CN110589910B - Chemical waste recycling device and method - Google Patents
Chemical waste recycling device and method Download PDFInfo
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- CN110589910B CN110589910B CN201910956482.0A CN201910956482A CN110589910B CN 110589910 B CN110589910 B CN 110589910B CN 201910956482 A CN201910956482 A CN 201910956482A CN 110589910 B CN110589910 B CN 110589910B
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- 239000002894 chemical waste Substances 0.000 title claims abstract description 20
- 238000004064 recycling Methods 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims abstract description 7
- 238000011084 recovery Methods 0.000 claims abstract description 123
- 239000007788 liquid Substances 0.000 claims abstract description 122
- 239000010805 inorganic waste Substances 0.000 claims abstract description 59
- 238000002347 injection Methods 0.000 claims abstract description 37
- 239000007924 injection Substances 0.000 claims abstract description 37
- 239000002910 solid waste Substances 0.000 claims abstract description 26
- 239000010815 organic waste Substances 0.000 claims abstract description 25
- 239000002699 waste material Substances 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000003517 fume Substances 0.000 claims abstract description 16
- 239000007789 gas Substances 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000005406 washing Methods 0.000 claims abstract description 10
- 239000002351 wastewater Substances 0.000 claims abstract description 9
- 239000010808 liquid waste Substances 0.000 claims abstract description 8
- 238000005192 partition Methods 0.000 claims description 5
- 230000002159 abnormal effect Effects 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 231100000331 toxic Toxicity 0.000 claims description 2
- 230000002588 toxic effect Effects 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000002474 experimental method Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L1/00—Enclosures; Chambers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/003—Wastewater from hospitals, laboratories and the like, heavily contaminated by pathogenic microorganisms
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cleaning In General (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a chemical waste recycling device and method, and belongs to the field of waste recycling. The recovery device comprises solid waste, organic waste liquid, inorganic waste liquid and first-time waste water for washing experimental equipment; the whole recovery device is designed in a fume hood; the cylinder drives the recovery tank sealing cover to be opened and closed; the elastic safety air bag indicates the internal pressure of the recovery tank, and when the pressure is excessive, the air bag automatically breaks and releases the pressure in time; the non-contact liquid level meter indicates the waste liquid amount in the liquid recovery tank; the pipelines of the organic waste liquid and inorganic waste liquid recovery tank are Z-shaped, so that the waste liquid is prevented from splashing during injection, and the pipeline of the solid waste recovery tank is straight; the inorganic waste liquid recovery tank is communicated with the water tank through an L-shaped connecting pipe, and a one-way valve is arranged on the connecting pipe to prevent liquid and gas in the inorganic waste liquid recovery tank from reversely seeping into the water tank. The invention has smart structure, convenient operation, reasonable utilization of laboratory space, reduction of harmful gases in the laboratory and contribution to safety, environmental protection and health of laboratory workers.
Description
Technical Field
The invention belongs to the field of waste recovery, and particularly relates to a chemical waste recovery device and a chemical waste recovery method.
Background
With the development of socialization, chemistry is continuously improving our lives, including medicines, foods, materials, etc., and life is not separated from chemistry. Tens of thousands of departments such as various chemical enterprises, scientific research institutions, higher institutions, quality inspection, environmental protection and the like in China form a huge system, and a large amount of waste is brought to daily operation. Special wastes such as explosiveness, extremely toxicity, infectivity, radioactivity and the like must be recovered and treated by professional departments, and conventional solid wastes, organic waste liquid and inorganic waste liquid are required to be automatically classified and recovered in a laboratory, are properly stored and are treated by environmental protection companies at regular intervals. If not efficiently recovered and handled by a professional institution, the method can cause harm to the environment, health and safety.
The traditional conventional chemical waste collection mode is to directly place a recovery tank in a laboratory, and the harmful gas released by the recovery tank causes severe experimental environment and seriously affects the health of an experimenter; when the cover of the recovery tank is manually unscrewed and the waste is poured, an experimenter can inhale a large amount of harmful gas, and the waste is extremely easy to splash out to cause injury when the waste is poured; the recovery tank is randomly placed on the ground of a laboratory, the space cannot be reasonably utilized, the laboratory is jammed, a fire-fighting channel is blocked, and the recovery tank can topple over to cause the leakage of wastes, so that potential safety hazards are brought; the chemical reagent in the recovery tank may volatilize or react to increase the pressure in the closed tank, and if the pressure is not found and released in time, explosion may be caused; the chemical experiment uses equipment to remain a large amount of chemical reagents, if the washed water is directly discharged, the groundwater is polluted, the traditional method is to collect the wastewater of the first washing pass by using a basin, then pour the wastewater into an inorganic waste liquid barrel, the operation is complex, and some experimenters omit the step for convenience, thus causing environmental pollution.
