CN112707567A - Laboratory waste liquid treatment equipment - Google Patents
Laboratory waste liquid treatment equipment Download PDFInfo
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- CN112707567A CN112707567A CN202011558712.7A CN202011558712A CN112707567A CN 112707567 A CN112707567 A CN 112707567A CN 202011558712 A CN202011558712 A CN 202011558712A CN 112707567 A CN112707567 A CN 112707567A
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- 239000007788 liquid Substances 0.000 title claims abstract description 147
- 239000002699 waste material Substances 0.000 title claims abstract description 124
- 230000007246 mechanism Effects 0.000 claims abstract description 181
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 87
- 238000001914 filtration Methods 0.000 claims abstract description 73
- 238000010438 heat treatment Methods 0.000 claims abstract description 64
- 239000012535 impurity Substances 0.000 claims abstract description 44
- 238000006243 chemical reaction Methods 0.000 claims abstract description 42
- 238000012216 screening Methods 0.000 claims abstract description 35
- 238000007599 discharging Methods 0.000 claims abstract description 29
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 18
- 238000001514 detection method Methods 0.000 claims description 16
- 238000005485 electric heating Methods 0.000 claims description 11
- 239000006004 Quartz sand Substances 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 229910021536 Zeolite Inorganic materials 0.000 claims description 8
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 8
- 239000010457 zeolite Substances 0.000 claims description 8
- 238000005868 electrolysis reaction Methods 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract 1
- 238000013461 design Methods 0.000 description 5
- 238000000354 decomposition reaction Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 241000700605 Viruses Species 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Classifications
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- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
Abstract
A laboratory waste liquid treatment device comprises a machine body, universal wheels arranged at the bottom of the machine body, a placing cavity arranged in the machine body, a feeding mechanism, a heating mechanism, a sundry screening mechanism, a primary filtering mechanism, a flow guide piece, a reaction tank, a secondary filtering mechanism and a discharging mechanism which are arranged in the placing cavity and are sequentially communicated; the waste liquid is pumped into the heating mechanism by the feeding mechanism to be heated, then enters the impurity screening mechanism to be screened out of large impurities, then enters the primary filtering mechanism from the impurity screening mechanism, and finally flows into the flow guide piece; be equipped with drainage tube and back flow on the water conservancy diversion piece, the waste liquid that does not reach standard flows back to feed mechanism through the back flow and filters again, and preliminary waste liquid up to standard then gets into the reaction tank through the drainage tube, and the waste liquid reaction in the reaction tank finishes and after passing through secondary filter mechanism, can start row material mechanism and discharge it.
Description
Technical Field
The invention relates to the technical field of waste liquid treatment, in particular to laboratory waste liquid treatment equipment.
Background
A laboratory is a typical serious pollution source, and compared with industrial waste liquid, the waste liquid in the laboratory has complex components, particularly contains heavy metals, a large amount of pathogenic pathogens such as bacteria, viruses and eggs, and also contains chemical agents, radioactive isotopes and the like, so that the waste liquid cannot be directly discharged into an underground sewage pipe network, and needs to be transported to a qualification unit with treatment capacity by using a special transport vehicle for disposal. But the laboratory waste liquid generation amount is small, the transfer period is uncontrollable, the transportation pressure is large, the transportation cost is high, and the potential risk of leakage exists in the transportation process; therefore, it is necessary to design a waste liquid treatment device suitable for small-sized fields such as laboratories.
To this end, the invention patent with application number 201810106628.8 discloses a laboratory waste liquid treatment device, which can perform multi-level filtration and decomposition on waste liquid generated in a laboratory, thereby achieving the effect of removing pollutants in the waste liquid, but the device has the following disadvantages:
firstly, the device is not comprehensive in treatment of the laboratory waste liquid, on one hand, filter residues and large-block dirt in the laboratory waste liquid are difficult to screen timely, so that pipeline blockage is easy to cause, and on the other hand, the waste liquid cannot be circularly filtered;
secondly, the device is the area of occupying a large whole, is not convenient for remove, and the flexibility is lower, and each part dispersion of the device, and the degree of integration is lower, is unfavorable for later stage maintenance and repair.
