CN110818127A - Categorised recovery processing device of chemistry chemical industry reagent waste liquid - Google Patents
Categorised recovery processing device of chemistry chemical industry reagent waste liquid Download PDFInfo
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- CN110818127A CN110818127A CN201910947733.9A CN201910947733A CN110818127A CN 110818127 A CN110818127 A CN 110818127A CN 201910947733 A CN201910947733 A CN 201910947733A CN 110818127 A CN110818127 A CN 110818127A
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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
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/43—Mixing liquids with liquids; Emulsifying using driven stirrers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/82—Combinations of dissimilar mixers
- B01F33/821—Combinations of dissimilar mixers with consecutive receptacles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/60—Safety arrangements
- B01F35/605—Safety devices concerning the operation of the mixer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F35/93—Heating or cooling systems arranged inside the receptacle
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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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F2035/98—Cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/305—Treatment of water, waste water or sewage
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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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
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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
- C02F2303/00—Specific treatment goals
- C02F2303/10—Energy recovery
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
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- Removal Of Specific Substances (AREA)
Abstract
The invention discloses a chemical reagent waste liquid classification recovery processing device, comprising: the acid waste liquid recovery tank and the alkaline waste liquid recovery tank are respectively communicated with water outlets of the first corrugated inclined plate oil separation tank and the second corrugated inclined plate oil separation tank through waste liquid collecting pipes. According to the invention, the acidic waste liquid and the alkaline waste liquid in the chemical and chemical reagents are classified and recovered, and the acidic waste liquid and the alkaline waste liquid are subjected to mutual neutralization treatment, so that the comprehensive utilization of the waste and the waste is realized by utilizing the self characteristics of the acidic waste liquid and the alkaline waste liquid, the treatment is convenient, the cost is lower, the floating oil in the neutralization treatment is treated by the corrugated inclined plate oil separation tank during the recovery treatment, the heat generated during the neutralization treatment is recycled by the heat exchange coil pipe during the neutralization treatment, and the floating oil in the waste liquid is recovered, and simultaneously the heat generated during the neutralization reaction is recovered, so that the safety of the neutralization treatment is improved.
Description
Technical Field
The invention relates to the technical field of chemical and chemical reagent waste liquid treatment, in particular to a chemical and chemical reagent waste liquid classification recovery treatment device.
Background
The chemical waste liquid is the waste liquid such as process waste liquid, cooling liquid, waste gas washing liquid, equipment washing liquid and the like discharged in chemical production. These waste liquids if not discharge through the processing, can cause the pollution of different properties and the different degree of liquid, thereby harm human health, influence industrial and agricultural's production, chemical industry reagent waste liquid divide into acid waste liquid and alkaline waste liquid at most, and contain the oil slick in the waste liquid, mostly directly carry out neutralization treatment to it through the reagent when carrying out recovery processing to chemical industry reagent waste liquid, then after-treatment carrying out, because contain the oil slick in the waste liquid, and lack the measure of carrying out recovery treatment to the heat that neutralization treatment released heat and goes on when handling, lead to the heat waste, seriously influence the security of handling.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a chemical reagent waste liquid classification and recovery treatment device.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a categorised recovery processing device of chemistry and chemical industry reagent waste liquid, includes: an acid waste liquid recovery tank, an alkaline waste liquid recovery tank and a neutralization treatment tank;
the acidic waste liquid recovery tank and the alkaline waste liquid recovery tank are respectively communicated with the water outlets of the first corrugated inclined plate oil separation tank and the second corrugated inclined plate oil separation tank through waste liquid collecting pipes;
the neutralization treatment tank is provided with a premixing treatment pipe, and a mixing stirring shaft is embedded into the inside of the premixing treatment pipe, wherein the mixing stirring shaft penetrates through the premixing treatment pipe and extends into the neutralization treatment tank;
the top both sides of processing pipe in advance are connected with first connecting branch pipe and second connecting branch pipe in the splayed, and the top of first connecting branch pipe and second connecting branch pipe respectively with acid waste liquid recovery jar and alkaline waste liquid recovery jar intercommunication.
