CN116440705A - Efficient and energy-saving membrane separation purification concentration device - Google Patents
Efficient and energy-saving membrane separation purification concentration device Download PDFInfo
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- CN116440705A CN116440705A CN202310396016.8A CN202310396016A CN116440705A CN 116440705 A CN116440705 A CN 116440705A CN 202310396016 A CN202310396016 A CN 202310396016A CN 116440705 A CN116440705 A CN 116440705A
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- 239000012528 membrane Substances 0.000 title claims abstract description 143
- 238000000926 separation method Methods 0.000 title claims abstract description 47
- 238000000746 purification Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 34
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 34
- 241001330002 Bambuseae Species 0.000 claims abstract description 34
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 34
- 239000011425 bamboo Substances 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 claims description 79
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- 238000004140 cleaning Methods 0.000 claims description 25
- 239000007921 spray Substances 0.000 claims description 22
- 238000005096 rolling process Methods 0.000 claims description 10
- 238000009826 distribution Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 abstract description 5
- 230000010405 clearance mechanism Effects 0.000 abstract description 2
- 238000010030 laminating Methods 0.000 abstract 2
- 239000007788 liquid Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 11
- 238000000108 ultra-filtration Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 239000011550 stock solution Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 4
- 102000004169 proteins and genes Human genes 0.000 description 4
- 108090000623 proteins and genes Proteins 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 239000005862 Whey Substances 0.000 description 3
- 102000007544 Whey Proteins Human genes 0.000 description 3
- 108010046377 Whey Proteins Proteins 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 235000014655 lactic acid Nutrition 0.000 description 2
- 239000004310 lactic acid Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000008101 lactose Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920005597 polymer membrane Polymers 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/145—Ultrafiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/20—Accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/02—Forward flushing
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model provides an energy-efficient membrane separation purification enrichment facility, includes the axis of rotation, the lower extreme of axis of rotation is connected with the holder, fixedly connected with station frame in the axis of rotation, install membrane module fixed cylinder and clearance mechanism in the station, be provided with the filter membrane in the membrane module fixed cylinder, one side of axis of rotation is provided with the separating cylinder, the separating cylinder includes first section of thick bamboo, second section of thick bamboo and membrane module placement area, be provided with the seal pot between first section of thick bamboo and the second section of thick bamboo, but set up the membrane separation facility into first section of thick bamboo, second section of thick bamboo and the laminating seal between membrane module fixed cylinder, cooperation control mechanism and the seal pot accomplish the laminating seal between separating cylinder and the membrane module fixed cylinder, when accomplishing membrane separation purification work, convenient quick will change the filter membrane, swing mechanism can drive the shower nozzle and go up down to wash out the inner wall of first section of thick bamboo and second section of thick bamboo comprehensively, improve separating cylinder clearance efficiency.
Description
Technical Field
The application relates to the technical field of membrane separation, in particular to a high-efficiency and energy-saving membrane separation, purification and concentration device.
Background
The membrane technology is an emerging physical separation technology, and is a method for separating out partial components by separating solvent from solute or particles by using an artificially synthesized polymer membrane and forming differences between water and components in water or transport driving forces between various components in water at two sides of the membrane. The membrane can be separated in the ion or molecular range, does not need to change phase and add auxiliary agents, has the advantages of high separation efficiency, low energy consumption, mild operation condition, convenient operation and the like, and therefore, the membrane gradually replaces the traditional separation process with high energy consumption, high pollution and high consumption in a plurality of fields.
In the prior art, for example, the Chinese patent with publication number of CN217367506U, a membrane separation and concentration device for decoloring, purifying and purifying lactic acid comprises a booster pump, a supporting frame, a hydraulic machine, a connecting sleeve, a suction pump, an ultrafiltration membrane and the like, the flow effect of a medium is improved by utilizing the action of the booster pump, and finally the suction pump assists a concentration medium in a fixed cover to pass through the ultrafiltration membrane, so that the ultrafiltration purpose is achieved.
In summary, the above-mentioned device can solve the purpose of purifying the impurity of lactic acid, but in the in-service use, ultrafiltration membrane itself is microporous structure at first, after using for a period of time, organic matter and macromolecule solute such as microorganism in the treatment fluid will be adsorbed, precipitated on the membrane surface or membrane pore, make the membrane pore diminish or block up, lead to the water permeability or separation ability of membrane to drop, namely have membrane to block up, need to clear up it or change at this moment, the above-mentioned device ultrafiltration membrane is installed in the inside of the connecting sleeve, connecting sleeve and fixed cover are integrated into one piece, it is when changing the ultrafiltration membrane, need to dismantle and install the connecting sleeve, change the membrane process operation is loaded down with trivial details; secondly, in order to avoid polluting the inside of the equipment when using a section of reality each time or changing the filter membrane, the device should not be provided with a structure for cleaning the inside of the equipment, so that there is room for improvement in terms of how to change the filter membrane efficiently and cleaning the equipment.