Disclosure of Invention
Technical problem to be solved
In order to solve the problems, the invention provides the laboratory waste liquid treatment equipment which can be used for more comprehensively treating the laboratory waste liquid, is integrally formed, has high flexibility and is convenient to maintain and repair.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme:
a laboratory waste liquid treatment device comprises a machine body, a feeding mechanism, a heating mechanism, a sundry screening mechanism, a primary filtering mechanism, a flow guide piece, a reaction tank, a secondary filtering mechanism and a discharging mechanism; the bottom of the machine body is provided with universal wheels, a placing cavity is arranged in the machine body, and the feeding mechanism, the heating mechanism, the impurity screening mechanism, the primary filtering mechanism, the flow guide piece, the reaction tank, the secondary filtering mechanism and the discharging mechanism are all arranged in the placing cavity; the feeding mechanism is communicated with the heating mechanism so as to pump waste liquid into the heating mechanism; the heating mechanism is communicated with the impurity screening mechanism so that waste liquid enters the impurity screening mechanism, and large-block impurities in the waste liquid are screened out through the impurity screening mechanism; the primary filtering mechanism is communicated with the impurity screening mechanism and the flow guide piece, so that waste liquid from which impurities are screened out enters the flow guide piece after being filtered by the primary filtering mechanism; the flow guide piece is provided with a drainage tube and a return tube, the reaction tank is provided with a water inlet, the flow guide piece is communicated with the water inlet of the reaction tank through the drainage tube, and the flow guide piece is communicated with the feeding mechanism through the return tube; the reaction tank is also provided with a water outlet, the first end of the secondary filtering mechanism is communicated with the water outlet, and the second end of the secondary filtering mechanism is communicated with the discharging mechanism, so that waste liquid in the reaction tank is discharged from the discharging mechanism after being filtered by the secondary filtering mechanism.
Preferably, the heating mechanism comprises a heating box and an electric heating rod, a heating cavity is arranged in the heating box, the electric heating rod is installed on the heating box, and the heating end of the electric heating rod extends into the heating cavity; the heating box is provided with a conduit which is communicated with the heating cavity and the sundries screening mechanism.
Preferably, feed mechanism includes suction pump and strainer valve, the suction pump is installed place the intracavity, the strainer valve is installed the drainage end of suction pump, just the suction pump passes through the strainer valve switch-on heating chamber in the heating box.
Preferably, the sundries screening mechanism comprises a sleeve, a roller and a driving part; the sleeve is arranged in the placing cavity, a sleeve cavity is arranged in the sleeve, and a sleeve for communicating the sleeve cavity with the primary filtering mechanism is arranged at the bottom of the sleeve; the roller is rotatably arranged in the sleeve cavity, a liquid carrying cavity is arranged in the roller, a plurality of sieve holes communicated with the liquid carrying cavity and the sleeve cavity are formed in the side wall of the roller, and the guide pipe can extend into the liquid carrying cavity; the drive division is installed on the sleeve, just the drive division with the cylinder drive is connected to order about the cylinder rotates, and then sieves the waste liquid of carrying the liquid intracavity, and the waste liquid that passes the sieve mesh then gets into cover intracavity, and via the sleeve pipe gets into in the primary filter mechanism.
Preferably, still include magnetism and inhale the stick, magnetism is inhaled the stick and is equipped with many and all is located carry the liquid intracavity, many magnetism are inhaled the stick and are followed cylinder circumferencial direction array installation.
Preferably, the primary filtering mechanism comprises a filtering box, a zeolite layer and a quartz sand layer, a filtering cavity is arranged in the filtering box, and the zeolite layer and the quartz sand layer are arranged in the filtering cavity from top to bottom; the sleeve is communicated with the filter cavity, and the side wall of the filter box is provided with a filter tube communicated with the filter cavity and the flow guide piece, so that waste liquid in the filter cavity enters the flow guide piece.
Preferably, a flow guide cavity is arranged in the flow guide piece, and the filter pipe extends into the flow guide cavity; one end of the drainage tube is communicated with the flow guide cavity, the other end of the drainage tube is communicated with the reaction tank, and a plurality of drainage holes are formed in the communicated position of the drainage tube and the flow guide cavity; one end of the return pipe is communicated with the flow guide cavity, and the other end of the return pipe is communicated with the feeding mechanism.
Preferably, the reaction tank comprises a water storage shell, a precipitation plate, an electrolyzer and a pH value detection piece, wherein the water storage shell is arranged in the placing cavity, a water storage cavity is arranged in the water storage shell, and the water inlet and the water outlet are both arranged on the water storage shell and communicated with the water storage cavity; the electrolyzer and the PH value detection piece are both arranged on the water storage shell, and the electrolysis end of the electrolyzer and the detection end of the PH value detection piece both extend into the water storage cavity; the settling plate is detachably arranged at the bottom of the water storage cavity, and a plurality of settling tanks are arranged on the settling plate.
Preferably, the secondary filtering mechanism comprises a supporting plate and an activated carbon rod, the supporting plate is installed in the placing cavity, a filter tank, a first row of holes and a second row of holes communicated with the filter tank are arranged on the supporting plate, and the activated carbon rod is detachably installed in the filter tank and located between the first row of holes and the second row of holes; the discharging mechanism comprises a discharging pump and a discharging valve, a water outlet on the water storage shell is communicated with the first row of holes, a water inlet end of the discharging pump is communicated with the second row of holes, and the discharging valve is installed at a discharging end of the discharging pump.