As a further description of the above technical solution:
be equipped with the governing valve on first connecting branch pipe and the second connecting branch pipe respectively, adjust through the governing valve to on first connecting branch pipe and the second connecting branch pipe to the realization is controlled the flow of first connecting branch pipe and second connecting branch pipe, finally realizes controlling the supply flow of acid waste liquid and maintenance waste liquid when neutralization treatment, is convenient for handle more comprehensively to neutralization.
As a further description of the above technical solution:
a stirring motor is spirally fixed between the first connecting branch pipe and the second connecting branch pipe through a motor fixing frame, and the stirring motor is in transmission connection with the rear part of the mixing stirring shaft through a shaft coupling.
As a further description of the above technical solution:
first ripple swash plate oil interceptor and second ripple swash plate oil interceptor all communicate with waste oil collecting tank through waste oil recovery pipe, cooperate the waste oil recovery pipe to retrieve the waste oil of separation in first ripple swash plate oil interceptor and the second ripple swash plate oil interceptor through waste oil collecting tank.
As a further description of the above technical solution:
the utility model discloses a neutralization treatment tank, including neutralization treatment tank, PH meter, liquid discharge tube, charge door and auxiliary neutralization treatment agent, neutralization treatment tank's one side casing top is equipped with the charge door, the PH meter is installed at the opposite side casing top of neutralization treatment tank, and the PH meter extends to P neutralization treatment tank's inboard, the bottom central point department of neutralization treatment tank is equipped with the fluid-discharge tube, and whether the PH meter is arranged in measuring neutralization treatment tank and handles comprehensively, and the charge door is used for adding supplementary neutralization treatment agent when neutralization reaction does not have comprehensively.
As a further description of the above technical solution:
the heat exchange coil is also included;
the heat exchange coil is fixedly arranged on the inner wall of the neutralization treatment tank, and a water inlet and a water outlet of the heat exchange coil are respectively connected with a water inlet connecting pipe and a water outlet connecting pipe.
As a further description of the above technical solution:
and the water inlet connecting pipe and the water outlet connecting pipe penetrate through the neutralization treatment tank and are respectively communicated with the cold water tank and the hot water recovery tank.
Through heat exchange coil cooperation connecting pipe and the water connecting pipe of intaking water supply water out, realize that the circulation carries out the recovery processing to the inboard neutralization reaction heat that produces of neutralization treatment jar, the energy saving, the effectual neutralization treatment jar neutralization that prevents simultaneously is handled the potential safety hazard that exothermal production, improves the security to chemical industry reagent waste liquid treatment.
