CN107224876A - A kind of reverse osmosis membrane main frame breaks siphon concentrated water discharge device - Google Patents

A kind of reverse osmosis membrane main frame breaks siphon concentrated water discharge device Download PDF

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Publication number
CN107224876A
CN107224876A CN201710617442.4A CN201710617442A CN107224876A CN 107224876 A CN107224876 A CN 107224876A CN 201710617442 A CN201710617442 A CN 201710617442A CN 107224876 A CN107224876 A CN 107224876A
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China
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concentrated water
standpipe
reverse osmosis
osmosis membrane
water side
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CN201710617442.4A
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CN107224876B (en
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张慧春
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GREENTECH WATER ENGINEERING Co Ltd
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GREENTECH WATER ENGINEERING Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D61/00Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/10Accessories; Auxiliary operations
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2313/00Details relating to membrane modules or apparatus
    • B01D2313/12Specific discharge elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2315/00Details relating to the membrane module operation
    • B01D2315/12Feed-and-bleed systems
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124Water desalination
    • Y02A20/131Reverse-osmosis

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Nanotechnology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

The present invention discloses a kind of reverse osmosis membrane main frame and breaks siphon concentrated water discharge device, including the descending standpipe in concentrated water side being sequentially communicated, CIP cleans connecting pipe, the up standpipe in concentrated water side, broken siphon device, concentrated water discharge pipe and concentrated water discharge mouthful, the descending riser upper in concentrated water side is connected with the concentrated water side of reverse osmosis membrane main frame, the descending standpipe in concentrated water side, the up standpipe in concentrated water side and concentrated water discharge pipe are vertical to extend to piping lane layer from reverse osmosis membrane host layer from top to bottom, the frame top position of reverse osmosis membrane main frame is above at the top of the up standpipe in concentrated water side and concentrated water discharge pipe, concentrated water discharge mouthful is arranged at concentrated water discharge bottom of the tube, concentrated water discharge mouthful is connected with concentrated water collection device.A kind of broken siphon concentrated water discharge apparatus structure of reverse osmosis membrane main frame of the present invention is simple, integrate flushing water discharge, concentrated water discharge and broken siphon, reduces putamina pollution risk, it is to avoid siphon caused by concentrated water discharge, concentrated water discharge pipeline for convenience detach and cleaning.

Description

A kind of reverse osmosis membrane main frame breaks siphon concentrated water discharge device
Technical field
The present invention relates to a kind of concentrated water discharge device, more particularly to a kind of reverse osmosis membrane main frame breaks siphon concentrated water discharge dress Put.
Background technology
In the process of running, while purified water is produced, pollutant/salinity is concentrated reverse osmosis process in concentrated water side, is surpassed The natural solubility crossed in water, causes the easy fouling of concentrated water.Reverse osmosis equipment was run after a period of time, the hardness of concentrated water side It is that the various pollutants in raw water are concentrated 4~5 times, due to concentration polarization, may be produced on reverse osmosis membrane surface Raw all kinds of dirts, cause reverse osmosis membrane performance to decline, aquifer yield declines, salt rejection rate declines.When counter-infiltration system is due to various originals During because shutting down, salt content is in 4 times of enrichment stage in the water inside membrane component, in the case where current are static, easily causes Polluter deposition, fouling, pollute membrane module.Therefore when designing counter-infiltration system, online automatic flushing device is set.It is being When system start and shutdown, the flushing on membrane component surface is carried out, the contaminant water on film surface is replaced as purified water, mitigates surface deposition The pollution of thing, so as to ensure the ordinary life of membrane component.
However, extensive counter-infiltration system, for it is split type up and down double-layer structure design (i.e. reverse osmosis membrane host layer and Piping lane layer is completely self-contained two functional areas in structure), when the start of reverse osmosis membrane main frame, shutdown flushing process, due to punching Water inlet, flush discharge mouth are washed in piping lane layer, on the vavle shelf below reverse osmosis membrane main frame, is caused last in upper layer film main frame Section (such as two sections, three sections) membrane component rinses insufficient, and effect is undesirable, it is difficult to be sufficiently displaced from the contaminant water on film surface, dense Under the influence of difference polarization, latter end strong brine is separated out, and absorption forms fouling membrane on latter end film surface, reduces film service life.
In addition, the counter-infiltration system of the split type design of double-layer structure up and down, due to the particularity of elevation, its concentrated water discharge was both The demand of reverse-osmosis membrane element water-filling is met, the generation of siphonage is prevented again.Meanwhile, for high-recovery counter-infiltration system Crystal attachment is easily formed in system, its concentrated water discharge pipe, causes concentrated water discharge pipeline section to diminish, concentrated water flow reduces, further Cause the raising of the rate of recovery, increase the risk of reverse osmosis membrane fouling.
