CN116854198B - High COD waste water utilization embrane method divides salt device - Google Patents
High COD waste water utilization embrane method divides salt device Download PDFInfo
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- CN116854198B CN116854198B CN202310935787.XA CN202310935787A CN116854198B CN 116854198 B CN116854198 B CN 116854198B CN 202310935787 A CN202310935787 A CN 202310935787A CN 116854198 B CN116854198 B CN 116854198B
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- 239000002351 wastewater Substances 0.000 title claims abstract description 40
- 150000003839 salts Chemical class 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000012528 membrane Substances 0.000 claims abstract description 197
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 112
- 230000007246 mechanism Effects 0.000 claims description 45
- 239000003814 drug Substances 0.000 claims description 27
- 238000004140 cleaning Methods 0.000 claims description 26
- 238000005406 washing Methods 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 9
- 239000011148 porous material Substances 0.000 claims description 3
- 238000000746 purification Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 description 28
- 238000001728 nano-filtration Methods 0.000 description 6
- 239000000084 colloidal system Substances 0.000 description 5
- 239000008213 purified water Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- POJAQDYLPYBBPG-UHFFFAOYSA-N 2-(2,4,7-trinitrofluoren-9-ylidene)propanedinitrile Chemical compound [O-][N+](=O)C1=CC([N+]([O-])=O)=C2C3=CC=C([N+](=O)[O-])C=C3C(=C(C#N)C#N)C2=C1 POJAQDYLPYBBPG-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 238000001223 reverse osmosis Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000001471 micro-filtration Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
-
- 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
- B01D2321/282—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling by spray flush or jet flush
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a membrane method salt separating device for high COD wastewater utilization, which belongs to the technical field of wastewater utilization and comprises a bearing plate, wherein a supporting group is fixedly connected to the bearing plate, a purifying cylinder is fixedly connected to the supporting group, a primary filter membrane and a secondary filter membrane are arranged in the purifying cylinder, a first rotating plate and a second rotating plate are arranged on the bearing plate, two through holes are formed in the first rotating plate and are fixedly connected with the primary filter membrane through the through holes, two through holes are formed in the second rotating plate and are fixedly connected with the secondary filter membrane through the through holes, the first rotating plate and the second rotating plate are both in sliding connection with the purifying cylinder, and the first rotating plate and the second rotating plate are both attached to the purifying cylinder. According to the invention, through the cooperation of the integral structure, when the primary filter membrane or the secondary filter membrane is blocked, the corresponding blocked primary filter membrane or secondary filter membrane is replaced, and the filter membrane is cleaned without stopping the machine, so that the purification efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of wastewater utilization, in particular to a membrane method salt separation device for high COD wastewater utilization.
Background
At present, the high COD wastewater treatment process firstly reduces the COD of the wastewater to a certain level through advanced oxidation and other treatment means, and then enters a membrane system for further separation. However, setting up a physicochemical process alone for COD to remove it would result in high advanced treatment costs or would result in a large amount of industrial sludge.
Chinese patent publication No. CN 214088110U's a high COD waste water utilizes embrane method salt separation system, coiled reverse osmosis membrane and degree of depth soften filter equipment intercommunication installation, degree of depth soften filter equipment and pipe network formula reverse osmosis membrane intercommunication installation, pipe network formula reverse osmosis membrane and dish tubular nanofiltration DTNF intercommunication installation, dish tubular nanofiltration DTNF flows into MVR system, dish tubular nanofiltration DTNF flows into the freezing crystallization system, dish tubular nanofiltration membrane and tubular membrane soften equipment intercommunication installation, rational utilization coiled membrane is applied to high COD waste water, and the high-priced preliminary treatment technology such as advanced oxidation has been saved in the technology, will greatly reduced the waste water treatment cost of enterprise.
However, in the long-term use of the above system, the filter membrane may be blocked, and at this time, the machine is stopped and the purification of the wastewater is stopped, so that a lot of time is wasted and the purification efficiency of the wastewater is reduced, so that a membrane method salt separation device for high COD wastewater is needed to solve the above problems.