Disclosure of Invention
In order to enable the replacement of the filter membrane to be more convenient, the membrane separation device is more convenient to clean, and the application provides an efficient and energy-saving membrane separation purification concentration device.
In a first aspect, the present application provides a high-efficiency and energy-saving membrane separation, purification and concentration device (theme name) adopting the following technical scheme:
the utility model provides an energy-efficient membrane separation purification enrichment facility, includes the axis of rotation, and the lower extreme of axis of rotation is connected with the holder, fixedly connected with station frame in the axis of rotation, be provided with three station in the station frame, install the fixed section of thick bamboo of membrane module in two wherein, be provided with the filter membrane in the fixed section of thick bamboo of membrane module, install clearance mechanism in the other station, one side of axis of rotation is provided with the separating drum, the separating drum is including last half section of thick bamboo and lower half section of thick bamboo and last half section of thick bamboo and be used for placing in the middle of half section of thick bamboo and the lower half section of thick bamboo the membrane module places the district, one side of separating drum is provided with the side mounting bracket that is used for fixed separating drum, last half section of thick bamboo with one side that the lower half section of thick bamboo is close to membrane module places the district is provided with the sealed section of thick bamboo that is used for sealing membrane module fixed section of thick bamboo and separating drum.
Further, one side of the upper half cylinder and the lower half cylinder, which are close to the membrane component placement area, is fixedly connected with a sealing cavity, one end of the sealing cylinder is slidably connected in the sealing cavity, an outer inflatable sealing ring is arranged between the sealing cylinder and the sealing cavity, an inner inflatable sealing ring is arranged on one side, which is opposite to the membrane component fixing cylinder, of the sealing cylinder, and the stepped labyrinth sealing structure is arranged on one side, which is opposite to the sealing cavity, of the sealing cylinder and one side, which is opposite to the membrane component fixing cylinder.
Further, an air pipe is arranged in the wall of the sealing cylinder, the outer inflatable sealing ring is connected with the inner inflatable sealing ring through the air pipe, and one end of the air pipe extends out of the sealing cavity.
Further, the side mounting frame is further provided with a control mechanism for controlling the movement of the upper sealing cavity and the lower sealing cavity, the control mechanism comprises a control plate, a guide rod and a control cylinder, the control plate is fixedly connected to the outer side of the sealing cylinder, the control plate is provided with a guide hole, the guide rod is fixedly arranged on the side mounting frame, the control plate is slidably mounted on the guide rod through the guide hole, and the control cylinder is further connected between the control plate and the side mounting frame.
Further, the inner side of the sealing cylinder is fixedly connected with a mounting plate, a positioning block is fixedly connected to the position, corresponding to the mounting plate, of the station frame, and screw holes are formed in the mounting plate and the positioning block.
Further, the cleaning mechanism comprises a fixing frame, a water inlet pipe, water diversion pipes, a spray head and a swinging mechanism, wherein the fixing frame is fixedly connected in the station frame, a positioning opening is formed in the fixing frame, the spray head is rotationally connected in the positioning opening, a water inlet pipe part inside the fixing frame is fixed on the side wall of the fixing frame through a clamp, a plurality of water diversion pipes are connected to the water inlet pipe in a communicated mode, and the other end of each water diversion pipe is connected with the spray head in a communicated mode.
Further, swing mechanism includes driving motor, drive shaft, rolling disc, stopper, trigger piece and reset spring, driving motor and mount fixed connection, the drive shaft is connected with driving motor, the rolling disc is provided with upper and lower two, two rolling disc fixed connection is in the drive shaft, on the mount side inside wall and lie in rolling disc's upper and lower both sides fixedly connected with stopper, two one side fixedly connected with trigger piece that the rolling disc is relative, simultaneously fixedly connected with triggers the board corresponding with trigger piece on the shower nozzle, reset spring's one end is connected on the shower nozzle, the other end is connected on the mount.