The content of the invention
The present invention is completed to solve of the prior art not enough, and it is an object of the invention to provide a kind of letter of structure Singly, flushing water discharge, concentrated water discharge and broken siphon are integrated, it is to avoid counter-infiltration main frame water-filling is discontented with caused by concentrated water discharge, Putamina pollution risk is reduced, and avoids siphon caused by concentrated water discharge, the cleaning of concentrated water discharge pipeline is conveniently dismantled, facilitates Reverse osmosis membrane main frame breaks siphon concentrated water discharge device.
A kind of reverse osmosis membrane main frame of the present invention breaks siphon concentrated water discharge device, including the descending standpipe in concentrated water side, CIP cleaning On connecting pipe, the up standpipe in concentrated water side, broken siphon device, concentrated water discharge pipe and concentrated water discharge mouthful, the descending standpipe in concentrated water side Portion is connected with the concentrated water side of the reverse osmosis membrane main frame positioned at reverse osmosis membrane host layer, and the descending standpipe bottom in concentrated water side is located at pipe Corridor layer, the descending standpipe in concentrated water side, the up standpipe in concentrated water side and the concentrated water discharge pipe are vertically set up and from up to Under extended to out of reverse osmosis membrane host layer piping lane layer in, the top of the up standpipe in concentrated water side and the concentrated water discharge pipe is equal Higher than the frame top position of the reverse osmosis membrane main frame, the up standpipe bottom of the descending standpipe in concentrated water side and the concentrated water side Connecting pipe is cleaned by the CIP to connect, the up riser top in concentrated water side is inserted in the broken siphon device, the broken rainbow Gap, the broken siphon device bottom and the concentrated water discharge are left between the up riser top bottom of haustorium and the concentrated water side Pipe is connected, and the concentrated water discharge mouth is arranged at the concentrated water discharge bottom of the tube, and the concentrated water discharge mouthful connects with concentrated water collection device It is logical.
A kind of reverse osmosis membrane main frame of the present invention breaks siphon concentrated water discharge device and can also be:
Longitudinally disposed flush discharge standpipe is provided with and communicated with the middle part of the up standpipe in concentrated water side, the flush discharge is stood The top of pipe is inserted in the broken siphon device, between being left between the broken siphon device and the flush discharge riser top bottom Gap, the top of the flush discharge standpipe is higher than the frame top position of the reverse osmosis membrane main frame.
Flushing drain valve is provided with and communicated with the flush discharge standpipe, the flush discharge standpipe passes through the row of flushing Valve is put with being connected in the broken siphon device.
Top communicating pipe is provided with above the broken siphon device, the broken siphon device is inserted in the bottom of the top communicating pipe Interior, the top of the flush discharge standpipe is connected with the top communicating pipe open-close type, the top of the up standpipe in concentrated water side Connected with the top communicating pipe adjustable-flow.
The descending standpipe in concentrated water side, the up standpipe in concentrated water side, CIP cleanings connecting pipe, the concentrated water drainage Put and at least one U-tube card is provided with outside pipe and the flush discharge standpipe, the U-tube card bottom and the counter-infiltration Film main frame is detachably fixed.
The up standpipe in concentrated water side be located at the reverse osmosis membrane host layer in part be provided with and communicated with concentrated water flowmeter, Concentrated water stop valve and maintenance isolating valve.
Nozzle sizes are more than its underpart nozzle sizes at the top of the broken siphon device.
The CIP cleanings connecting pipe is dense with the descending standpipe in concentrated water side, the up standpipe in concentrated water side and CIP respectively Water side cleaning return line connection.
The CIP cleaning connecting pipes right side is provided with four-way, and the place of leading to of CIP cleaning connecting pipes right-hand end one is set Plugging pipe cap is equipped with, the plugging pipe cap closes the right-hand member that the CIP cleans connecting pipe, and the CIP cleanings connecting pipe is right Cleaned respectively with the descending standpipe in concentrated water side, the up standpipe in concentrated water side and the CIP concentrated waters side at other threeways of sidepiece Return line is connected.
The concentrated water side of the descending standpipe in concentrated water side and the reverse osmosis membrane main frame passes through at least one concentrated water side collection port Connection, concentrated water side of the concentrated water side collection port respectively with the descending standpipe in concentrated water side and the reverse osmosis membrane main frame is connected.