Disclosure of Invention
The invention aims to provide a membrane method salt separating device for high COD wastewater, which has the advantage of cleaning a filter membrane without stopping, and solves the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a high COD waste water utilization embrane method salt separator, includes the bearing plate, fixedly connected with support group on the bearing plate, fixedly connected with purifying cylinder on the support group, be equipped with preliminary filter membrane and secondary filter membrane in the purifying cylinder, be equipped with first rotor plate and second rotor plate on the bearing plate, two through-holes have been seted up on the first rotor plate and passed through-hole and preliminary filter membrane fixed connection, two through-holes have been seted up on the second rotor plate and passed through-hole and secondary filter membrane fixed connection, first rotor plate and second rotor plate all with purifying cylinder sliding connection, first rotor plate and second rotor plate all laminate with the purifying cylinder, be equipped with on the support group and be used for driving second rotor plate and first rotor plate pivoted actuating mechanism when the filter membrane blocks up.
Preferably, the purifying cylinder comprises a water inlet section, an inclined section and a water draining section, the primary filter membrane and the secondary filter membrane are both positioned on the inclined section, the primary filter membrane is positioned at one end of the inclined section, which is close to the water inlet section, and the secondary filter membrane is positioned at one end of the inclined section, which is close to the water draining section.
Preferably, the support group comprises a first support plate, a second support plate and a third support plate, wherein the first support plate is fixedly connected with the water inlet section, the second support plate is fixedly connected with the water outlet section, and the third support plate is fixedly connected with the inclined section.
Preferably, the driving mechanism comprises a first supporting frame and a second supporting frame, the first supporting frame is fixedly connected with the second supporting plate, the first supporting frame is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a first rotating shaft, the first rotating shaft is fixedly connected with a second rotating plate, the second supporting frame is fixedly connected with the first supporting plate, the second supporting frame is fixedly connected with a second motor, the output end of the second motor is fixedly connected with a second rotating shaft, and the second rotating shaft is fixedly connected with the first rotating plate.
Preferably, the driving mechanism further comprises two flow velocity sensors, the two flow velocity sensors are fixedly connected with the purifying cylinder, one flow velocity sensor is located on the inclined section, the other flow velocity sensor is located on the drainage section, and the two flow velocity sensors are electrically connected with the first motor and the second motor.
Preferably, be equipped with on the bearing plate and be used for carrying out abluent wiper mechanism to preliminary filter membrane and secondary filter membrane, wiper mechanism is including two washings casees of fixed connection on the bearing plate, every wash the case on seted up respectively with first rotor plate and second rotor plate matched with fluting, wash fixedly connected with third motor on the case, the output fixedly connected with third axis of rotation of third motor, fixedly connected with telescopic link in the third axis of rotation, the telescopic link's telescopic link fixedly connected with lantern ring, set up spiral subassembly on the washing case, spiral subassembly's both ends are equipped with pressure sensitive switch, pressure sensitive switch and third motor electric connection.
Preferably, the cleaning mechanism further comprises a water tank fixedly connected to the bearing plate, a water inlet pipe is communicated to the water tank, the water tank is communicated with the external water supply mechanism through the water inlet pipe, one end, away from the external water supply mechanism, of the water tank is connected with the pump body through the water inlet pipe, the output end of the pump body is communicated with two water drainage pipes, a nozzle is fixedly connected to each water drainage pipe, the water drainage pipes are slidably connected to the spiral assembly, and the water drainage pipes are fixedly connected with corresponding lantern rings.
Preferably, the spiral component comprises a first spiral groove and a second spiral groove, wherein the diameter of the first spiral groove corresponds to the diameter of the secondary filter membrane, and the diameter of the second spiral groove corresponds to the diameter of the primary filter membrane.
Preferably, be equipped with the mechanism of throwing in that is used for throwing in the medicament on the water tank, the mechanism of throwing in is including fixed connection medicament jar and connecting block on the water tank, fixedly connected with electric putter on the connecting block, electric putter's output fixedly connected with baffle, the filtration pore has been seted up on the baffle, the sliding tray has been seted up on the medicament jar, sliding tray and baffle sliding connection, electric putter and pressure-sensitive switch electric connection.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the cooperation of the integral structure, when the primary filter membrane or the secondary filter membrane is blocked, the corresponding blocked primary filter membrane or secondary filter membrane is replaced, and the filter membrane is cleaned without stopping the machine, so that the purification efficiency is greatly improved.
2. The invention has the advantages that the purification barrel is divided into the three-section design of the water inlet section, the inclined section and the water discharge section, so that suspended solids SS and colloid COD in the wastewater are positioned in the water inlet section, the salt is positioned in the inclined section, and the purified water is discharged along the water discharge section.
3. The invention has the advantages that by arranging the cleaning mechanism, the primary filter membrane or the secondary filter membrane is cleaned without dead angle after the exchange of the primary filter membrane or the secondary filter membrane is completed, and the effect of ensuring the cleanliness of the primary filter membrane or the secondary filter membrane is ensured.