In summary, the present application includes at least one of the following beneficial technical effects:
1. according to the membrane separation device, the membrane separation device is arranged to be in a detachable design of the upper half cylinder, the lower half cylinder and the membrane component fixing cylinder, the control mechanism and the sealing cylinder are matched to complete the joint sealing between the separation cylinder and the membrane component fixing cylinder, the membrane separation and purification work is completed, meanwhile, the filter membrane can be rapidly taken out, and the two membrane component fixing cylinders are arranged, so that when the filter membrane is replaced, a new filter membrane can be prepared in advance, and the efficiency of replacing the filter membrane is improved.
2. When the rotating disc in the swinging mechanism rotates, a plurality of spray heads in the cleaning mechanism can be driven to swing up and down, so that the inner walls of the upper half cylinder and the lower half cylinder are comprehensively flushed, and the cleaning efficiency of the separating cylinder is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the structure of the separation cartridge and the membrane module fixing cartridge of the present invention;
FIG. 3 is an enlarged schematic view of the structure of portion A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic diagram of the connection of the separator bowl, side mount and control mechanism of the present invention;
FIG. 5 is a schematic view of the connection relationship of the station frame, the membrane module fixing cylinder and the cleaning mechanism of the present invention;
FIG. 6 is a schematic diagram of the connection between the cleaning mechanism and the station frame according to the present invention;
FIG. 7 is a schematic diagram of the connection relationship of the cleaning mechanism part structure of the present invention;
FIG. 8 is a partial cross-sectional view of the cleaning mechanism of the present invention;
FIG. 9 is a schematic diagram of the connection relationship between the water diversion pipe, the spray head and the swing mechanism of the invention;
FIG. 10 is a flow chart of a membrane separation purification concentration process.
Reference numerals illustrate: 1. a rotating shaft; 2. a retainer; 3. a station frame; 4. a membrane module fixing cylinder; 401. a filter membrane; 5. a cleaning mechanism; 501. a fixing frame; 502. a positioning port; 503. a spray head; 504. a water inlet pipe; 505. a water diversion pipe; 506. a swinging mechanism; 5061. a driving motor; 5062. a drive shaft; 5063. a rotating disc; 5064. a limiting block; 5065. a trigger block; 5066. a return spring; 5067. a trigger plate; 6. a separation cylinder; 601. an upper half cylinder; 602. a lower half cylinder; 603. a membrane module placement area; 604. a sealing cylinder; 6041. an outer inflatable sealing ring; 6042. an inner inflatable sealing ring; 6043. an air pipe; 605. sealing the cavity; 7. a control mechanism; 701. a control board; 702. a guide rod; 703. a control cylinder; 704. a mounting plate; 705. a positioning block; 8. a side mounting rack;
9. a first plate heat exchanger; 10. a first circulating tank; 11. a second circulation tank; 12. a heater; 13. a cooler; 14. a membrane device; 15. a purified liquid receiving tank; 16. a coiled tube heat exchanger; 17. a second plate heat exchanger; 18. a feed pump; 19. a cooling circulation pump; 20. a heating circulation pump; 21. a membrane separation circulation pump; 22. a heat exchange circulating pump; 23. a purified liquid discharge pump; 24. and a concentrated solution discharging pump.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-10.
The embodiment of the application discloses energy-efficient membrane separation purification enrichment facility has the advantage of conveniently changing the filter membrane and clear up inside equipment:
embodiment one:
referring to fig. 1 and 2, a high-efficiency and energy-saving membrane separation, purification and concentration device comprises a rotating shaft 1, wherein the lower end of the rotating shaft 1 is connected with a retainer 2, the rotating shaft 1 is connected with a stepping motor (not shown in the figure), a station frame 3 is fixedly connected to the rotating shaft 1, three stations are arranged in the station frame 3, a membrane component fixing cylinder 4 is arranged in two stations, a filter membrane 401 for separating, purifying and concentrating stock solution is arranged in the membrane component fixing cylinder 4, and a cleaning mechanism 5 is arranged in the other station;
a separating drum 6 is disposed on one side of the rotation shaft 1, the separating drum 6 includes an upper half drum 601 and a lower half drum 602, and a membrane module placement area 603 (marked in fig. 4) in the middle of the upper half drum 601 and the lower half drum 602, wherein the membrane module placement area 603 is used for placing the membrane module fixing drum 4, a side mounting frame 8 for fixing the upper half drum 601 and the lower half drum 602 is disposed on one side of the separating drum 6, a sealing drum 604 for sealing the membrane module fixing drum 4 and the separating drum 6 is disposed on one side of the upper half drum 601 and the lower half drum 602 close to the membrane module placement area 603, and when the membrane module fixing drum 4 is placed at the middle position of the upper half drum 601 and the lower half drum 602, the sealing drum 604 is used for sealing between the upper half drum 601, the lower half drum 602 and the membrane module fixing drum 4, and the cleaning mechanism 5 is used for cleaning the inner walls of the upper half drum 601 and the lower half drum 602.