A use method of a chemical and chemical reagent waste liquid classification recovery processing device comprises the following steps:
s01: respectively injecting the acidic waste liquid and the alkaline waste liquid of the chemical reagent into a first corrugated inclined plate oil separation tank and a second corrugated inclined plate oil separation tank, respectively carrying out oil-water separation treatment on the acidic waste liquid and the alkaline waste liquid of the chemical reagent through the first corrugated inclined plate oil separation tank and the second corrugated inclined plate oil separation tank, and respectively conveying the treated acidic waste liquid and the treated alkaline waste liquid into an acidic waste liquid recovery tank and an alkaline waste liquid recovery tank through waste liquid collecting pipes;
s02: turning on a power switch of a stirring motor, driving a mixing stirring shaft to rotate by the stirring motor through a coupler, and synchronously driving a premixing stirring frame and a mixing stirring paddle on the mixing stirring shaft to rotate;
s04: opening regulating valves on the first connecting branch pipe and the second connecting branch pipe, injecting the acidic waste liquid and the alkaline waste liquid in the acidic waste liquid recovery tank and the alkaline waste liquid recovery tank into the premixing treatment pipe through the first connecting branch pipe and the second connecting branch pipe respectively, and then entering the neutralization treatment tank through the premixing treatment pipe, premixing the acidic waste liquid and the alkaline waste liquid in the premixing treatment pipe by using a premixing stirring frame, and performing secondary mixing neutralization treatment on the acidic waste liquid and the alkaline waste liquid in the neutralization treatment tank to enable the acidic waste liquid and the alkaline waste liquid to be more comprehensive in neutralization reaction;
s05: after the neutralization reaction is finished, taking the pH value of the neutralized waste liquid through a pH meter, and when the neutralization treatment is not complete, adding a neutralization reagent through a feeding port to perform secondary neutralization so as to completely neutralize the acidic waste liquid and the alkaline waste liquid;
s06: when acid waste liquid and alkaline waste liquid neutralization treatment, for heat exchange coil injection cold water through cold water tank cooperation connecting pipe of intaking, heat exchange coil can be collected and heat cold water to the heat that the neutralization reaction produced, cold water after the heating discharges to hot water recovery case through a water connecting pipe and advances to retrieve, realizes circulating and retrieves the inside heat of neutralization treatment jar, prevents simultaneously that the reaction is exothermic to lead to the high temperature, improves the security of neutralization treatment.
As a further description of the above technical solution:
and in the step S01, the first corrugated inclined plate oil separation tank and the second corrugated inclined plate oil separation tank carry out oil-water separation treatment on the acidic waste liquid and the alkaline waste liquid of the chemical reagent to generate waste oil, and the waste oil is conveyed to the waste oil collecting tank through a waste oil recovery pipe to be collected.
Advantageous effects
The invention provides a chemical reagent waste liquid classification recovery processing device. The method has the following beneficial effects:
(1): the chemical reagent waste liquid classifying, recycling and treating device classifies and recycles the acid waste liquid and the alkaline waste liquid in the chemical reagent, the mutual neutralization treatment is carried out on the acid waste liquid and the alkaline waste liquid, the comprehensive utilization of the waste and the waste is realized by utilizing the self characteristics of the acid waste liquid and the alkaline waste liquid, the treatment is convenient, the cost is lower, the floating oil in the waste is treated by the corrugated inclined plate oil separation tank during the recovery treatment, then the acid waste liquid and the alkaline waste liquid are neutralized, and the heat generated by the neutralization treatment is recycled by the heat exchange coil pipe during the neutralization treatment, so that the waste of heat is reduced, and the floating oil in the acid waste liquid and the alkaline waste liquid is recycled, meanwhile, the heat of the neutralization reaction is recovered, the safety of neutralization treatment is obviously improved, and the practicability of the chemical reagent waste liquid classification recovery treatment device is improved.
(2): this categorised recovery processing device of chemical industry reagent waste liquid is through being equipped with on the neutralization treatment pipe and thoughtlessly handle the pipe, can at first enter into in advance when pouring into acid waste liquid and alkaline waste liquid and thoughtlessly handle the pipe, then carry out in advance the neutralization treatment to acid waste liquid and alkaline waste liquid under the effect of (mixing) shaft, reentrant and carry out secondary treatment in the neutralization treatment jar, the improvement that is showing handles, and set up in the neutralization treatment jar and handle and detect the PH meter, the cooperation charge door can carry out the secondary when acid waste liquid and alkaline waste liquid are handled incompletely and add the treatment agent and handle, guarantee that acid waste liquid and alkaline waste liquid are handled completely, further improve its treatment effect.
Drawings
FIG. 1 is a schematic view of the overall structure of a chemical and chemical reagent waste liquid classification and recovery processing device according to the present invention;
FIG. 2 is a schematic view of the structure of a neutralization treatment tank according to the present invention;
FIG. 3 is a schematic view of the structure of a premix processing tube according to the present invention;
fig. 4 is a schematic structural diagram of the heat exchange coil of the present invention.