4. By arranging the throwing mechanism, the invention achieves the effect of repeatedly flushing the primary filter membrane or the secondary filter membrane by using water and a medicament when the primary filter membrane or the secondary filter membrane is cleaned, and greatly improves the cleaning quality of the primary filter membrane or the secondary filter membrane.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the overall structure of the present invention;
FIG. 3 is a schematic view of the structure of the purification cartridge and support group of the present invention;
FIG. 4 is a schematic cross-sectional view of a purifying cartridge according to the present invention;
FIG. 5 is a schematic view of the driving mechanism of the present invention;
FIG. 6 is a schematic view of the cleaning mechanism and the dispensing mechanism of the present invention;
FIG. 7 is a second schematic structural view of the cleaning mechanism and the dispensing mechanism of the present invention;
FIG. 8 is a schematic cross-sectional view of a cleaning mechanism according to the present invention;
fig. 9 is a schematic diagram of an exploded construction of the delivery mechanism of the present invention.
In the figure: 1. a bearing plate; 11. a support group; 12. a third support plate; 13. a second support plate; 14. a first support plate; 15. a first support frame; 16. a second support frame; 2. a purifying cylinder; 21. a water inlet section; 22. an inclined section; 23. a drainage section; 27. a flow rate sensor; 3. a first motor; 31. a first rotation shaft; 32. a second rotating plate; 33. a secondary filter membrane; 34. a second motor; 35. a second rotation shaft; 36. a first rotating plate; 37. a preliminary filter membrane; 4. a cleaning box; 41. a first helical groove; 42. a second helical groove; 43. a telescopic rod; 44. a collar; 45. a third rotation shaft; 46. a third motor; 5. a pump body; 51. a water tank; 52. a drain pipe; 53. a water inlet pipe; 54. a nozzle; 6. a medicament canister; 61. a sliding groove; 62. a connecting block; 63. an electric push rod; 64. and a baffle.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The invention provides a technical scheme that: the utility model provides a high COD waste water utilization embrane method salt separator, including bearing plate 1, fixedly connected with support group 11 on the bearing plate 1, fixedly connected with purifying drum 2 on the support group 11, be equipped with preliminary filter membrane 37 and secondary filter membrane 33 in the purifying drum 2, be equipped with first rotor plate 36 and second rotor plate 32 on the bearing plate 1, two through-holes have been seted up on the first rotor plate 36 and through-hole and preliminary filter membrane 37 fixed connection, two through-holes have been seted up on the second rotor plate 32 and through-hole and secondary filter membrane 33 fixed connection, first rotor plate 36 and second rotor plate 32 all with purifying drum 2 sliding connection, first rotor plate 36 and second rotor plate 32 all laminate with purifying drum 2, be equipped with the actuating mechanism who is used for driving second rotor plate 32 and first rotor plate 36 pivoted when the filter membrane blocks up on the support group 11.
By arranging the purifying cylinder 2, the effect of purifying the high COD wastewater is achieved; the preliminary filter membrane 37 is arranged to effectively intercept suspended solids SS and colloid COD in the wastewater, so that the wastewater is separated; the secondary filter membrane 33 is arranged to effectively remove salt in the wastewater, so that purified wastewater is obtained, and the salt can be removed; by arranging the first rotating plate 36, the effect of fixing the two preliminary filter membranes 37 and exchanging the positions of the two preliminary filter membranes 37 through the rotation of the first rotating plate 36 when the preliminary filter membranes 37 positioned in the purifying cylinder 2 are blocked is achieved, so that the preliminary filter membranes 37 in the purifying cylinder 2 are recovered to be normal and can be filtered normally; by arranging the second rotating plate 32, the effect of fixing the two secondary filter membranes 33 and exchanging the positions of the two secondary filter membranes 33 through the rotation of the first rotating plate 36 when the secondary filter membranes 33 positioned in the purifying cylinder 2 are blocked is achieved, so that the secondary filter membranes 33 in the purifying cylinder 2 are recovered to be normal and can be filtered normally; through setting up actuating mechanism, reached when preliminary filter membrane 37 or secondary filter membrane 33 take place to block up, the preliminary filter membrane 37 or the secondary filter membrane 33 that correspond to the jam takes place to be changed, need not to shut down and carries out clean filter membrane, has greatly improved purification efficiency's effect.
The preliminary filter membrane 37 may be a microfiltration Membrane (MF) or an ultrafiltration membrane (UF); the secondary filter 33 may be a nanofiltration membrane (NF).
