CN106267964A - The preposition water filter of back flush type - Google Patents
The preposition water filter of back flush type Download PDFInfo
- Publication number
- CN106267964A CN106267964A CN201610956293.XA CN201610956293A CN106267964A CN 106267964 A CN106267964 A CN 106267964A CN 201610956293 A CN201610956293 A CN 201610956293A CN 106267964 A CN106267964 A CN 106267964A
- Authority
- CN
- China
- Prior art keywords
- cavity
- filter
- outlet
- filter screen
- lid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 238000001914 filtration Methods 0.000 claims abstract description 42
- 238000005192 partition Methods 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 10
- 239000012535 impurity Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000011001 backwashing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
- B01D29/665—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps by using pistons
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The preposition water filter of back flush type, belong to life appliance field, including the lid of outlet with water inlet and the cylinder being connected with lid, filter cavity is defined in cylinder, filter screen is arranged in cylinder and described filter cavity is separated into inner filtration cavity and outer filter cavity, water inlet connects with inner filtration cavity, and outlet connects with outer filter cavity;The bottom of cylinder is provided with discharge outlet, which is provided with drain valve, and discharge outlet connects with inner filtration cavity;It is provided with the partition block that the piston plug that can shift up and down connects with outlet with obstruct water inlet on described lid, cuts off the circulation passage being communicated with water outlet end and inlet end on block.Circulation passage is blocked respectively and inner filtration cavity controls the water (flow) direction that water inlet flows into, it is possible to realize just rinsing and two kinds of cleaning ways of backwash, improve the cleaning efficiency of filter screen by shifting up and down of piston plug.
Description
Technical field
The invention belongs to life appliance field, be specifically related to a kind of preposition water filtration of the back flush type for Drinking Water
Device.
Background technology
Fore filter filter screen all uses sintering filter screen, owing to filter screen is the element of life-time service, at filter pipe impurity
During, it is very important technology barriers that the impurity on filter screen rinses.At present, the flushing that overwhelming majority producer uses
Mode has two kinds: the first is positive backwashing manner (Fig. 1 and Fig. 2), the direction i.e. filtered with product, as flow process;The second is
Opposite direction backwashing manner (Fig. 3 and Fig. 4), rinses together with outside from its interior.
Using above two mode is all to rinse impurity, the drawback of such backwashing manner along the direction in former filtration water route
Have following:
1. rinsing direction identical with filtering direction, flush efficiency is the highest, the most thoroughly.Reason: due to the filtration side of water route protector
Formula is the granule foreign isolating in tap water by the interception of filter screen, and the most most granule foreign is all attached to filter screen
Above, the when that flushing direction being the same with filtering direction, these granule foreigns on filter screen are protected by the space of filter screen, it is impossible to just
Face is rinsed, so punching does not washes clean;
2. what filter screen rinsed is not comprehensively thorough.Reason: the surrounding of circular filter screen can be adhered to very during product uses
Many impurity, when rinsing when, owing to water inlet is at filter screen, it is impossible to clean to whole filter screen completely.
Summary of the invention
For the deficiencies in the prior art, the purpose of the present invention is directed to the preposition water filter of back flush type, profit
Change the automatically cleaning process carrying out water (flow) direction to realize filter screen by self structure, be used for solving backwash water route and filtering water route one
During cause, carry out that filter screen flush efficiency in backwash process is low and filter screen rinses halfway problem.
For achieving the above object, the present invention uses such as purgation technical scheme:
The preposition water filter of back flush type, including have water inlet outlet lid and with lid removably connect ground cylinder
Body, defines filter cavity in described cylinder, in filter screen is arranged on cylinder and described filter cavity is separated into inner filtration cavity
With outer filter cavity, described water inlet connects with described inner filtration cavity, and described outlet connects with outer filter cavity;Described cylinder
The bottom of body is provided with discharge outlet, which is provided with drain valve;Described discharge outlet connects with inner filtration cavity;It is characterized in that: described
Being provided with on lid can be by current at normal filtering operation and the current conversion equipment of recoil operation switching;Described water stream conversion
Put and include: what obstruct water inlet connected with outlet cuts off block, the piston plug that can be blocked by inner filtration cavity, drives piston to block up
The top knob that head shifts up and down, described partition block is provided with circulation passage, and described circulation passage one end connects with outlet, institute
The other end stating circulation passage is positioned at the upper pan position of piston plug so that piston plug blocks circulation when being positioned at pan position
Passage, piston plug blocks inner filtration cavity when being positioned at lower pan position.
Further, described top knob is positioned at lid upper end, and is connected with piston plug by screw rod;In described lid
Being provided with the female thread cap matched with screw rod, one end of described screw rod is connected with female thread cap, described screw rod another
One end is fixing with piston plug to be connected.