A kind of reverse osmosis membrane main frame of the present invention breaks siphon concentrated water discharge device, including the descending standpipe in concentrated water side, CIP cleaning On connecting pipe, the up standpipe in concentrated water side, broken siphon device, concentrated water discharge pipe and concentrated water discharge mouthful, the descending standpipe in concentrated water side Portion is connected with the concentrated water side of the reverse osmosis membrane main frame positioned at reverse osmosis membrane host layer, and the descending standpipe bottom in concentrated water side is located at pipe Corridor layer, the descending standpipe in concentrated water side, the up standpipe in concentrated water side and the concentrated water discharge pipe are vertically set up and from up to Under extended to out of reverse osmosis membrane host layer piping lane layer in, the top of the up standpipe in concentrated water side and the concentrated water discharge pipe is equal Higher than the frame top position of the reverse osmosis membrane main frame, the up standpipe bottom of the descending standpipe in concentrated water side and the concentrated water side Connecting pipe is cleaned by the CIP to connect, the up riser top in concentrated water side is inserted inside the broken siphon device, described broken Gap, the broken siphon device bottom and the concentrated water drainage are left between the up riser top bottom of siphon device and the concentrated water side Pipe connection is put, the concentrated water discharge mouth is arranged at the concentrated water discharge bottom of the tube, the concentrated water discharge mouthful and concentrated water collection device Connection.So, because the descending standpipe in concentrated water side, the up standpipe in concentrated water side and the concentrated water discharge pipe are vertical vertical Set, and extend to piping lane layer from reverse osmosis membrane host layer from top to bottom, therefore its setting structure crosses over piping lane layer and counter-infiltration Film host layer, it is to avoid concentrated water discharge system sets leading portion that is too low and causing reverse osmosis membrane main frame to pollute excessive situation appearance. Concentrated water is emitted into the descending riser upper in concentrated water side from the concentrated water side in reverse osmosis membrane host layer, then along described dense The descending standpipe in water side flows downward to the CIP cleanings connecting pipe, then enters described from CIP cleaning connecting pipes again In the up standpipe in concentrated water side under the pressure effect of reverse osmosis membrane main frame high-pressure pump in the up standpipe in concentrated water side to up Enter, entered back into behind the top for then running to the up standpipe in concentrated water side and siphon is broken in the broken siphon device so that be described dense Water side up standpipe vacuum state moment is destroyed, with atmospheric pressure formation pressure balance, it is to avoid reverse osmosis membrane main frame concentrated water The siphonage of side.The concentrated water broken by the broken siphon device after siphon comes downwards to the concentrated water out of described concentrated water discharge pipe Floss hole, is then emitted into concentrated water collection device, or recycled again from the concentrated water discharge mouthful.So, Due to being above the frame top of the reverse osmosis membrane main frame at the top of the up standpipe in concentrated water side and the concentrated water discharge pipe Position, therefore be effectively prevented in reverse osmosis membrane system running, because concentrated water discharge mouthful is located at reverse osmosis membrane main frame Lower section, and the putamina of latter end is difficult to water-filling and is filtered and cause leading portion putamina carrying out filtering caused dirt always indirectly The phenomenon for contaminating risk increase occurs, and effectively ensures membranous system filtering uniformity, it is to avoid putamina local pollution.CIP cleanings are also referred to as To clean on the spot, i.e., decomposition production equipment does not carry out equipment cleaning safely and automatically.CIP cleaning connecting pipes are convenient clear on the spot The discharge of wash water, when being cleaned on the spot to reverse osmosis membrane main frame, by the up standpipe channel enclosed in the concentrated water side, clearly Wash the rinse water on the spot after reverse osmosis membrane main frame and the CIP cleanings connecting pipe is emitted into out of described the descending standpipe in concentrated water side It is interior, then it is then exhausted from Posterior circle to cleaning water store tank on the spot and carries out wash cycles.Certainly in concentrated water discharge, the CIP The exit of rinse water on the spot for cleaning connecting pipe is closed mode.Such reverse osmosis membrane main frame breaks siphon concentrated water discharge dress Put, you can to discharge concentrated water, can break siphon when concentrated water is discharged again, the recovery of the rinse water on the spot can also be carried out And backflow, Multifunctional centralized one, convenient and practical and effectively save cost.A kind of reverse osmosis membrane main frame of the present invention breaks siphon concentrated water Tapping equipment, the advantage relative to prior art is:It is simple in construction, integrate flushing water discharge, concentrated water discharge and broken siphon, Counter-infiltration main frame water-filling is discontented with caused by avoiding concentrated water discharge, reduces putamina pollution risk, and avoid caused by concentrated water discharge Siphon, conveniently dismantles, facilitates the cleaning of concentrated water discharge pipeline.
Brief description of the drawings
A kind of reverse osmosis membrane main frame of Fig. 1 present invention breaks schematic diagram on front side of siphon concentrated water discharge device.
A kind of reverse osmosis membrane main frame of Fig. 2 present invention breaks schematic diagram on rear side of siphon concentrated water discharge device.