The purifying cylinder 2 comprises a water inlet section 21, an inclined section 22 and a water discharge section 23, wherein a primary filter membrane 37 and a secondary filter membrane 33 are both positioned on the inclined section 22, the primary filter membrane 37 is positioned at one end of the inclined section 22 close to the water inlet section 21, and the secondary filter membrane 33 is positioned at one end of the inclined section 22 close to the water discharge section 23.
By arranging the water inlet section 21, the effect of purifying the wastewater by discharging the wastewater through the water inlet section 21 is achieved; by arranging the inclined section 22, the pressure intensity is increased after the wastewater passes through the primary filter membrane 37, so that the filtering effect of the secondary filter membrane 33 is enhanced; by providing the drain section 23, the effect of draining the purified water is achieved; by the three-section design of dividing the purifying cylinder 2 into the water inlet section 21, the inclined section 22 and the water discharge section 23, suspended solids SS and colloid COD in the wastewater are positioned in the water inlet section 21, salt is positioned in the inclined section 22, and purified water is discharged along the water discharge section 23.
The support group 11 comprises a first support plate 14, a second support plate 13 and a third support plate 12, wherein the first support plate 14 is fixedly connected with the water inlet section 21, the second support plate 13 is fixedly connected with the water outlet section 23, and the third support plate 12 is fixedly connected with the inclined section 22.
By the arrangement of the first support plate 14, the second support plate 13 and the third support plate 12, the effect of fixing the drain section 23 of the water inlet section 21 with the inclined section 22 is achieved.
The driving mechanism comprises a first supporting frame 15 and a second supporting frame 16, the first supporting frame 15 is fixedly connected with a second supporting plate 13, a first motor 3 is fixedly connected to the first supporting frame 15, the output end of the first motor 3 is fixedly connected with a first rotating shaft 31, the first rotating shaft 31 is fixedly connected with a second rotating plate 32, the second supporting frame 16 is fixedly connected with the first supporting plate 14, a second motor 34 is fixedly connected to the second supporting frame 16, the output end of the second motor 34 is fixedly connected with a second rotating shaft 35, and the second rotating shaft 35 is fixedly connected with a first rotating plate 36.
The driving mechanism further comprises two flow velocity sensors 27, the two flow velocity sensors 27 are fixedly connected with the purifying cylinder 2, one flow velocity sensor 27 is located on the inclined section 22, the other flow velocity sensor 27 is located on the drainage section 23, and the two flow velocity sensors 27 are electrically connected with the first motor 3 and the second motor 34.
When the two flow rate sensors 27 detect that the water flow rate is slow, signals are transmitted to the control unit, the control unit then starts the second motor 34, the second rotating shaft 35 rotates, the first rotating plate 36 and the preliminary filter membrane 37 on the second rotating shaft synchronously rotate, the positions of the two preliminary filter membranes 37 are exchanged, the preliminary filter membrane 37 in the purifying cylinder 2 is recovered to be normal, normal filtration is achieved, the filter membrane cleaning is not needed to be stopped, and the purifying efficiency is greatly improved.
When the wheel speed sensor at the water discharge section 23 detects that the water flow speed is slow and the flow speed sensor at the inclined section 22 detects that the water flow speed is normal, a signal is transmitted to the control unit, then the control unit starts the first motor 3, so that the first rotating shaft 31 rotates, the second rotating plate 32 and the secondary filter membrane 33 on the first rotating shaft synchronously rotate, the positions of the two secondary filter membranes 33 are exchanged, the secondary filter membrane 33 in the purifying cylinder 2 can be recovered to be normal, normal filtration is realized, the filter membrane cleaning is not required to be stopped, and the purifying efficiency is greatly improved.
Through setting up actuating mechanism, reached when preliminary filter membrane 37 or secondary filter membrane 33 take place to block up, the preliminary filter membrane 37 or the secondary filter membrane 33 that correspond to the jam takes place to be changed, need not to shut down and carries out clean filter membrane, has greatly improved purification efficiency's effect.
Example two
Substantially the same as in embodiment one, further: be equipped with the wiper mechanism that is used for carrying out abluent to preliminary filter membrane 37 and secondary filter membrane 33 on the bearing plate 1, wiper mechanism is including two washings casees 4 of fixed connection on the bearing plate 1, set up respectively on every washings casees 4 with first rotor plate 36 and the matched with fluting of second rotor plate 32, fixedly connected with third motor 46 on the washings casees 4, the output fixedly connected with third axis of rotation 45 of third motor 46, fixedly connected with telescopic link 43 on the third axis of rotation 45, telescopic link 43's telescopic link fixedly connected with lantern ring 44, set up the spiral subassembly on the washings casees 4, the both ends of spiral subassembly are equipped with pressure sensitive switch, pressure sensitive switch and third motor 46 electric connection.