Disclosure of Invention
The invention aims to provide a conventional chemical waste recovery device with a simple structure and convenient operation, so as to solve the problems in the background technology, improve the life of chemistry and reduce the harm of chemical experiments to the environment, health and safety.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a chemical waste recovery device is used for recovering conventional chemical waste, the whole recovery device comprises a cylinder or other driving mechanisms with similar functions, a recovery tank sealing cover, an elastic safety airbag, an organic waste liquid injection port, a Z-shaped connecting pipe, a straight connecting pipe, a connecting pipe of the elastic safety airbag, a non-contact liquid level meter, an inorganic waste liquid recovery tank, an organic waste liquid recovery tank, a solid waste recovery tank, a partition plate, an L-shaped connecting pipe, a check valve, a water tank, an inorganic waste liquid injection port and a solid waste injection port, wherein the device can recover first-time waste water comprising solid waste, organic waste liquid, inorganic waste liquid and washing experimental equipment.
Further: the recovery tank of the device is arranged below an operation table top in the fume hood, an injection opening and a recovery tank sealing cover are arranged above the operation table top, and the recovery tank is communicated with the injection opening through a pipeline.
Further: the recovery tank sealing cover of the device is driven by the air cylinder to move up and down in a linear manner, so that the opening and closing of the injection opening are realized.
Further: the recovery tank of the device is provided with an elastic safety airbag which is arranged above an operating table top in the fume hood, and the pressure in the recovery tank is indicated and timely release of the pressure is realized.
Further: the waste liquid recovery tank of the device is provided with a non-contact liquid level meter at the outer side, and the liquid level meter indicates the waste liquid amount in the recovery tank.
Further: connecting pipeline between recovery tank and filling port of the device: the solid waste recovery tank is straight, and the liquid waste recovery tank is Z-shaped.
Further: the inorganic waste liquid recovery tank and the water tank of the device are provided with connecting pipes, and one-way valves are arranged on the connecting pipes to prevent liquid and gas in the inorganic waste liquid tank from reversely seeping into the water tank.
Further: the three recovery tanks of the device are separated by a partition plate.
Further: the recovery tank of the device is replaceable.
Further: the materials used by the device are acid and alkali resistant, high temperature resistant and flame retardant.
Compared with the traditional chemical waste recovery device, the invention has the beneficial effects that:
the invention designs the conventional chemical waste recovery device and the water tank for washing experimental equipment in the fume hood in a centralized manner, thereby efficiently utilizing the laboratory space; the waste pouring and the experiment equipment washing are operated in the fume hood, so that the harmful gas inhaled by an experimenter is reduced.
The waste filling opening sealing cover is provided with the switch control valve, so that the filling opening sealing cover does not need to be unscrewed manually, and the operation is simpler and more sanitary.
The invention is provided with the elastic safety air bag, so that the pressure in the recovery tank is indicated, when the pressure in the recovery tank exceeds the bearing capacity of the elastic safety air bag, the elastic safety air bag automatically breaks and releases the pressure, the recovery tank is prevented from being exploded due to the fact that the pressure is too large and is not found in time, and the safety of a laboratory is improved.
According to the invention, the cylinder is adopted to drive the sealing cover of the recovery tank to move up and down in a straight line, the elastic safety air bag is adopted to indicate the pressure in the recovery tank, and the cylinder and the elastic safety air bag are used for replacing other electric devices with similar functions, so that electric spark detonation or nearby chemical waste ignition possibly generated during the work of electronic components can be effectively prevented, and the potential safety hazard is reduced.
The invention adopts the non-contact liquid level meter to indicate the waste liquid amount in the liquid recovery tank, is not corroded and interfered by chemical waste liquid, and is safe and reliable.
According to the invention, the connecting pipelines between the recovery tank and the injection port are different, the solid waste recovery tank is provided with a straight pipeline to prevent blockage, and the liquid waste recovery tank is provided with a Z-shaped pipeline to prevent waste liquid from splashing out to hurt people during injection.