Referring to fig. 3 to 5, in order to seal the upper half cylinder 601, the lower half cylinder 602 and the membrane module fixing cylinder 4 by the seal cylinder 604, specifically, a seal chamber 605 is fixed on one side of the upper half cylinder 601 and the lower half cylinder 602 close to the membrane module placing area 603 by welding, wherein one end of the seal cylinder 604 is slidably connected in the seal chamber 605, an outer inflatable sealing ring 6041 is arranged between the seal cylinder 604 and the seal chamber 605, an inner inflatable sealing ring 6042 is arranged on the side of the seal cylinder 604 opposite to the membrane module fixing cylinder 4, and stepped labyrinth sealing structures are arranged on the side of the seal cylinder 604 opposite to the seal chamber 605 and the side of the seal cylinder 604 opposite to the membrane module fixing cylinder 4.
In order to perform inflation sealing on the inner and outer inflation sealing rings, an air pipe 6043 is arranged in the wall of the sealing cylinder 604, the outer inflation sealing ring 6041 and the inner inflation sealing ring 6042 are connected through the air pipe 6043, and then one end of the air pipe 6043 extends out of the sealing cavity 605, so that when gas is inflated into the air pipe 6043, the inner and outer inflation sealing rings are inflated and deformed.
When the gas pipe 6043 is needed, the gas pipe 6043 can charge the gas in the inner gas-filled sealing ring 6042 and the outer gas-filled sealing ring 6041, and can also pump the gas in the inner gas-filled sealing ring 6042 and the outer gas-filled sealing ring 6041.
In order to allow the seal cylinder 604 on the upper half cylinder 601 and the lower half cylinder 602 to move and fit to the middle membrane module fixing cylinder 4, a control mechanism 7 for controlling the movement of the upper and lower seal chambers 605 is further provided on the side mounting frame 8;
specifically, the control mechanism 7 includes a control board 701, a guide rod 702 and a control cylinder 703, the control board 701 is fixedly connected to the outer side of the sealing cylinder 604, and a guide hole is formed in the control board 701, wherein the guide rod 702 is fixed on the side mounting frame 8 through welding, the control board 701 is slidably mounted on the guide rod 702 through the guide hole, the control cylinder 703 is further connected between the control board 701 and the side mounting frame 8, the control board 701 is driven to move up and down along the guide rod 702 through the control cylinder 703, and the control board 701 drives the sealing cavity 605 to move until the sealing cavity 605 is respectively contacted with the upper half cylinder 601 and the membrane assembly fixing cylinder 4.
In order to make the sealing process more firm, the other side of the sealing cylinder 604 opposite to the control plate 701 is also welded and fixed with a mounting plate 704, meanwhile, a positioning block 705 (labeled in fig. 5) corresponding to the mounting plate 704 is fixedly connected to the station frame 3, screw holes are formed on the mounting plate 704 and the positioning block 705, when the sealing cavity 605 contacts the upper half cylinder 601 and the membrane module fixing cylinder 4 respectively, the mounting plate 704 and the positioning block 705 contact each other, and at the moment, the sealing cavity 605 can be fixed together through screws, and when attention needs to be paid, the positioning block 705 is fixedly connected to the station frame 3, namely, two stations where the membrane module fixing cylinders 4 are installed.
After the above process is finished, gas is filled into the gas pipe 6043, so that the inner inflatable sealing ring 6042 and the outer inflatable sealing ring 6041 are inflated and deformed, and the upper half cylinder 601 and the membrane assembly fixing cylinder 4 and the lower half cylinder 602 and the membrane assembly fixing cylinder 4 are sealed.
Taking ultrafiltration membrane 401 as an example, which is itself of microporous structure, after a period of use, the flux will gradually decrease until it reaches a minimum, i.e. a membrane blockage occurs, at which time it needs to be cleaned or replaced.
Because the device is provided with three stations, wherein two stations are fixedly connected with the membrane module fixing cylinder 4, if only the membrane module fixing cylinder 4 (namely the filter membrane 401) needs to be replaced, screws of the fixing mounting plate 704 and the positioning block 705 need to be removed first, air in the inner inflatable sealing ring 6042 and the outer inflatable sealing ring 6041 is pumped out, and then the control plate 701 and the sealing cylinder 604 are driven by the control cylinder 703 to be far away from the middle membrane module fixing cylinder 4.