Illustration of the drawings:
1. an acid waste liquid recovery tank; 2. an alkaline waste liquid recovery tank; 3. a pre-mix treatment tube; 4. a neutralization treatment tank; 5. a waste liquid collecting pipe; 6. a first corrugated sloping plate oil separation tank; 7. a second corrugated sloping plate oil separation tank; 8. a waste oil recovery pipe; 9. a waste oil collecting tank; 10. a feed inlet; 11. a pH meter; 12. a mixing stirring shaft; 13. a premixing and stirring frame; 14. mixing and stirring paddles; 15. a first connecting branch pipe; 16. a second connecting branch pipe; 17. adjusting a valve; 18. a stirring motor; 19. a motor fixing frame; 20. a heat exchange coil; 21. a water inlet connecting pipe; 22. a cold water tank; 23. a water outlet connecting pipe; 24. a hot water recovery tank.
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.
Referring to fig. 1-4, a chemical industry reagent waste liquid classification recovery processing device includes: an acid waste liquid recovery tank 1, an alkaline waste liquid recovery tank 2 and a neutralization treatment tank 4;
the acidic waste liquid recovery tank 1 and the alkaline waste liquid recovery tank 2 are respectively communicated with the water outlets of a first corrugated inclined plate oil separation tank 6 and a second corrugated inclined plate oil separation tank 7 through a waste liquid collecting pipe 5;
the neutralization treatment tank 4 is provided with a premixing treatment pipe 3, and the inner side of the premixing treatment pipe 3 is embedded with a mixing stirring shaft 12, wherein the mixing stirring shaft 12 penetrates through the premixing treatment pipe 3 and extends into the neutralization treatment tank 4, the mixing stirring shaft 12 is positioned at the outer side of the inner part of the premixing treatment pipe 3 and is welded with a premixing stirring frame 13, and the mixing stirring shaft 12 is positioned at the outer side of the inner part of the neutralization treatment tank 4 and is welded with a mixing stirring paddle 14;
the two sides of the top of the premixing treatment pipe 3 are connected with a first connecting branch pipe 15 and a second connecting branch pipe 16 in a splayed manner, and the top ends of the first connecting branch pipe 15 and the second connecting branch pipe 16 are respectively communicated with the acidic waste liquid recovery tank 1 and the alkaline waste liquid recovery tank 2.
Be equipped with governing valve 17 on first connecting branch 15 and the second connecting branch 16 respectively, adjust through governing valve 17 to on first connecting branch 15 and the second connecting branch 16 to the realization is controlled the flow of first connecting branch 15 and second connecting branch 16, finally realizes controlling the supply flow of acid waste liquid and maintenance waste liquid when neutralization treatment, is convenient for handle more comprehensively to neutralization.
A stirring motor 18 is spirally fixed between the first connecting branch pipe 15 and the second connecting branch pipe 16 through a motor fixing frame 19, and the stirring motor 18 is in transmission connection with the rear mixing stirring shaft 12 through a coupler.
First ripple swash plate oil interceptor 6 and second ripple swash plate oil interceptor 7 all communicate with waste oil collecting tank 9 through waste oil recovery pipe 8, cooperate waste oil recovery pipe 8 to retrieve the waste oil of separation in first ripple swash plate oil interceptor 6 and the second ripple swash plate oil interceptor 7 through waste oil collecting tank 9, first ripple swash plate oil interceptor 6 and second ripple swash plate oil interceptor 7 are handled as the physics room to acid waste liquid and alkaline waste liquid at oil-water separation respectively, can not lead to the fact the influence to acid waste liquid and alkaline waste liquid chemical property, and then can not exert an influence to acid waste liquid and alkaline waste liquid later-order neutralization treatment.