The cleaning mechanism further comprises a water tank 51 fixedly connected to the bearing plate 1, the water tank 51 is communicated with a water inlet pipe 53, the water tank 51 is communicated with the external water supply mechanism through the water inlet pipe 53, one end, far away from the external water supply mechanism, of the water tank 51 is connected with the pump body 5 through the water inlet pipe 53, the output end of the pump body 5 is communicated with two water draining pipes 52, a nozzle 54 is fixedly connected to the water draining pipes 52, the water draining pipes 52 are slidably connected to the spiral assembly, and the water draining pipes 52 are fixedly connected with the corresponding lantern rings 44.
The spiral assembly comprises a first spiral groove 41 and a second spiral groove 42, wherein the diameter of the first spiral groove 41 corresponds to the diameter of the secondary filter membrane 33, and the diameter of the second spiral groove 42 corresponds to the diameter of the primary filter membrane 37.
After the primary filter membrane 37 or the secondary filter membrane 33 is exchanged, the blocked primary filter membrane 37 or the secondary filter membrane 33 enters the corresponding cleaning box 4, and then the corresponding third motor 46 is started to enable the third rotating shaft 45 to rotate, and the upper telescopic rod 43 and the lantern ring 44 drive the drain pipe 52 to rotate along the spiral component to clean the primary filter membrane 37 or the secondary filter membrane 33 in the filter box.
After the third motor 46 is started, it is started in synchronization with the output end of its corresponding pump body 5, so that the water in the water tank 51 is delivered to the nozzle 54 through the drain pipe 52, and then the corresponding primary filter 37 or secondary filter 33 is cleaned.
By providing the telescopic rod 43, the effect that interference does not occur when the drain pipe 52 rotates along the screw assembly is achieved.
By arranging the spiral component, the effect of cleaning the preliminary filter membrane 37 or the secondary filter membrane 33 without dead angles and ensuring the cleanliness of the preliminary filter membrane 37 or the secondary filter membrane 33 is achieved; by arranging the pressure sensitive switches at both ends of the screw assembly, the effect that the drain pipe 52 is in contact with the pressure sensitive switch on the screw assembly when sliding to the end of the screw assembly, so that the third motor 46 is reversed, and the drain pipe 52 and the screw assembly do not interfere is achieved.
By setting the diameter of the first spiral groove 41 to correspond to the diameter of the secondary filter membrane 33, the diameter of the second spiral groove 42 to correspond to the diameter of the primary filter membrane 37, the effect of cleaning the secondary filter membrane 33 and the primary filter membrane 37 in all directions without wasting water resources and time and improving cleaning efficiency is achieved.
Example III
Substantially the same as in embodiment two, further: be equipped with the delivery mechanism that is used for throwing in the medicament on the water tank 51, delivery mechanism is including the medicament jar 6 and the connecting block 62 of fixed connection on the water tank 51, fixedly connected with electric putter 63 on the connecting block 62, electric putter 63's output fixedly connected with baffle 64, the filtration pore has been seted up on the baffle 64, has seted up sliding tray 61 on the medicament jar 6, sliding tray 61 and baffle 64 sliding connection, electric putter 63 and pressure-sensitive switch electric connection.
After the drain pipe 52 contacts with the pressure sensitive switch at the outer end of the spiral component, the electric push rod 63 is started, so that the output end of the electric push rod 63 drives the baffle plate 64 to slide towards the direction of the medicament tank 6, medicaments in the medicament tank 6 are discharged through the filter holes on the baffle plate 64 and into the water tank 51, and secondary cleaning is performed through the medicaments after the primary filter membrane 37 or the secondary filter membrane 33 is cleaned by water for the first time.
After the drain pipe 52 contacts with the pressure sensitive switch at the inner end of the spiral component, the electric push rod 63 resets, so that the output end of the electric push rod 63 drives the baffle 64 to slide in a direction away from the medicament tank 6, medicaments in the medicament tank 6 are blocked by the baffle 64, and the primary filter membrane 37 or the secondary filter membrane 33 is cleaned by water.