When the switching station is required, as shown in fig. 1, the rotation shaft 1 is controlled to rotate clockwise for 120 degrees, the filter membrane 401 to be replaced can be replaced, a new filter membrane 401 is placed in the membrane module placing area 603, and then the upper half cylinder 601 and the membrane module fixing cylinder 4 and the lower half cylinder 602 and the membrane module fixing cylinder 4 are sealed again according to the above process.
Referring to fig. 6-7, after the separating drum 6 has been used for a long time or when different stock solutions need to be separated and purified, the interior of the separating drum 6 needs to be cleaned, so that the cleaning mechanism 5 is arranged on the station frame 3 and is used for flushing and cleaning the inner wall of the separating drum 6, and when cleaning is needed, the rotation of the rotating shaft 1 needs to be controlled first, and the cleaning mechanism 5 rotates into the membrane component placement area 603 of the separating drum 6;
specifically, the cleaning mechanism 5 includes a fixing frame 501, a water inlet pipe 504, a water diversion pipe 505, and a spray head 503, the fixing frame 501 is fixedly installed in the station frame 3, a positioning opening 502 is provided on the fixing frame 501, and the spray head 503 is rotatably connected in the positioning opening 502, wherein the fixing frame 501 and the spray head 503 can be divided into an upper layer and a lower layer, the upper layer and the lower layer of spray heads 503 respectively correspond to an upper half cylinder 601 and a lower half cylinder 602 of the separating cylinder 6, a portion of the water inlet pipe 504 located inside the fixing frame 501 is annular, the annular water inlet pipe 504 is fixed on the inner side wall of the fixing frame 501 through a clamp, meanwhile, one end of the water inlet pipe 504 penetrates through the fixing frame 501, a plurality of water diversion pipes 505 are connected on the annular water inlet pipe 504 in a communicating manner, the water diversion pipe 505 is a hose, and the other end of the water diversion pipe 505 is connected with the spray head 503, so that when water is supplied into the water inlet pipe 504, the water is sprayed from the spray head 503 after passing through the water inlet pipe 505, and cleaning the inner wall of the separating cylinder 6.
Referring to fig. 8 and 9, in order to increase the water spraying area of the nozzle 503 and to flush the inside of the separation barrel 6, a swing mechanism 506 for driving the nozzle 503 to adjust the angle is provided in the fixing frame 501;
specifically, the swinging mechanism 506 comprises a driving motor 5061, a driving shaft 5062, a rotating disc 5063, a limiting block 5064, a triggering block 5065 and a reset spring 5066, wherein the driving motor 5061 is fixedly connected with the fixing frame 501, the driving shaft 5062 is connected with the driving motor 5061, the rotating disc 5063 is provided with an upper rotating disc and a lower rotating disc, the two rotating discs 5063 are connected on the driving shaft 5062,
in order to avoid the shaking of the edges when the rotating discs 5063 rotate, limiting blocks 5064 are fixedly connected to the inner side walls of the side of the fixing frame 501 and are positioned on the upper side and the lower side of the rotating discs 5063, trigger blocks 5065 are fixedly connected to the opposite sides of the two rotating discs 5063, trigger plates 5067 corresponding to the trigger blocks 5065 are fixedly connected to the spray heads 503, for example, when the number of the spray heads 503 is twelve, the spray heads are divided into two groups, namely, six groups are respectively arranged on the upper half cylinder 601 and the lower half cylinder 602, so that the trigger blocks 5065 on the sides of the two rotating discs 5063 are also six, one side, which is in contact with the trigger plates 5067, of the trigger blocks 5065 is arc-shaped, one end of a reset spring 5066 is connected to the spray heads 503, and the other end of the reset spring 5066 is connected to the fixing frame 501.
In summary, when the driving motor 5061 drives the driving shaft 5062 and the rotating disc 5063 to rotate, when the arc-shaped trigger block 5065 on the rotating disc 5063 contacts the trigger plate 5067 at the tail of the nozzle 503, the nozzle 503 is driven to rotate, because the nozzle 503 is rotationally connected in the positioning opening 502 of the fixing frame 501, when the arc-shaped trigger block 5065 on the rotating disc 5063 contacts the trigger plate 5067 at the tail of the nozzle 503, the nozzle 503 is driven to rotate, and as shown in fig. 9, the six nozzles 503 at the upper layer deflect upwards, and the six nozzles 503 at the lower layer deflect downwards, so that the depths of the upper half cylinder 601 and the lower half cylinder 602 can be flushed, and when the nozzle 503 deflects, the return spring 5066 is elongated, so that when the trigger block 5065 and the trigger plate 5067 are separated from contact, the nozzle 503 is reset.
