CN106267964B - The preposition water filter of back flush type - Google Patents
The preposition water filter of back flush type Download PDFInfo
- Publication number
- CN106267964B CN106267964B CN201610956293.XA CN201610956293A CN106267964B CN 106267964 B CN106267964 B CN 106267964B CN 201610956293 A CN201610956293 A CN 201610956293A CN 106267964 B CN106267964 B CN 106267964B
- Authority
- CN
- China
- Prior art keywords
- filter cavity
- water
- strainer
- lid
- cylinder
- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 70
- 238000005192 partition Methods 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 abstract description 10
- 239000012535 impurity Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000011001 backwashing Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 230000008901 benefit Effects 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
- 241000937378 Everettia interior Species 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
- 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, lid including the water outlet with water inlet and the cylinder being connect with lid, filter cavity is defined in cylinder, strainer is arranged in cylinder and the filter cavity is separated into interior filter cavity and outer filter cavity, water inlet is connected to interior filter cavity, and water outlet is connected to outer filter cavity；The bottom of cylinder is equipped with discharge outlet, which is provided with drain valve, discharge outlet is connected to interior filter cavity；It is provided with the piston plug that can be shifted up and down on the lid and obstructs the partition block that water inlet is connected to water outlet, partition block is equipped with the circulation passage of connection water outlet end and inlet end.Block circulation passage and interior filter cavity respectively by shifting up and down for piston plug and control the water (flow) direction of water inlet inflow, can be realized it is positive rinse and backwash two kinds of cleaning ways, improve the cleaning efficiency of strainer.
Description
Technical field
The invention belongs to life appliance fields, and in particular to a kind of preposition water filtering of back flush type for Drinking Water
Device.
Background technique
Fore filter strainer is all made of sintering strainer, since strainer is the element being used for a long time, in filter pipe impurity
During, the impurity flushing on strainer is a very important technical barrier.Currently, the flushing that most producers use
There are two types of modes: the first is positive backwashing manner (Fig. 1 and Fig. 2), i.e., as the direction of product filtering, process；It is for second
Opposite direction backwashing manner (Fig. 3 and Fig. 4) rinses together from interior and outside.
It is all that impurity is rinsed along the direction in former filtering water route using above two mode, the drawbacks of such backwashing manner
Have following:
1. rinsing, direction is identical with filtering direction, and flush efficiency is not high, is not thorough.Reason: due to the mistake of water route protector
Filter mode is the granule foreign isolated in tap water by the interception of strainer, therefore most granule foreign is all attached to
Above strainer, when rinsing direction as filtering direction, these granule foreigns on strainer are protected by the gap of strainer, nothing
Method front is rinsed, so punching does not wash clean；
2. strainer rinses not comprehensive enough thorough.Reason: when the surrounding of circular filter screen in product use process can be attached
Many impurity, when rinse when, due to water inlet only on one side of strainer, whole strainers can not be cleaned to 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, benefit
The automatically cleaning processing for realizing strainer come water (flow) direction with self structure change, for solving backwash water route and filtering water route one
When cause, strainer flush efficiency is low in progress backwash process and strainer rinses halfway problem.
To achieve the above object, the present invention is using following technical solution:
The preposition water filter of back flush type, lid including the water outlet with water inlet and is detachably connected ground with lid
Cylinder, filter cavity is defined in the cylinder, and strainer is arranged in cylinder and the filter cavity is separated into interior filter chamber
Body and outer filter cavity, the water inlet are connected to the interior filter cavity, and the water outlet is connected to outer filter cavity；It is described
The bottom of cylinder is equipped with discharge outlet, which is provided with drain valve；The discharge outlet is connected to interior filter cavity；It is characterized by: institute
State the water flow conversion equipment that is provided with and water flow can be switched in normal filtering operation and recoil operation on lid；The water flow conversion
Device includes: the partition block for obstructing water inlet and being connected to water outlet, the piston plug that can block interior filter cavity, driving piston
The top knob that plug shifts up and down, the partition block are equipped with circulation passage, and described circulation passage one end is connected to water outlet,
The other end of the circulation passage is located at the upper pan position of piston plug, so that piston plug blocks stream when being located at upper pan position
Circulation passage, piston plug block interior filter cavity when being located at lower pan position.