Preferably, still include ultraviolet lamp, ultraviolet lamp installs place the intracavity and correspond the setting and be in water storage chamber top, the whole transparent material that makes of water storage shell.
(III) advantageous effects
According to the laboratory waste liquid treatment equipment provided by the invention, the heating mechanism is designed for preliminarily removing bacteria in the waste liquid, so that impurities in the waste liquid are promoted to react, and unreacted large impurities and dirt are screened out by the impurity screening mechanism, so that the pipeline blockage is avoided; further, a primary filtering mechanism is designed to filter granular impurities in the waste liquid, a flow guide piece is designed to distinguish whether the filtered waste liquid reaches the standard preliminarily, if not, the filtered waste liquid flows back to a feeding mechanism for internal circulation filtering, if so, the waste liquid enters a reaction tank for advanced decomposition and detection, and finally, a secondary filtering mechanism is used for finally filtering the decomposed waste liquid in the reaction tank and discharging the waste liquid through a discharging mechanism; the design can comprehensively treat the waste liquid and ensure that the waste liquid which does not reach the standard can be repeatedly filtered without being manually taken out and put in, thereby effectively saving time and improving working efficiency; in addition, each mechanism of the invention is integrated in the placing cavity of the machine body, so that the integration degree is higher, on one hand, the transportation and the maintenance at the later stage are convenient, and on the other hand, the whole volume is smaller, and the universal wheels are arranged at the bottom of the machine body, so that the flexibility is higher, and the movement is convenient.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:
FIG. 1 shows a first general structural diagram of the present invention;
FIG. 2 shows the overall structure of the present invention, diagram two;
FIG. 3 shows a cross-sectional view A-A of FIG. 2;
FIG. 4 shows the overall internal structure of the present invention;
FIG. 5 shows the overall internal structure of the present invention schematically represented as two;
FIG. 6 is a schematic view showing the construction of the sundry screening mechanism of the present invention;
FIG. 7 shows a cross-sectional view B-B of FIG. 6;
FIG. 8 shows a partial structural schematic of the present invention;
FIG. 9 shows a schematic structural view of the feeding mechanism and the heating mechanism of the present invention;
FIG. 10 shows a schematic of the primary filter mechanism of the present invention;
FIG. 11 shows a schematic structural view of a reaction cell of the present invention;
FIG. 12 shows a schematic view of the attachment of the baffle of the present invention;
FIG. 13 shows a schematic view of the construction of the baffle of the present invention;
FIG. 14 shows a schematic connection diagram of the secondary filter mechanism of the present invention;
fig. 15 shows a schematic of the construction of the secondary filter mechanism of the present invention.
In the figure: 1 machine body, 10 placing cavities, 1C control box, 1D ultraviolet lamp, 1L universal wheel, 1G cover door, 2 feeding mechanisms, 21 water pump, 22 filter valve, 220 filter element, 3 heating mechanisms, 31 heating box, 310 heating cavity, 311 guide pipe, 32 electric heating rod, 4 sundries screening mechanism, 41 sleeve, 410 sleeve cavity, 411 sleeve, 41z supporting foot, 41h buffer member, 41f swing-proof rod, 42 roller, 420 liquid carrying cavity, 420X magnetic suction rod, 421 sieve mesh, 43 driving part, 431 motor, 432 driving belt, 433 driven wheel, 5 primary filtering mechanism, 51 filter box, 510 filter cavity, 511 filter pipe, 52 zeolite layer, 53 quartz sand layer, 6 flow guide member, 60 flow guide cavity, 601 flow guide hole, 61 drainage pipe, 62 return pipe, 6W centrifugal net type filter, 7 reaction tank, 7a water inlet, 7b water outlet, 71 water storage shell, 710 water storage cavity, 71t additive valve, 72 settling plate, 720 sedimentation tank, 73 electrolyzer, 74PH value detection piece, 8 secondary filter mechanism, 81 support plate, 810 filter tank, 8101 first row of holes, 8102 second row of holes, 82 activated carbon rod, 9 discharging mechanism, 91 draining pump, 92 draining valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached drawings 1-10, a laboratory waste liquid treatment device comprises a machine body 1, a feeding mechanism 2, a heating mechanism 3, a sundries screening mechanism 4, a primary filtering mechanism 5, a flow guide piece 6, a reaction tank 7, a secondary filtering mechanism 8 and a discharging mechanism 9; the bottom of the machine body 1 is provided with universal wheels 1L, a placing cavity 10 is arranged in the machine body 1, and the feeding mechanism 2, the heating mechanism 3, the impurity screening mechanism 4, the primary filtering mechanism 5, the flow guide piece 6, the reaction tank 7, the secondary filtering mechanism 8 and the discharging mechanism 9 are all arranged in the placing cavity 10; the feeding mechanism 2 is communicated with the heating mechanism 3 to pump the waste liquid into the heating mechanism 3; the heating mechanism 3 is communicated with the sundries screening mechanism 4 so that the waste liquid enters the sundries screening mechanism 4 and large blocky sundries in the waste liquid are screened out through the sundries screening mechanism 4; the primary filtering mechanism 5 is communicated with the impurity screening mechanism 4 and the flow guide part 6, so that waste liquid from which impurities are screened out enters the flow guide part 6 after being filtered by the primary filtering mechanism 5; the flow guide part 6 is provided with a drainage tube 61 and a return tube 62, the reaction tank 7 is provided with a water inlet 7a, the flow guide part 6 is communicated with the water inlet 7a of the reaction tank 7 through the drainage tube 61, and the flow guide part 6 is communicated with the feeding mechanism 2 through the return tube 62; the reaction tank 7 is also provided with a water outlet 7b, the first end of the secondary filtering mechanism 8 is communicated with the water outlet 7b, and the second end of the secondary filtering mechanism 8 is communicated with the discharging mechanism 9, so that the waste liquid in the reaction tank 7 is discharged from the discharging mechanism 9 after being filtered by the secondary filtering mechanism 8.
