CN101450270A - Water purifier tube connection method - Google Patents
Water purifier tube connection method Download PDFInfo
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- CN101450270A CN101450270A CNA2007101971968A CN200710197196A CN101450270A CN 101450270 A CN101450270 A CN 101450270A CN A2007101971968 A CNA2007101971968 A CN A2007101971968A CN 200710197196 A CN200710197196 A CN 200710197196A CN 101450270 A CN101450270 A CN 101450270A
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Abstract
The invention relates to the water treatment industry, in particular to deep filtering and purifying aspects of drinking water. The invention discloses a water purifier pipe connection method which includes a filtering core for filtering impurity; a frame for fixing and communicating the filtering core waterway; a waterway switch apparatus for switching the frame pipe, also includes an extensile discharge pipe C for connecting with a sewage outfall of the waterway switcher and an purifying outletting pipe of last stage filtering core. The method provided by the invention has advantages as follows: the filtering core is bounce-back washed thoroughly; impurity can be discharged from the water purifying pipe directly, bounce-back effect is surveyability; various needs of drinking and needing water can be satisfied; a precious filtering core is dynamic monitored to alarm through a filtering state alarm for preventing second pollution of the filtering core and extending the filtering core working time; because user can exchange the filtering core automatically that reduces using cost of the filtering core, at the same time is convenient for remote user; pipe installing is processed on same side that makes pipe arrangement neatly with little room.
Description
Technical field
The present invention is relevant with water treatment field, is specifically related to depth-type filtration, the purification aspect of drinking water.
Background technology
At present, water purifier uses at home and has obtained popularizing to a certain degree.When water, adopt water purifier in the water and hydraulic pipeline cause that impurity etc. carries out depth-type filtration, has protected user's health preferably.Yet along with the popularization of water purifier, they have also progressively come out in the defective and the deficiency of application facet.The filter core of water purifier in use for some time, the filtrate outer surface that stopped up gradually and be adsorbed on by impurity of filter core filtrate causes filtration, adsorption effect obviously to descend, and, along with the impurity that filter core is retained down is more and more, tend to make " pollution " degree of this filter core impurity to surpass " pollution " degree of drinking water itself, thereby make filter core become new " pollution " source.Particularly when some adopt the fine filter core of milipore filter, NF membrane, reverse osmosis membrane,, be easy to produce clogging during use, influence filter element life because mesh size is few.For this reason, these fine filter core are provided with one " sewage draining exit " and are used to carry out draining flushing: NF membrane and reverse osmosis membrane adopt the uninterrupted discharging of normal row's formula " sewage draining exit "; Milipore filter adopts the discontinuous sewage draining exit, usually adopt the cross flow type filtration, opening sewage draining exit discontinuously washes the ultrafiltration filter core, but because sewage draining exit and water inlet are in the influent side of filtering layer together, therefore to the flushing of filtering layer, poor effect is though some high-grade water treatment facilities is changed the direction of a stream of water by electric-control system and multichannel magnetic valve, realization is gone out the impurity that is trapped in the filter core by the back flush of delivery port to water inlet.But owing to need to be equipped with power-supply system, electronic control system, timing means, a plurality of magnetic valves etc., cause price very high, though so this class water purifier equipment result of use relatively good, price is very high, and also can only regularly recoil, and is difficult for promoting.Simultaneously, do not run out of filter core for guaranteeing granular pattern filtrate such as activated carbon, " race carbon " phenomenon does not promptly appear, the forward and backward level of the existing water purifier screen cloth type filtrates that adopt more, intergrade is the structure of granular pattern filtrate, adopt impurity that contrary omnidistance recoil pattern is difficult to middle and infiltration are deposited in back level screen cloth by behind the multi-stage filter core by the water inlet discharging thoroughly, the phenomenon that interstitial impurity is not gone out by the forward and reverse row of flushing back and forth usually appears.And the high-grade water purifier with filter core condition prompting function all is to determine corresponding filter core state according to water flow, can not truly reflect the user mode of filter core under varying environment.Also have, with a slurry that only needs thick level to handle, all adopt the water purification after advanced treating, machine can be reported to the police and be pointed out more renew cartridge very much, has correspondingly increased user's economy and psychological burden.Moreover, existing band recoil cleaning function or arrange dense mouthful water purifier discharge pipe and directly enter drainage pipeline usually, the user can not intuitively see and filters the impurity trapped effect, then to using the understanding of importance deficiency of water purifier.This application popularization to water purifier is a very big shortcoming, also is water purifier industry long-run development main cause slowly.In addition, generally be the pattern of low discharge, fine filtering, only limit to drinking water, lack to take into account and drink and wash bifunctional type.Often price height, volume are big and possess the water purifier of washing flow.In addition, the filter core of existing water purifier is changed cumbersome, generally needs the professional to make house calls, and causes the use cost of filter core higher.Above-mentioned defective and deficiency cause water purifier to be difficult to obtain more extensive popularizing.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of simple and practical water purifier tube connection method, to overcome above-mentioned defective and deficiency.
