CN217351058U - Laboratory cleaning waste liquid treatment device - Google Patents
Laboratory cleaning waste liquid treatment device Download PDFInfo
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- CN217351058U CN217351058U CN202220828141.2U CN202220828141U CN217351058U CN 217351058 U CN217351058 U CN 217351058U CN 202220828141 U CN202220828141 U CN 202220828141U CN 217351058 U CN217351058 U CN 217351058U
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- reverse osmosis
- osmosis membrane
- membrane equipment
- waste liquid
- concentration system
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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Abstract
The utility model discloses a laboratory cleaning waste liquid treatment device, including evaporation concentration system and reverse osmosis membrane equipment, the waste liquid outlet end of evaporation concentration system with the feed liquor end of reverse osmosis membrane equipment is connected, the liquid outlet of reverse osmosis membrane equipment with the inlet of evaporation concentration system communicates with each other, the play water end of evaporation concentration system links to each other with the collection liquid box, reverse osmosis membrane equipment delivery port pass through electric three-way valve with the feed liquor end of collection liquid box and reverse osmosis membrane equipment links to each other, reverse osmosis membrane equipment delivery port with be provided with water quality monitoring ware on the pipeline between electric three-way valve, water quality monitoring ware pass through the controller with electric three-way valve communication connection. The utility model discloses a device adopts evaporation decrement and membrane system to filter the combination mode, both can realize the recovery of laboratory washing waste liquid and recycle, and greatly reduced waste liquid commissions external treatment capacity simultaneously really realizes energy saving and emission reduction.
Description
Technical Field
The utility model relates to a laboratory waste water treatment technical field, concretely relates to laboratory cleaning waste liquid treatment device.
Background
The laboratory cleaning waste liquid is complicated various, contains multiple organic matters, metal ions and the like, has the characteristics of high CODcr and high TDS, has great treatment difficulty, can only be diluted or subjected to outsourcing treatment in the traditional mode, has poor treatment effect of dilution, and can greatly increase the waste water treatment cost of related enterprises when subjected to the outsourcing treatment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problem, a laboratory cleaning waste liquid treatment device is provided to solve the problem that laboratory cleaning waste liquid treatment effect is not good, with high costs.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a laboratory cleaning waste liquid processing apparatus, including evaporation concentration system and reverse osmosis membrane equipment, the waste liquid exit end of evaporation concentration system is connected with the inlet end of reverse osmosis membrane equipment, the liquid outlet of reverse osmosis membrane equipment communicates with each other with the inlet of evaporation concentration system, the play water end of evaporation concentration system links to each other with the header tank, reverse osmosis membrane equipment delivery port passes through the electric three-way valve and links to each other with the inlet end of reverse osmosis membrane equipment with the header tank, be provided with water quality monitoring ware on the pipeline between reverse osmosis membrane equipment delivery port and electric three-way valve, water quality monitoring ware passes through controller and electric three-way valve communication connection.
Specific saying so, the evaporation concentration system includes stills and condensing unit, is provided with the waste liquid import on the stills, is provided with the heating pipe in the stills, and the stills top is provided with vapor outlet, and vapor outlet communicates with each other with condensing unit, and condensing unit liquid outlet passes through the pipeline and links to each other with the header tank.
Concretely speaking, condensation mechanism includes distilled water pipe and the condenser pipe of locating in the distilled water pipe with the cover, and the distilled water pipe slope is laid and is laid downwards to one side slope of header tank by one side of stills.
Specific speaking, the dwang lateral wall is equipped with the mounting groove, and the locating lever rotates through two at least bearings to be connected in this mounting groove.
As a preferred scheme, a condenser pipe working medium outlet is connected with a heating pipe working medium inlet through a compressor, the condenser pipe working medium inlet is connected with the heating pipe working medium outlet through a condenser, and an expansion valve is arranged between the condenser and the condenser pipe.
As a preferred scheme, the reverse osmosis membrane equipment is provided with two stages, and the liquid outlet of the first-stage reverse osmosis membrane equipment is communicated with the liquid inlet of the second-stage reverse osmosis membrane equipment.
As a preferred scheme, a ceramic membrane ultrafiltration device is arranged between the waste liquid outlet end of the evaporation concentration system and the liquid inlet end of the reverse osmosis membrane device.
Furthermore, the ceramic membrane ultrafiltration equipment is arranged above the reverse osmosis membrane equipment.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a to the characteristics of laboratory cleaning waste liquid, adopt evaporation equipment and membrane system integration technology, carry out concentrated decrement with laboratory cleaning waste liquid, adopt the membrane system to carry out filtration treatment with the evaporation condensate water simultaneously, membrane system goes out water and can be used for laboratory analysis and detection water, the outsourcing handling capacity of greatly reduced laboratory cleaning waste liquid, and then high-efficient retrieval and utilization, can obviously reduce the comprehensive treatment cost of enterprise, realize energy-concerving and environment-protective. The technology belongs to the field of pollution treatment.
