CN205914025U - Energy -efficient liquid processing apparatus - Google Patents

Abstract

The utility model discloses an energy -efficient liquid processing apparatus, including the knockout drum, set up the discharging pipe that inlet pipe, entry end and membrane separable set discharge end that membrane separable set in the knockout drum, exit end and knockout drum inner space link to each other, include still that both ends are located the cross -flow pipe of the outside and inner space of knockout drum respectively, and the cross -flow pipe one end that is located the knockout drum is located membrane separable set's below, be provided with shut -off valve on the cross -flow pipe. This processor is compared in current splitter, has the advantage of simple structure, convenient operation, facilitate promotion.

Description

High-efficiency energy-saving liquid processing meanss

Technical field

This utility model is related to fluid separation equipment technical field, and more particularly to a kind of high-efficiency energy-saving liquid processes dress Put.

Background technology

With scientific and technological continuous advancement, the demand of people's convection cell and quality it is also proposed higher requirement.Membrance separation Technology due to have concurrently separate, concentrate, purification and refined function, have again efficiently, energy-saving and environmental protection, molecular level filter and filtered The feature such as journey is simple, easily controllable, therefore, is widely used to food, medicine, biology, environmental protection, chemical industry, metallurgy, energy at present Source, oil, water process, electronics, the field such as bionical, are one of most important means in current separation science.Such as, make in Chinese liquor During making, Chinese liquor can produce flocculent deposit after addition water fall degree, and therefore, the quality of filter effect will be directly connected to finally The quality of vinosity, and filter disc is one of key factor of impact filter effect, thus during brewed spirit according to Chinese liquor from It is particularly important that body requirement carries out rational membrane filtration.

Due to the presence of concentration polarization in membrane filtration processes, film and bulk medium interface or close on medium at membrane interface region Concentration more and more higher, Concentraton gradient effect under, the solvent in bulk medium is not only difficult to through concentration polarization region, solute Even being spread to bulk solution from face again, form boundary region, so that fluid resistance is increased with local penetration pressure, thus leading to molten Agent permeation flux declines.For improving membrane filtration efficiency, propose in prior art and improve filtration effect by breaking concentration polarization The technical scheme of rate, such as Application No. cn02224060.8, patent name is described in transient pulse back flushing device for membrane filtering, existing The scheme breaking concentration polarization in technology is typically realized by complex equipment.

Utility model content

For existing, there is the complex problem of filter plant that function is broken in concentration polarization, this utility model provides A kind of high-efficiency energy-saving liquid processing meanss, compared to existing filter plant, device structure and operation are all more simple for this datatron, It is easy to promote membrane separation technique further genralrlization in the industry.

The high-efficiency energy-saving liquid processing meanss that this utility model provides are by following technical essential come solve problem: efficiently save Energy liquid handling device, including knockout drum, the membrane separation assemblies being arranged in knockout drum, the port of export and knockout drum inner space phase The discharge nozzle that feed pipe even, arrival end are connected with membrane separation assemblies discharge end, also includes two ends and is located at respectively outside knockout drum With the cross-flow pipe in inner space, and cross-flow pipe be located at knockout drum in one end be located at membrane separation assemblies lower section, described cross-flow Block valve is provided with pipe.

Specifically, above feed pipe is used for introducing liquid to be separated, above membrance separation in the inner space of knockout drum Assembly is used for realizing the separation of liquid to be separated, completes detached liquid and is drained in discharge nozzle by the discharge end of membrane separation assemblies. Arrangement above is used for discharging following of the liquid or realization separation pot liquid in knockout drum in the cross-flow pipe below membrane separation assemblies Ring, that is, under present treatment machine normal operating conditions, the block valve on cross-flow pipe is closed, and cross-flow pipe is in not use state；Divide in film From component operation for a period of time after, membrane separation assemblies surface formed concentration polarization when, by opening the block valve on cross-flow pipe, Originally it is broken by the fluid flow state that feed pipe outlet flow to membrane separation assemblies in knockout drum, this allows for concentration polarization area Liquid in domain leaves the surface of membrane separation assemblies under the washing away of other liquid, reaches the purpose breaking concentration polarization.This knot In structure, break concentration polarization be required to by adjust cross-flow pipe on block valve, therefore this case have break concentration polarization operation letter Single advantage；Meanwhile, pass through in this case the cross-flow pipe i.e. achievable purpose breaking concentration polarization is connected on knockout drum, therefore this knot Structure is different from legacy equipment, also has the simple advantage of structure；After above concentration polarization is broken, the process of liquid can be made to imitate Rate is higher, reaches the purpose saving liquid handling energy consumption；After above concentration polarization is broken, liquid can be made by filter process In, its effective ingredient will not sustain damage because of obstruction, therefore beneficial to guarantee product quality；After above concentration polarization is broken, Can make in filter process, liquid handler is respectively provided with more filter capacity in a balanced way from the beginning to the end；Above concentration polarization quilt After breaking, the stress in membrane separation assemblies work process can be reduced, the usage cycles of film can be made longer, beneficial to reduction liquid mistake Filter cost；Further, one end cross-flow pipe being located at knockout drum is arranged at the lower section of membrane separation assemblies, so so that more than Cross-flow pipe not only can apply to break concentration polarization well, also make the cross-flow pipe can be as the pipe that drains of knockout drum, that is, simultaneously Use as drain pipe during cleaning.