The casing top of one side of neutralization treatment jar 4 is equipped with charge door 10, and PH meter 11 is installed at the opposite side casing top of neutralization treatment jar 4, and PH meter 11 extends to P and handles jar 4 inboard in, and the bottom central point department of neutralizing treatment jar 4 is equipped with the fluid-discharge tube, and PH meter 11 is used for measuring and handles jar 4 neutralization whether comprehensive, and charge door 10 is used for adding supplementary neutralization treatment medicament when neutralization reaction does not have comprehensively.
Also includes a heat exchange coil 20;
the heat exchange coil 20 is fixedly arranged on the inner wall of the neutralization treatment tank 4, and a water inlet and a water outlet of the heat exchange coil 20 are respectively connected with a water inlet connecting pipe 21 and a water outlet connecting pipe 23.
The water inlet connecting pipe 21 and the water outlet connecting pipe 23 penetrate through the neutralization treatment tank 4 and are respectively communicated with the cold water tank 22 and the hot water recovery tank 24.
Through heat exchange coil 20 cooperation connecting pipe 21 and the play water connecting pipe 23 of intaking water supply water and go out water, realize the circulation and carry out recovery processing to the heat that neutralization reaction produced in neutralization treatment tank 4 inboard, the energy saving, the effectual security hidden danger that prevents neutralization treatment tank 4 neutralization treatment exothermic production simultaneously improves the security to chemical industry reagent waste liquid treatment.
A use method of a chemical and chemical reagent waste liquid classification recovery processing device comprises the following steps:
s01: respectively injecting the acidic waste liquid and the alkaline waste liquid of the chemical reagent into a first corrugated inclined plate oil separation tank 6 and a second corrugated inclined plate oil separation tank 7, respectively carrying out oil-water separation treatment on the acidic waste liquid and the alkaline waste liquid of the chemical reagent through the first corrugated inclined plate oil separation tank 6 and the second corrugated inclined plate oil separation tank 7, and respectively conveying the treated acidic waste liquid and the treated alkaline waste liquid into an acidic waste liquid recovery tank 1 and an alkaline waste liquid recovery tank 2 through a waste liquid collecting pipe 5;
s02: turning on a power switch of the stirring motor 18, driving the mixing stirring shaft 12 to rotate by the stirring motor 18 through the coupler, and synchronously driving the premixing stirring frame 13 and the mixing stirring paddle 14 on the mixing stirring shaft 12 to rotate;
s04: opening the regulating valves 17 on the first connecting branch pipe 15 and the second connecting branch pipe 16, then injecting the acidic waste liquid and the alkaline waste liquid in the acidic waste liquid recovery tank 1 and the alkaline waste liquid recovery tank 2 into the premixing treatment pipe 3 through the first connecting branch pipe 15 and the second connecting branch pipe 16 respectively, and then entering the neutralization treatment tank 4 through the premixing treatment pipe 3, premixing the acidic waste liquid and the alkaline waste liquid in the premixing treatment pipe 3 by the premixing stirring frame 13, and performing secondary mixing and neutralization treatment on the acidic waste liquid and the alkaline waste liquid in the neutralization treatment tank 4, so that the acidic waste liquid and the alkaline waste liquid are subjected to more comprehensive neutralization reaction;
s05: after the neutralization reaction is finished, measuring the pH value of the neutralized waste liquid through a pH meter 11, and when the neutralization treatment is not complete, adding a neutralization reagent through a feed inlet 10 for secondary neutralization so as to completely neutralize the acidic waste liquid and the alkaline waste liquid;
s06: when acid waste liquid and alkaline waste liquid neutralization treatment, for heat exchange coil 20 pours into cold water into through cold water tank 22 cooperation connecting pipe 21, heat exchange coil 20 can collect and heat cold water the heat that neutralization reaction produced, cold water after the heating discharges to hot water recovery case 24 through a water connecting pipe 23 and advances to retrieve, realize circulating and retrieve the inside heat of neutralization treatment jar 4, prevent simultaneously that the reaction is exothermic to lead to the high temperature, improve the security of neutralization treatment.