1. The utility model takes the negative pressure low temperature evaporation as the main body, is assisted by a reverse osmosis membrane treatment system and a water quality monitoring system, realizes high-efficiency recycling, and utilizes the heat pump energy-saving mode of the negative pressure low temperature evaporation equipment to concentrate the laboratory cleaning waste liquid, the concentration rate reaches 10-20 times, the evaporation condensate liquid is clear, the conductivity is less than 50us/cm, and the cleaning waste liquid amount is greatly reduced;
2. the integrated membrane treatment system in the utility model can adopt a first-level RO and a second-level RO, different ROs are set according to the water requirement for the laboratory, the concentrated water of the first-level RO returns to the liquid inlet end of the evaporation equipment, and the RO concentrated water is reduced again; the second-stage RO concentrated water enters the first-stage RO water inlet, so that the circulation of a membrane system is realized, the quality and the recovery rate of the reuse water are effectively improved, and the waste liquid amount is reduced;
3. the water quality on-line monitoring system can monitor the water quality index in real time, realize automatic operation and meet the water demand of different stages in a laboratory;
4. the utility model has simple process, small occupied area, relatively low operation cost and convenient installation, and the equipment can be made into integrated equipment;
5. the utility model has wide application range and can treat laboratory cleaning waste liquid with different concentrations.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
wherein, the names corresponding to the reference numbers are:
the method comprises the following steps of 1-a distillation kettle, 2-a distilled water pipe, 3-a heating pipe, 4-a condenser pipe, 5-a compressor, 6-a condenser, 7-an expansion valve, 8-a liquid collecting tank, 9-a ceramic membrane ultrafiltration device, 10-a first-stage reverse osmosis membrane device, 11-a second-stage reverse osmosis membrane device, 12-a water quality monitor and 13-an electric three-way valve.
Detailed Description
The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.
The utility model aims at providing a laboratory cleaning waste liquid treatment device to improve the treatment effect of laboratory cleaning waste liquid, realize high-efficient retrieval and utilization, reduce and commission outward treatment volume. Particularly, referring to fig. 1, laboratory cleaning waste liquid treatment device includes evaporation concentration system and reverse osmosis membrane equipment, and the waste liquid outlet end of evaporation concentration system is connected with the inlet end of reverse osmosis membrane equipment, and the liquid outlet of reverse osmosis membrane equipment communicates with each other with the inlet of evaporation concentration system, and the play water end of evaporation concentration system links to each other with collection liquid tank 8.
The liquid outlet of the reverse osmosis membrane equipment is connected with the liquid inlet end of the liquid collecting box 8 and the reverse osmosis membrane equipment through the electric three-way valve 13, and a water quality monitor 12 is arranged on a pipeline between the liquid outlet of the reverse osmosis membrane equipment and the electric three-way valve 13 and used for monitoring the water quality condition after treatment. The water quality monitor 12 is in communication connection with the electric three-way valve 13 through a controller. Preferably, the reverse osmosis membrane equipment is provided with two stages, and the liquid outlet of the first-stage reverse osmosis membrane equipment 10 is communicated with the liquid inlet of the second-stage reverse osmosis membrane equipment 11. A ceramic membrane ultrafiltration device 9 is arranged between the waste liquid outlet end of the evaporation concentration system and the liquid inlet end of the reverse osmosis membrane device and used for filtering oil stain bubbles in waste liquid and the like, the problems of high turbidity and the like caused by micro bubbles are solved, and the filtration burden of the reverse osmosis membrane device is reduced. Preferably, the ceramic membrane ultrafiltration device 9 is arranged above the reverse osmosis membrane device, so that the liquid filtered by the ceramic membrane ultrafiltration device 9 can enter the reverse osmosis membrane device conveniently.
Specifically, the evaporative concentration system includes stills 1 and condensing unit, is provided with the waste liquid import on stills 1, is provided with heating pipe 3 in stills 1 for heat the evaporation to the waste liquid. The top of the distillation still 1 is provided with a steam outlet which is communicated with a condensing mechanism, and a liquid outlet of the condensing mechanism is connected with a liquid collecting box 8 through a pipeline. Specifically, the condensing mechanism comprises a distilled water pipe 2 and a condensing pipe 4 sleeved in the distilled water pipe 2, wherein the distilled water pipe 2 is obliquely arranged and is obliquely arranged downwards from one side of the distillation kettle 1 to one side of the liquid collecting tank 8. Preferably, a working medium outlet of the condensing pipe 4 is connected with a working medium inlet of the heating pipe 3 through a compressor 5, a working medium inlet of the condensing pipe 4 is connected with a working medium outlet of the heating pipe 3 through a condenser 6, and an expansion valve 7 is arranged between the condenser 6 and the condensing pipe 4.