Further technical scheme is:

Implement form as membrane separation assemblies, described membrane separation assemblies include central canal and are sheathed on central canal Multiple Separation membranes；

The arrival end of described discharge nozzle is connected on central canal；

Described Separation membrane is the laminated structure being internally provided with cavity, Separation membrane is additionally provided with and runs through Separation membrane The pore at two ends, and be located at same Separation membrane on cavity communicate with pore；Each Separation membrane passes through the pore set on each On central canal, the side wall of described central canal is additionally provided with multiple intercommunicating pores, the cavity on each Separation membrane passes through difference Intercommunicating pore communicate with the hollow region of central canal.

The membrane separation assemblies of above version are easy to install more Separation membrane on central canal, simultaneously to seperation film The structure qualification of piece can be by being stacked the shape between Separation membrane, adjacent Separation membrane with gap on central canal Formula, obtains larger membrance separation effective area, and that is, in this membrane separation assemblies structure, liquid to be separated may pass through Separation membrane Part can be entered in the cavity of corresponding Separation membrane by each point outside each Separation membrane, then by cavity through the stream on central canal Through hole enters in central canal, is finally discharged by discharge nozzle again.

For enable present treatment machine structure simple, be easy to manufacture in the case of so that the larger change of cross-flow pipe divides The flow regime of fluid in tank, also includes the demixing plate being fixed on central canal or knockout drum, and described demixing plate is located at and separates In the inner space of tank, and demixing plate is located at the underface of membrane separation assemblies, and the port of export of described feed pipe is located at demixing plate , all there is gap lower section between the surrounding of described demixing plate and the inwall of knockout drum；The position of one end that cross-flow pipe is located in knockout drum Between edge setting in demixing plate and the edge of Separation membrane；The mouth of pipe that cross-flow pipe is located in knockout drum is located at the upper of demixing plate Side or the upper surface flush with demixing plate；Separation membrane projection directed downwardly fully falls on demixing plate.

In this structure, after fluid enters in knockout drum through feed pipe, due to there being the stop of demixing plate, this allows for fluid It is only capable of being flowed up by the edge of demixing plate, when cross-flow pipe uses, the above liquid flowing up of cross-flow pipe guiding is towards mistake The mouth of pipe flowing of flow tube, because demixing plate surrounding all has the liquid flowing up, therefore the manner more can thoroughly change separation The flow regime of fluid in tank.For making the change flowing above state have influence on the surface region of Separation membrane as far as possible, The mouth of pipe preferably cross-flow pipe being located in knockout drum is arranged at the underface at Separation membrane edge.

As a kind of membrane separation assemblies assembling form facilitating implementation, described central canal is provided with external screw thread, also includes The clamp nut threadeded with central canal, described Separation membrane is by pressure holding between clamp nut and demixing plate.In this programme, Two clamp nuts can be arranged on central canal, by the form between two clamp nuts by Separation membrane pressure holding, complete Fixation on central canal for the Separation membrane；One clamp nut also can be set, and the scheme of the demixing plate of summary, by seperation film Piece is fixed between demixing plate and clamp nut；One clamp nut also can be set, and the other end of Separation membrane is subject to knockout drum tank The form that body supports completes fixation on central canal for the Separation membrane.