In the step S01, the waste oil generated by oil-water separation of the acidic waste liquid and the alkaline waste liquid of the chemical reagent in the first corrugated sloping plate oil interceptor 6 and the second corrugated sloping plate oil interceptor 7 is transported to the waste oil collecting tank 9 through the waste oil recycling pipe 8 and collected.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a categorised recovery processing device of chemistry and chemical industry reagent waste liquid which characterized in that includes: an acid waste liquid recovery tank (1), an alkaline waste liquid recovery tank (2) and a neutralization treatment tank (4);
the acidic waste liquid recovery tank (1) and the alkaline waste liquid recovery tank (2) are respectively communicated with the water outlets of the first corrugated inclined plate oil separation tank (6) and the second corrugated inclined plate oil separation tank (7) through a waste liquid collecting pipe (5);
the neutralization treatment tank (4) is provided with a premixing treatment pipe (3), and a mixing stirring shaft (12) is embedded into the inside of the premixing treatment pipe (3), wherein the mixing stirring shaft (12) penetrates through the premixing treatment pipe (3) and extends into the neutralization treatment tank (4), a premixing stirring frame (13) is welded on the outer side of the inner part of the premixing treatment pipe (3) of the mixing stirring shaft (12), and a mixing stirring paddle (14) is welded on the outer side of the part of the mixing stirring shaft (12) which is positioned inside the neutralization treatment tank (4);
the top both sides of processing pipe (3) in advance become the splayed first connecting branch pipe (15) and second connecting branch pipe (16) of being connected with, and the top of first connecting branch pipe (15) and second connecting branch pipe (16) communicates with acid waste liquid recovery jar (1) and alkaline waste liquid recovery jar (2) respectively.
2. The chemical reagent waste liquid classifying, recycling and processing device according to claim 1, wherein the first connecting branch (15) and the second connecting branch (16) are respectively provided with a regulating valve (17).
3. The chemical reagent waste liquid classifying, recycling and processing device according to claim 1, characterized in that a stirring motor (18) is spirally fixed between the first connecting branch pipe (15) and the second connecting branch pipe (16) through a motor fixing frame (19), and the stirring motor (18) is in transmission connection with the mixing stirring shaft rear (12) through a shaft coupling.
4. The chemical reagent waste liquid classifying, recycling and processing device according to claim 1, wherein the first corrugated sloping plate oil separation tank (6) and the second corrugated sloping plate oil separation tank (7) are both communicated with the waste oil collecting tank (9) through a waste oil recycling pipe (8).
5. The chemical reagent waste liquid classification and recovery processing device according to claim 1, wherein a feed inlet (10) is arranged on the top of the casing on one side of the neutralization processing tank (4), a PH meter (11) is arranged on the top of the casing on the other side of the neutralization processing tank (4), the PH meter (11) extends to the inner side of the neutralization processing tank (4), and a drain pipe is arranged at the central position of the bottom of the neutralization processing tank (4).
6. The chemical reagent waste liquid classifying, recycling and processing device according to claim 1, further comprising a heat exchange coil (20);
the heat exchange coil (20) is fixedly arranged on the inner wall of the neutralization treatment tank (4), and a water inlet and a water outlet of the heat exchange coil (20) are respectively connected with a water inlet connecting pipe (21) and a water outlet connecting pipe (23).
7. The chemical and chemical reagent waste liquid classifying, recycling and treating device as claimed in claim 6, wherein the water inlet connecting pipe (21) and the water outlet connecting pipe (23) both penetrate through the neutralizing treatment tank (4) and are respectively communicated with the cold water tank (22) and the hot water recycling tank (24).