The utility model discloses a device is when using, and the waste liquid heats the evaporation earlier through stills 1, and the vapour after the evaporation cools off the back through condenser pipe 4 in distilled water pipe 2, discharges into in the header tank 8. The residual waste liquid after evaporation in the distillation still 1 firstly passes through the ceramic membrane ultrafiltration equipment 9 to filter oil stain bubbles and the like, then enters the reverse osmosis membrane equipment, the waste liquid coming out of the reverse osmosis membrane equipment returns to the distillation still 1 again, and the water coming out of the reverse osmosis membrane equipment is used for measuring the water quality through the water quality monitor, if the standard is reached, the water can be recycled, and if the standard is not reached, the water returns to the reverse osmosis membrane equipment again for treatment. The device of the utility model can be provided with two stages of reverse osmosis membrane equipment as required, and the waste liquid coming out from the second-stage reverse osmosis membrane 11 is returned to the first-stage reverse osmosis membrane for treatment by 10 times.
Through the utility model discloses a laboratory cleaning waste liquid treatment device adopts evaporation decrement and membrane system filtration combination mode, both can realize the recovery of laboratory cleaning waste liquid and recycle, and greatly reduced waste liquid commissions external treatment capacity simultaneously really realizes energy saving and emission reduction.
Claims (7)
1. The utility model provides a laboratory washs waste liquid processing apparatus which characterized in that: including evaporative concentration system and reverse osmosis membrane equipment, the waste liquid outlet end of evaporative concentration system with the inlet end of reverse osmosis membrane equipment is connected, the liquid outlet of reverse osmosis membrane equipment with the inlet of evaporative concentration system communicates with each other, the play water end of evaporative concentration system links to each other with header tank (8), reverse osmosis membrane equipment delivery port pass through electric three-way valve (13) with the inlet end of header tank (8) and reverse osmosis membrane equipment links to each other, reverse osmosis membrane equipment delivery port with be provided with water quality monitoring ware (12) on the pipeline between electric three-way valve (13), water quality monitoring ware (12) pass through the controller with electric three-way valve (13) communication connection.
2. The laboratory cleaning effluent treatment plant of claim 1 wherein: the evaporation concentration system comprises a distillation still (1) and a condensation mechanism, a waste liquid inlet is formed in the distillation still (1), a heating pipe (3) is arranged in the distillation still (1), a steam outlet is formed in the top of the distillation still (1), the steam outlet is communicated with the condensation mechanism, and a liquid outlet of the condensation mechanism is connected with a liquid collecting tank (8) through a pipeline.
3. The laboratory cleaning effluent treatment plant of claim 2, wherein: the condensation mechanism comprises a distilled water pipe (2) and a condensation pipe (4) sleeved in the distilled water pipe (2), wherein the distilled water pipe (2) is obliquely arranged and is obliquely and downwards arranged from one side of the distillation kettle (1) to one side of the liquid collecting box (8).
4. The laboratory cleaning effluent treatment plant of claim 3 wherein: the condenser pipe (4) working medium outlet is connected with the heating pipe (3) working medium inlet through a compressor (5), the condenser pipe (4) working medium inlet is connected with the heating pipe (3) working medium outlet through a condenser (6), and an expansion valve (7) is arranged between the condenser (6) and the condenser pipe (4).
5. The laboratory cleaning effluent treatment plant of claim 1 wherein: the reverse osmosis membrane equipment is provided with two stages, and the liquid outlet of the first-stage reverse osmosis membrane equipment (10) is communicated with the liquid inlet of the second-stage reverse osmosis membrane equipment (11).
6. The laboratory cleaning effluent treatment plant of claim 1 wherein: and a ceramic membrane ultrafiltration device (9) is arranged between the waste liquid outlet end of the evaporation concentration system and the liquid inlet end of the reverse osmosis membrane device.
7. The laboratory cleaning effluent treatment plant of claim 6 wherein: the ceramic membrane ultrafiltration equipment (9) is arranged above the reverse osmosis membrane equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220828141.2U CN217351058U (en) | 2022-04-12 | 2022-04-12 | Laboratory cleaning waste liquid treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220828141.2U CN217351058U (en) | 2022-04-12 | 2022-04-12 | Laboratory cleaning waste liquid treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217351058U true CN217351058U (en) | 2022-09-02 |
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ID=83055060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220828141.2U Active CN217351058U (en) | 2022-04-12 | 2022-04-12 | Laboratory cleaning waste liquid treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217351058U (en) |
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2022
- 2022-04-12 CN CN202220828141.2U patent/CN217351058U/en active Active
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