In summary, in the continuous rotation process of the rotating disc 5063, the cooperation of the trigger block 5065, the trigger plate 5067 and the return spring 5066 drives the nozzle 503 to reciprocate, so as to completely flush the interior of the separating tube 6.
The implementation principle of the embodiment is as follows:
(1): because the conditions such as pressure and the like needed by filtering and purifying different stock solutions are different, the device can be respectively connected with a feed pipe and a discharge pipe above the upper half cylinder 601 and below the lower half cylinder 602, meanwhile, the upper half cylinder 601 can be also connected with a booster pump, the lower half cylinder 602 is connected with a suction pump, and the stock solutions are efficiently separated and purified, which is not shown in the prior art; when the stock solution needs to be separated and purified, a proper filter membrane 401 is first selected, the filter membrane 401 is installed in the membrane assembly fixing cylinder 4, and then the rotating shaft 1 is driven to rotate by the stepping motor, so that the membrane assembly fixing cylinder 4 rotates into a membrane assembly placing area 603 in the middle of the separating cylinder 6.
(2): then, the upper half cylinder 601, the lower half cylinder 602 and the membrane module fixing cylinder 4 of the separating cylinder 6 are required to be attached and sealed, the control plate 701 and the sealing cylinder 604 fixedly connected with the control plate 701 are driven to move by the control cylinder 703 in the control mechanism 7, one end of the sealing cylinder 604 slides in the sealing cavity 605 of the separating cylinder 6 until two ends of the sealing cylinder 604 are respectively contacted with the membrane module fixing cylinder 4 and the sealing cavity 605, because the membrane module fixing cylinder 4, the sealing cavity 605 and the sealing cylinder 604 are respectively provided with a stepped sealing structure, the mounting plate 704 on the side edge of the sealing cylinder 604 is contacted with the positioning block 705 on the station frame 3, the mounting plate 704 and the positioning block 705 are fixed by screws, then air is blown into the air pipe 6043, and at the moment, the outer inflatable sealing ring 6041 and the inner inflatable sealing ring 6042 in the sealing cylinder 604 are inflated and deformed, so that the separating cylinder 6 and the membrane module fixing cylinder 4 are sealed.
(3): taking whey ultrafiltration process as an example, whey ultrafiltration can filter out protein, in actual use, stock solution is added into the upper half cylinder 601 through a feed pipe, when the stock solution meets the lower filter membrane 401 under the cooperation of a booster pump and a suction pump, the ultrafiltration membrane 401 intercepts almost used protein under the filtration action of the ultrafiltration membrane 401, and water, lactose, non-protein ammonia components and soluble salts are allowed to pass freely, so that the protein in whey is separated out, and a recovery pipe (not numbered in the figure) can be arranged in the upper half cylinder 601 for rapid recovery, so that the separated and purified stock solution can be recovered.
(4): when the filter membrane 401 needs to be replaced or the inside of the separating cylinder 6 needs to be cleaned, the bolts between the mounting plate 704 and the positioning block 705 are loosened, the sealing cylinder 604 and the membrane assembly fixing cylinder 4 are separated through the control mechanism 7, then the rotating shaft 1 is controlled to rotate again, so that the cleaning mechanism 5 rotates to the position of the membrane assembly placing area 603, during cleaning, water required for cleaning is sprayed out of the spray head 503 sequentially through the water inlet pipe 504 and the water distribution pipe 505, flushing cleaning is performed on the inside of the separating cylinder 6, because the spray head 503 is divided into an upper group and a lower group, the upper half cylinder 601 and the lower half cylinder 602 can be cleaned in a team, and meanwhile, when the rotating plate 5063 in the swinging mechanism 506 rotates, the spray head 503 is driven to reciprocate up and down in the positioning opening 502 of the fixing frame 501 through the cooperation of the triggering block 5065, the triggering plate 5067 and the reset spring 5066, so that the inside of the upper half cylinder 601 and the lower half cylinder 602 is cleaned completely.