The present invention includes the filter core that is used to filter impurity trapped; Be used for fixing and be communicated with the support in filter core water route; Be used for waterway switching device that engine base pipeline is switched, also comprise being used to connect waterway switcher sewage draining exit and final stage filter core water purification outlet pipeline, and extendible discharge pipe C.This pipeline C both can be arranged in the waterway switching device, also can be arranged in the support, can also be arranged on outside the support.This pipeline C and final stage filter core water purification outlet pipeline unite two into one.Under running status, the delivery port conducting of waterway switching device, sewage draining exit are closed.The entery and delivery port pipeline of waterway switching device is communicated with the filter core layer entery and delivery port that needs recoil to clean, and discharge pipe C flows out water purification.Under the recoil state, the sewage draining exit conducting.Waterway switching device switches to inlet pipeline A the sewage draining exit and the discharge pipe C of filter core layer delivery port, filter core water inlet connection waterway switching device.The impurity that filter core is held back is discharged by sewage draining exit, pipeline C.With regard to other non-final stage filter core engine base pipeline of multi-stage water purifier, when the entery and delivery port of each filter core, support was communicated with, discharge pipe C was communicated with the waterway switching device sewage draining exit of each filter core support, and by near the water purifier total water inlet.Usually, water purifier discharge water tap control discharge pipe C.
According to the needs of water purifier, both can adopt a waterway switching device to the cleaning that recoils respectively of some filter core layers, also can be with several waterway switching devices to the cleaning that recoils of several filter cores.The cleaning that both can recoil to all filter core layers of water purifier, also can be only to the cleaning that recoils of the higher fine filter core layer of filtration grade.For the waterway switching device of final stage filter core, its delivery port and sewage draining exit can only alternatively open; And when the waterway switching device of non-final stage filter core was on the recoil switching position, its delivery port both can have been closed, and also can open.But for avoiding influencing controlled filter core repercussion effect, this delivery port is set to be closed state.
Described waterway switching device can be manual waterway switcher.
Described waterway switching device also can be the automatically controlled pipeline switch of solenoid control.
The higher fine filter core of filtration grade is arranged, the preceding pipeline D of other connecting band by-pass valve control in its inlet pipeline in the described filter core.In order to save space and easy for installation, this pipeline D can pass through near the water purifier total water inlet, and by-pass valve control is arranged on the water end.
Described fine filter core influent side pipeline can connect filtration status alert device.When this filtration status alert device utilizes fine filter core to be stopped up to a certain degree by impurity, the principle that the hydraulic pressure that is born during operation raise gradually than the use initial stage, in water pressure is in default recoil pressure limit for a long time, just action and the corresponding transition form by hydraulic inductor is with the cleaning that recoils of demonstration, sound or action alarm user waterway switching switching device shifter.According to the result of water pressure fluctuations scope, hydraulic inductor pattern, filter core material and filtering accuracy, repercussion effect four big combined factors effects, it is effective time of fire alarming that the time that suitable alarm pressure scope and corresponding alert locations, hydraulic inductor rest in this scope is set.Effectively time of fire alarming can be a concrete time, also can be a time range.When preceding pipeline is opened, filter the status alert device and be in off working state.