By arranging the throwing mechanism, the aim of repeatedly flushing the primary filter membrane 37 or the secondary filter membrane 33 by using water and a medicament is achieved, and the cleaning quality of the primary filter membrane 37 or the secondary filter membrane 33 is greatly improved.
Working principle: when the high COD wastewater salt separating device by the membrane method is used, the effect of purifying the high COD wastewater is achieved by arranging the purifying cylinder 2; the preliminary filter membrane 37 is arranged to effectively intercept suspended solids SS and colloid COD in the wastewater, so that the wastewater is separated; the secondary filter membrane 33 is arranged to effectively remove salt in the wastewater, so that purified wastewater is obtained, and the salt can be removed; by arranging the first rotating plate 36, the effect of fixing the two preliminary filter membranes 37 and exchanging the positions of the two preliminary filter membranes 37 through the rotation of the first rotating plate 36 when the preliminary filter membranes 37 positioned in the purifying cylinder 2 are blocked is achieved, so that the preliminary filter membranes 37 in the purifying cylinder 2 are recovered to be normal and can be filtered normally; by arranging the second rotating plate 32, the effect of fixing the two secondary filter membranes 33 and exchanging the positions of the two secondary filter membranes 33 through the rotation of the first rotating plate 36 when the secondary filter membranes 33 positioned in the purifying cylinder 2 are blocked is achieved, so that the secondary filter membranes 33 in the purifying cylinder 2 are recovered to be normal and can be filtered normally; through setting up actuating mechanism, reached when preliminary filter membrane 37 or secondary filter membrane 33 take place to block up, the preliminary filter membrane 37 or the secondary filter membrane 33 that correspond to the jam takes place to be changed, need not to shut down and carries out clean filter membrane, has greatly improved purification efficiency's effect.
The preliminary filter membrane 37 may be a microfiltration Membrane (MF) or an ultrafiltration membrane (UF); the secondary filter 33 may be a nanofiltration membrane (NF).
By arranging the water inlet section 21, the effect of purifying the wastewater by discharging the wastewater through the water inlet section 21 is achieved; by arranging the inclined section 22, the pressure intensity is increased after the wastewater passes through the primary filter membrane 37, so that the filtering effect of the secondary filter membrane 33 is enhanced; by providing the drain section 23, the effect of draining the purified water is achieved; by the three-section design of dividing the purifying cylinder 2 into the water inlet section 21, the inclined section 22 and the water discharge section 23, suspended solids SS and colloid COD in the wastewater are positioned in the water inlet section 21, salt is positioned in the inclined section 22, and purified water is discharged along the water discharge section 23.
By the arrangement of the first support plate 14, the second support plate 13 and the third support plate 12, the effect of fixing the drain section 23 of the water inlet section 21 with the inclined section 22 is achieved.
When the two flow rate sensors 27 detect that the water flow rate is slow, signals are transmitted to the control unit, the control unit then starts the second motor 34, the second rotating shaft 35 rotates, the first rotating plate 36 and the preliminary filter membrane 37 on the second rotating shaft synchronously rotate, the positions of the two preliminary filter membranes 37 are exchanged, the preliminary filter membrane 37 in the purifying cylinder 2 is recovered to be normal, normal filtration is achieved, the filter membrane cleaning is not needed to be stopped, and the purifying efficiency is greatly improved.
When the wheel speed sensor at the water discharge section 23 detects that the water flow speed is slow and the flow speed sensor at the inclined section 22 detects that the water flow speed is normal, a signal is transmitted to the control unit, then the control unit starts the first motor 3, so that the first rotating shaft 31 rotates, the second rotating plate 32 and the secondary filter membrane 33 on the first rotating shaft synchronously rotate, the positions of the two secondary filter membranes 33 are exchanged, the secondary filter membrane 33 in the purifying cylinder 2 can be recovered to be normal, normal filtration is realized, the filter membrane cleaning is not required to be stopped, and the purifying efficiency is greatly improved.
Through setting up actuating mechanism, reached when preliminary filter membrane 37 or secondary filter membrane 33 take place to block up, the preliminary filter membrane 37 or the secondary filter membrane 33 that correspond to the jam takes place to be changed, need not to shut down and carries out clean filter membrane, has greatly improved purification efficiency's effect.
After the primary filter membrane 37 or the secondary filter membrane 33 is exchanged, the blocked primary filter membrane 37 or the secondary filter membrane 33 enters the corresponding cleaning box 4, and then the corresponding third motor 46 is started to enable the third rotating shaft 45 to rotate, and the upper telescopic rod 43 and the lantern ring 44 drive the drain pipe 52 to rotate along the spiral component to clean the primary filter membrane 37 or the secondary filter membrane 33 in the filter box.