Further, the top knob is located at lid upper end, and is connect by screw rod with piston plug；In the lid
Be provided with the internal screw thread cap to match with screw rod, one end of the screw rod is connect with internal screw thread cap, the screw rod it is another
One end is fixedly connected with piston plug.
Further, the bottom of the filter cavity is provided with strainer mounting base, and the strainer setting is installed in the strainer
On seat, be provided with drain outlet in the strainer mounting base, the drain outlet respectively with interior filter cavity and discharge outlet
Connection.
Further, the lid is to be threadedly coupled with cylinder.
Due to the above technical solutions, the present invention has the following advantages over the prior art:
It is logical to block circulation by the displacement up and down of piston plug respectively for the preposition water filter of back flush type provided by the invention
Road and interior filter cavity control the water (flow) direction of water inlet inflow, so that strainer is lighter in cleaning, power is bigger, direction
More rationally.By the adjusting to above-mentioned water flow, it can be realized two kinds of cleaning ways of positive flushing and backwash, rinse sales volume improving
While, washing time is shortened, and then saved rinse water.
Detailed description of the invention
Fig. 1 is the filtration condition schematic diagram just rinsed in the prior art.
Fig. 2 is the blowdown status diagram just rinsed in the prior art.
Fig. 3 is the filtration condition schematic diagram that opposite direction rinses in the prior art.
Fig. 4 is the blowdown status diagram that opposite direction rinses in the prior art.
Fig. 5 is filtration condition schematic diagram provided by the invention.
Fig. 6 is blowdown status diagram provided by the invention.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and embodiments:
Embodiment:
In conjunction with shown in Fig. 5 and Fig. 6: the preposition water filter of back flush type, including the water outlet 1-2's with water inlet 1-1
Lid 1 and with lid 1 be detachably connected ground cylinder 2(in the present embodiment lid with cylinder to be threadedly coupled, it can also be used
His connection type, such as snaps connection), define filter cavity in the cylinder 2, strainer 3 is arranged in cylinder 2 and by the mistake
Filter chamber body is separated into interior filter cavity 4 and outer filter cavity 5, and the water inlet 1-1 is connected to the interior filter cavity 4, described
Water outlet 1-2 is connected to outer filter cavity 5；The bottom of the cylinder 2 is equipped with discharge outlet 7, which is provided with drain valve 8；The row
The mouth of a river 7 is connected to interior filter cavity 4.In order to improve the stability of the placement of strainer 3, the bottom of the filter cavity is provided with strainer
Mounting base 6, the strainer 3 are arranged in the strainer mounting base 6, are provided with drain outlet in the strainer mounting base 6,
The drain outlet is connected to interior filter cavity 4 and discharge outlet 7 respectively.The strainer mounting base 6 other than drain outlet other
Position is entity, and water flow can not pass through.
In order to realize the cleaner of the cleaning to strainer, being provided on the lid 1 can be by water flow in normal filtering operation
With the water flow conversion equipment of recoil operation switching.Specifically:
The water flow conversion equipment includes: the partition block for obstructing water inlet and being connected to water outlet, can block up interior filter cavity 4
The top knob 10 that piston plug 11, about 11 piston plug of driving firmly shifts, the partition block are equipped with circulation passage 9,
Described 9 one end of circulation passage is connected to water outlet 1-2, and the other end of the circulation passage 9 is located at the upper displacement of piston plug 11
Place is set, so that piston plug 11 blocks circulation passage 9 when being located at upper pan position, piston plug 11 is blocked interior when being located at lower pan position
Filter cavity 4.
Furthermore, it is understood that the top knob 10 is located at 1 upper end of lid, and it is connect by screw rod with piston plug 11；
The internal screw thread cap to match with screw rod is provided in the lid 1, one end of the screw rod is connect with internal screw thread cap, described
The other end of screw rod is fixedly connected with piston plug.
As shown in figure 5, (being filtered to water) when being in filtration condition, piston plug is located at upper pan position, blocks stream
Circulation passage entrance opens the entrance of interior filter cavity.Untreated raw water enters from the inlet interior (i.e. interior filter chamber
Body), water flow is flowed out from the interior of strainer, and strainer is filtered processing to raw water during this, and by the miscellaneous of filtering
Matter stays in inside strainer.Treated, and water is flowed out through water outlet.