This filtration status alert device can be the pressure gauge alarm, also can utilize pressure sensor, pressure switch, reciprocating motion of the pistons and the change of pressure reduction liquid level collection pressure signal pattern, by demonstration, sound and action prompt user as hydraulic inductor.
Described support is to be the plate-like porous mouth of a river pipeline butt joint fit structure in the center of circle with the central mouth of a river with being connected of entery and delivery port of sealing filter core, and its ring-type pouring spout road, outside is a loose structure; Its inside and outside mouth of a river pipeline is with the different seal sealing of size.The plate-like mouth of a river of support both can be set to also can be arranged on the movable part of support on the fixed position of support.
Described support is the cooperation that is threaded with sealing being connected between the filter core.Both both can regular screw threads connect also can be that the filter core anglec of rotation is no more than 180 ° internal fastening type and is threaded, and soon respectively carries the cooperation that plugs each other of the filter core of plurality of sections screw thread and support and snaps in, and just filter core can be fastened on the support along the screw thread precession again.In addition, both connections also can be that hermaphroditic coupling cooperates; Support and sealing being connected between the filter core can also be the cooperations that is tightened of lock tube screw thread.
A kind of water purifier tubes rows equipment, method comprises milipore filter fine filter core layer, and this filter core is provided with a sewage draining exit of intermittently opening, and this sewage draining exit is terminal to be connected with pipeline with final stage filter core pure water inlet.This milipore filter fine filter core layer influent side can be connected with everguard alarm.
The present invention compares with existing hydrotreater method of attachment and has the following advantages: filter core recoil clean more thorough, effective, prevented the secondary pollution of filter core preferably,: both can be separately to the cleaning that recoils of fine filter core layer, also can be to the cleaning that recoils of each filter core layer, and impurity can directly be emitted from pure water pipe, and repercussion effect comes into plain view; Can satisfy the different needs of drink, water: the water pipeline before the fine filter core satisfies coarse filtration, big flow water needs; Advanced treating water purification after the fine filter core satisfies the drinking-water needs; By filtering the status alert device dynamic monitoring of fine filter core is reported to the police, more truly reflect the filter core pollution condition, and prolonged the service life of filter core effectively; Because filter core is changed convenient.The user can be voluntarily renew cartridge more, avoided the service expenditure that causes of renew cartridge more to the doorstep by the professional, the corresponding use cost that reduces filter core has also made things convenient for the long-distance user simultaneously.Adopt homonymy formula pipeline Installation Modes, pipeline is arranged neatly, takes up room little, improves product specification.
Description of drawings:
Fig. 1 is that the present invention adopts the be threaded principle generalized section of filter core, pipeline homonymy Installation Modes of three grades of supports and waterway switching device, four water route pipelines, the plate-like mouth of a river and two mouth of a river internal fastening types.
Fig. 2 is the plate-like porous mouth of a river pipeline principle schematic of support of the present invention.