The machine body 1 is also provided with a control box 1C, and various mechanisms are started and closed through the control box 1C, and the control box 1C is quite common in the field, so the specific circuit structure of the control box 1C is not described in the present case, and the laboratory waste liquid treatment equipment provided by the invention has the following use steps:
firstly, starting the feeding mechanism 2 through the control box 1C, sucking the external waste liquid to be treated into the heating mechanism 3 for heating, preliminarily sterilizing the waste liquid through the heating mechanism 3, and reacting reductive impurities mixed in the waste liquid to remove insoluble substances in the waste liquid; the heated waste liquid continuously enters the impurity screening mechanism 4, and at the moment, the impurity screening mechanism 4 is started through the control box 1C, so that large-block impurities and impurities which are difficult to dissolve in water in the waste liquid are screened; the waste liquid after being screened to remove impurities enters the primary filtering mechanism 5, and the primary filtering mechanism 5 filters granular impurities in the waste liquid;
then, the waste liquid filtered by the primary filtering mechanism 5 flows into the flow guide member 6, the preliminarily qualified waste liquid enters the reaction tank 7 through the drainage tube 61 on the flow guide member 6 for decomposition and detection, the unqualified waste liquid flows back to the feeding mechanism 2 through the return tube 62 on the flow guide member 6, and the filtering procedure is repeated;
and then, the waste liquid entering the reaction tank 7 is decomposed and detected, and then is continuously discharged into the secondary filtering mechanism 8, the waste liquid filtered by the secondary filtering mechanism 8 meets the discharge requirement, and finally is discharged outside through the discharging mechanism 9, and the filtering treatment of the waste liquid is finished.
In conclusion, the heating mechanism 3 is designed to primarily remove bacteria in the waste liquid, promote the reaction of impurities in the waste liquid, and screen out large impurities and dirt which do not react through the impurity screening mechanism 4, so that the pipeline blockage is avoided;
further, a primary filtering mechanism 5 is designed to filter granular impurities in the waste liquid, a flow guide piece 6 is designed to distinguish whether the filtered waste liquid reaches the standard preliminarily, if not, the filtered waste liquid flows back to the feeding mechanism 2 for circular filtering, if so, the waste liquid enters the reaction tank 7 for progressive decomposition and detection, and finally, a secondary filtering mechanism 8 is used for carrying out final filtering on the decomposed waste liquid in the reaction tank 7 and discharging the waste liquid through a discharging mechanism 9; the design can comprehensively treat the waste liquid and ensure that the waste liquid which does not reach the standard can be repeatedly filtered without being manually taken out and put in, thereby effectively saving time and improving working efficiency;
in addition, each mechanism of the invention is integrated in the placing cavity 10 of the machine body 1, so that the integration degree is high, on one hand, the transportation, the maintenance and the maintenance in the later period are convenient, on the other hand, the whole volume is small, and the universal wheels 1L are arranged at the bottom of the machine body 1, so that the flexibility is high, and the movement is convenient.
