CN208234698U - A kind of rare earth processing waste water processing unit - Google Patents
A kind of rare earth processing waste water processing unit Download PDFInfo
- Publication number
- CN208234698U CN208234698U CN201820557410.XU CN201820557410U CN208234698U CN 208234698 U CN208234698 U CN 208234698U CN 201820557410 U CN201820557410 U CN 201820557410U CN 208234698 U CN208234698 U CN 208234698U
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- China
- Prior art keywords
- rare earth
- unit
- water
- water inlet
- waste water
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- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 55
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 49
- 239000002351 wastewater Substances 0.000 title claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000011084 recovery Methods 0.000 claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 17
- 230000003197 catalytic effect Effects 0.000 claims abstract description 12
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 12
- 239000010865 sewage Substances 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims description 12
- 239000013049 sediment Substances 0.000 claims description 6
- 239000002893 slag Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 238000004064 recycling Methods 0.000 claims 1
- 239000002689 soil Substances 0.000 claims 1
- 238000004065 wastewater treatment Methods 0.000 abstract description 3
- 239000002245 particle Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001226 reprecipitation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Abstract
The utility model discloses a kind of rare earth processing waste water processing units, including wastewater collection pond, wastewater collection pond is connect by sewage pump with attemperation apparatus water inlet, attemperation apparatus other side lower end is equipped with water outlet and connect with rare earth recovery reaction unit water inlet, rare earth recovery reaction unit other side upper end is equipped with water outlet and connect with neutralization reaction device water inlet, neutralization reaction device water inlet is located at device lower end, neutralization reaction device is connected by water pipe with electrolysis unit water inlet, the electrolysis unit other side is equipped with water outlet and connect with destilling tower, destilling tower lower end is equipped with water outlet and connect catalytic unit other side lower end with catalytic unit equipped with sewage draining exit.The device is equipped with rare earth recovery reaction unit, and the rare earth element in waste water is recycled, the utilization to rare earth resources has not only been improved, but also reduces the pollution to environment, while the apparatus structure is simple, and waste water treatment efficiency is high, improves economic benefit.
Description
Technical field
The utility model relates to rare earth processing technique field, specially a kind of rare earth processing waste water processing unit.
Background technique
Rare earth element has the physical properties such as excellent light, electricity, magnetic, superconduction, catalysis, can be each with other materials component property
New material different, various in style, " industrial catalyst " referred to as the present age.Rare earth material is in national economy and national defense industry
Every field has been widely used, and plays an important role in contemporary society's economy and high-tech numerous areas.
However, rare-earth trade is annual to discharge in smelting separation recently as the further expansion of Rare-earth Industry scale
Wastewater flow rate up to more than 2,000 ten thousand tons, in waste water contain a large amount of rare earth element, it was reported that China in recent years rare earth yield be 120,000
Ton/year, recovery rate only up to reach 96~97%, namely up to 4000 tons/year of rare earth be lost with waste water with low dense state,
On the one hand these discharges containing RE waste water cause the loss of valuable rare earth resources, on the other hand also result in environmental pollution.
Such ask is able to solve if the rare earth element of dense state low in rare earth processing waste water can be recycled
Topic, we provide a kind of rare earth processing waste water processing unit thus.
Utility model content
The purpose of this utility model is to provide a kind of rare earth processing waste water processing units, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of rare earth processing waste water processing unit, packet
Wastewater collection pond is included, the wastewater collection pond is connect by sewage pump with attemperation apparatus water inlet, the attemperation apparatus other side
Lower end is equipped with water outlet and connect with rare earth recovery reaction unit water inlet, and rare earth recovery reaction unit other side upper end is equipped with
Water outlet is connect with neutralization reaction device water inlet, and the neutralization reaction device water inlet is located at device lower end, described to neutralize instead
Device is answered to be connected by water pipe with electrolysis unit water inlet, the electrolysis unit other side is equipped with water outlet and destilling tower connects
It connects, the destilling tower lower end is equipped with water outlet and connect with catalytic unit, and catalytic unit other side lower end is equipped with sewage draining exit.
