，First stage in backwash，Control to close outlet valve 251，And stay open water inlet valve 242，So that outlet pipeline 25 is closed and inlet pipeline 24 is in open mode，And control to open back flush valves 261 and sewage draining valve 271，So that counter-flushing pipeline 26 and blowoff line 27 are in open mode，Starting motor-driven mechanism 223 drives hollow axle 221 to keep rotating (can constant speed or speed change)，It is passed through compressed air toward counter-flushing pipeline 26，Ensure in this process to be passed through compressed-air actuated stablizes constant voltage，Compressed air enters closed chamber P2，Entered in hollow axle 221 by the intercommunicating pore 221-1 of hollow axle 221 again，The inwall of filter course 23 is washed away finally by multiple nozzles 222，Because with hollow axle 221 rotary motion, multiple nozzles 222 ensure that filter course 23 can be washed into by 360 degree，The impurity of filter course 23 outer wall attachment is washed down and is together discharged in waste water system through blowoff line 27 with liquid；Then, in backwash second stage, on the basis of keeping backwash first stage each equipment state running status, close water inlet electrodynamic valve 24 cut off water inlet, cut-out simultaneously changes being passed through the press water of constant pressure and constant flow into toward the compressed air that counter-flushing pipeline 26 is passed through, press water enters closed chamber P2, enter in hollow axle 221 by the intercommunicating pore 221-1 of hollow axle 221 again, filter course 23 inwall is washed away finally by nozzle 222, because with hollow axle 221 rotary motion, multiple nozzles 222 ensure that filter course 23 can be washed into by 360 degree, the impurity of filter course 23 outer wall attachment is washed down and is together discharged in waste water system through blowoff line 27 with flushing water.
Above-mentioned backwash first stage and backwash second stage can arrange washing time by PLC control system, it is ensured that filter course 23 is rinsed well thoroughly.After the backwash stage terminates, PLC system automatically switches to normal filtration mode and continues to run with, and whole process need not manual operation.
In specific implementation process, counter-flushing process can be rushed by first gas, water punching again, changes Xian Shuichong, the punching of rear gas into, or increases air-water mixture flow process.
As described above, above-mentioned defecator method for self-cleaning is applied in above-mentioned self-cleaning filter device, so, the implementation process of the method is illustrated in the enforcement principle of one or more embodiments of above-mentioned defecator, repeats the most one by one at this.
Although having been described for preferred embodiment of the present utility model, but those skilled in the art once know basic creative concept, then these embodiments can be made other change and amendment.So, claims are intended to be construed to include preferred embodiment and fall into all changes and the amendment of this utility model scope.
Obviously, those skilled in the art can carry out various change and modification without deviating from spirit and scope of the present utility model to this utility model.So, if these amendments of the present utility model and modification belong within the scope of this utility model claim and equivalent technologies thereof, then this utility model is also intended to comprise these change and modification.
Claims (10)
1. a self-cleaning filter device, for filtering the impurity in water body and the control in control system
Under defecator is cleaned automatically, it is characterised in that described defecator includes: tank body, is arranged on
Backwash module in described tank body and filter course, be arranged on described tank body outer connect with described tank body and with
Described control system controls inlet pipeline, outlet pipeline, counter-flushing pipeline and the blowoff line connected；
The first fixation kit being arranged on described tank body, connects for fixing with the first end of described filter course
Connect；The middle part of described first fixation kit is provided with the first through hole；
The second fixation kit being arranged on described tank body, connects for fixing with the second end of described filter course
Connect；The middle part of described second fixation kit is provided with the second through hole；
Described backwash module includes: hollow axle, and be arranged on described hollow axle and with described hollow axle
Multiple nozzles of connection；Described hollow axle is arranged in described first through hole, and the setting of described hollow axle is
State the part of multiple nozzle and be positioned at the first space that described filter course surrounds, described second through hole and described the
One space connection；
Described first fixation kit, described tank body and described hollow axle surround closed chamber, described backwash jointly
Pipeline connects with described closed chamber；It is provided with at least one on the axial wall that described hollow axle is relative with described closed chamber
Individual intercommunicating pore, described closed chamber by least one intercommunicating pore described successively with middle part, the institute of described hollow axle
State multiple nozzle, described first space connection；Described first fixation kit, described tank body, described second solid
Determine assembly and described filter course surrounds second space, described inlet pipeline and described blowoff line jointly with described
Second space connects；Described outlet pipeline is connected with described first space by described second through hole.
2. self-cleaning filter device as claimed in claim 1, it is characterised in that described first fixes group
Part includes: the connector on the end of the first sidepiece being arranged on described tank body, and and described connector between
Every the first fixed tube sheet arranged；
Described first through hole includes: is formed at the sub-through hole of first in the middle part of described connector, and is formed at institute
State the sub-through hole of second in the middle part of the first fixed tube sheet.