Central canal is avoided to produce the technical scheme along the leakage of central canal axis direction with pore junction as a kind of, Be provided with the sealing ring being sheathed on central canal between adjacent Separation membrane, described sealing ring be used for realizing central canal with right Answer the axial seal at pore.

As a kind of way of realization that knockout drum can be set to vertical vessel, the axis direction of described central canal is located at and erects Nogata to, and central canal, Separation membrane, the axis collinear of knockout drum three, described Separation membrane is in the form of annular discs, described central canal Upper end be blind end, discharge nozzle is connected with the lower end of central canal, and the upper end of knockout drum is also associated with pressure gauge and air bleeding valve.This In scheme, this knockout drum and its assembly center of inner part composition can be made to be located at as far as possible on the axis of knockout drum；This In scheme, the pressure gauge of setting is easy to detect knockout drum pressure inside the tank；The air bleeding valve of setting is used for present treatment machine in feed liquor first When, discharge its interior all or part of air, so that liquid completely fills out the accommodation space of knockout drum or pre- in knockout drum Reserve a part of gas column.The situation that above liquid completely fills out knockout drum accommodation space is applied to liquid component soma of being bullied and disturbs Destination media, such as filter Chinese liquor；Reserve a part of gas column above and be applied to liquid component in knockout drum and be not bullied soma The destination media disturbed, such as filters soy sauce, fruit wine, non-alcoholic beverage etc., so, above gas column can be used for when cross-flow pipe works, In the case of the intrinsic pressure reduction of knockout drum, by expanding strengthening concentration polarization eradicating efficacy.

Further, because this knockout drum is internal pressure vessel, when having gas column in knockout drum, gas column may gradually dissolve Shorten in liquid or disappear, connect one preferably on the free end of air bleeding valve and can conveniently realize air bleeding valve free end and gas The structure that source capsule connects, such as gas source pipe snap joint, so, gas column can be expanded by air bleeding valve to make-up gas in knockout drum Shared volume.

For realizing being less than the intercommunicating pore of Separation membrane quantity by quantity, realize inside each Separation membrane cavity and central canal The connection in space, described central canal be used for be connected with Separation membrane partly on be provided with length direction along center length of tube side To groove, described groove is located at the outside of central canal, and intercommunicating pore intersected with described groove.So, be can be used for upper groove The cavity of the different Separation membrane of connection.

Further, the part that central canal is used for being connected with Separation membrane adopts quarter bend to make, by each side to quarter bend Central authorities apply compressive stress so that each side central authorities of quarter bend, all to the center indent of quarter bend, obtain described groove, simultaneously quarter bend Corner can be used for avoiding Separation membrane to rotate with respect to central canal, that is, being set to pore is that the rectangle adapting to quarter bend size is Can, so, can be beneficial to the sealing effectiveness ensureing Separation membrane and central canal junction.

For making cross-flow pipe have multiple mouths of pipe in knockout drum, when cross-flow pipe works, to pass through mistake as far as possible Flow tube changes the flow regime of fluid everywhere in knockout drum, and beneficial to concentration polarization execution, described cross-flow pipe is located at knockout drum Isocon is also associated with interior one end, described cross-flow pipe is communicated with the flowing space of isocon, and described isocon sets It is equipped with least two mouths of pipe, and each mouth of pipe is respectively positioned on the lower section of membrane separation assemblies.The mouth of pipe being preferably provided with isocon is around center Pipe annular spread；If Separation membrane is in the form of annular discs, the mouth of pipe being set to isocon is uniform around central canal annular.

For realizing according to concentration polarization situation in knockout drum, choose whether to drain into the liquid in knockout drum outside knockout drum Portion, described cross-flow pipe is located at and is also associated with tee T, on two other mouth of pipe of described tee T on the one end outside knockout drum It is connected to bleeder pipe and communicating pipe, the other end of described communicating pipe is connected with feed pipe, and bleeder pipe and communicating pipe are above all It is provided with block valve.In this programme, if concentration polarization is serious in knockout drum, can be led to by opening the block valve on bleeder pipe Mistake flow tube quickly release fluid in knockout drum mode so that in knockout drum liquid nowed forming occur drastically to become in the short time Change and to reach the purpose destroying concentration polarization, but in the case of this, the liquid that is discharged to recycle, need to be re-pressurized with It is fed again in knockout drum；In the case that in knockout drum, concentration polarization situation is not serious, by only opening cutting on communicating pipe Disconnected valve so that fluid flow to knockout drum form enter from all by feed pipe become part from cross-flow pipe enter or Make segment fluid flow by entering in knockout drum in cross-flow pipe, then feed pipe is entered into by communicating pipe, thus being again introduced into separating Tank, both the above fluid all can change liquid nowed forming in knockout drum by way of communicating pipe, reaches destruction concentration polarization Purpose.