Preferably, the rare earth recovery reaction unit influent side is equipped with inhalant region, and the inhalant region upper end is equipped with water outlet,
The rare earth recovery reaction unit water outlet side is equipped with exhalant region, and the exhalant region lower end is equipped with water inlet, and the rare earth recovery is anti-
It answers device inner bottom to be equipped with solid-liquid separator, is connect on the right side of the solid-liquid separator with exhalant region water outlet, the solid-liquid point
It is connect from device bottom with taper bucket II, rare earth slag filter is placed below the taper bucket II.
Preferably, first baffle and second baffle are equipped in the wastewater collection pond, the first baffle height is higher than the
Two baffles.
Preferably, the attemperation apparatus top is fixedly installed with chemicals dosing plant, and the attemperation apparatus bottom end is equipped with taper mud
Struggle against I, is placed with sediment filter below the taper bucket I.
Preferably, the destilling tower upper end is connected with condenser equipped with steam (vapor) outlet, and the condenser is fixedly mounted on
At the top of electrolysis unit.
Preferably, U-tube is equipped between the electrolysis unit and destilling tower, Open Side Down for the U-tube, and pipe height, which is higher than, to be steamed
Evaporate tower tower height.
Compared with prior art, the utility model has the beneficial effects that
1. the device is equipped with rare earth recovery reaction unit, the rare earth element in waste water is recycled, has both been improved pair
The utilization of rare earth resources, and reduce the pollution to environment；
2. be provided with the different baffles of two pieces of height in the device wastewater collection pond has so that sufficiently precipitating before wastewater treatment
Place to go solid particle is imitated, cost for wastewater treatment is reduced.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model rare earth recovery reaction unit structural schematic diagram.
In figure: wastewater collection pond 1, first baffle 11, second baffle 12, attemperation apparatus 2, chemicals dosing plant 21, taper bucket I
22, sediment filter 23, rare earth recovery reaction unit 3, inhalant region 31, solid-liquid separator 32, exhalant region 33, taper bucket II
34, rare earth slag filter 35, neutralization reaction device 4, electrolysis unit 5, destilling tower 6, catalytic unit 7, sewage pump 8, condenser 9, U
Shape pipe 10.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of rare earth processing waste water processing unit, including
Wastewater collection pond 1, wastewater collection pond 1 are connect by sewage pump 8 with 2 water inlet of attemperation apparatus, and 2 other side lower end of attemperation apparatus is set
There is water outlet to connect with 3 water inlet of rare earth recovery reaction unit, 3 other side upper end of rare earth recovery reaction unit be equipped with water outlet with
The connection of 4 water inlet of neutralization reaction device, 4 water inlet of neutralization reaction device are located at device lower end, and neutralization reaction device 4 passes through water pipe
It is connected with 5 water inlet of electrolysis unit, 5 other side of electrolysis unit is equipped with water outlet and connect with destilling tower 6, and 6 lower end of destilling tower is set
There is water outlet to connect with catalytic unit 7,7 other side lower end of catalytic unit is equipped with sewage draining exit.
3 influent side of rare earth recovery reaction unit is equipped with inhalant region 31, and 31 upper end of inhalant region is equipped with water outlet, and rare earth recovery is anti-
3 water outlet side of device is answered to be equipped with exhalant region 33,33 lower end of exhalant region is equipped with water inlet, and 3 inner bottom of rare earth recovery reaction unit is set
There is solid-liquid separator 32,32 right side of solid-liquid separator is connect with 33 water outlet of exhalant region, 32 bottom of solid-liquid separator and taper mud
Struggle against the connection of II 34, places rare earth slag filter 35 below taper bucket II 34.
First baffle 11 and second baffle 12 are equipped in wastewater collection pond 1,11 height of first baffle is higher than second baffle 12,
Wastewater collection pond 1 is divided into three parts by first baffle 11 and second baffle 12, and waste water is obstructed by first baffle 11, not soluble in water
Solid particle precipitated on the left of wastewater collection pond 1, upper liquid flow into 1 middle section of wastewater collection pond, then pass through second
The barrier of baffle 12, solid particle reprecipitation not soluble in water, upper liquid flow into 1 right part of wastewater collection pond.