As shown in fig. 6, (clearing up the impurity on strainer) when being in blowdown state, piston plug is located at lower displacement
It sets, blocks the entrance of interior filter cavity, open circulation passage entrance.Water flow for cleaning enters and traveling along stream from water inlet
Circulation passage enters (i.e. outer filter cavity) outside strainer, and water flow can internally be permeated from the outside of strainer, will be according to during this
The impurity being attached on strainer is detached from.Drain valve is opened simultaneously, water, which flows through, flows out and take away impurity at drain valve, to realize to filter
The cleaning of net.
When carrying out reverse cleaning to strainer, positive backwashing manner shown in Fig. 2 also may be implemented, specific as follows: piston is stifled
Head is located at upper pan position, blocks circulation passage entrance, opens the entrance of interior filter cavity；Open simultaneously drain valve.For cleaning
Water flow be directly entered interior (i.e. in filter cavity) from water inlet, the impurity on strainer inner wall will be attached to through drain valve
Discharge.
Only highly preferred embodiment of the present invention is described above, but is not to be construed as limiting the scope of the invention.This
Invention is not limited only to above embodiments, and various changes made within the protection scope of the independent claims of the invention are at this
In the protection scope of invention.
Claims (2)
1. the preposition water filter of back flush type, including the lid with inlet and outlet and the cylinder being detachably connected with lid
Body, filter cavity is defined in the cylinder, and strainer is arranged in cylinder and the filter cavity is separated into interior filter cavity
With outer filter cavity, the water inlet is connected to the interior filter cavity, and the water outlet is connected to outer filter cavity；The cylinder
The bottom of body is equipped with discharge outlet, which is provided with drain valve；The discharge outlet is connected to interior filter cavity；It is characterized by: described
The water flow conversion equipment that water flow can be switched in normal filtering operation and recoil operation is provided on lid；
The water flow conversion equipment includes: the partition block for obstructing water inlet and being connected to water outlet, can block interior filter cavity
The top knob that piston plug, driving piston plug shift up and down, the partition block are equipped with circulation passage, the circulation passage
One end is connected to water outlet, and the other end of the circulation passage is located at the upper pan position of piston plug, so that piston plug position
Circulation passage is blocked when upper pan position, piston plug blocks interior filter cavity when being located at lower pan position；
The top knob is located at lid upper end, and is connect by screw rod with piston plug；It is provided in the lid and spiral shell
One end of the internal screw thread cap that spinner handle matches, the screw rod is connect with internal screw thread cap, the other end and piston of the screw rod
Plug is fixedly connected；
The bottom of the filter cavity is provided with strainer mounting base, and the strainer is arranged in the strainer mounting base, is located at institute
It states and is provided with drain outlet in strainer mounting base, the drain outlet is connected to interior filter cavity and discharge outlet respectively.
2. the preposition water filter of back flush type according to claim 1, it is characterised in that: the lid is screw thread with cylinder
Connection.
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 |
|---|---|
| CN106267964A CN106267964A (en) | 2017-01-04 |
| CN106267964B true CN106267964B (en) | 2019-01-15 |
Family
ID=57720257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610956293.XA Active CN106267964B (en) | 2016-10-28 | 2016-10-28 | The preposition water filter of back flush type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106267964B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107224768B (en) * | 2017-07-26 | 2022-11-25 | 德清水一方环保科技有限公司 | Filter device with backwashing water |
| 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 |
| 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 |
| CN112121558B (en) * | 2020-09-30 | 2021-12-14 | 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 |
| CN112791486B (en) * | 2021-01-03 | 2022-04-22 | 海南宝秀节水科技股份有限公司 | Automatic back flush filter |
| CN113266334B (en) * | 2021-06-29 | 2022-02-01 | 吉林大学 | Oil shale in-situ mining underground backwashing sieving separation device |
| CN113730985B (en) * | 2021-09-22 | 2022-12-16 | 华盛龙环保科技(宁夏)有限公司 | Automatic abluent filter |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2011311175B2 (en) * | 2010-10-07 | 2016-06-30 | Amiad Water Systems Ltd. | Fluid filtering unit and system |
| JP5710243B2 (en) * | 2010-12-28 | 2015-04-30 | 水野ストレーナー工業株式会社 | Backwash type filtration device |
| CN103372341B (en) * | 2012-04-17 | 2016-02-17 | 3M创新有限公司 | The preposition water filter of back flush type |
| 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 |
-
2016
- 2016-10-28 CN CN201610956293.XA patent/CN106267964B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106267964A (en) | 2017-01-04 |
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