As those skilled in the art, communicating pipe is determined with the form of feed pipe junction communicating pipe and feed pipe with upstream Fluid flow direction in siphunculus, such as can be beneficial to the principle of jet pump, arrange horn mouth so that connecting in the relevant position of feed pipe Tube fluid flows towards feed pipe；Commonly docked so that the cross-flow of communicating pipe and communicating pipe rear end with communicating pipe using feed pipe Pipe serves as branched pipe and uses.

For ease of being checked to knockout drum internal part or being overhauled, described knockout drum is fabricated structure, and at least It is in be detachably connected form by a part forming knockout drum with the other parts forming knockout drum.More than it is detachably connected shape Formula can be according to the size of knockout drum, such as using forms such as flange connection or clip loose joints.

Further, for improving the controllability of present treatment machine, preferably on discharge nozzle, feed pipe, it is respectively provided with block valve.

This utility model has the advantages that

In this structure, break concentration polarization be required to by adjust cross-flow pipe on block valve, therefore this case have break dense The difference simple advantage of polarization operations；Meanwhile, in this case, by connecting on knockout drum, cross-flow pipe is i.e. achievable to break concentration polarization Purpose, therefore this structure is different from legacy equipment, also has the simple advantage of structure；After above concentration polarization is broken, can make The treatment effeciency obtaining liquid is higher, reaches the purpose saving liquid handling energy consumption；Further, cross-flow pipe is located at knockout drum One end is arranged at the lower section of membrane separation assemblies, so so that above cross-flow pipe not only can apply to break concentration polarization well, So that cross-flow pipe can be used as drain pipe when cleaning as the pipe that drains of knockout drum simultaneously.

Brief description

Fig. 1 is the main view perspective view of one specific embodiment of high-efficiency energy-saving liquid processing meanss described in the utility model；

Fig. 2 is in one specific embodiment of high-efficiency energy-saving liquid processing meanss described in the utility model, reflection feed pipe, Isocon, central canal, the birds-eye perspective of discharge nozzle, cross-flow pipe and knockout drum type of attachment；

Fig. 3 is in one specific embodiment of high-efficiency energy-saving liquid processing meanss described in the utility model, reflects seperation film Piece and the structural representation of each self-structure of central canal and both assembly relations；

Fig. 4 is in one specific embodiment of high-efficiency energy-saving liquid processing meanss described in the utility model, the cuing open of central canal View.

The numbering of in figure is followed successively by: 1, air bleeding valve, 2, pressure gauge, 3, clamp nut, 4, knockout drum, 5, Separation membrane, 51, Cavity, 52, pore, 6, demixing plate, 7, feed pipe, 8, isocon, 9, central canal, 91, intercommunicating pore, 10, discharge nozzle, 11, cross-flow Pipe, 12, tee T, 13, bleeder pipe, 14, communicating pipe, 15, sealing ring.

Specific embodiment

With reference to embodiment, the utility model is described in further detail, but structure of the present utility model is not only It is limited to following examples.

Embodiment 1:

As shown in Figures 1 to 4, high-efficiency energy-saving liquid processing meanss, including knockout drum 4, the film that is arranged in knockout drum 4 divides Feed pipe 7, arrival end and the going out that membrane separation assemblies discharge end is connected being connected with knockout drum 4 inner space from assembly, the port of export Expects pipe 10, also includes cross-flow pipe 11 respectively in knockout drum 4 outwardly and inwardly space for the two ends, and cross-flow pipe 11 is located at and separates One end in tank 4 is located at the lower section of membrane separation assemblies, and described cross-flow pipe 11 is provided with block valve.