According to the invention, the L-shaped connecting pipe is arranged between the inorganic waste liquid recovery tank and the water tank, so that the waste water of the first-time washing experiment equipment can be conveniently collected, and the device is safe and environment-friendly.
The L-shaped connecting pipe between the inorganic waste liquid recovery tank and the water tank is provided with the one-way valve, so that liquid and gas in the inorganic waste liquid recovery tank are prevented from reversely seeping into the water tank.
The three recovery tanks are separated by the partition board, so that the recovery tanks are ensured to be placed stably and are not affected each other.
The recovery tank is replaceable, the operation is simple, and the cost is saved.
The invention uses acid-alkali-resistant and high-temperature-resistant flame-retardant materials, thereby improving the safety of laboratories.
The invention has smart structure and various functions, can collect various types of chemical wastes, is convenient to operate, reasonably utilizes the laboratory space, reduces the harmful gas in the laboratory, and is beneficial to safety, environmental protection and health of laboratory workers.
Drawings
Fig. 1 is a schematic structural diagram of a chemical waste recycling device according to this embodiment.
Reference numerals illustrate: (1) -cylinder, (2) -recovery tank sealing cover, (3) -elastic safety air bag, (4) -organic waste liquid injection port, (5) -Z-shaped connecting pipe, (6) -straight connecting pipe, (7) -safety air bag connecting pipe, (8) -non-contact liquid level meter, (9) -inorganic waste liquid recovery tank, (10) -organic waste liquid recovery tank, (11) -solid waste recovery tank, (12) -baffle plate, (13) -L-shaped connecting pipe, (14) -one-way valve, (15) -water tank, (16) -fume hood, (17) -operation table board in fume hood, (18) -inorganic waste liquid injection port, and (19) -solid waste injection port.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings, the described embodiments are only some embodiments of the present invention, and all other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of protection of the present invention.
The embodiment provides a chemical waste recovery device, including cylinder (1), retrieve sealed lid (2) of jar, elasticity air bag (3), inorganic waste liquid filling opening (18), organic waste liquid filling opening (4), solid waste filling opening (19), basin (15) all set up the top of operation mesa (17) in fume hood (16), including Z type connecting pipe (5), straight connecting pipe (6), elasticity air bag's connecting pipe (7), non-contact level gauge (8), inorganic waste liquid recovery jar (9), organic waste liquid recovery jar (10), solid waste recovery jar (11), baffle (12), L type connecting pipe (13), check valve (14) all set up the below of operation mesa (17) in fume hood (16).
The recovery tank sealing cover (2) is driven and controlled by the air cylinder (1) to move up and down in a linear mode, and the inorganic waste liquid injection opening (18), the organic waste liquid injection opening (4) and the solid waste injection opening (19) are opened and closed.
The inorganic waste liquid recovery tank (9) is communicated with the inorganic waste liquid injection port (18) through the Z-shaped connecting pipe (5) so as to prevent splashing during liquid waste injection from hurting people; the inorganic waste liquid recovery tank (9) is communicated with the water tank through an L-shaped connecting pipe (13) so as to be convenient for collecting the first-time waste water of the washing experimental equipment flowing in from the water tank (15); a one-way valve (14) is arranged in the middle of the L-shaped connecting pipe (13) to prevent the reverse osmosis of the liquid and gas in the inorganic waste liquid recovery tank (9) to the water tank (15); the inorganic waste liquid recovery tank (9) is communicated with the elastic safety airbag (3) through the connecting pipe (7) and used for indicating the pressure in the inorganic waste liquid recovery tank (9), and meanwhile, when the pressure in the inorganic waste liquid recovery tank (9) is too large, the gas in the recovery tank flows to the elastic safety airbag (3), and when the pressure exceeds the bearing capacity of the airbag, the airbag can automatically break and release the pressure, so that the recovery tank is prevented from exploding due to the fact that the pressure is too large and is not found in time, and the safety of a laboratory is improved. The outside of the inorganic waste liquid recovery tank (9) is provided with a non-contact liquid level meter (8) for displaying the liquid level height in real time.