Fig. 1, the 2nd, the optimum embodiment of the present invention.Elementary, preposition, final stage engine base pipeline 41,42,43 front and back of three band waterway switching devices are tightly connected together.With regard to single final stage support 43, connect the entery and delivery port 11,12 of support and waterway switching device respectively into and out of road A, B.The switching mouth of a river of waterway switching device connects plate-like entery and delivery port 21,22 pipelines of support respectively, and connects the entery and delivery port pipeline that can shirk the sealing filter core.Waterway switching device has a sewage draining exit 13 in addition.This sewage draining exit 13 is connected with discharge pipe C with the waterway switcher delivery port 12 of final stage filter core, and both shared discharge pipe C alternatively open.Under running status, this pipeline C flows out water purification; Under the recoil state, this pipeline C discharges " sewage " that contains impurity.So that two different seals of size are inside and outside sealing is set between the pipeline of two pairs of butt joints of support and filter core mouth of a river.During the water purifier operation, running water enters sealing filter core influent side by the water route pipeline A of support 43 through water inlet 11, filter core water inlet.At this moment, delivery port 12 conductings, sewage draining exit 13 are closed.Under the hydraulic pressure effect, running water enters purifying area after handling by filter core, and through being positioned at the delivery port 12 of filter core central authorities delivery port, support plate-like delivery port 22, waterway switching device, and water route pipeline C flows out, and reaches the filtration, purification effect.After filter core uses a period of time, when impurities accumulation is needed recoil to clean to a certain amount of and activated carbon filter material surface by the decline of organic impurities adsorption effect in the water that filter course is held back, waterway switching device can be switched to the recoil switching position.At this moment, delivery port 12 be closed, sewage draining exit 13 conductings.Running water is water inlet, the support plate-like delivery port 22 of switching device shifter by water, enter the central delivery port of sealing filter core, under the hydraulic pressure effect to the filtering layer cleaning that recoils, the impurity that infiltration is deposited in the filtering layer is oppositely gone out, and discharged through filter core water inlet, support plate-like water inlet 21, waterway switching device sewage draining exit 13.With regard to elementary, the preposition support 41,42 of three support water purifiers, in order to guarantee repercussion effect, waterway switching device delivery ports at different levels also are closed when recoil.In the entery and delivery port pipeline connection of each filter core, support, discharge pipe C is communicated with each support waterway switching device sewage draining exit 13, and by near the water purifier total water inlet.Usually, water purifier discharge water tap control piper C.
Waterway switching device of the present invention both can be manual waterway switcher, also can be the automatically controlled pipeline switch of solenoid control.
As improvement of the present invention, the inlet pipeline A of the final stage fine filter core that filtration grade is higher is the preceding pipeline D of connecting band by-pass valve control in addition.Cooperate the pipe interface head and the tail to inserting connection at thick level, preposition, pipeline A, the B of three grades of supports of final stage 41,42,43, C concave-convex type that the front and rear end has, and the time with seal 8, locking member 7 sealing and fixing, the concave-convex type mating interface of preceding pipeline D on each support also connects inserting each other, and by near the water purifier total water inlet.The other end of this pipeline D connects by-pass valve control and is used for the water place that the water yield needs thick level to filter more greatly and only.The user also can connect original tank tap separately with this preceding pipeline D as required, will be used for washing through the water that primary filter is handled.
As improvement of the present invention, connect piston type at final stage fine filter core influent side pipeline A and filter status alert device 6.According to the result of piston and cylinder body material, encapsulant that reciprocating piston adopted and seal pattern, back-moving spring, water pressure fluctuations scope, filter core material and filtering accuracy, repercussion effect comprehensive function, suitable alarm pressure scope and corresponding alert locations, effective time of fire alarming are set.When the water pipeline tap open and close of water purifier, the corresponding low pressure of hydraulic pressure, high pressure in the fine filter core influent side pipeline A.Hydraulic inductor is shorter by the time ratio of alert locations during operate as normal.And when filter core is blocked when being directed at hydraulic pressure and rising to alarm range, the displacement component of corresponding hydraulic inductor is longer in the time of staying of alert locations, has both occurred behind effective time of fire alarming just by demonstration and sound or action alarm.Effectively time of fire alarming can be a concrete time, also can be a time range.When preceding pipeline is opened, filter status alert device 6 and be in off working state.
As a further improvement on the present invention, the filtration status alert device 6 that connects at final stage fine filter core influent side pipeline is spring tube bending formula Pressure gauges.After the time of staying in the alarm range of pointer on dial reached effective time of fire alarming, the pointer indication was reported to the police just effective.