Referring to fig. 1 to 10, the heating mechanism 3 includes a heating box 31 and an electric heating rod 32, a heating cavity 310 is provided in the heating box 31, the electric heating rod 32 is mounted on the heating box 31, and a heating end of the electric heating rod 32 extends into the heating cavity 310; a conduit 311 for communicating the heating cavity 310 with the sundries screening mechanism 4 is arranged on the heating box 31; after the waste liquid is pumped into the heating cavity 310 by the feeding mechanism 2, the electric heating rod 32 is controlled to heat by the control box 1C, so that the temperature of the waste liquid in the heating cavity 310 is increased, and impurities mixed in the waste liquid can react along with the temperature increase; however, when the waste liquid in the heating chamber 310 is accumulated to a certain extent, the waste liquid will flow into the impurity screening mechanism 4 along the conduit 311.
The feeding mechanism 2 comprises a water suction pump 21 and a filter valve 22, the water suction pump 21 is installed in the placing cavity 10, the filter valve 22 is installed at the water discharging end of the water suction pump 21, and the water suction pump 21 is communicated with the heating cavity 310 in the heating box 31 through the filter valve 22; it should be noted that filter cartridge 220 is removably mounted within filter valve 22, and filter valve 22 is designed for simple filtering of waste fluid.
Referring to fig. 1 to 10, the sundries screening mechanism 4 includes a sleeve 41, a drum 42 and a driving part 43; the sleeve 41 is arranged in the placing cavity 10, a sleeve cavity 410 is arranged in the sleeve 41, and a sleeve 411 for communicating the sleeve cavity 410 with the primary filtering mechanism 5 is arranged at the bottom of the sleeve 41; the roller 42 is rotatably arranged in the jacket cavity 410, a liquid carrying cavity 420 is arranged in the roller 42, a plurality of sieve holes 421 communicating the liquid carrying cavity 420 with the jacket cavity 410 are arranged on the side wall of the roller 42, and the guide pipe 311 can extend into the liquid carrying cavity 420; the driving part 43 is installed on the sleeve 41, and the driving part 43 is in driving connection with the drum 42 to drive the drum 42 to rotate, so as to sieve the waste liquid in the liquid carrying cavity 420, and the waste liquid passing through the sieve holes 421 enters the sleeve cavity 410.
The driving part 43 comprises a motor 431, a transmission belt 432 and a driven wheel 433, one end of the roller 42 penetrates through the sleeve 41 and is connected with the driven wheel 433, and the motor 431 is in driving connection with the driven wheel 433 through the transmission belt 432; after the waste liquid in the heating chamber 310 flows into the liquid carrying chamber 420 of the roller 42 through the conduit 311, the motor 431 is started through the control box 1C to drive the driven wheel 433 to rotate, so as to drive the roller 42 to rotate, the waste liquid is stirred and uniformly dispersed by the roller 42 and flows towards the inner wall of the liquid carrying chamber 420, at this time, large impurities and dirt are blocked by the sieve holes 421 and are left in the liquid carrying chamber 420, and the waste liquid which can pass through the sieve holes 421 flows out of the sieve holes 421 on the side wall of the roller 42 into the sleeve chamber 410 and enters the primary filtering mechanism 5 through the sleeve 411; therefore, the roller 42 and the sleeve 41 are designed to remove large impurities and dirt in the waste liquid.
Furthermore, in the invention, the sleeve 41 is also provided with a supporting leg 41z, a buffer 41h and an anti-swing rod 41f, and the sleeve 41 is fixed with the machine body 1 through a supporting frame; the buffer 41h is a spring, one end of the buffer 41h is connected with the machine body 1, and the other end of the buffer 41h is connected with the sleeve 41; one end of the anti-swing rod 41f is hinged with the machine body 1, and the other end of the anti-swing rod 41f is hinged with the sleeve 41; a plurality of supporting legs 41z, a plurality of buffer members 41h and a plurality of anti-swing rods 41f are arranged and are respectively arranged at each part of the sleeve 41; the design of the supporting leg 41z, the buffer 41h and the anti-swing rod 41f can prevent the sleeve 41 from vibrating when the drum 42 rotates, thereby improving the stability of the sundries screening mechanism 4 during operation.
Referring to fig. 9, the present invention further includes a plurality of magnetic rods 420X, the magnetic rods 420X are disposed in the liquid carrying cavity 420, and the magnetic rods 420X are arranged in an array along the circumferential direction of the drum 42; the magnetic rod 420X can adsorb the metal impurities in the concentrated waste liquid.
Referring to fig. 1-10, in particular, in order to clean the roller 42 later, in the present invention, a cover door 1G is provided on the machine body 1 corresponding to the roller 42, an opening communicating with the liquid carrying cavity 420 is also provided at one end of the roller 42, and one end of the conduit 311 is installed on the cover door 1G and passes through the door to extend into the liquid carrying cavity 420; when the roller 42 needs to be cleaned, the cover door 1G is opened to expose the liquid carrying cavity 420, and the brush is used for brushing the inner wall of the roller 42 or the magnetic suction rod 420X.