Figure number explanation
Descending standpipe 3 ... the CIP cleanings connecting pipe in 1 ... concentrated water side collection port 2 ... concentrated water side
4 ... the CIP concentrated waters sides cleaning up standpipe 6 ... in return line 5 ... concentrated water side breaks siphon device
7 ... concentrated water discharge pipe 8 ... concentrated water discharge mouthful 9 ... concentrated water stop valves
10 ... concentrated water flowmeters 11 ... maintenance isolating valve 12 ... rinses drain valve
13 ... flush discharge standpipe 14 ... U-tube card 15 ... top communicating pipes
16 ... plugging pipe caps
Embodiment
Fig. 1 below in conjunction with the accompanying drawings to Fig. 2 breaks siphon concentrated water discharge device to a kind of reverse osmosis membrane main frame of the present invention and made It is further described.
A kind of reverse osmosis membrane main frame of the present invention breaks siphon concentrated water discharge device, refer to Fig. 1 related each figures into Fig. 2, Including the descending standpipe 2 in concentrated water side, CIP cleanings connecting pipe 3, the up standpipe 5 in concentrated water side, broken siphon device 6, the and of concentrated water discharge pipe 7 Concentrated water discharge mouthful 8, the descending top of standpipe 2 in concentrated water side and the concentrated water side of the reverse osmosis membrane main frame positioned at reverse osmosis membrane host layer Connection, the descending bottom of standpipe 2 in concentrated water side is located at piping lane layer, the descending standpipe 2 in concentrated water side, the up standpipe in concentrated water side 5 and the concentrated water discharge pipe 7 vertically set up and extended to from top to bottom out of reverse osmosis membrane host layer piping lane layer in, it is described dense The top of the up standpipe 5 in water side and the concentrated water discharge pipe 7 is above the frame top position of the reverse osmosis membrane main frame, described The descending standpipe 2 in concentrated water side cleans connecting pipe 3 by the CIP with the up bottom of standpipe 5 in the concentrated water side and connected, the concentrated water In the up top of standpipe 5 insertion in the side broken siphon device 6, the broken siphon device and the top of the up standpipe in the concentrated water side 5 are most lower Gap is left between end, the broken bottom of siphon device 6 is connected with the concentrated water discharge pipe 7, the concentrated water discharge mouthful 8 is arranged at institute The bottom of concentrated water discharge pipe 7 is stated, the concentrated water discharge mouthful 8 is connected with concentrated water collection device.So, because the concentrated water side is descending vertical The vertical vertical setting of pipe 2, the up standpipe 5 in the concentrated water side and the concentrated water discharge pipe 7, and from top to bottom from reverse osmosis membrane master Machine layer extends to piping lane layer, therefore its setting structure crosses over piping lane layer and reverse osmosis membrane host layer, it is to avoid concentrated water discharge system is set Put front end that is too low and causing reverse osmosis membrane main frame and pollute excessive situation appearance.Concentrated water is from reverse osmosis membrane host layer Concentrated water side is emitted into the descending top of standpipe 2 in the concentrated water side, is then flowed downward to along the descending standpipe 2 in the concentrated water side described CIP cleans connecting pipe 3, then enters again from CIP cleaning connecting pipes 3 in the up standpipe 5 in the concentrated water side in reverse osmosis Travelled upwardly under the pressure effect of saturating main frame high-pressure pump in the up standpipe 5 in the concentrated water side, then run to the concentrated water side Entered back into behind the top of up standpipe 5 and siphon is broken in the broken siphon device 6 so that the up vacuum state of standpipe 5 in concentrated water side Moment is destroyed, with atmospheric pressure formation pressure balance, it is to avoid the siphonage of reverse osmosis membrane main frame concentrated water side.By described The concentrated water that broken siphon device 6 is broken after siphon comes downwards to the concentrated water discharge mouthful 8 out of described concentrated water discharge pipe 7, then from described Concentrated water discharge mouthful 8 is emitted into concentrated water collection device, or is recycled again.So, due on the concentrated water side The top of row standpipe 5 and the concentrated water discharge pipe 7 is above the frame top position of the reverse osmosis membrane main frame, therefore effectively Prevent in reverse osmosis membrane system running, because concentrated water discharge mouthful 8 is located at below reverse osmosis membrane main frame, and cause latter end Putamina be difficult to water-filling filtered and cause indirectly leading portion putamina filtered always caused by pollution risk increase show As occurring, effectively ensure membranous system filtering uniformity, it is to avoid putamina local pollution.CIP cleanings are also referred to as cleaned on the spot, i.e., Decomposition production equipment does not carry out equipment cleaning safely and automatically.The discharge of the convenient rinse water on the spot of CIP cleaning connecting pipes 3, when When cleaning on the spot to reverse osmosis membrane main frame, by the up channel enclosed of standpipe 5 in the concentrated water side, counter-infiltration is cleaned on the spot Rinse water on the spot after film main frame is emitted into out of the concentrated water side descending standpipe 2 in the CIP cleanings connecting pipe 3, then It is then exhausted from Posterior circle to cleaning water store tank on the spot and carries out wash cycles.Certainly in concentrated water discharge, the CIP cleanings connection The exit of rinse water on the spot of pipeline 3 is closed mode.Such reverse osmosis membrane main frame breaks siphon concentrated water discharge device, you can with Concentrated water is discharged, siphon can be broken when concentrated water is discharged again, the recovery and backflow of the rinse water on the spot can also be carried out, it is many Function is integrated, convenient and practical and effectively save cost.A kind of reverse osmosis membrane main frame of the present invention breaks siphon concentrated water discharge device, Advantage relative to prior art is:It is simple in construction, integrate flushing water discharge, concentrated water discharge and broken siphon, it is to avoid concentrated water Counter-infiltration main frame water-filling is discontented with caused by discharge, reduces putamina pollution risk, and avoids siphon caused by concentrated water discharge, convenient Dismantle, facilitate the cleaning on the tunnel of concentrated water discharge pipe 7.
