Laboratory sewage environment-friendly purification treatment device

Abstract

The utility model discloses an environment-friendly laboratory sewage purification treatment device which comprises an equipment main body, a sewage pool, a collecting pool and an adsorption box which are arranged up and down are erected through the equipment main body, a draining and filtering unit is arranged between the sewage pool and the collecting pool, and the draining and filtering unit comprises a primary filtering pool arranged below the sewage pool; the bottom end of the sewage pool is communicated with a plurality of water guide pipes which are arranged at intervals and extend into the primary filtering pool, a hollow water guide barrel is erected below the primary filtering pool, a draining basket is installed in the water guide barrel, a stirrer and an aeration assembly are arranged in the collecting pool, a chemical box is further erected on one side of the sewage pool, and the adsorption box is located below the collecting pool. A water outlet is formed in the bottom end of the adsorption box. The laboratory sewage treatment device is low in manufacturing and mounting cost, sewage generated in a laboratory is treated through primary filtration, collection and adsorption, generated purified water can be recycled for the second time, the sewage is directly discharged after being inspected to reach the standard, water resources are saved, and the environment-friendly requirement is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment and purification equipment technical field, specifically is a laboratory sewage environmental protection purification treatment device. BACKGROUND

[0002] In many industrial and mining enterprises, scientific research institutions, the sewage discharged from the laboratory is generally not treated strictly, especially the sewage containing dust, particles and other heavy metals has a great impact on the ecological environment; the water consumption of the laboratory is huge, but the water quality requirement of the test water in some links is not high, so the sewage treatment of the laboratory not only protects the environment, but also plays a crucial role in protecting water resources and saving water. In addition, the conventional sewage treatment equipment has a complicated structure and needs to be cleaned regularly, so that the sewage cannot be reasonably recycled and utilized, and environmental pollution is caused, which cannot meet the environmental protection requirements.

[0003] The existing treatment equipment has complex process, dispersed equipment and complicated operation, which causes many inconvenient problems in actual production. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the defects and deficiencies in the prior art, and provides a laboratory sewage environmental protection purification treatment device, which solves various problems in the prior art.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A laboratory sewage environmental protection purification treatment device, comprising an equipment main body, a sewage pool, a collection pool and an adsorption box arranged in sequence from top to bottom, a drip filter unit arranged between the sewage pool and the collection pool, the drip filter unit comprising a primary filter pool arranged below the sewage pool, a plurality of water guide pipes arranged at intervals and extending into the primary filter pool being communicated with the bottom end of the sewage pool, a hollow water guide cylinder arranged below the primary filter pool, a drip basket arranged in the water guide cylinder, a stirrer and an aeration assembly arranged in the collection pool, a reagent tank arranged on one side of the sewage pool and used for automatically adding reagents to the collection pool, the adsorption box being arranged below the collection pool and communicated with the collection pool through inlet and outlet water pipes, a switch valve being arranged in the pipes, and a water outlet being arranged at the bottom end of the adsorption box.

[0007] An end cover is arranged at the opening of the sewage pool, a reverse inlet is arranged in the middle of the end cover, a filter residue filter basket is arranged at the reverse inlet, the filter residue filter basket has a cylindrical structure, a flange is arranged at the upper opening of the filter residue filter basket and used for buckling above the reverse inlet, and water leakage holes are arranged on the bottom surface and the side surface of the filter residue filter basket.

[0008] The filter residue filtering basket is provided with a layered filtering net rack, the layered filtering net rack comprises a filtering net frame, strip-shaped water leakage grooves are distributed on the bottom end surface and the side surface of the filtering net frame, a lifting rod for facilitating lifting is arranged at the center position of the layered filtering net rack, and an annular boss for supporting the layered filtering net is arranged on the mouth side wall of the filter residue filtering basket.

[0009] The bottom of the primary filtering tank is paved with a primary filtering layer, and the bottom of the primary filtering tank is provided with a water outlet pipe, and a one-way valve is mounted at the end of the water outlet pipe.

[0010] The stirrer comprises a stirring shaft horizontally arranged in the middle of the trapping tank, stirring blades are distributed on the stirring shaft, the stirring shaft is a hollow shaft body structure, and the rotation of the stirring shaft is driven by a stirring motor at one end.

[0011] The aeration assembly comprises a spray pipe group paved in the trapping tank, the spray pipe group comprises a plurality of spray pipes arranged at intervals, the spray pipes are respectively clamped in the clamping grooves of the two supporting tables at the bottom of the trapping tank, the spray pipes are provided with nozzles arranged at intervals, one end of the spray pipe is longitudinally provided with a total gas pipe in communication with each spray pipe, and the total gas pipe is in communication with a gas supply pipeline of a gas pump.