The organic waste liquid recovery tank (10) is communicated with the organic waste liquid injection port (4) through the Z-shaped connecting pipe (5) so as to prevent splashing during liquid waste injection from hurting people; the organic waste liquid recovery tank (10) is communicated with the elastic safety airbag (3) through the connecting pipe (7) and used for indicating the pressure in the organic waste liquid recovery tank (10), and meanwhile, when the pressure in the organic waste liquid recovery tank (10) is too large, gas in the recovery tank can flow to the elastic safety airbag (3), and when the pressure exceeds the bearing capacity of the airbag, the airbag can automatically break and release the pressure, so that the recovery tank is prevented from being exploded due to the fact that the pressure is too large and is not found in time, and the safety of a laboratory is improved. The outside of the organic waste liquid recovery tank (10) is provided with a non-contact liquid level meter (8) for displaying the liquid level height in real time.
The solid waste recovery tank (11) is communicated with the injection port (4) through the straight connecting pipe (6) to prevent the solid waste from blocking the pipeline; the solid waste recovery tank (11) is communicated with the elastic safety airbag (3) through the connecting pipe (7) and used for indicating the pressure in the solid waste recovery tank (11), and meanwhile, when the pressure in the solid waste recovery tank (11) is too large, gas in the recovery tank flows to the elastic airbag (3), and when the pressure exceeds the bearing capacity of the airbag, the airbag can automatically break and release the pressure, so that the recovery tank is prevented from exploding due to the fact that the pressure is too large and is not found in time, and the safety of a laboratory is improved.
A partition plate (12) is arranged between the inorganic waste liquid recovery tank (9), the organic waste liquid recovery tank (10) and the solid waste recovery tank (11).
The invention relates to a chemical waste recycling device, which is used for recycling inorganic waste liquid as an example and comprises the following operation steps:
step one: before injecting the waste, the fume hood (16) is opened in advance for ventilation, so that the laboratory staff is prevented from inhaling toxic and harmful gases; observing the state of an elastic air bag (3) connected with the inorganic waste liquid recovery tank (9) and judging whether the pressure in the inorganic waste liquid recovery tank (9) is abnormal or not; and meanwhile, observing a non-contact liquid level meter (8) to know the liquid level height of the inorganic waste liquid recovery tank (9).
Step two: the control button of the air cylinder (1) is pressed to drive the sealing cover (2) of the inorganic waste liquid injection port (18) to move upwards and linearly, and the inorganic waste liquid injection port (18) is opened.
Step three: the inorganic waste liquid is injected from an inorganic waste liquid injection port (18).
Step four: the control button of the air cylinder (1) is pressed to drive the sealing cover (2) of the inorganic waste liquid injection port (18) to move linearly downwards, and the inorganic waste liquid injection port (18) is closed.
Step five: and a small amount of water is put in the water tank (15) to clean experimental equipment contacted with the waste for one time, and the waste water generated by washing flows into the inorganic waste liquid recovery tank (9) through the L-shaped connecting pipe (13).
Step six: observing the elastic safety air bag (3) again, judging whether the pressure in the recovery tank is abnormal or not, and timely processing; and observing a non-contact liquid level meter (8), knowing the liquid level of the waste liquid recovery tank, and timely replacing the waste liquid recovery tank.