A kind of reverse osmosis membrane main frame of the present invention breaks siphon concentrated water discharge device, refer to Fig. 1 related each figures into Fig. 2, It can also be on the basis of previous technique scheme:The up middle part of standpipe 5 in concentrated water side is provided with and communicated with longitudinally disposed rush Wash soil stack 13, the top down of the flush discharge standpipe 13 is inserted in the broken siphon device 6, the broken siphon device 6 with Gap is left between the top bottom of flush discharge standpipe 13, the top of the flush discharge standpipe 13 is higher than the reverse osmosis The frame top position of permeable membrane main frame.So, when carrying out startup-shutdown flushing, startup-shutdown has rinsed opening for reverse osmosis membrane main frame Shut down flushing water and be expelled to the descending standpipe 2 in the concentrated water side from the reverse osmosis membrane main frame concentrated water side in reverse osmosis membrane host layer, so Connecting pipe 3 is cleaned by the CIP again afterwards to rush in the up standpipe 5 in the concentrated water side, it is then up vertical in the concentrated water side In the case of the current closing in the top of pipe 5, the flushing is poured at the middle part of startup-shutdown flushing water from the up standpipe 5 in the concentrated water side Soil stack 13, simultaneously because the top of the flush discharge standpipe 13 is higher than the frame top position of reverse osmosis membrane main frame, because This guarantee startup-shutdown flushing water can be flushed to the latter end of reverse osmosis membrane main frame when membrane component is rinsed in reverse osmosis membrane main frame, and And then the potential energy for ensureing startup-shutdown flushing water pass through the broken siphon device 6 and carry out broken siphon, so than larger, flow velocity increase Startup-shutdown flushing water pours the concentrated water discharge pipe 7 with larger kinetic energy and is discharged into piping lane layer from the concentrated water discharge mouthful 8 afterwards In drain header.Because kinetic energy is than larger, the increase of draining flow velocity, therefore avoid and be because low flow velocity causes concentrated water discharge pipe 7 The phenomenon that the interior concentrated water residence time is long and causes elemental release to precipitate, causes the frequent clean of concentrated water discharge system.Above Preferred technical scheme is on the basis of technical scheme:Flushing drain valve 12 is provided with and communicated with the flush discharge standpipe 13, The flush discharge standpipe 13 is connected by the flushing drain valve 12 with the broken open-close type of siphon device 6.So, in concentrated water drainage When putting, drain valve 12 will be rinsed and closed, the connection of the flush discharge standpipe 13 and the up standpipe 5 in the concentrated water side is closed, Concentrated water is directly advanced from top again from the up bottom of standpipe 5 in the concentrated water side to middle part.When startup-shutdown flushing is carried out, close The path at the up top of standpipe 5 in the concentrated water side and middle part is closed, the flushing drain valve 12 is opened so that after startup-shutdown is rinsed It is up vertical that startup-shutdown flushing water enters the concentrated water side from the descending standpipe 2 in the concentrated water side via CIP cleaning connecting pipes 3 The bottom of pipe 5, then again by the flush discharge standpipe 13 break siphon through the broken siphon device 6 after from the He of concentrated water discharge pipe 7 The concentrated water discharge mouthful 8 is discharged.During flushing, the flushing drain valve 12 positioned at flush discharge standpipe 13 is opened automatically in 10-20s Open, concentrated water water during normal filtration is far longer than due to washing water quantity, and flow velocity is higher, therefore it is placed through piping lane layer segment The up standpipe 5 in concentrated water side after flushing water be directly entered flush discharge standpipe 13, rise to positioned at reverse osmosis membrane host layer portion The up junction of standpipe 5 in concentrated water side divided, subsequently into broken siphon device 6.Flush discharge standpipe 13 is located at reverse osmosis membrane main frame Layer, and it is parallel with concentrated water side up standpipe 5.It can also be on the basis of previous technique scheme:The top of broken siphon device 6 is set Top communicating pipe 15 is equipped with, the bottom of the top communicating pipe 15 is inserted in the broken siphon device 6, the top communicating pipe 15 Gap is left between bottom edge and the inwall of broken siphon device 6, top and the top of the flush discharge standpipe 13 connect 15 open-close types of threading a pipe are connected, and the top of the up standpipe 5 in concentrated water side is connected with the adjustable-flow of top communicating pipe 15. So, whether in concentrated water discharge or in startup-shutdown flushing water discharge process, the broken siphon device 6 can work brokenly Siphon.Certainly it can be three-port structure the top communicating pipe 15 that more preferably can be, two logical places are arranged with the flushing respectively Water standpipe 13, the up standpipe 5 in the concentrated water side are connected, remaining one it is logical be downwardly into the broken siphon device 6 and with broken siphon device 6 Connection, the advantage for setting three-port structure is simple in construction, and it is convenient to pass through.Because the broken siphon device 6 and the flush discharge are stood Pipe 13 leaves gap between the bottom of top, therefore can effectively abolish siphon.