Further, the bottom of described filter cavity is provided with filter screen mounting seat, and described filter screen is arranged on described filter screen and installs
On seat, be positioned at described filter screen mounting seat and be provided with drain outlet, described drain outlet respectively with inner filtration cavity and discharge outlet
Connection.
Further, described lid with cylinder for threadeding.
Owing to technique scheme is used, the present invention compared with prior art has the advantage that
The present invention provide the preposition water filter of back flush type, by the displacement up and down of piston plug block respectively circulation passage and
Inner filtration cavity controls the water (flow) direction that water inlet flows into so that filter screen is lighter when cleaning, and power is bigger, and direction is more closed
Reason.By the regulation to above-mentioned current, it is possible to realize just rinsing and two kinds of cleaning ways of backwash, rinse the same of sales volume improving
Time, shorten washing time, and then save wash water.
Accompanying drawing explanation
Fig. 1 is the filtration condition schematic diagram just rinsed in prior art.
Fig. 2 is the blowdown view just rinsed in prior art.
Fig. 3 is the filtration condition schematic diagram that in prior art, opposite direction is rinsed.
Fig. 4 is the blowdown view that in prior art, opposite direction is rinsed.
The filtration condition schematic diagram that Fig. 5 provides for the present invention.
The blowdown view that Fig. 6 provides for the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment the invention will be further described:
Embodiment:
Shown in Fig. 5 and Fig. 6: the preposition water filter of back flush type, including the lid 1 of the outlet 1-2 with water inlet 1-1
And the ground cylinder 2(lid in the present embodiment that removably connects with lid 1 with cylinder for threadeding, it would however also be possible to employ other companies
Connect mode, as snapped connection), define filter cavity in described cylinder 2, in filter screen 3 is arranged on cylinder 2 and by described filter chamber
Body is separated into inner filtration cavity 4 and outer filter cavity 5, and described water inlet 1-1 connects with described inner filtration cavity 4, described water outlet
Mouth 1-2 connects with outer filter cavity 5;The bottom of described cylinder 2 is provided with discharge outlet 7, which is provided with drain valve 8;Described discharge outlet 7
Connect with inner filtration cavity 4.In order to improve the stability that filter screen 3 is placed, the bottom of described filter cavity is provided with filter screen and installs
Seat 6, described filter screen 3 is arranged in described filter screen mounting seat 6, is positioned at described filter screen mounting seat 6 and is provided with drain outlet, described
Drain outlet connects with inner filtration cavity 4 and discharge outlet 7 respectively.Described filter screen mounting seat 6 other positions in addition to drain outlet
For entity, current cannot pass through.
In order to realize the cleaner of the cleaning to filter screen, described lid 1 is provided with can be by current at normal filtering operation
Current conversion equipment with recoil operation switching.Specifically:
Described current conversion equipment includes: intercepts partition block that water inlet connects with outlet, can be blocked by inner filtration cavity 4
The top knob 10 that piston plug 11, driving piston plug about 11 shift, described partition block is provided with circulation passage 9, described
Circulation passage 9 one end connects with outlet 1-2, and the other end of described circulation passage 9 is positioned at the upper pan position of piston plug 11,
Making piston plug 11 block circulation passage 9 when being positioned at pan position, piston plug 11 blocks inner filtration when being positioned at lower pan position
Cavity 4.
Furthermore, it is understood that described top knob 10 is positioned at lid 1 upper end, and it is connected with piston plug 11 by screw rod;
Being provided with the female thread cap matched with screw rod in described lid 1, one end of described screw rod is connected with female thread cap, described
The other end of screw rod is fixing with piston plug to be connected.
As it is shown in figure 5, (filter water) when being in filtration condition, piston plug is positioned at pan position, blocks stream
Circulation passage entrance, opens the entrance of inner filtration cavity.Undressed former water enters its interior (i.e. inner filtration chamber from water inlet
Body), current flow out from the interior of filter screen, and during this, filter screen carries out filtration treatment to former water, and miscellaneous by filter
Matter is stayed inside filter screen.Water after process flows out through outlet.
As shown in Figure 6, (clearing up the impurity on filter screen) when being in blowdown state, piston plug is positioned at lower displacement
Put, block the entrance of inner filtration cavity, open circulation passage entrance.Current for cleaning enter and traveling along stream from water inlet
It is outside (outer filter cavity) that circulation passage enters filter screen, and current can internally permeate from the outside of filter screen, will depend on during this
The impurity being attached on filter screen departs from.Opening drain valve, water flows through and flows out and take away impurity at drain valve, thus realizes filter simultaneously
The cleaning of net.