8. The use method of the chemical and chemical reagent waste liquid classification recovery treatment device is characterized by comprising the following steps:
s01: respectively injecting acidic waste liquid and alkaline waste liquid of a chemical reagent into a first corrugated inclined plate oil separation tank (6) and a second corrugated inclined plate oil separation tank (7), respectively carrying out oil-water separation treatment on the acidic waste liquid and the alkaline waste liquid of the chemical reagent through the first corrugated inclined plate oil separation tank (6) and the second corrugated inclined plate oil separation tank (7), and respectively conveying the treated acidic waste liquid and the treated alkaline waste liquid into an acidic waste liquid recovery tank (1) and an alkaline waste liquid recovery tank (2) through a waste liquid collecting pipe (5);
s02: turning on a power switch of a stirring motor (18), driving a mixing stirring shaft (12) to rotate by the stirring motor (18) through a coupler, and synchronously driving a premixing stirring frame (13) and a mixing stirring paddle (14) on the mixing stirring shaft (12) to rotate;
s04: opening regulating valves (17) on the first connecting branch pipe (15) and the second connecting branch pipe (16), injecting the acidic waste liquid and the alkaline waste liquid in the acidic waste liquid recovery tank (1) and the alkaline waste liquid recovery tank (2) into the premixing treatment pipe (3) through the first connecting branch pipe (15) and the second connecting branch pipe (16), then entering the neutralization treatment tank (4) through the premixing treatment pipe (3), premixing the acidic waste liquid and the alkaline waste liquid in the premixing treatment pipe (3) by a premixing stirring frame (13), and performing secondary mixing and neutralization treatment on the acidic waste liquid and the alkaline waste liquid in the neutralization treatment tank (4) to enable the acidic waste liquid and the alkaline waste liquid to be subjected to more comprehensive neutralization reaction;
s05: after the neutralization reaction is finished, measuring the pH value of the neutralized waste liquid through a pH meter (11), and when the neutralization treatment is not complete, adding a neutralization reagent through a feeding port (10) for secondary neutralization to completely neutralize the acidic waste liquid and the alkaline waste liquid;
s06: in acid waste liquid and alkaline waste liquid neutralization treatment, cooperate through cold water tank (22) and intake connecting pipe (21) and pour into cold water into for heat exchange coil (20), heat exchange coil (20) can be collected and heat cold water to the heat that neutralization reaction produced, cold water after the heating discharges through water connecting pipe (23) and advances to retrieve to hot water recovery case (24), realize the circulation and retrieve the inside heat of neutralization treatment jar (4), prevent simultaneously that the reaction is exothermic to lead to the high temperature, improve the security of neutralization treatment.
9. The use method of the device for classifying, recovering and treating the chemical reagent waste liquid according to claim 8, wherein in the step S01, the waste oil generated by the oil-water separation treatment of the chemical reagent acidic waste liquid and the chemical reagent alkaline waste liquid by the first corrugated inclined plate oil separation tank (6) and the second corrugated inclined plate oil separation tank (7) is transported to the waste oil collection tank (9) through the waste oil recovery pipe (8) to be collected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910947733.9A CN110818127A (en) | 2019-10-08 | 2019-10-08 | Categorised recovery processing device of chemistry chemical industry reagent waste liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910947733.9A CN110818127A (en) | 2019-10-08 | 2019-10-08 | Categorised recovery processing device of chemistry chemical industry reagent waste liquid |
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| Publication Number | Publication Date |
|---|---|
| CN110818127A true CN110818127A (en) | 2020-02-21 |
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| CN201910947733.9A Withdrawn CN110818127A (en) | 2019-10-08 | 2019-10-08 | Categorised recovery processing device of chemistry chemical industry reagent waste liquid |
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| CN (1) | CN110818127A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111792773A (en) * | 2020-07-21 | 2020-10-20 | 耿秋华 | Chemical reagent recovery unit is used in chemistry experiment room |
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2019
- 2019-10-08 CN CN201910947733.9A patent/CN110818127A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111792773A (en) * | 2020-07-21 | 2020-10-20 | 耿秋华 | Chemical reagent recovery unit is used in chemistry experiment room |
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Application publication date: 20200221 |