A kind of reverse osmosis membrane main frame of the present invention breaks siphon concentrated water discharge device, refer to Fig. 1 related each figures into Fig. 2, It can also be on the basis of previous technique scheme:It is the descending standpipe 2 in concentrated water side, the up standpipe 5 in the concentrated water side, described At least one U-tube is provided with outside CIP cleanings connecting pipe 3, the concentrated water discharge pipe 7 and the flush discharge standpipe 13 Card 14, the bottom of U-tube card 14 is detachably fixed with the reverse osmosis membrane main frame.Setting the effect of the U-tube card 14 is The descending standpipe 2 in the concentrated water side, the up standpipe 5 in the concentrated water side, the concentrated water discharge pipe 7 and the CIP can be cleaned and connected Thread a pipe 3 and the flush discharge standpipe 13 be securely fixed in reverse osmosis membrane main frame side, save space and fix tightly Gu.
A kind of reverse osmosis membrane main frame of the present invention breaks siphon concentrated water discharge device, refer to Fig. 1 related each figures into Fig. 2, It can also be on the basis of previous technique scheme:The up standpipe 5 in concentrated water side is located in the reverse osmosis membrane host layer Part is provided with and communicated with concentrated water flowmeter 10, concentrated water stop valve 9 and maintenance isolating valve 11.The work of the concentrated water flowmeter 10 is set With being the concentrated water amount that monitors concentrated water side, the effect of concentrated water stop valve 9 be by the up middle part of standpipe 5 in the concentrated water side and top and under Connection between portion is turned on or off, when concentrated water discharge, and concentrated water stop valve 9 starts the connection up standpipe 5 in concentrated water side Middle part is connected with top, facilitates concentrated water up in the up standpipe 5 in the concentrated water side, when carrying out the discharge of startup-shutdown flushing water, Concentrated water stop valve 9 closes connecting for the up top of standpipe 5 in the concentrated water side and middle part so that under the up standpipe 5 in concentrated water side The startup-shutdown flushing water in portion is directly up from the flush discharge standpipe 13, convenient in concentrated water discharge and the discharge of startup-shutdown flushing water When select different passages, concentrated water stop valve 9 can also adjust the water of reverse osmosis membrane main frame concentrated water side, control the rate of recovery.And The effect of maintenance isolating valve 11 is to be used to separate the Part way in maintenance.
A kind of reverse osmosis membrane main frame of the present invention breaks siphon concentrated water discharge device, refer to Fig. 1 related each figures into Fig. 2, It can also be on the basis of previous technique scheme:The top nozzle sizes of broken siphon device 6 are more than its underpart nozzle sizes.This The structure of sample causes concentrated water side up vacuum state moment of standpipe 5 to be destroyed, with atmospheric pressure formation pressure balance, it is to avoid anti- The siphonage of permeable membrane main frame concentrated water side.It can also be on the basis of previous technique scheme:The descending standpipe 2 in concentrated water side Connected with the concentrated water side of the reverse osmosis membrane main frame by least one concentrated water side collection port 1, concentrated water side collection port 1 is distinguished Connected with the concentrated water side of the descending standpipe 2 in the concentrated water side and the reverse osmosis membrane main frame.The convenience of multiple concentrated water sides collection port 1 is set Concentrated water is discharged.