Specifically, above feed pipe 7 is used for introducing liquid to be separated in the inner space of knockout drum 4, and above film divides It is used for realizing the separation of liquid to be separated from assembly, complete detached liquid and discharge nozzle 10 is drained into by the discharge end of membrane separation assemblies In.Arrangement above is used for discharging the liquid in knockout drum 4 or realizing liquid in knockout drum 4 in the cross-flow pipe 11 below membrane separation assemblies The circulation of body, that is, under present treatment machine normal operating conditions, the block valve on cross-flow pipe 11 is closed, and cross-flow pipe 11 is in and does not use shape State；After membrane separation assemblies work a period of time, when membrane separation assemblies surface forms concentration polarization, by opening cross-flow pipe 11 On block valve, is originally broken by the fluid flow state that feed pipe 7 outlet flow to membrane separation assemblies in knockout drum 4, this is just Make the liquid in concentration polarization region leave the surface of membrane separation assemblies under the washing away of other liquid, reach and break concentration polarization The purpose changed.In this structure, break concentration polarization and be required to by adjusting the block valve on cross-flow pipe 11, therefore this case has and breaks Concentration polarization advantage simple to operate；Meanwhile, in this case, by connecting on knockout drum 4, cross-flow pipe 11 is i.e. achievable to break concentration difference The purpose of polarization, therefore this structure is different from legacy equipment, also has the simple advantage of structure；After above concentration polarization is broken, The treatment effeciency of liquid can be made higher, reach the purpose saving liquid handling energy consumption；Further, cross-flow pipe 11 is located at and divides It is arranged at the lower section of membrane separation assemblies from one end of tank 4, so so that above cross-flow pipe 11 not only can apply to break well Concentration polarization, also makes cross-flow pipe 11 can use as drain pipe when cleaning as the pipe that drains of knockout drum 4 simultaneously.

Embodiment 2:

As shown in Figures 1 to 4, the present embodiment is further qualified on the basis of embodiment 1: as membrane separation assemblies Implement form, described membrane separation assemblies include central canal 9 and are sheathed on the multiple Separation membranes 5 on central canal 9；

The arrival end of described discharge nozzle 10 is connected on central canal 9；

Described Separation membrane 5 is the laminated structure being internally provided with cavity 51, Separation membrane 5 is additionally provided with and runs through separation The pore 52 at diaphragm 5 two ends, and be located at same Separation membrane 5 on cavity 51 communicate with pore 52；Each Separation membrane 5 passes through each It is sheathed on central canal 9 from upper pore 52, the side wall of described central canal 9 is additionally provided with multiple intercommunicating pores 91, each seperation film Cavity 51 on piece 5 is communicated with the hollow region of central canal 9 by different intercommunicating pores 91.

The membrane separation assemblies of above version are easy to install more Separation membrane 5 on central canal 9, simultaneously to separation The structure qualification of diaphragm 5 can have gap by being stacked on central canal 9 between Separation membrane 5, adjacent Separation membrane 5 Form, obtain larger membrance separation effective area, that is, in this membrane separation assemblies structure, liquid to be separated may pass through seperation film The part of piece 5 can be entered in the cavity 51 of corresponding Separation membrane 5 by each point in each Separation membrane 5 outside, then by cavity 51 warp Opening on central canal 9 enters in central canal 9, is finally discharged by discharge nozzle 10 again.

For enable present treatment machine structure simple, be easy to manufacture in the case of so that the larger change of cross-flow pipe 11 The flow regime of fluid in knockout drum 4, also includes the demixing plate 6 being fixed on central canal 9 or knockout drum 4, described demixing plate 6 In the inner space of knockout drum 4, and demixing plate 6 is located at the underface of membrane separation assemblies, and the port of export of described feed pipe 7 is located at , all there is gap the lower section of demixing plate 6 between the surrounding of described demixing plate 6 and the inwall of knockout drum 4；Cross-flow pipe 11 is located at knockout drum The position of the one end in 4 is located between edge and the edge of Separation membrane 5 of demixing plate 6；Cross-flow pipe 11 is located in knockout drum 4 The mouth of pipe is located at the top of demixing plate 6 or the upper surface flush with demixing plate 6；Separation membrane 5 projection directed downwardly fully falls in layering On plate 6.