3. self-cleaning filter device as claimed in claim 2, it is characterised in that described connector is along institute
Stating the hole wall of the first sub-through hole to stretch out and be formed with the first limiting section, described first fixed tube sheet is along described
The hole wall of two sub-through holes stretches out and is formed with the second limiting section；One end of described hollow axle is arranged in described
In one sub-through hole and described second sub-through hole, and carried out by described first limiting section and described second limiting section
Spacing.
4. self-cleaning filter device as claimed in claim 2, it is characterised in that described closed chamber is concrete
Jointly surrounded by described tank body, described connector, described first fixed tube sheet and described hollow axle.
5. self-cleaning filter device as claimed in claim 1, it is characterised in that described backwash module
Also include: be connected with one end of described hollow axle, for the motor-driven mechanism driving described hollow axle to rotate.
6. self-cleaning filter device as claimed in claim 1, it is characterised in that on described inlet pipeline
Being provided with water inlet valve and the first Pressure gauge, described first Pressure gauge is positioned at described water inlet valve and described
Between tank body and on the pipeline of described tank body；
Being provided with outlet valve and the second Pressure gauge on described outlet pipeline, described second Pressure gauge is positioned at institute
State between outlet valve and described tank body and on the pipeline of described tank body.
7. self-cleaning filter device as claimed in claim 1, it is characterised in that described counter-flushing pipeline
On be provided with back flush valves, described blowoff line is provided with sewage draining valve.
8. self-cleaning filter device as claimed in claim 1, it is characterised in that the plurality of nozzle
Projected area can cover whole filter course.
9. self-cleaning filter device as claimed in claim 1, it is characterised in that described hollow axle passes through
Described first fixation kit is fixedly mounted in described tank body.
10. self-cleaning filter device as claimed in claim 1, it is characterised in that described hollow axle can turn
It is limited in described first through hole dynamicly.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620341510.XU CN205699685U (en) | 2016-04-21 | 2016-04-21 | A kind of self-cleaning filter device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620341510.XU CN205699685U (en) | 2016-04-21 | 2016-04-21 | A kind of self-cleaning filter device |
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| CN205699685U true CN205699685U (en) | 2016-11-23 |
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| CN201620341510.XU Active CN205699685U (en) | 2016-04-21 | 2016-04-21 | A kind of self-cleaning filter device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106730992A (en) * | 2017-01-25 | 2017-05-31 | 江苏永通新材料科技有限公司 | A kind of extraction tower for producing polyamide section |
| CN107303444A (en) * | 2016-04-21 | 2017-10-31 | 深圳市深水宝安水务集团有限公司 | A kind of self-cleaning filter device and filter method for self-cleaning |
| CN108310834A (en) * | 2017-01-18 | 2018-07-24 | 黄学锋 | Three-level backwashing system and purging method |
| CN110382077A (en) * | 2016-10-12 | 2019-10-25 | Hydac处理技术有限公司 | Filter device |
| CN112774290A (en) * | 2020-12-22 | 2021-05-11 | 重庆浩峰继科技有限公司 | Rotation type self-cleaning filter equipment |
| CN113020067A (en) * | 2021-03-05 | 2021-06-25 | 张福有 | A belt cleaning device for copper scrap recycle |
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2016
- 2016-04-21 CN CN201620341510.XU patent/CN205699685U/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107303444A (en) * | 2016-04-21 | 2017-10-31 | 深圳市深水宝安水务集团有限公司 | A kind of self-cleaning filter device and filter method for self-cleaning |
| CN110382077A (en) * | 2016-10-12 | 2019-10-25 | Hydac处理技术有限公司 | Filter device |
| CN110382077B (en) * | 2016-10-12 | 2022-03-08 | Hydac处理技术有限公司 | Filter device |
| CN108310834A (en) * | 2017-01-18 | 2018-07-24 | 黄学锋 | Three-level backwashing system and purging method |
| CN106730992A (en) * | 2017-01-25 | 2017-05-31 | 江苏永通新材料科技有限公司 | A kind of extraction tower for producing polyamide section |
| CN112774290A (en) * | 2020-12-22 | 2021-05-11 | 重庆浩峰继科技有限公司 | Rotation type self-cleaning filter equipment |
| CN113020067A (en) * | 2021-03-05 | 2021-06-25 | 张福有 | A belt cleaning device for copper scrap recycle |
| CN113020067B (en) * | 2021-03-05 | 2022-10-04 | 江西新越材料科技有限公司 | A belt cleaning device for useless copper recycle |
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