Consider that the installation end of homonymy Installation Modes can pass through preceding pipeline D in the inboard when installing in the kitchen cabinet, will filter status alert device 6 and be arranged on and be convenient to intuitively sight on the final stage support and look into.
On above-mentioned embodiment basis, the pure water inlet of described final stage support 43 can pass through the cover plate 5 of water route pipeline B, band elastic sealing element, or silently is communicated with discharging water route pipeline C; After also switching device shifter switches by water directly with sewage draining exit connecting pipeline C; Can also connect with external pipeline.By means of the discharge pipe C of supports at different levels, can be with the final stage support water purification mouth that connects the fine filtering filter core by near the water purifier total water inlet, and with the shared tap of each support sewage draining exit.During purification, the discharge water paths becomes the water pipeline of water purifier.During recoil, switch, can carry out successively or recoil cleaning step by step, and, directly emit by clear water faucet with the corresponding waterway switcher sewage draining exit 13 of impurity warp and the discharge pipe C that clean out to each filter core by the recoil of each waterway switcher.By look-out to the impurity emission behaviour of clear water faucet, can control the recoil time of corresponding certain one deck or certain one-level filter core, obtain repercussion effect preferably.
In order to increase filtering content, prolong filtration time, to improve effect, can make up needs according to filter design, form water purifier with multilayer or multistage filtering.During recoil, switching that can be by certain one-level waterway switcher is to the cleaning that recoils separately of connected corresponding filter core.
On above-mentioned embodiment basis, described elementary support front end concave-convex type mating interface is inserted with 3 pairs of water pipeline concave-convex type mating interfaces and is connected, and with elastic sealing element 8, locking member 7 sealing and fixing.
As the present invention's three supports, four water route pipelines head and the tail to inserting the extension of connection mode, the waterway switcher of each support can be arranged on the support, and with relevant water route pipeline A, B, C, D it is interconnected, realize that original multimachine seat, four waterway channels head and the tail are to inserting the effect of interconnection technique scheme.
On the basis of above-mentioned embodiment, to have the single support that waterway switching device and front and rear end have the concave-convex type mating interface of pipeline A, B, C is connected between the inlet and outlet pipe concave-convex type mating interface inserting, and with elastic sealing element 8, locking member 7 sealing and fixing, adopt the connection mode of plate-like mouth of a river pipeline to dock again, constitute single-stage multi-filtering layer water purifier with sealing multi-stage filter core layer.
As the further improvement of this single-stage multilayer water purifier embodiment, the sewage draining exit 13 of waterway switching device control is connected and selects one with pipeline C with final stage filtering layer pure water inlet 12 discharge water.As further improving, can also connect at the fine filter core influent side pipeline A of switching device shifter control by water and filter status alert device 6.
The present invention also can with the normal conventional cartridge combination together, the component part filter core has the water purifier of recoil function.In this case, have only the filter core cleaning that can recoil of band waterway switcher, and impurity is discharged by clear water faucet.
As improvement of the present invention, support of the present invention is to be the plate-like porous mouth of a river pipeline butt joint fit structure in the center of circle with the central mouth of a river with being connected of entery and delivery port of sealing filter core.Its inboard is the central mouth of a river 22 pipelines; Its ring-type mouth of a river, outside 21 pipelines are loose structure; Its inside and outside mouth of a river pipeline is with the different seal sealing of size.The plate-like mouth of a river of support both can be set to also can be arranged on the movable part of support on the fixed position of support.Support and the butt joint of filter core plate-like mouth of a river pipeline both can be to be that the ring-type concave-convex type in the center of circle cooperates the mouth of a river to coil the central mouth of a river, and matching model plugs each other; Also can be to coil two ring-type mouths of a river that match that the central mouth of a river is the center of circle, to dock matching model mutually.