Referring to fig. 1-10, the primary filtering mechanism 5 includes a filtering box 51, a zeolite layer 52 and a quartz sand layer 53, a filtering chamber 510 is provided inside the filtering box 51, and the zeolite layer 52 and the quartz sand layer 53 are installed in the filtering chamber 510 from top to bottom; the sleeve 411 is communicated with the filter cavity 510, and the side wall of the filter box 51 is provided with a filter tube 511 which is communicated with the filter cavity 510 and the flow guide element 6.
Specifically, after the waste liquid in the housing 410 flows into the filter chamber 510 of the filter box 51 through the sleeve 411, the waste liquid sequentially passes through the zeolite layer 52 and the quartz sand layer 53, most of granular impurities and oil stains contained therein can be filtered, and the filtered waste liquid flows into the flow guide piece 6 through the filter tube 511.
Referring to fig. 1 to 10, further, a flow guide cavity 60 is formed inside the flow guide member 6, and the filter tube 511 extends into the flow guide cavity 60; one end of the drainage tube 61 is communicated with the diversion cavity 60, the other end of the drainage tube 61 is communicated with the reaction tank 7, and a plurality of drainage holes 601 are formed at the communication position of the drainage tube 61 and the diversion cavity 60; one end of the return pipe 62 is communicated with the diversion cavity 60, and the other end of the return pipe 62 is communicated with the feeding mechanism 2.
After the filtrate filtered by the primary filtering mechanism 5 enters the diversion cavity 60, part of the waste liquid which can pass through the drainage hole 601 enters the reaction tank 7 along the drainage tube 61; the filtrate which can not pass through the drainage holes 601 flows to the feeding mechanism 2 along the return pipe 62 and is pumped into the heating chamber 310 again by the feeding mechanism 2 to carry out the filtering step;
the flow guide 6 is designed to determine whether the wastewater filtered by the primary filter 5 meets the standard, and thus to guide it to the reaction tank 7 for further treatment or to return it to the feed mechanism 2.
In particular, it is considered that after the waste liquid enters the diversion member 6, part of the water flow which can enter the drainage tube 61 through the drainage holes 601 can not pass through the drainage holes 601, and then enters the return tube 62 along with the fine particle impurities which can not pass through the drainage holes 601; in order to ensure that the waste liquid returned to the feeding mechanism 2 does not contain fine particle impurities, a centrifugal screen filter 6W is arranged between the flow guide piece 6 and the feeding mechanism 2, the return pipe 62 is communicated with the input end of the centrifugal screen filter 6W, the output end of the centrifugal screen filter 6W is communicated with the feeding mechanism 2, and the waste liquid flowing out of the flow guide cavity 60 flows back to the feeding water suction pump 21 of the feeding mechanism 2 after being filtered by the centrifugal screen filter 6W.
The centrifugal screen filter 6W is designed to ensure that the waste liquid in the return pipe 62 is timely pumped back to the feeding mechanism 2, and to remove particulate impurities which cannot be filtered by the primary filtering mechanism 5; it should be noted that the waste liquid filtered by the centrifugal screen filter 6W may be directly discharged into the reaction tank 7.
Referring to fig. 1 to 10, the reaction tank 7 includes a water storage shell 71, a precipitation plate 72, an electrolyzer 73 and a PH value detector 74, the water storage shell 71 is installed in the placing cavity 10, a water storage cavity 710 is provided inside the water storage shell 71, and a water inlet 7a and a water outlet 7b are both provided on the water storage shell 71 and are communicated with the water storage cavity 710; the electrolyzer 73 and the PH value detection piece 74 are both arranged on the water storage shell 71, and the electrolysis end of the electrolyzer 73 and the detection end of the PH value detection piece 74 both extend into the water storage cavity 710; the settling plate 72 is detachably disposed at the bottom of the water storage chamber 710, and a plurality of settling tanks 720 are disposed on the settling plate 72.
After the waste liquid enters the water storage cavity 710 of the water storage shell 71 through the drainage tube 61 and the water inlet 7a, the control box 1C starts the electrolyzer 73 to perform electrolytic treatment on the waste liquid, precipitates generated by the electrolyzed waste liquid fall and are collected into the settling tank 720 on the settling plate 72, the pH value detection piece 74 detects the pH value of the electrolyzed waste liquid, and a blender is properly added into the liquid storage cavity according to the pH value of the waste liquid to perform neutralization; and after the PH value of the waste liquid is normal, the water outlet 7b is communicated, and the waste liquid in the reaction tank 7 is introduced into the secondary filtering mechanism 8.
Particularly, in order to add a blending agent into the water storage chamber 710, an additive valve 71t communicating with the water storage chamber 710 is further installed on the water storage case 71.