When filter screen is carried out reverse cleaning, it is also possible to realize the positive backwashing manner shown in Fig. 2, specific as follows: piston blocks up
Head is positioned at pan position, blocks circulation passage entrance, opens the entrance of inner filtration cavity;Open drain valve simultaneously.For cleaning
Current be directly entered its interior (i.e. inner filtration cavity) from water inlet, by the impurity that is attached on filter screen inwall through drain valve
Discharge.
Below only highly preferred embodiment of the present invention is described, but is not to be construed as limitations on claims.This
Invention is not limited only to above example, and all various changes made in the protection domain of independent claims of the present invention are all at this
In the protection domain of invention.
Claims (4)
1. the preposition water filter of back flush type, including have water inlet outlet lid and with lid removably connect ground cylinder
Body, defines filter cavity in described cylinder, in filter screen is arranged on cylinder and described filter cavity is separated into inner filtration cavity
With outer filter cavity, described water inlet connects with described inner filtration cavity, and described outlet connects with outer filter cavity;Described cylinder
The bottom of body is provided with discharge outlet, which is provided with drain valve;Described discharge outlet connects with inner filtration cavity;It is characterized in that: described
Being provided with on lid can be by current at normal filtering operation and the current conversion equipment of recoil operation switching;
Described current conversion equipment includes: intercepts partition block that water inlet connects with outlet, can be blocked by inner filtration cavity
The top knob that piston plug, driving piston plug shift up and down, described partition block is provided with circulation passage, described circulation passage
One end connects with outlet, and the other end of described circulation passage is positioned at the upper pan position of piston plug so that piston plug position
Blocking circulation passage when upper pan position, piston plug blocks inner filtration cavity when being positioned at lower pan position.
The preposition water filter of back flush type the most according to claim 1, it is characterised in that: described top knob is positioned at lid
Upper end, and be connected with piston plug by screw rod;The female thread cap matched with screw rod it is provided with in described lid, described
One end of screw rod is connected with female thread cap, and the other end of described screw rod is fixing with piston plug to be connected.
The preposition water filter of back flush type the most according to claim 1, it is characterised in that: the bottom of described filter cavity sets
Being equipped with filter screen mounting seat, described filter screen is arranged in described filter screen mounting seat, is positioned at described filter screen mounting seat and is provided with blowdown
Passage, described drain outlet connects with inner filtration cavity and discharge outlet respectively.
The preposition water filter of back flush type the most according to claim 1, it is characterised in that: described lid and cylinder are screw thread
Connect.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610956293.XA CN106267964B (en) | 2016-10-28 | 2016-10-28 | The preposition water filter of back flush type |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610956293.XA CN106267964B (en) | 2016-10-28 | 2016-10-28 | The preposition water filter of back flush type |
Publications (2)
Publication Number | Publication Date |
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CN106267964A true CN106267964A (en) | 2017-01-04 |
CN106267964B CN106267964B (en) | 2019-01-15 |
Family
ID=57720257
Family Applications (1)
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---|---|---|---|
CN201610956293.XA Active CN106267964B (en) | 2016-10-28 | 2016-10-28 | The preposition water filter of back flush type |
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Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107224768A (en) * | 2017-07-26 | 2017-10-03 | 德清水方环保科技有限公司 | Band backwashing water filter |
CN107389421A (en) * | 2017-08-11 | 2017-11-24 | 苏州卫水环保科技有限公司 | One kind combination pretreatment unit |
CN107376448A (en) * | 2017-09-12 | 2017-11-24 | 无锡市凡宇水处理机械制造有限公司 | Possesses the filter vat that purifies water of self-cleaning cleaning function |