As improvement of the present invention, support is the cooperation that is threaded with sealing being connected between the filter core.Both both can be fastenedly connected in the regular screw threads precession, also can be that the filter core anglec of rotation is no more than 180 ° internal fastening type and is threaded, soon respectively carry the filter core of plurality of sections screw thread and support and plug each other to cooperate and snap in, just filter core can be fastened on the support along the screw thread precession again.In addition, both connections also can be that hermaphroditic coupling cooperates: adopt the Installation Modes of internal fastening type fire coupling pattern as filter core.In the rotation process of loading and unloading filter core, also center on central mouth of a river pipeline on each plate-like mouth of a river pipeline and the support between the corresponding plate-like mouth of a river pipeline that cooperates and relatively rotate, but still keep the corresponding sealing state at each mouth of a river.
Being connected between support and the filter core can also be the cooperation that is tightened of lock tube screw thread, utilizes the lock tube that is enclosed within on the sealing filter core that filter core is fixed on the support.
As another embodiment of the present invention, water purifier connects the milipore filter fine filter core, and this filter core is provided with a sewage draining exit of intermittently opening, and this sewage draining exit is terminal to be connected with pipeline with final stage filter core pure water inlet.Regularly or irregularly open this sewage draining exit, impurity is discharged by clear water faucet.
Do the further improvement of this technical scheme, this milipore filter fine filter core influent side can be connected with and filter the status alert device.By this alarm the stopping state of milipore filter fine filter core is monitored.The user can open sewage draining exit and clear water faucet this filter core is cleaned according to the situation of filtering the reaction of status alert device.
The invention is not restricted to above-mentioned embodiment; no matter on waterway switching device structure, quantity or position, do any variation; every employing is communicated with the waterway switching device sewage draining exit with final stage filter core water purification outlet pipeline discharge pipe C; and the switching by waterway switching device, the water purifier tube connection method of same discharge pipe discharging different quality water is all dropped within the protection domain of the present invention.
Claims (10)
1, a kind of water purifier tube connection method comprises the filter core that is used for impurity screening; Be used for fixing and be communicated with the support of filter core pipeline; Be used for waterway switching device that engine base pipeline is switched, it is characterized in that also comprising the discharge pipe C that is used to connect waterway switching device sewage draining exit 13 and final stage filter core water purification outlet pipeline.
2, water purifier tube connection method as claimed in claim 1 is characterized in that described waterway switching device delivery port 12 and sewage draining exit 13 alternatively open; Described discharge pipe C is communicated with each waterway switching device sewage draining exit 13.
3, water purifier tube connection method as claimed in claim 1 is characterized in that described waterway switching device is manual pipeline switch.
4 water purifier tube connection methods as claimed in claim 1 is characterized in that described waterway switching device is the automatically controlled pipeline switch of solenoid control.
5, as claim 1,2,3 or 4 described water purifier tube connection methods, it is characterized in that the higher fine filter core of filtration grade is arranged in the described filter core, its inlet pipeline A is the preceding pipeline D of connecting band by-pass valve control in addition.
6, water purifier tube connection method as claimed in claim 5 is characterized in that in the described filter core fine filter core being arranged, and its influent side pipeline A connects filtration status alert device 6.
7, water purifier tube connection method as claimed in claim 5 is characterized in that being connected of entery and delivery port pipeline of described support and sealing filter core being to be the plate-like porous mouth of a river pipeline butt joint fit structure in the center of circle with the central mouth of a river.
8, water purifier tube connection method as claimed in claim 5 is characterized in that described support is the cooperation that is threaded with sealing being connected between the filter core.
9 one kinds of water purifier tube connection methods comprise the milipore filter fine filter core of intermittently opening the sewage draining exit pipeline, it is characterized in that also including the pipeline of this sewage draining exit end of a connection and final stage filter core pure water inlet.