Referring to fig. 1 to 10, the secondary filter mechanism 8 includes a support plate 81 and an activated carbon rod 82, the support plate 81 is installed in the placing cavity 10, a filter cell 810 is disposed on the support plate 81, and a first row of holes 8101 and a second row of holes 8102 communicated with the filter cell 810, and the activated carbon rod 82 is detachably installed in the filter cell 810 and located between the first row of holes 8101 and the second row of holes 8102; the draining mechanism 9 includes a draining pump 91 and a draining valve 92, the draining port 7b of the water storage shell 71 is communicated with the first draining hole 8101, the water inlet end of the draining pump 91 is communicated with the second draining hole 8102, and the draining valve 92 is installed at the draining end of the draining pump 91.
The waste liquid in the reaction tank 7 enters the filter tank 810 through the water outlet 7b and the first drain hole 8101, is filtered by the activated carbon rod 82 and then is discharged from the second drain hole 8102, at this time, the control box 1C starts the drain pump 91 and opens the drain valve 92, and then the filtered waste liquid can be discharged, so that the waste liquid treatment is completed.
Wherein, the detachable design of the activated carbon rod 82 is convenient for replacement.
Referring to fig. 1 to 10, the present invention further includes an ultraviolet lamp 1D, the ultraviolet lamp 1D is installed in the placing chamber 10 and is correspondingly disposed above the water storage chamber 710, and the whole water storage shell 71 is made of a transparent material; after the waste liquid enters the water storage cavity 710, the ultraviolet lamp 1D is turned on through the control box 1C, and the ultraviolet light penetrates through the water storage shell 71 to sterilize the waste liquid.
It is also to be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Claims (10)
1. A laboratory waste liquid treatment device is characterized by comprising a machine body (1), a feeding mechanism (2), a heating mechanism (3), a sundry screening mechanism (4), a primary filtering mechanism (5), a flow guide piece (6), a reaction tank (7), a secondary filtering mechanism (8) and a discharging mechanism (9);
the bottom of the machine body (1) is provided with universal wheels (1L), a placing cavity (10) is arranged in the machine body (1), and the feeding mechanism (2), the heating mechanism (3), the impurity screening mechanism (4), the primary filtering mechanism (5), the flow guide piece (6), the reaction tank (7), the secondary filtering mechanism (8) and the discharging mechanism (9) are all arranged in the placing cavity (10);
the feeding mechanism (2) is communicated with the heating mechanism (3) so as to pump waste liquid into the heating mechanism (3);
the heating mechanism (3) is communicated with the impurity screening mechanism (4) so that the waste liquid enters the impurity screening mechanism (4) and large impurities in the waste liquid are screened out through the impurity screening mechanism (4);
the primary filtering mechanism (5) is communicated with the impurity screening mechanism (4) and the flow guide piece (6) so that waste liquid from which impurities are screened out enters the flow guide piece (6) after being filtered by the primary filtering mechanism (5); a drainage tube (61) and a return tube (62) are arranged on the flow guide piece (6), a water inlet (7a) is arranged on the reaction tank (7), the flow guide piece (6) is communicated with the water inlet (7a) of the reaction tank (7) through the drainage tube (61), and the flow guide piece (6) is communicated with the feeding mechanism (2) through the return tube (62);
the reaction tank (7) is further provided with a water outlet (7b), the first end of the secondary filtering mechanism (8) is communicated with the water outlet (7b), and the second end of the secondary filtering mechanism (8) is communicated with the discharging mechanism (9), so that waste liquid in the reaction tank (7) is discharged from the discharging mechanism (9) after being filtered by the secondary filtering mechanism (8).
2. The laboratory waste liquid treatment apparatus according to claim 1, wherein the heating mechanism (3) comprises a heating box (31) and an electric heating rod (32), a heating cavity (310) is formed in the heating box (31), the electric heating rod (32) is mounted on the heating box (31), and a heating end of the electric heating rod (32) extends into the heating cavity (310); the heating box (31) is provided with a conduit (311) which is used for communicating the heating cavity (310) with the sundries screening mechanism (4).
3. A laboratory waste liquid treatment apparatus according to claim 2, characterized in that said feeding mechanism (2) comprises a water pump (21) and a filter valve (22), said water pump (21) is installed in said placing chamber (10), said filter valve (22) is installed at the water discharging end of said water pump (21), and said water pump (21) is connected to the heating chamber (310) in said heating box (31) through said filter valve (22).