[0012] The medicament tank comprises a tank body, a medicament inlet is arranged at the mouth of the tank body, a medicament liquid outlet pipe is arranged at the bottom of the tank body, a spiral feeding medicament feeder is arranged at the bottom of the medicament liquid outlet pipe.

[0013] The bottom end surface of the adsorption tank is distributed with fixed rings arranged at intervals, the fixed rings are clamped with adsorption pipes for adsorbing residual heavy metal substances, the adsorption pipes are screen mesh structures, and the bottom is provided with a sealing plate, and the upper end is provided with an end plate, and the adsorption pipes are filled with 1:1 mixed granular activated carbon and edible alkali particles.

[0014] The other side of the sewage tank is provided with a suspended matter collecting tank, and a suspended matter collector is arranged above the sewage tank close to the side of the suspended matter collecting tank, the suspended matter collector comprises a rotating shaft, the rotating shaft is provided with a paddle, and the rotation of the rotating shaft is driven by a collecting motor at the end.

[0015] Compared with the prior art, the beneficial effects of the present application are:

[0016] The present application has the advantages of simple structure, low manufacturing and installation cost, treatment of laboratory generated sewage through primary filtration, trapping and adsorption, recycling of generated clean water, direct discharge of sewage after inspection, saving of water resources and meeting of environmental protection requirements. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a structural schematic view of the present application.

[0018] Fig. 2 is a plan view of the present utility model;

[0019] Fig. 3 is a plan view of the adsorption column of the present utility model;

[0020] Fig. 4 is a plan view of the cooperation of the filter residue filter basket and the layered filter net rack;

[0021] Fig. 5 is a plan view of the primary filtration tank;

[0022] Fig. 6 is a plan view of the cooperation of the draining basket and the water guide cylinder.

[0023] Reference signs:

[0024] 1, sewage tank; 2, water guide pipe; 3, primary filtration layer; 4, water outlet pipe; 5, draining basket; 6, water guide cylinder; 8, medicament box; 9, medicament inlet; 10, screw feed medicament feeder; 11, medicament feeding motor; 12, collection tank; 13, suspended matter collector; 14, collection motor; 15, suspended matter collection tank; 16, agitator; 17, agitator motor; 18, air jet pipe; 19, air pump; 20, adsorption box; 21, adsorption pipe; 22, water outlet; 23, primary filtration tank; 24, water inlet and outlet pipe; 25, filter residue filter basket; 26, flange; 27, strip-shaped water leakage groove; 28, layered filter net rack; 29, lifting rod; 30, annular boss; 31, fixing ring. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present utility model.

[0026] Reference signs: Figs. 1-3 ;

[0027] The utility model provides a kind of laboratory sewage environmental protection purification treatment device, including equipment main body, sewage pool 1, capture pool 12 and adsorption box 20 are arranged by equipment main body, sewage pool 1 mouth part is provided with end cap, the middle part of end cap is equipped with inverted inlet, filter residue filter basket 25 is installed at inverted inlet, filter residue filter basket 25 is cylindrical structure, filter residue filter basket 25 upper port is provided with flange 26 for buckling in the upper of inverted inlet, the bottom surface and side surface of filter residue filter basket 25 are equipped with water leakage hole respectively.Filter residue filter basket 25 is arranged with layered filter screen frame 28, and layered filter screen frame 28 includes filter screen frame, and the bottom end surface and side surface on filter screen frame are distributed with strip water leakage groove 27, and the center position of layered filter screen frame 28 is provided with convenient lifting lifting rod 29, and the sidewall on the mouth of filter residue filter basket 25 is equipped with annular boss 30 for supporting layered filter screen.The sewage in experimental process sometimes has waste residue, so the structure of filter residue filter basket 25 and layered filter screen frame can filter out large filter residue, so as to ensure the smooth performance of subsequent filtration.

[0028] Further, sewage pool 1 and capture pool 12 are provided with water draining filter unit, and the water draining filter unit includes primary filter pool 23 arranged below sewage pool 1, the bottom of primary filter pool 23 is paved with primary filter layer 3, the bottom of primary filter pool 23 is provided with water outlet pipe 4, and the end of water outlet pipe 4 is installed with one-way valve. The bottom end of sewage pool 1 is communicated with a plurality of interval arranged water guide pipes 2 which extend into primary filter pool 23, and the bottom of primary filter pool 23 is arranged with hollow water guide cylinder 6, and water draining basket 5 is installed in water guide cylinder 6. The structure of the water draining filter unit is filtered step by step, the sewage is primary filtered by primary filter layer 3, and a large amount of impurities in the sewage are filtered, and the structure of water outlet pipe 4 and one-way valve can be controlled individually according to the amount of test sewage to be treated, so as to ensure that the sewage can be fully filtered in primary filter pool 23.