10, water purifier tube connection method as claimed in claim 9 is characterized in that the inlet pipeline of described milipore filter fine filter core is connected with filtration status alert device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101971968A CN101450270A (en) | 2007-12-07 | 2007-12-07 | Water purifier tube connection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101971968A CN101450270A (en) | 2007-12-07 | 2007-12-07 | Water purifier tube connection method |
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| Publication Number | Publication Date |
|---|---|
| CN101450270A true CN101450270A (en) | 2009-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101971968A Pending CN101450270A (en) | 2007-12-07 | 2007-12-07 | Water purifier tube connection method |
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| CN (1) | CN101450270A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920134A (en) * | 2009-06-12 | 2010-12-22 | 杜也兵 | Drainage method for assembling and disassembling filter element of backwashing water purifier |
| CN102019105A (en) * | 2009-09-11 | 2011-04-20 | 杜也兵 | Full back-flushing water purifying treatment device |
| CN104383744A (en) * | 2014-12-16 | 2015-03-04 | 浙江艾波特环保科技股份有限公司 | Water purification device without external pipeline |
| CN104415663A (en) * | 2013-09-11 | 2015-03-18 | 美的集团股份有限公司 | Filter element and filter element assembly with same |
| CN104759140A (en) * | 2015-03-26 | 2015-07-08 | 常州回天新材料有限公司 | Filter device of water treatment membrane component |
| CN106094903A (en) * | 2016-08-26 | 2016-11-09 | 曼瑞德集团有限公司 | A kind of purifier water outlet flow control system |
| CN109279668A (en) * | 2017-07-23 | 2019-01-29 | 杜也兵 | The recoil seat of water purifier filter gall backwash method and setting filter gall structure in the mouth of a river in the same direction |
| CN110124384A (en) * | 2019-05-19 | 2019-08-16 | 贾新奎 | A kind of sewage disposal system |
| CN114225494A (en) * | 2022-01-05 | 2022-03-25 | 贵州永红航空机械有限责任公司 | Flow adaptive self-cleaning fuel filter |
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2007
- 2007-12-07 CN CNA2007101971968A patent/CN101450270A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920134A (en) * | 2009-06-12 | 2010-12-22 | 杜也兵 | Drainage method for assembling and disassembling filter element of backwashing water purifier |
| CN102019105A (en) * | 2009-09-11 | 2011-04-20 | 杜也兵 | Full back-flushing water purifying treatment device |
| CN102019105B (en) * | 2009-09-11 | 2014-06-25 | 杜也兵 | Full back-flushing water purifying treatment device |
| CN104415663A (en) * | 2013-09-11 | 2015-03-18 | 美的集团股份有限公司 | Filter element and filter element assembly with same |
| CN104383744A (en) * | 2014-12-16 | 2015-03-04 | 浙江艾波特环保科技股份有限公司 | Water purification device without external pipeline |
| CN104383744B (en) * | 2014-12-16 | 2016-05-25 | 浙江艾波特环保科技股份有限公司 | A kind of purifier without external pipeline |
| CN104759140A (en) * | 2015-03-26 | 2015-07-08 | 常州回天新材料有限公司 | Filter device of water treatment membrane component |
| CN106094903A (en) * | 2016-08-26 | 2016-11-09 | 曼瑞德集团有限公司 | A kind of purifier water outlet flow control system |
| CN106094903B (en) * | 2016-08-26 | 2023-11-03 | 魏斯瓦瑟环境技术（嘉兴）有限公司 | Water purifier water outlet flow control system |
| CN109279668A (en) * | 2017-07-23 | 2019-01-29 | 杜也兵 | The recoil seat of water purifier filter gall backwash method and setting filter gall structure in the mouth of a river in the same direction |
| CN110124384A (en) * | 2019-05-19 | 2019-08-16 | 贾新奎 | A kind of sewage disposal system |
| CN114225494A (en) * | 2022-01-05 | 2022-03-25 | 贵州永红航空机械有限责任公司 | Flow adaptive self-cleaning fuel filter |
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Application publication date: 20090610 |