Embodiment two:
referring to fig. 10, a membrane separation, purification and concentration process using the above-described energy-efficient membrane separation, purification and concentration apparatus, the process using equipment comprising:
the device comprises a first plate heat exchanger 9, a first circulating tank 10, a second circulating tank 11, a heater 12, a cooler 13, a membrane device 14, a purified liquid receiving tank 15, a coil heat exchanger 16, a second plate heat exchanger 17, a feed pump 18, a cooling circulating pump 19, a heating circulating pump 20, a membrane separation circulating pump 21, a heat exchange circulating pump 22, a purified liquid discharging pump 23 and a concentrated liquid discharging pump 24, wherein the connection and installation modes are shown in fig. 10.
The process comprises the following steps: 1. the qualified pretreated raw materials after being treated by the pretreatment working section are pumped into a first circulating tank 10 and a second circulating tank 11 of a membrane separation device through a feed pump 18 for storage;
2. preheating, pumping the raw materials into a heater 12 by a cooling circulation pump 19, and circularly heating to the temperature (60-90 ℃) required by raw material separation;
3. the separation is carried out by pumping the membrane separation circulating pump 21 into the membrane device 14 (namely the membrane separation purification concentration device in the first embodiment), the operation temperature is set according to the materials (the system design temperature is normal temperature-150 ℃), and the design operation pressure is not more than 4.0MPa;
4. the heat recovery of the circulating tank, when the membrane device 14 is used for separating materials, the membrane separation circulating pump 21 is used for sending the materials into the membrane core, friction heat can be generated when the materials pass through a narrow channel of the membrane, the temperature of the materials is further improved, when the materials exceed the separation temperature, the materials in the first circulating tank 10 are pumped into the second circulating tank 11 through the heat exchange circulating pump 22, and the coil heat exchanger 16 is used for recovering the heat so as to achieve the energy-saving effect;
5. high-temperature cooling, when the first circulating tank 10 and the second circulating tank 11 reach balance through heat recovery temperature, and excessive heat still causes the system separation temperature to be exceeded, opening a needed valve to be sent into the cooler 13 through the heating circulating pump 20 for circulating cooling until the required temperature is reached;
6. the heat of the purifying liquid is recovered, the purifying liquid is pumped out of the purifying liquid receiving tank 15 through the purifying liquid discharging pump 23, and in the system separation, the raw liquid is heated to separate the purifying liquid, usually with temperature, and a great part of heat can be recovered by exchanging heat between the purifying liquid and the raw liquid through the first plate heat exchanger 9, so that the energy-saving effect is achieved;
7. the heat of the concentrated solution is recovered, the concentrated solution is pumped out through a concentrated solution discharging pump 24, when the concentrated solution in the circulating tank is discharged after the system separation is finished, a part of heat can still be recovered by exchanging heat between the concentrated solution and the raw materials through a second plate heat exchanger 17, and the purpose that the material is not required to be subjected to heating and supplementing after primary preheating can be realized; the method is truly efficient, energy-saving and environment-friendly. The whole process adopts PLC control, and a touch screen or PC is controlled in a full intelligent way.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (7)
1. The utility model provides an energy-efficient membrane separation purification enrichment facility, includes axis of rotation (1), and the lower extreme of axis of rotation (1) is connected with holder (2), its characterized in that: the rotary shaft (1) is fixedly connected with a station frame (3), three stations are arranged in the station frame (3), a membrane assembly fixing cylinder (4) is arranged in two stations, a filter membrane (401) is arranged in the membrane assembly fixing cylinder (4), and a cleaning mechanism (5) is arranged in the other station;
one side of axis of rotation (1) is provided with separating drum (6), separating drum (6) are including last half section of thick bamboo (601), lower half section of thick bamboo (602) and be used for placing in the middle of last half section of thick bamboo (601) and lower half section of thick bamboo (602) membrane module places district (603) of membrane module fixed section of thick bamboo (4), one side of separating drum (6) is provided with and is used for fixing side mounting bracket (8) of separating drum (6), last half section of thick bamboo (601) with one side that lower half section of thick bamboo (602) is close to membrane module places district (603) is provided with sealing cylinder (604) that are used for sealing membrane module fixed section of thick bamboo (4) and separating drum (6).
2. The efficient and energy-saving membrane separation, purification and concentration device according to claim 1, wherein the device is characterized in that: one side of upper half section of thick bamboo (601) and lower half section of thick bamboo (602) being close to membrane module and placing district (603) fixedly connected with seal chamber (605), the one end sliding connection of seal section of thick bamboo (604) is in seal chamber (605), be provided with outer inflatable seal circle (6041) between seal section of thick bamboo (604) and seal chamber (605), seal section of thick bamboo (604) are provided with interior inflatable seal circle (6042) with the opposite side of membrane module fixed cylinder (4), seal section of thick bamboo (604) are ladder labyrinth seal structure with the opposite side of seal chamber (605) and seal section of thick bamboo (604) and membrane module fixed cylinder (4).