[0029] Further, the stirrer 16 and the aeration assembly are arranged in the capture pool 12, the stirrer 16 includes a stirring shaft horizontally arranged in the middle of the capture pool, the stirring shaft is distributed with stirring blades, the stirring shaft is a hollow shaft body structure, and the rotation of the stirring shaft is driven by the stirring motor 17 at one end. The aeration assembly includes a plurality of interval arranged jet pipes 18 arranged on the jet pipe group of the capture pool, the jet pipes 18 are respectively clamped on the clamping grooves of the two supporting tables at the bottom of the capture pool 12, the jet pipes 18 are distributed with interval arranged nozzles, one end of the jet pipes 18 is longitudinally provided with a total gas pipe communicated with each jet pipe, and the total gas pipe is communicated with the gas supply pipeline of the air pump 19. The structure of the stirrer and the aeration assembly can make the sewage fully mixed with the reagent in the capture pool, so as to promote the purification efficiency.

[0030] Further, the sewage tank 1 is also provided with a medicament tank 8 for automatic dosing to the capture tank 12. The medicament tank 8 comprises a tank body, the tank body is provided with a medicament inlet 9 at the opening, and the bottom of the tank body is provided with a medicament outlet pipe, and the bottom of the medicament outlet pipe is provided with a screw feeding dosing device 10. The screw feeding dosing device 10 is driven to screw feed into the capture tank 12 by the rotation of the dosing motor 11, and the addition amount and addition speed of the medicament can be controlled at any time according to actual needs; the other side of the sewage tank 1 is provided with a suspended solids collection tank 15, and a suspended solids collector 13 is arranged above the sewage tank near the suspended solids collection tank 15, the suspended solids collector 13 comprises a rotating shaft, and a paddle is arranged on the rotating shaft, the rotation of the rotating shaft is driven by a collection motor 14 at the end, and the collection motor 14 controls the rotating speed at 15r / min-30r / min. The floating material floating on the top of the capture tank can be collected by the paddle, and whether the mechanism is started or not is determined according to the nature of the sewage to be treated. If there is floating material, the cover device is started. In order to ensure the function of the suspended solids collector, a partition can be arranged in the capture tank to divide the capture tank into two communicating chambers, and a communication pipe is arranged outside the bottom of the two chambers, and a switch valve is arranged on the communication pipe, so as to ensure that the sewage with floating material can be collected and treated correspondingly.

[0031] Further, the adsorption tank 20 is located below the capture tank 12 and is in communication with the capture tank 12 above through an inlet and outlet water pipe 24, and a switch valve is arranged in the pipe, and the bottom end of the adsorption tank 20 is provided with a water outlet 22. The bottom end surface of the adsorption tank 20 is distributed with fixed rings 31 arranged at intervals, and the fixed rings 31 are clamped and placed with adsorption pipes 21 for adsorbing residual heavy metal substances, the adsorption pipes 21 are screen structures, and the bottom is provided with a sealing plate, and the upper end is provided with an end plate, and the adsorption pipes 21 are filled with 1:1 mixed granular activated carbon and edible alkali particles.

[0032] The above structure is simple, the manufacturing and installation cost is low, and in the use process, the laboratory sewage is collected to the sewage tank, the sewage enters the primary filter layer through the water inlet hole at the bottom of the sewage tank, then enters the one-way valve through the primary filter layer, the one-way valve can control the sewage to only go down but not go up, prevent the sewage from flowing back and the toxic and harmful gas from leaking out, and then enters the bottom capture tank through the bottom of the water draining basket, the purification medicament is added to the medicament tank on one side of the capture tank, the dosing controller starts uniform dosing by starting the dosing motor to control the dosing controller, the air pump starts to supply air by opening the air jet pipe at the bottom of the inner cavity of the capture tank, the stirrer at the center of the capture tank is opened for stirring, the solid substances suspended in water and other inorganic substances float on the water surface, the collector is arranged at the top on the other side of the capture tank, and the collector collects the suspended substances into the collection tank, and other sewage enters the adsorption tank, and then the residual heavy metal substances are adsorbed by the adsorption column, and then discharged through the water outlet; through the primary filtration, capture and adsorption, the laboratory generated sewage is treated, the produced clean water can be recycled, and the sewage can be directly discharged after inspection, which not only saves water resources, but also meets the environmental protection requirements.

[0033] Although the present specification is described in terms of embodiments, not every embodiment exhibits every characteristic or implements every combination of features described in the specification. In addition, the description of the specification is not to be understood as an entire list of independent technical solutions, but rather the specification is to be understood as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that can be understood by those skilled in the art.