In this structure, after fluid enters in knockout drum 4 through feed pipe 7, due to there being the stop of demixing plate 6, this allows for Fluid is only capable of being flowed up by the edge of demixing plate 6, and when cross-flow pipe 11 uses, cross-flow pipe 11 guides the above liquid flowing up , in the mouth of pipe flowing towards cross-flow pipe 11, because demixing plate 6 surrounding all has the liquid flowing up, therefore the manner can be more thorough for body Change knockout drum 4 in fluid flow regime.Change for making to flow above state has influence on Separation membrane 5 as far as possible Surface region, the mouth of pipe preferably cross-flow pipe 11 being located in knockout drum 4 is arranged at the underface at Separation membrane 5 edge.

As a kind of membrane separation assemblies assembling form facilitating implementation, described central canal 9 is provided with external screw thread, also includes The clamp nut 3 threadeded with central canal 9, described Separation membrane 5 is by pressure holding between clamp nut 3 and demixing plate 6.We In case, two clamp nuts 3 can be arranged on central canal 9, by by Separation membrane 5 pressure holding between two clamp nuts 3 Form, completes fixation on central canal 9 for the Separation membrane 5；One clamp nut 3 also can be set, the demixing plate 6 of summary Scheme, Separation membrane 5 is fixed between demixing plate 6 and clamp nut 3；One clamp nut 3, Separation membrane 5 also can be set The form that supported by knockout drum 4 tank body of the other end complete fixation on central canal 9 for the Separation membrane 5.

Central canal 9 is avoided to produce the technology along the leakage of central canal 9 axis direction with pore 52 junction as a kind of Scheme, is provided with the sealing ring 15 being sheathed on central canal 9 between adjacent Separation membrane 5, described sealing ring 15 is used for real Existing central canal 9 and the axial seal at corresponding pore 52.

As a kind of way of realization that knockout drum 4 can be set to vertical vessel, the axis direction of described central canal 9 is located at Vertical direction, and central canal 9, Separation membrane 5, the axis collinear of knockout drum 4 three, described Separation membrane 5 is in the form of annular discs, described The upper end of central canal 9 is blind end, and discharge nozzle 10 is connected with the lower end of central canal 9, and the upper end of knockout drum 4 is also associated with pressure gauge 2 and air bleeding valve 1.In this programme, this knockout drum 4 and its assembly center of inner part composition can be made to be located at separation as far as possible On the axis of tank 4；In this programme, the pressure gauge 2 of setting is easy to detect knockout drum 4 pressure inside the tank；The air bleeding valve 1 of setting is used for this Datatron, in feed liquor first, discharges its interior all or part of air, so that liquid completely fills out the accommodating sky of knockout drum 4 Between or reserve a part of gas column in knockout drum 4.The situation that above liquid completely fills out knockout drum 4 accommodation space is applied to liquid Ti Cheng branch is bullied the destination media that soma is disturbed, and such as filters wine；Reserve a part of gas column above and be applied to liquid in knockout drum 4 Body composition is not bullied the destination media that soma is disturbed, and so, above gas column can be used for when cross-flow pipe 11 works, in knockout drum 4 In the case that pressure reduces, by expanding strengthening concentration polarization eradicating efficacy.

Further, because this knockout drum 4 is internal pressure vessel, when having gas column in knockout drum 4, gas column may be gradually molten Solution shortens in liquid or disappears, and connects one and can conveniently realize air bleeding valve 1 free end preferably on the free end of air bleeding valve 1 The structure being connected with gas source pipe, such as gas source pipe snap joint, so, can expand by air bleeding valve 1 to make-up gas in knockout drum 4 Volume shared by big gas column.

For realizing being less than the intercommunicating pore 91 of Separation membrane 5 quantity by quantity, realize each Separation membrane 5 cavity 51 and center The connection of pipe 9 inner space, described central canal 9 be used for be connected with Separation membrane 5 partly on be provided with length direction along in The groove of heart pipe 9 length direction, described groove is located at the outside of central canal 9, and intercommunicating pore 91 is intersected with described groove.So, Can be used for connecting the cavity 51 of different Separation membranes 5 with upper groove.

Further, the part that central canal 9 is used for being connected with Separation membrane 5 adopts quarter bend to make, by each to quarter bend While central authorities apply compressive stress so that quarter bend each while central authorities all to the center indent of quarter bend, obtain described groove, quarter bend simultaneously Corner can be used for avoiding Separation membrane 5 to rotate with respect to central canal 9, that is, be set to pore 52 be with quarter bend size adapt to square Shape, so, can be beneficial to the sealing effectiveness ensureing Separation membrane 5 and central canal 9 junction.