Claims (3)
1. A chemical waste recovery device, characterized in that: the recovery device comprises a fume hood (16), wherein the fume hood (16) is divided into an upper part and a lower part by a fume hood operating table top (17); the novel waste liquid recycling device is characterized in that an air cylinder (1), a recycling tank sealing cover (2), an elastic safety airbag (3), a water tank (15), an organic waste liquid injection opening (4), an inorganic waste liquid injection opening (18) and a solid waste injection opening (19) are arranged above the table top of the fume hood (16), a Z-shaped connecting pipe (5), a straight connecting pipe (6), a connecting pipe (7) of the elastic safety airbag, a non-contact liquid level meter (8), an inorganic waste liquid recycling tank (9), an organic waste liquid recycling tank (10), a solid waste recycling tank (11), a partition plate (12), an L-shaped connecting pipe (13) and a one-way valve (14) are arranged below the table top of the fume hood (16); the recovery device is used for recovering solid waste, organic waste liquid, inorganic waste liquid and first-time waste water for washing experimental equipment; the inorganic waste liquid recovery tank (9) and the organic waste liquid recovery tank (10) are respectively communicated with the inorganic waste liquid injection port (18) and the organic waste liquid injection port (4) through the Z-shaped connecting pipe (5) so as to prevent liquid waste from splashing out to hurt people when the liquid waste is injected through the injection port; the inorganic waste liquid recovery tank (9), the organic waste liquid recovery tank (10) and the solid waste recovery tank (11) are respectively communicated with the corresponding elastic safety air bags (3) through connecting pipes (7) and used for indicating the pressure in the recovery tank, and when the pressure in the recovery tank exceeds the bearing capacity of the elastic safety air bags, the elastic safety air bags are broken to release the pressure in time; the outside of the inorganic waste liquid recovery tank (9) and the outside of the organic waste liquid recovery tank (10) are respectively provided with a non-contact liquid level meter (8) for displaying the liquid level height in real time; the inorganic waste liquid recovery tank (9) is also communicated with the water tank through an L-shaped connecting pipe (13); a one-way valve (14) is arranged in the middle of the L-shaped connecting pipe (13) to prevent liquid and gas in the inorganic waste liquid recovery tank (9) from reversely seeping into the water tank (15); the solid waste recovery tank (11) is communicated with the solid waste injection port (19) through the straight connecting pipe (6) to prevent the solid waste from blocking the pipeline;
the cylinder drives the recovery tank sealing cover to linearly move up and down, so that the recovery tank filling opening is opened and closed;
the three recovery tanks are separated by a baffle plate (12).
2. The chemical waste recycling apparatus according to claim 1, wherein: the recovery tank can be disassembled and replaced.
3. A method for recycling chemical waste, which is an inorganic waste liquid, using the apparatus of claim 1, characterized by the steps of:
step one: before injecting the waste, the fume hood (16) is opened in advance for ventilation, so that the laboratory staff is prevented from inhaling toxic and harmful gases; observing the state of an elastic air bag (3) connected with the inorganic waste liquid recovery tank (9) and judging whether the pressure in the inorganic waste liquid recovery tank (9) is abnormal or not; meanwhile, observing a non-contact liquid level meter (8) to know the liquid level height of the inorganic waste liquid recovery tank (9);
step two: pressing a control button of the air cylinder (1), driving a sealing cover (2) of the inorganic waste liquid injection port (18) to move upwards in a straight line, and opening the inorganic waste liquid injection port (18);
step three: injecting inorganic waste liquid from an inorganic waste liquid injection port (18);
step four: pressing a control button of the air cylinder (1) to drive a sealing cover (2) of the inorganic waste liquid injection port (18) to move linearly downwards, and closing the inorganic waste liquid injection port (18);
step five: placing a small amount of water at a water tank (15) to clean experimental equipment contacted with waste for one time, and enabling waste water generated by washing to flow into an inorganic waste liquid recovery tank (9) through an L-shaped connecting pipe (13);
step six: observing the elastic safety air bag (3) again, judging whether the pressure in the recovery tank is abnormal or not, and timely processing; and observing a non-contact liquid level meter (8), knowing the liquid level of the waste liquid recovery tank, and timely replacing the waste liquid recovery tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910956482.0A CN110589910B (en) | 2019-10-10 | 2019-10-10 | Chemical waste recycling device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910956482.0A CN110589910B (en) | 2019-10-10 | 2019-10-10 | Chemical waste recycling device and method |
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| Publication Number | Publication Date |
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| CN110589910A CN110589910A (en) | 2019-12-20 |
| CN110589910B true CN110589910B (en) | 2024-03-12 |
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| CN113617086A (en) * | 2021-07-28 | 2021-11-09 | 赵永刚 | Method for recovering and monitoring experimental waste liquid |
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| CN210885363U (en) * | 2019-10-10 | 2020-06-30 | 四川大学 | Chemical waste recovery device |
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2019
- 2019-10-10 CN CN201910956482.0A patent/CN110589910B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2701876Y (en) * | 2004-02-18 | 2005-05-25 | 沈阳东友仪表成套设备有限公司 | Brushless constant volume blanking device for aluminium electrolysis |
| KR100917083B1 (en) * | 2008-11-28 | 2009-09-15 | 정근수 | Waste disposal apparatus |
| CN203316139U (en) * | 2013-03-27 | 2013-12-04 | 湖南大学 | Device for classifying and recovering laboratory waste liquid |
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| CN110589910A (en) | 2019-12-20 |
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