A kind of reverse osmosis membrane main frame of the present invention breaks siphon concentrated water discharge device, refer to Fig. 1 related each figures into Fig. 2, It can also be on the basis of previous technique scheme:CIP cleaning connecting pipe 3 respectively with the descending standpipe 2 in the concentrated water side, The up standpipe 5 in concentrated water side is connected with CIP concentrated waters side cleaning return line 4.So concentrated water and startup-shutdown flushing water passes through institute State CIP cleaning connecting pipes 3 to enter in the up standpipe 5 in the concentrated water side, water vent is cleaned on the spot to be cleaned by the CIP Connecting pipe 3 enters CIP concentrated waters side cleaning return line 4.The convenient path according to different situations selection current.In previous technique Preferred technical scheme is on the basis of scheme:CIP cleaning connecting pipes 3 right side is provided with four-way, the CIP cleanings connection The place of leading to of 3 right-hand end of pipeline one is provided with plugging pipe cap 16, and the plugging pipe cap 16 closes the right side that the CIP cleans connecting pipe 3 At end, CIP cleaning other threeways of right side of connecting pipe 3 respectively with the descending standpipe 2 in the concentrated water side, the concentrated water side Row standpipe 5 is connected with CIP concentrated waters side cleaning return line 4.I.e. described CIP cleaning connecting pipes 3 rear portion is arranged to four-way Structure, wherein the least significant end of CIP cleaning connecting pipes 3 is blocked with plugging pipe cap 16, sets the excellent of plugging pipe cap 16 Putting is:To provide the buffering on flow velocity into the concentrated water in pipeline, it is to avoid batch (-type) impacts.And other three general rules are respectively communicated with institute State the up standpipe 5 in concentrated water side, the descending standpipe 2 in the concentrated water side and CIP concentrated waters side cleaning return line 4.It is convenient and swift and Unrestricted choice.
It is above-mentioned that only several specific embodiments in the present invention are illustrated, but protection model of the invention can not be used as Enclose, the equivalent change or modification or equal proportion made by every design spirit according in the present invention are zoomed in or out, all should Think to fall into protection scope of the present invention.

Claims (10)

1. a kind of reverse osmosis membrane main frame breaks siphon concentrated water discharge device, it is characterised in that:It is clear including the descending standpipe in concentrated water side, CIP Wash connecting pipe, the up standpipe in concentrated water side, broken siphon device, concentrated water discharge pipe and concentrated water discharge mouthful, the descending standpipe in concentrated water side Top is connected with the concentrated water side of the reverse osmosis membrane main frame positioned at reverse osmosis membrane host layer, and the descending standpipe bottom in concentrated water side is located at Piping lane layer, the descending standpipe in concentrated water side, the up standpipe in concentrated water side and the concentrated water discharge pipe are vertically set up and from upper Extended under out of reverse osmosis membrane host layer in piping lane layer, the top of the up standpipe in concentrated water side and the concentrated water discharge pipe It is above under the frame top position of the reverse osmosis membrane main frame, the descending standpipe in concentrated water side and the up standpipe in concentrated water side Portion cleans connecting pipe by the CIP and connected, and the up riser top in concentrated water side is inserted inside the broken siphon device, described It is broken that gap, the broken siphon device bottom and the concentrated water are left between siphon device and the up riser top bottom in the concentrated water side Delivery pipe is connected, and the concentrated water discharge mouth is arranged at the concentrated water discharge bottom of the tube, and the concentrated water discharge mouthful is collected with concentrated water to be filled Put connection.
2. a kind of reverse osmosis membrane main frame according to claim 1 breaks siphon concentrated water discharge device, it is characterised in that:It is described dense Longitudinally disposed flush discharge standpipe, the top insertion institute of the flush discharge standpipe are provided with and communicated with the middle part of the up standpipe in water side State brokenly in siphon device, gap, the flushing row are left between the broken siphon device and the flush discharge riser top bottom The top of water standpipe is higher than the frame top position of the reverse osmosis membrane main frame.
3. a kind of reverse osmosis membrane main frame according to claim 2 breaks siphon concentrated water discharge device, it is characterised in that:The punching Wash on soil stack and be provided with and communicated with flushing drain valve, the flush discharge standpipe passes through the flushing drain valve and the broken rainbow Haustorium is connected.
4. a kind of reverse osmosis membrane main frame according to claim 2 breaks siphon concentrated water discharge device, it is characterised in that:It is described broken Top communicating pipe is provided with above siphon device, the bottom of the top communicating pipe is inserted in the broken siphon device, and the top connects Gap, top and the top of the flush discharge standpipe are left between the bottom edge of siphunculus and the broken siphon device inwall Communicating pipe open-close type connection, the top of the up standpipe in concentrated water side is connected with the top communicating pipe adjustable-flow.
5. a kind of reverse osmosis membrane main frame according to Claims 2 or 3 or 4 breaks siphon concentrated water discharge device, it is characterised in that: The descending standpipe in concentrated water side, the up standpipe in concentrated water side, CIP cleanings connecting pipe, the concentrated water discharge pipe and institute State and at least one U-tube card is provided with outside flush discharge standpipe, the U-tube card bottom can with the reverse osmosis membrane main frame Dismounting is fixed.