[0034] The above description is merely a preferred embodiment of the present application, but is not intended to limit the scope of the present application. Any equivalent variation made within the scope of the claims of the present application should be within the scope of the claims of the present application.

Claims

1. A laboratory sewage environmental protection purification treatment device, comprising a device main body, characterized in that: The sewage pool (1), the collection pool (12) and the adsorption box (20) are arranged on the device body, a draining filter unit is arranged between the sewage pool (1) and the collection pool (12), the draining filter unit comprises a primary filter pool (23) arranged below the sewage pool (1), a plurality of spaced water guide pipes (2) are communicated with the bottom end of the sewage pool (1) and extend into the primary filter pool (23), a hollow water guide cylinder (6) is arranged below the primary filter pool (23), a draining basket (5) is arranged in the water guide cylinder (6), a stirrer (16) and an aeration assembly are arranged in the collection pool (12), a medicament box (8) for automatically adding medicament to the collection pool (12) is arranged on one side of the sewage pool (1), the adsorption box (20) is arranged below the collection pool (12) and is communicated with the collection pool (12) above through an inlet and outlet water pipeline (24), a switch valve is arranged in the pipeline, and a water outlet (22) is arranged at the bottom end of the adsorption box (20).

2. The laboratory sewage environment-friendly purification treatment device according to claim 1, characterized in that: An end cover is arranged at the opening of the sewage pool (1), a pouring opening is arranged in the middle of the end cover, a filter residue filter basket (25) is arranged at the pouring opening, the filter residue filter basket (25) is in a cylindrical structure, a flange (26) is arranged at the upper opening of the filter residue filter basket (25) and is buckled above the pouring opening, and water leakage holes are arranged on the bottom surface and the side surface of the filter residue filter basket (25).

3. The laboratory sewage environment-friendly purification treatment device according to claim 2, characterized in that: A layered filter screen frame (28) is arranged in the filter residue filter basket (25), the layered filter screen frame (28) comprises a filter screen frame, strip-shaped water leakage grooves (27) are arranged on the bottom surface and the side surface of the filter screen frame, a lifting rod (29) is arranged at the center position of the layered filter screen frame (28), and an annular boss (30) for supporting the layered filter screen is arranged on the side wall of the opening of the filter residue filter basket (25).

4. The laboratory sewage environment-friendly purification treatment device according to claim 1, characterized in that: An initial filter layer (3) is arranged on the bottom of the primary filter pool (23), a water outlet pipe (4) is arranged at the bottom of the primary filter pool (23), and a one-way valve is arranged at the end of the water outlet pipe (4).

5. The laboratory sewage environment-friendly purification treatment device according to claim 1, characterized in that: The stirrer (16) comprises a stirring shaft arranged horizontally in the middle of the collection pool, stirring blades are arranged on the stirring shaft, the stirring shaft is in a hollow shaft structure, and the rotation of the stirring shaft is driven by a stirring motor (17) at one end.

6. The laboratory sewage environment-friendly purification treatment device according to claim 1, characterized in that: The aeration assembly comprises a jet pipe group arranged on the collection pool, the jet pipe group comprises a plurality of spaced jet pipes (18), the jet pipes (18) are respectively clamped on the clamping grooves of the two supporting tables at the bottom of the collection pool (12), the jet pipes (18) are provided with spaced nozzles, one end of the jet pipe (18) is longitudinally provided with a total gas pipe communicated with each jet pipe, and the total gas pipe is communicated with a gas supply pipeline of a gas pump (19).

7. The laboratory sewage environment-friendly purification treatment device according to claim 1, characterized in that: The medicament box (8) comprises a box body, a medicament inlet (9) is arranged at the opening of the box body, a medicament liquid outlet pipe is arranged at the bottom of the box body, and a spiral feeding medicament feeder (10) is arranged at the bottom of the medicament liquid outlet pipe.

8. The laboratory sewage environment-friendly purification treatment device according to claim 1, characterized in that: The bottom end surface of the adsorption box (20) is distributed with fixed rings (31) arranged at intervals, the fixed rings (31) are clamped and placed with adsorption pipes (21) for adsorbing residual heavy metal substances, the adsorption pipes (21) are screen structures, and the bottom is provided with an end plate, and the upper end is provided with an end plate, the adsorption pipes (21) are filled with 1:1 mixed granular activated carbon and edible alkali particles.

9. The laboratory sewage environment-friendly purification treatment device according to claim 1, characterized in that: The other side of the sewage tank (1) is provided with a suspended matter collecting tank (15), and a suspended matter collector (13) is arranged above the sewage tank near the suspended matter collecting tank (15), the suspended matter collector (13) comprises a rotating shaft, the rotating shaft is provided with a paddle, and the rotation of the rotating shaft is driven by a collecting motor (14) at the end.

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