After the third motor 46 is started, it is started in synchronization with the output end of its corresponding pump body 5, so that the water in the water tank 51 is delivered to the nozzle 54 through the drain pipe 52, and then the corresponding primary filter 37 or secondary filter 33 is cleaned.
By providing the telescopic rod 43, the effect that interference does not occur when the drain pipe 52 rotates along the screw assembly is achieved.
By arranging the spiral component, the effect of cleaning the preliminary filter membrane 37 or the secondary filter membrane 33 without dead angles and ensuring the cleanliness of the preliminary filter membrane 37 or the secondary filter membrane 33 is achieved; by arranging the pressure sensitive switches at both ends of the screw assembly, the effect that the drain pipe 52 is in contact with the pressure sensitive switch on the screw assembly when sliding to the end of the screw assembly, so that the third motor 46 is reversed, and the drain pipe 52 and the screw assembly do not interfere is achieved.
By setting the diameter of the first spiral groove 41 to correspond to the diameter of the secondary filter membrane 33, the diameter of the second spiral groove 42 to correspond to the diameter of the primary filter membrane 37, the effect of cleaning the secondary filter membrane 33 and the primary filter membrane 37 in all directions without wasting water resources and time and improving cleaning efficiency is achieved.
After the drain pipe 52 contacts with the pressure sensitive switch at the outer end of the spiral component, the electric push rod 63 is started, so that the output end of the electric push rod 63 drives the baffle plate 64 to slide towards the direction of the medicament tank 6, medicaments in the medicament tank 6 are discharged through the filter holes on the baffle plate 64 and into the water tank 51, and secondary cleaning is performed through the medicaments after the primary filter membrane 37 or the secondary filter membrane 33 is cleaned by water for the first time.
After the drain pipe 52 contacts with the pressure sensitive switch at the inner end of the spiral component, the electric push rod 63 resets, so that the output end of the electric push rod 63 drives the baffle 64 to slide in a direction away from the medicament tank 6, medicaments in the medicament tank 6 are blocked by the baffle 64, and the primary filter membrane 37 or the secondary filter membrane 33 is cleaned by water.
By arranging the throwing mechanism, the aim of repeatedly flushing the primary filter membrane 37 or the secondary filter membrane 33 by using water and a medicament is achieved, and the cleaning quality of the primary filter membrane 37 or the secondary filter membrane 33 is greatly improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a high COD waste water utilization embrane method divides salt device, includes bearing plate (1), its characterized in that: the filter is characterized in that a support group (11) is fixedly connected to the bearing plate (1), a purifying cylinder (2) is fixedly connected to the support group (11), a primary filter membrane (37) and a secondary filter membrane (33) are arranged in the purifying cylinder (2), a first rotating plate (36) and a second rotating plate (32) are arranged on the bearing plate (1), two through holes are formed in the first rotating plate (36) and are fixedly connected with the primary filter membrane (37) through the through holes, two through holes are formed in the second rotating plate (32) and are fixedly connected with the secondary filter membrane (33) through the through holes, the first rotating plate (36) and the second rotating plate (32) are in sliding connection with the purifying cylinder (2), and a driving mechanism for driving the second rotating plate (32) and the first rotating plate (36) to rotate when the filter membrane is blocked is arranged on the support group (11);
the washing mechanism for washing the primary filter membrane (37) and the secondary filter membrane (33) is arranged on the bearing plate (1), the washing mechanism comprises two washing boxes (4) fixedly connected to the bearing plate (1), grooves matched with the first rotating plate (36) and the second rotating plate (32) are respectively formed in each washing box (4), a third motor (46) is fixedly connected to the washing boxes (4), a third rotating shaft (45) is fixedly connected to the output end of the third motor (46), a telescopic rod (43) is fixedly connected to the third rotating shaft (45), a lantern ring (44) is fixedly connected to the telescopic end of the telescopic rod (43), a spiral assembly is arranged on each washing box (4), and pressure-sensitive switches are arranged at two ends of each spiral assembly and are electrically connected with the third motor (46);
the cleaning mechanism further comprises a water tank (51) fixedly connected to the bearing plate (1), a water inlet pipe (53) is communicated to the water tank (51), the water tank (51) is communicated with the external water supply mechanism through the water inlet pipe (53), one end, far away from the external water supply mechanism, of the water tank (51) is connected with the pump body (5) through the water inlet pipe (53), the output end of the pump body (5) is communicated with two water drainage pipes (52), a nozzle (54) is fixedly connected to the water drainage pipes (52), the water drainage pipes (52) are slidably connected to the spiral assembly, and the water drainage pipes (52) are fixedly connected with corresponding lantern rings (44);
the spiral component comprises a first spiral groove (41) and a second spiral groove (42), the diameter of the first spiral groove (41) corresponds to the diameter of the secondary filter membrane (33), and the diameter of the second spiral groove (42) corresponds to the diameter of the primary filter membrane (37);
be equipped with the delivery mechanism that is used for throwing in the medicament on water tank (51), delivery mechanism is including fixed connection medicament jar (6) and connecting block (62) on water tank (51), fixedly connected with electric putter (63) on connecting block (62), the output fixedly connected with baffle (64) of electric putter (63), the filtration pore has been seted up on baffle (64), sliding tray (61) have been seted up on medicament jar (6), sliding tray (61) and baffle (64) sliding connection, electric putter (63) and pressure-sensitive switch electric connection.