CN107754420A (en) * | 2017-09-26 | 2018-03-06 | 海宁市水享净水设备有限公司 | A kind of new fore filter |
CN108126390A (en) * | 2017-12-26 | 2018-06-08 | 浙江沁园水处理科技有限公司 | A kind of fore filter with helicoidal structure |
CN108273317A (en) * | 2018-03-16 | 2018-07-13 | 浙江艾默樱网络科技有限公司 | A kind of recoil fore filter with multi-filtering function |
CN108635935A (en) * | 2018-05-09 | 2018-10-12 | 海宁美康环保科技有限公司 | A kind of cleaning method of fore filter |
CN109276936A (en) * | 2018-09-28 | 2019-01-29 | 苏州丹顿机电有限公司 | A kind of backwashed filtration cock |
CN110433548A (en) * | 2019-07-18 | 2019-11-12 | 厦门润创远工贸有限公司 | One kind rotatably can back flush filter and its control method |
CN112121558A (en) * | 2020-09-30 | 2020-12-25 | 四川凤生纸业科技股份有限公司 | Pulping waste gas recovery method and system |
CN112516654A (en) * | 2020-11-25 | 2021-03-19 | 贾妍楠 | Sewage filtering device |
CN112586526A (en) * | 2020-12-15 | 2021-04-02 | 邵先桥 | Direct-reading precision liquid metering water feeder |
CN112791486A (en) * | 2021-01-03 | 2021-05-14 | 海南宝秀节水科技股份有限公司 | Automatic back flush filter |
CN113266334A (en) * | 2021-06-29 | 2021-08-17 | 吉林大学 | Oil shale in-situ mining underground backwashing sieving separation device |
CN113730985A (en) * | 2021-09-22 | 2021-12-03 | 南京飞婕环保科技有限公司 | Automatic abluent filter |
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CN103372341A (en) * | 2012-04-17 | 2013-10-30 | 3M创新有限公司 | Back-flush-type preposed water filter |
CN203620353U (en) * | 2013-12-23 | 2014-06-04 | 张露林 | Forward and backward washing prefilter |
CN204293942U (en) * | 2014-12-12 | 2015-04-29 | 广州亨龙机电股份有限公司 | A kind of automatic back flush filtration structure |
CN205252655U (en) * | 2015-11-27 | 2016-05-25 | 厦门建霖工业有限公司 | Back flush structure of filter |
CN206168031U (en) * | 2016-10-28 | 2017-05-17 | 江苏纯润环保科技有限公司 | Back -flush -type preposed water filter |
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US20130255202A1 (en) * | 2010-10-07 | 2013-10-03 | Amiad Water Systems Ltd. | Fluid filtering unit and system |
JP2012139635A (en) * | 2010-12-28 | 2012-07-26 | Mizuno Strainer Kogyo Kk | Backwash filtering device |
CN103372341A (en) * | 2012-04-17 | 2013-10-30 | 3M创新有限公司 | Back-flush-type preposed water filter |
CN203620353U (en) * | 2013-12-23 | 2014-06-04 | 张露林 | Forward and backward washing prefilter |
CN204293942U (en) * | 2014-12-12 | 2015-04-29 | 广州亨龙机电股份有限公司 | A kind of automatic back flush filtration structure |
CN205252655U (en) * | 2015-11-27 | 2016-05-25 | 厦门建霖工业有限公司 | Back flush structure of filter |
CN206168031U (en) * | 2016-10-28 | 2017-05-17 | 江苏纯润环保科技有限公司 | Back -flush -type preposed water filter |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107224768A (en) * | 2017-07-26 | 2017-10-03 | 德清水方环保科技有限公司 | Band backwashing water filter |
CN107389421A (en) * | 2017-08-11 | 2017-11-24 | 苏州卫水环保科技有限公司 | One kind combination pretreatment unit |
CN107376448A (en) * | 2017-09-12 | 2017-11-24 | 无锡市凡宇水处理机械制造有限公司 | Possesses the filter vat that purifies water of self-cleaning cleaning function |
CN107754420B (en) * | 2017-09-26 | 2023-04-28 | 杭州水享智能科技集团有限公司 | Novel pre-filter |
CN107754420A (en) * | 2017-09-26 | 2018-03-06 | 海宁市水享净水设备有限公司 | A kind of new fore filter |
CN108126390A (en) * | 2017-12-26 | 2018-06-08 | 浙江沁园水处理科技有限公司 | A kind of fore filter with helicoidal structure |
CN108273317A (en) * | 2018-03-16 | 2018-07-13 | 浙江艾默樱网络科技有限公司 | A kind of recoil fore filter with multi-filtering function |
CN108635935A (en) * | 2018-05-09 | 2018-10-12 | 海宁美康环保科技有限公司 | A kind of cleaning method of fore filter |
CN109276936A (en) * | 2018-09-28 | 2019-01-29 | 苏州丹顿机电有限公司 | A kind of backwashed filtration cock |
CN110433548A (en) * | 2019-07-18 | 2019-11-12 | 厦门润创远工贸有限公司 | One kind rotatably can back flush filter and its control method |
CN112121558A (en) * | 2020-09-30 | 2020-12-25 | 四川凤生纸业科技股份有限公司 | Pulping waste gas recovery method and system |
CN112516654A (en) * | 2020-11-25 | 2021-03-19 | 贾妍楠 | Sewage filtering device |
CN112586526A (en) * | 2020-12-15 | 2021-04-02 | 邵先桥 | Direct-reading precision liquid metering water feeder |
CN112791486A (en) * | 2021-01-03 | 2021-05-14 | 海南宝秀节水科技股份有限公司 | Automatic back flush filter |
CN113266334A (en) * | 2021-06-29 | 2021-08-17 | 吉林大学 | Oil shale in-situ mining underground backwashing sieving separation device |
CN113730985A (en) * | 2021-09-22 | 2021-12-03 | 南京飞婕环保科技有限公司 | Automatic abluent filter |
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