Embodiment 3:

As shown in Figures 1 to 4, the basis of any one technical scheme that one embodiment of the present embodiment any of the above provides On be further qualified: for so that cross-flow pipe 11 has multiple mouths of pipe in knockout drum 4, with when cross-flow pipe 11 works, to the greatest extent The possible flow regime changing fluid everywhere in knockout drum 4 by cross-flow pipe 11, beneficial to concentration polarization execution, described mistake Flow tube 11 is located on the one end in knockout drum 4 and is also associated with isocon 8, and described cross-flow pipe 11 is empty with the flowing of both isocons 8 Between communicate, described isocon 8 is provided with least two mouths of pipe, and each mouth of pipe is respectively positioned on the lower section of membrane separation assemblies.Preferably set The mouth of pipe being equipped with isocon 8 is around central canal 9 annular spread；If Separation membrane 5 is in the form of annular discs, it is set to the mouth of pipe of isocon 8 Uniform around central canal 9 annular.

For realizing according to concentration polarization situation in knockout drum 4, choose whether for the liquid in knockout drum 4 to drain into knockout drum 4 Outside, described cross-flow pipe 11 is located on the one end in knockout drum 4 outside and is also associated with tee T 12, and other the two of described tee T 12 Bleeder pipe 13 and communicating pipe 14 are connected on the individual mouth of pipe, the other end of described communicating pipe 14 is connected with feed pipe 7, and releases Pipe 13 and be provided with block valve on communicating pipe 14.In this programme, if concentration polarization is serious in knockout drum 4, can be by opening Block valve on bleeder pipe 13, liquid by way of fluid in knockout drum 4 quickly released by cross-flow pipe 11 so that in knockout drum 4 Nowed forming occurs drastically change to reach the purpose destroying concentration polarization in the short time, but in the case of this, the liquid that is discharged To recycle, need to be re-pressurized to be fed again in knockout drum 4；In knockout drum 4, concentration polarization situation is not serious In the case of, by only opening the block valve on communicating pipe 14 so that fluid flows to the form of knockout drum 4 from all by feed pipe 7 Middle entrance becomes part and enters from cross-flow pipe 11 or so that segment fluid flow is entered in cross-flow pipe 11 by knockout drum 4, then leads to Cross and communicating pipe 14 enter into feed pipe 7, thus being again introduced into knockout drum 4, both the above fluid is equal by way of communicating pipe 14 Liquid nowed forming in knockout drum 4 can be changed, reach the purpose destroying concentration polarization.

As those skilled in the art, communicating pipe 14 is determined with the form of feed pipe 7 junction communicating pipe 14 and feed pipe 7 Fluid flow direction in above runner pipe, such as can be beneficial to the principle of jet pump, arrange horn mouth in the relevant position of feed pipe 7, Fluid in communicating pipe 14 is flowed towards feed pipe 7；Commonly docked with communicating pipe 14 using feed pipe 7 so that communicating pipe 14 and Communicating pipe 14 rear end cross-flow pipe 11 serve as branched pipe use.

For ease of being checked to knockout drum 4 internal part or being overhauled, described knockout drum 4 is fabricated structure, and extremely The part of a rare composition knockout drum 4 is in be detachably connected form with the other parts of composition knockout drum 4.Below detachably connect The form of connecing can be according to the size of knockout drum 4, using forms such as flange connection or clip loose joints.

In the present embodiment, for improving the controllability of present treatment machine, preferably it is respectively provided with discharge nozzle 10, feed pipe 7 and blocks Valve.

Above content is further description this utility model made with reference to specific preferred implementation it is impossible to recognize Fixed specific embodiment of the present utility model is confined to these explanations.Common skill for this utility model art For art personnel, the other embodiment that draws under without departing from the technical solution of the utility model, should be included in this practicality In new protection domain.

Claims (10)

1. high-efficiency energy-saving liquid processing meanss, the membrane separation assemblies including knockout drum (4), being arranged in knockout drum (4), the port of export The discharge nozzle (10) that the feed pipe (7) that is connected with knockout drum (4) inner space, arrival end are connected with membrane separation assemblies discharge end, It is characterized in that, also include cross-flow pipe (11) respectively in knockout drum (4) outwardly and inwardly space for the two ends, and cross-flow pipe (11) one end being located in knockout drum (4) is located at the lower section of membrane separation assemblies, and described cross-flow pipe (11) is provided with block valve.