6. a kind of reverse osmosis membrane main frame according to claim 1 or 2 or 3 or 4 breaks siphon concentrated water discharge device, its feature exists In:The part that the up standpipe in concentrated water side is located in the reverse osmosis membrane host layer is provided with and communicated with concentrated water flowmeter, concentrated water Stop valve and maintenance isolating valve.
7. a kind of reverse osmosis membrane main frame according to claim 1 or 2 or 3 or 4 breaks siphon concentrated water discharge device, its feature exists In:Nozzle sizes are more than its underpart nozzle sizes at the top of the broken siphon device.
8. a kind of reverse osmosis membrane main frame according to claim 1 or 2 or 3 or 4 breaks siphon concentrated water discharge device, its feature exists In:CIP cleaning connecting pipe respectively with the descending standpipe in concentrated water side, the up standpipe in concentrated water side and CIP concentrated waters side Clean return line connection.
9. a kind of reverse osmosis membrane main frame according to claim 8 breaks siphon concentrated water discharge device, it is characterised in that:It is described CIP cleaning connecting pipes right side is provided with four-way, and the place of leading to of CIP cleaning connecting pipes right-hand end one is provided with closure pipe Cap, the plugging pipe cap closes the right-hand member that the CIP cleans connecting pipe, the CIP cleaning connecting pipes right side other three Logical place connects with the descending standpipe in concentrated water side, the up standpipe in concentrated water side and the CIP concentrated waters side cleaning return line respectively It is logical.
10. a kind of reverse osmosis membrane main frame according to claim 1 or 2 or 3 or 4 breaks siphon concentrated water discharge device, its feature It is:The concentrated water side of the descending standpipe in concentrated water side and the reverse osmosis membrane main frame is connected by least one concentrated water side collection port Logical, concentrated water side of the concentrated water side collection port respectively with the descending standpipe in concentrated water side and the reverse osmosis membrane main frame is connected.
CN201710617442.4A 2017-07-26 2017-07-26 Broken siphon dense water discharging equipment of reverse osmosis membrane host computer Active CN107224876B (en)

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Publication number Priority date Publication date Assignee Title
JPH05168872A (en) * 1991-12-17 1993-07-02 Kurita Water Ind Ltd Membrane separation device
CN203498133U (en) * 2013-09-22 2014-03-26 西安欣胜泰水处理环保科技有限公司 Structure capable of preventing internal negative pressure of reverse osmosis membrane caused by siphonage
CN203833678U (en) * 2014-02-28 2014-09-17 长沙威保特环保科技有限公司 Reverse osmosis device and reverse osmosis water treatment system applied to treatment of high-concentration wastewater
CN203999185U (en) * 2014-07-10 2014-12-10 中芯国际集成电路制造(北京)有限公司 Pure water pretreatment system
CN104208927A (en) * 2014-09-10 2014-12-17 徐东海 Reverse osmosis valveless filtering basin
CN204251449U (en) * 2014-10-16 2015-04-08 杜弘道 A kind of antipollution water-saving reverse osmosis water purifier
CN205084629U (en) * 2015-09-22 2016-03-16 南京益能环境工程有限公司 Energy -conserving high -efficient type reverse osmosis unit
CN207076348U (en) * 2017-07-26 2018-03-09 金科水务工程(北京)有限公司 A kind of reverse osmosis membrane main frame breaks siphon concentrated water discharge device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05168872A (en) * 1991-12-17 1993-07-02 Kurita Water Ind Ltd Membrane separation device
CN203498133U (en) * 2013-09-22 2014-03-26 西安欣胜泰水处理环保科技有限公司 Structure capable of preventing internal negative pressure of reverse osmosis membrane caused by siphonage
CN203833678U (en) * 2014-02-28 2014-09-17 长沙威保特环保科技有限公司 Reverse osmosis device and reverse osmosis water treatment system applied to treatment of high-concentration wastewater
CN203999185U (en) * 2014-07-10 2014-12-10 中芯国际集成电路制造(北京)有限公司 Pure water pretreatment system
CN104208927A (en) * 2014-09-10 2014-12-17 徐东海 Reverse osmosis valveless filtering basin
CN204251449U (en) * 2014-10-16 2015-04-08 杜弘道 A kind of antipollution water-saving reverse osmosis water purifier
CN205084629U (en) * 2015-09-22 2016-03-16 南京益能环境工程有限公司 Energy -conserving high -efficient type reverse osmosis unit
CN207076348U (en) * 2017-07-26 2018-03-09 金科水务工程(北京)有限公司 A kind of reverse osmosis membrane main frame breaks siphon concentrated water discharge device

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