2. The high-COD wastewater utilizing membrane method salt separating device according to claim 1, which is characterized in that: the purifying cylinder (2) comprises a water inlet section (21), an inclined section (22) and a water discharge section (23), wherein the primary filter membrane (37) and the secondary filter membrane (33) are both positioned on the inclined section (22), the primary filter membrane (37) is positioned at one end of the inclined section (22) close to the water inlet section (21), and the secondary filter membrane (33) is positioned at one end of the inclined section (22) close to the water discharge section (23).
3. The high-COD wastewater utilizing membrane method salt separating device according to claim 2, which is characterized in that: the support group (11) comprises a first support plate (14), a second support plate (13) and a third support plate (12), wherein the first support plate (14) is fixedly connected with the water inlet section (21), the second support plate (13) is fixedly connected with the water outlet section (23), and the third support plate (12) is fixedly connected with the inclined section (22).
4. The high-COD wastewater utilizing membrane method salt separating device according to claim 3, which is characterized in that: the driving mechanism comprises a first supporting frame (15) and a second supporting frame (16), the first supporting frame (15) is fixedly connected with a second supporting plate (13), a first motor (3) is fixedly connected to the first supporting frame (15), a first rotating shaft (31) is fixedly connected to the output end of the first motor (3), the first rotating shaft (31) is fixedly connected with a second rotating plate (32), the second supporting frame (16) is fixedly connected with the first supporting plate (14), a second motor (34) is fixedly connected to the second supporting frame (16), a second rotating shaft (35) is fixedly connected to the output end of the second motor (34), and the second rotating shaft (35) is fixedly connected with the first rotating plate (36).
5. The high-COD wastewater utilizing membrane method salt separating device according to claim 4, which is characterized in that: the driving mechanism further comprises two flow velocity sensors (27), the two flow velocity sensors (27) are fixedly connected with the purifying cylinder (2), one flow velocity sensor (27) is located on the inclined section (22), the other flow velocity sensor (27) is located on the drainage section (23), and the two flow velocity sensors (27) are electrically connected with the first motor (3) and the second motor (34).
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| CN202310935787.XA CN116854198B (en) | 2023-07-28 | 2023-07-28 | High COD waste water utilization embrane method divides salt device |
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| CN116854198B true CN116854198B (en) | 2024-03-05 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107253772A (en) * | 2017-07-19 | 2017-10-17 | 六安合益智能家居科技有限公司 | It is a kind of to be connected to the wastewater treatment equipment that residential building waste water is responsible for discharge ends |
| CN112456684A (en) * | 2020-11-27 | 2021-03-09 | 吴化婷 | Prevent blockking up and add sewage treatment plant of medicament automatically |
| CN218598384U (en) * | 2022-11-16 | 2023-03-10 | 昆明市乐泰电机制造有限公司 | Anti-blocking sewage pump |
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- 2023-07-28 CN CN202310935787.XA patent/CN116854198B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107253772A (en) * | 2017-07-19 | 2017-10-17 | 六安合益智能家居科技有限公司 | It is a kind of to be connected to the wastewater treatment equipment that residential building waste water is responsible for discharge ends |
| CN112456684A (en) * | 2020-11-27 | 2021-03-09 | 吴化婷 | Prevent blockking up and add sewage treatment plant of medicament automatically |
| CN218598384U (en) * | 2022-11-16 | 2023-03-10 | 昆明市乐泰电机制造有限公司 | Anti-blocking sewage pump |
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