2. high-efficiency energy-saving liquid processing meanss according to claim 1 are it is characterised in that during described membrane separation assemblies include Heart pipe (9) and be sheathed on the multiple Separation membranes (5) on central canal (9)；

The arrival end of described discharge nozzle (10) is connected on central canal (9)；

Described Separation membrane (5) is to be internally provided with the laminated structure of cavity (51), Separation membrane (5) is additionally provided with and runs through point From the pore (52) at diaphragm (5) two ends, and the cavity (51) being located on same Separation membrane (5) is communicated with pore (52)；Each point The pore (52) passing through from diaphragm (5) on each is sheathed on central canal (9), and the side wall of described central canal (9) is additionally provided with Multiple intercommunicating pores (91), the cavity (51) on each Separation membrane (5) is by the hollow of different intercommunicating pores (91) and central canal (9) Region communicates.

3. high-efficiency energy-saving liquid processing meanss according to claim 2 are it is characterised in that also include being fixed on central canal (9) demixing plate (6) or on knockout drum (4), described demixing plate (6) is located in the inner space of knockout drum (4), and demixing plate (6) it is located at the underface of membrane separation assemblies, the port of export of described feed pipe (7) is located at the lower section of demixing plate (6), described demixing plate (6) all there is gap between surrounding and the inwall of knockout drum (4)；The position of one end that cross-flow pipe (11) is located in knockout drum (4) Between the edge of the edge of demixing plate (6) and Separation membrane (5)；The mouth of pipe position that cross-flow pipe (11) is located in knockout drum (4) Top or the upper surface flush with demixing plate (6) in demixing plate (6)；Separation membrane (5) projection directed downwardly fully falls in layering On plate (6).

4. high-efficiency energy-saving liquid processing meanss according to claim 3 are it is characterised in that described central canal (9) is above arranged There is external screw thread, also include the clamp nut (3) threadeded with central canal (9), described Separation membrane (5) is by pressure holding in compression spiral shell Between female (3) and demixing plate (6).

5. high-efficiency energy-saving liquid processing meanss according to claim 2 it is characterised in that adjacent Separation membrane (5) it Between be provided with the sealing ring (15) being sheathed on central canal (9), described sealing ring (15) be used for realizing central canal (9) with corresponding The axial seal at pore (52) place.

6. high-efficiency energy-saving liquid processing meanss according to claim 2 are it is characterised in that the axis of described central canal (9) Direction is located at vertical direction, and central canal (9), Separation membrane (5), the axis collinear of knockout drum (4) three, described Separation membrane (5) in the form of annular discs, the upper end of described central canal (9) is blind end, and discharge nozzle (10) is connected with the lower end of central canal (9), separates The upper end of tank (4) is also associated with pressure gauge (2) and air bleeding valve (1).

7. high-efficiency energy-saving liquid processing meanss according to claim 2 it is characterised in that described central canal (9) be used for Separation membrane (5) be connected partly on be provided with length direction along the groove of central canal (9) length direction, described groove is located at The outside of central canal (9), and intercommunicating pore (91) intersected with described groove.

8. high-efficiency energy-saving liquid processing meanss as claimed in any of claims 1 to 7 are it is characterised in that described mistake Flow tube (11) is located on the one end in knockout drum (4) and is also associated with isocon (8), described cross-flow pipe (11) and isocon (8) two The flowing space of person communicates, and described isocon (8) is provided with least two mouths of pipe, and each mouth of pipe is respectively positioned on membrane separation assemblies Lower section.

9. high-efficiency energy-saving liquid processing meanss as claimed in any of claims 1 to 7 are it is characterised in that described mistake Flow tube (11) is located at and is also associated with tee T (12) on the one end outside knockout drum (4), described tee T (12) two other Bleeder pipe (13) and communicating pipe (14) are connected on the mouth of pipe, the other end of described communicating pipe (14) is connected with feed pipe (7), And bleeder pipe (13) and be provided with block valve on communicating pipe (14).

10. high-efficiency energy-saving liquid processing meanss as claimed in any of claims 1 to 7 are it is characterised in that described point It is fabricated structure from tank (4), and the part of at least one composition knockout drum (4) and the other parts forming knockout drum (4) It is in be detachably connected form.