4. A laboratory waste liquid treatment apparatus according to claim 2, characterized in that said sundries screening mechanism (4) comprises a sleeve (41), a drum (42) and a driving part (43); the sleeve (41) is arranged in the placing cavity (10), a sleeve cavity (410) is arranged inside the sleeve (41), and a sleeve (411) communicated with the sleeve cavity (410) and the primary filtering mechanism (5) is arranged at the bottom of the sleeve (41); the roller (42) is rotatably arranged in the jacket cavity (410), a liquid carrying cavity (420) is arranged in the roller (42), a plurality of sieve holes (421) communicating the liquid carrying cavity (420) with the jacket cavity (410) are formed in the side wall of the roller (42), and the guide pipe (311) can extend into the liquid carrying cavity (420); the driving part (43) is installed on the sleeve (41), the driving part (43) is in driving connection with the roller (42) to drive the roller (42) to rotate, so that waste liquid in the liquid carrying cavity (420) is screened, and waste liquid passing through the screen holes (421) enters the sleeve cavity (410) and enters the primary filtering mechanism (5) through the sleeve (411).
5. The laboratory waste liquid treatment device according to claim 4, further comprising a plurality of magnetic rods (420X), wherein the magnetic rods (420X) are all located in the liquid carrying cavity (420), and the plurality of magnetic rods (420X) are arranged in an array along the circumferential direction of the roller (42).
6. A laboratory waste liquid treatment apparatus according to claim 4, characterized in that said primary filtering mechanism (5) comprises a filtering box (51), a zeolite layer (52) and a quartz sand layer (53), said filtering box (51) is internally provided with a filtering cavity (510), said zeolite layer (52) and quartz sand layer (53) are installed in said filtering cavity (510) from top to bottom; the sleeve (411) is communicated with the filter cavity (510), and the side wall of the filter box (51) is provided with a filter tube (511) communicated with the filter cavity (510) and the flow guide piece (6) so that waste liquid in the filter cavity (510) enters the flow guide piece (6).
7. The laboratory waste liquid treatment equipment according to claim 6, wherein a diversion cavity (60) is arranged inside the diversion member (6), and the filter tube (511) extends into the diversion cavity (60); one end of the drainage tube (61) is communicated with the flow guide cavity (60), the other end of the drainage tube (61) is communicated with the reaction tank (7), and a plurality of drainage holes (601) are formed in the communicated position of the drainage tube (61) and the flow guide cavity (60); one end of the return pipe (62) is communicated with the diversion cavity (60), and the other end of the return pipe (62) is communicated with the feeding mechanism (2).
8. The laboratory waste liquid treatment equipment according to claim 7, wherein the reaction tank (7) comprises a water storage shell (71), a settling plate (72), an electrolyzer (73) and a pH value detection piece (74), the water storage shell (71) is installed in the placing cavity (10), a water storage cavity (710) is arranged inside the water storage shell (71), and the water inlet (7a) and the water outlet (7b) are both arranged on the water storage shell (71) and communicated with the water storage cavity (710); the electrolyzer (73) and the PH value detection piece (74) are both arranged on the water storage shell (71), and the electrolysis end of the electrolyzer (73) and the detection end of the PH value detection piece (74) both extend into the water storage cavity (710); the settling plate (72) is detachably arranged at the bottom of the water storage cavity (710), and a plurality of settling tanks (720) are arranged on the settling plate (72).
9. A laboratory waste liquid treatment apparatus according to claim 8, characterized in that said secondary filter mechanism (8) comprises a support plate (81) and an activated carbon rod (82), said support plate (81) is installed in said placing cavity (10), and a filter tank (810) is provided on said support plate (81), and a first row of holes (8101) and a second row of holes (8102) communicating said filter tank (810), said activated carbon rod (82) is detachably installed in said filter tank (810) and is located between said first row of holes (8101) and said second row of holes (8102); the discharging mechanism (9) comprises a draining pump (91) and a draining valve (92), a draining port (7b) on the water storing shell (71) is communicated with the first row of holes (8101), a water inlet end of the draining pump (91) is communicated with the second row of holes (8102), and the draining valve (92) is installed at a draining end of the draining pump (91).
10. The laboratory waste liquid treatment equipment according to claim 1, further comprising an ultraviolet lamp (1D), wherein the ultraviolet lamp (1D) is installed in the placing cavity (10) and correspondingly disposed above the water storage cavity (710), and the whole water storage shell (71) is made of a transparent material.
Priority Applications (1)
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|---|---|---|---|
| CN202011558712.7A CN112707567A (en) | 2020-12-25 | 2020-12-25 | Laboratory waste liquid treatment equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011558712.7A CN112707567A (en) | 2020-12-25 | 2020-12-25 | Laboratory waste liquid treatment equipment |
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| CN112707567A true CN112707567A (en) | 2021-04-27 |
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| CN202011558712.7A Pending CN112707567A (en) | 2020-12-25 | 2020-12-25 | Laboratory waste liquid treatment equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116983731A (en) * | 2023-09-20 | 2023-11-03 | 深圳市九天隆实验室装备有限公司 | Laboratory waste liquid treatment device |
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