3. The efficient and energy-saving membrane separation, purification and concentration device according to claim 2, wherein: the inner part of the cylinder wall of the sealing cylinder (604) is provided with an air pipe (6043), the outer inflatable sealing ring (6041) and the inner inflatable sealing ring (6042) are connected through the air pipe (6043), and one end of the air pipe (6043) extends out of the sealing cavity (605).
4. The efficient and energy-saving membrane separation, purification and concentration device according to claim 1, wherein the device is characterized in that: the side mounting frame (8) is further provided with a control mechanism (7) for controlling the movement of the upper sealing cavity (605) and the lower sealing cavity (605), the control mechanism (7) comprises a control plate (701), a guide rod (702) and a control cylinder (703), the control plate (701) is fixedly connected to the outer side of the sealing cylinder (604), the control plate (701) is provided with a guide hole, the guide rod (702) is fixedly arranged on the side mounting frame (8), the control plate (701) is slidably arranged on the guide rod (702) through the guide hole, and the control cylinder (703) is further connected between the control plate (701) and the side mounting frame (8).
5. The efficient and energy-saving membrane separation, purification and concentration device according to claim 1, wherein the device is characterized in that: the inner side of the sealing cylinder (604) is fixedly connected with a mounting plate (704), a positioning block (705) is fixedly connected to the position, corresponding to the mounting plate (704), of the station frame (3), and screw holes are formed in the mounting plate (704) and the positioning block (705).
6. The efficient and energy-saving membrane separation, purification and concentration device according to claim 1, wherein the device is characterized in that: the cleaning mechanism (5) comprises a fixing frame (501), a water inlet pipe (504), a water distribution pipe (505), a spray head (503) and a swinging mechanism (506), wherein the fixing frame (501) is fixedly connected in a station frame (3), a positioning opening (502) is formed in the fixing frame (501), the spray head (503) is rotationally connected in the positioning opening (502), the water inlet pipe (504) inside the fixing frame (501) is partially fixed on the side wall of the fixing frame (501) through a clamp, a plurality of water distribution pipes (505) are connected to the water inlet pipe (504) in a communicating mode, and the other end of the water distribution pipe (505) is connected with the spray head (503) in a communicating mode.
7. The efficient and energy-saving membrane separation, purification and concentration device according to claim 6, wherein: swing mechanism (506) include driving motor (5061), drive shaft (5062), rolling disc (5063), stopper (5064), trigger piece (5065) and reset spring (5066), driving motor (5061) and mount (501) fixed connection, drive shaft (5062) are connected with driving motor (5061), rolling disc (5063) are provided with upper and lower two, two rolling disc (5063) fixed connection is on drive shaft (5062), just be located on the upper and lower both sides fixedly connected with stopper (5064) of rolling disc (5063) on the inside wall of mount (501) side, two one side fixedly connected with trigger piece (5065) that rolling disc (5063) is relative, simultaneously fixedly connected with trigger piece (5067) corresponding with trigger piece (5065) on shower nozzle (503), one end of reset spring (5066) is connected with on shower nozzle (503), the other end is connected with on mount (501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310396016.8A CN116440705A (en) | 2023-04-13 | 2023-04-13 | Efficient and energy-saving membrane separation purification concentration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310396016.8A CN116440705A (en) | 2023-04-13 | 2023-04-13 | Efficient and energy-saving membrane separation purification concentration device |
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| Publication Number | Publication Date |
|---|---|
| CN116440705A true CN116440705A (en) | 2023-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310396016.8A Withdrawn CN116440705A (en) | 2023-04-13 | 2023-04-13 | Efficient and energy-saving membrane separation purification concentration device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116688759A (en) * | 2023-08-07 | 2023-09-05 | 泰州禾益新材料科技有限公司 | Ultrafiltration membrane with air pressure adjusting function |
-
2023
- 2023-04-13 CN CN202310396016.8A patent/CN116440705A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116688759A (en) * | 2023-08-07 | 2023-09-05 | 泰州禾益新材料科技有限公司 | Ultrafiltration membrane with air pressure adjusting function |
| CN116688759B (en) * | 2023-08-07 | 2023-11-07 | 泰州禾益新材料科技有限公司 | Ultrafiltration membrane with air pressure adjusting function |
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