2 top of attemperation apparatus is fixedly installed with chemicals dosing plant 21, and 2 bottom end of attemperation apparatus is equipped with taper bucket I 22, taper
It is placed with sediment filter 23 below bucket I 22, the sediment that chemical reaction generates occurs in attemperation apparatus 2 and passes through taper bucket I
22 are emitted into sediment filter 23.6 upper end of destilling tower is equipped with steam (vapor) outlet and is connected with condenser 9, and condenser 9 is fixedly mounted
At 5 top of electrolysis unit.U-tube 10 is equipped between electrolysis unit 5 and destilling tower 6, Open Side Down for U-tube 10, and pipe height, which is higher than, to be steamed
6 tower height of tower is evaporated, prevents the return of waste water in destilling tower 6 into electrolysis unit.
Working principle: in real work, waste water to be discharged precipitates in wastewater collection pond 1, and most of solid particle is sunk to
Then bottom of pond is chemically treated by attemperation apparatus 2, remove the heavy metal element in waste water, then react by rare earth recovery
Device 3 extracts the rare earth element in waste water, then adjusts pH value to alkalescent by neutralization reaction device 4, then passes through electricity
The electrolysis of solution device 5 and destilling tower 6 are sent after distilling to 7 catalytic purification of catalytic unit, and waste water can be arranged directly after completing catalytic purification
Out.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of rare earth processing waste water processing unit, including wastewater collection pond (1), it is characterised in that: the wastewater collection pond (1)
Connect by sewage pump (8) with attemperation apparatus (2) water inlet, attemperation apparatus (2) other side lower end be equipped with water outlet with it is dilute
Soil recycling reaction unit (3) water inlet connection, rare earth recovery reaction unit (3) other side upper end is equipped with water outlet and neutralizes
The connection of reaction unit (4) water inlet, neutralization reaction device (4) water inlet are located at device lower end, the neutralization reaction device
(4) it is connected by water pipe with electrolysis unit (5) water inlet, electrolysis unit (5) other side is equipped with water outlet and destilling tower
(6) it connects, destilling tower (6) lower end is equipped with water outlet and connect with catalytic unit (7), under catalytic unit (7) other side
End is equipped with sewage draining exit.
2. a kind of rare earth processing waste water processing unit according to claim 1, it is characterised in that: the rare earth recovery reaction
Device (3) influent side is equipped with inhalant region (31), and inhalant region (31) upper end is equipped with water outlet, the rare earth recovery reaction unit
(3) water outlet side is equipped with exhalant region (33), and exhalant region (33) lower end is equipped with water inlet, the rare earth recovery reaction unit (3)
Inner bottom is equipped with solid-liquid separator (32), connect on the right side of the solid-liquid separator (32) with exhalant region (33) water outlet, described
Solid-liquid separator (32) bottom is connect with taper bucket II (34), and rare earth slag filter is placed below the taper bucket II (34)
(35)。
3. a kind of rare earth processing waste water processing unit according to claim 1, it is characterised in that: the wastewater collection pond
(1) first baffle (11) and second baffle (12) are equipped in, the first baffle (11) is highly higher than second baffle (12).
4. a kind of rare earth processing waste water processing unit according to claim 1, it is characterised in that: the attemperation apparatus (2)
Top is fixedly installed with chemicals dosing plant (21), and attemperation apparatus (2) bottom end is equipped with taper bucket I (22), the taper bucket I
(22) lower section is placed with sediment filter (23).
5. a kind of rare earth processing waste water processing unit according to claim 1, it is characterised in that: on the destilling tower (6)
End is equipped with steam (vapor) outlet and is connected with condenser (9), and the condenser (9) is fixedly mounted at the top of electrolysis unit (5).
6. a kind of rare earth processing waste water processing unit according to claim 1, it is characterised in that: the electrolysis unit (5)
U-tube (10) are equipped between destilling tower (6), Open Side Down for the U-tube (10), and pipe height is higher than destilling tower (6) tower height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820557410.XU CN208234698U (en) | 2018-04-19 | 2018-04-19 | A kind of rare earth processing waste water processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820557410.XU CN208234698U (en) | 2018-04-19 | 2018-04-19 | A kind of rare earth processing waste water processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208234698U true CN208234698U (en) | 2018-12-14 |
Family
ID=64584244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820557410.XU Expired - Fee Related CN208234698U (en) | 2018-04-19 | 2018-04-19 | A kind of rare earth processing waste water processing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208234698U (en) |
-
2018
- 2018-04-19 CN CN201820557410.XU patent/CN208234698U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181214 |