CN203428932U - Alkaline recycling device in cubic boron nitride synthesis tailing material - Google Patents
Alkaline recycling device in cubic boron nitride synthesis tailing material Download PDFInfo
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- CN203428932U CN203428932U CN201320525978.0U CN201320525978U CN203428932U CN 203428932 U CN203428932 U CN 203428932U CN 201320525978 U CN201320525978 U CN 201320525978U CN 203428932 U CN203428932 U CN 203428932U
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- boron nitride
- cubic boron
- vacuum tank
- outlet
- alkaline
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Abstract
The utility model relates to an alkaline recycling device in a cubic boron nitride synthesis tailing material. The alkaline recycling device comprises a liquid storage tank, an ion membrane filter device, a vacuum tank, a vacuum pump as well as a thermal insulation furnace, wherein a liquid outlet of the liquid storage tank is communicated with a liquid inlet of the ion membrane filter device; a liquid outlet of the ion membrane filter device is communicated with the liquid inlet of the vacuum tank; the liquid outlet of the vacuum pump is communicated with the thermal insulation furnace; a gas outlet at the upper end of the vacuum tank is connected with the vacuum pump; and an impurity outlet is formed on the ion membrane filter device. According to the alkaline recycling device disclosed by the utility model, hexagonal boron nitride in the cubic boron nitride synthesis tailing material is filtered by the ion membrane filter device, so that a purpose of recycling the hexagonal boron nitride is achieved; moisture in alkaline liquor which is obtained after filtering the hexagonal boron nitride is evaporated to obtain solid alkaline, so that the purpose of recycling alkaline is achieved, thereby reducing sewage exhaustion, protecting environment, reducing material cost and lowering production cost.
Description
technical field:
The utility model belongs to the high production technical field that is pressed into of superhard material, is specifically related to alkali recovery equipment in the synthetic tailing of a kind of cubic boron nitride.
background technology:
In superhard material is synthetic, synthetic cubic boron nitride, after shaking table is processed, only has part hexagonal boron nitride to be converted into cubic boron nitride, so can contain part hexagonal boron nitride in synthetic cubic boron nitride.In high pressure synthesizing cubic boron nitride process, to, with agalmatolite as pressure transmission and thermal insulation medium, agalmatolite will be brought in cubic boron nitride like this, and these two kinds of impurity must at high temperature be reacted and could be processed totally by alkali in addition.In treating processes, because hexagonal boron nitride and agalmatolite have been mixed in cubic boron nitride fully, so just must add excessive caustic soda guarantee Impurity removal is clean.But after processing totally, excessive alkali lye does not also react and has just directly outwelled, and so not only causes the significant wastage of raw material, to environment, causes certain pollution yet.Alkali is exactly sodium hydroxide, is very easy to be dissolved in the water, if the water that contains sodium hydroxide is directly entered in sewage, will cause very large pollution to environment.Therefore must utilize waste water control facility that sewage is neutralized into neutrality just can discharge, can increase so no small input and waste water control workload.
utility model content:
In sum; for overcoming the deficiencies in the prior art; the utility model provides alkali recovery equipment in the synthetic tailing of a kind of cubic boron nitride; it is to filter out the hexagonal boron nitride in the synthetic tailing of cubic boron nitride by ionic membrane filter plant; reach the object that reclaims hexagonal boron nitride; filter out hexagonal boron nitride alkali lye afterwards; evaporate the moisture in alkali lye; obtain solid-state alkali; thereby reach the object that reclaims alkali, thereby reduce sewage discharge, protection of the environment; reduce again the waste of raw material, reduce production costs simultaneously.
For solving the problems of the technologies described above, the technical solution of the utility model is achieved in that
Alkali recovery equipment in the synthetic tailing of a kind of cubic boron nitride, wherein: comprise container for storing liquid, ionic membrane filtration unit, vacuum tank, vacuum pump and holding furnace, the liquid outlet of described container for storing liquid is communicated with the fluid inlet of ionic membrane filtration unit, the liquid outlet of ionic membrane filtration unit is communicated with the fluid inlet of vacuum tank, the liquid outlet of vacuum tank is communicated with holding furnace, the air outlet of vacuum tank upper end is connected with vacuum pump, is provided with impurity outlet on described ionic membrane filtration unit.
Further, described container for storing liquid is stainless steel container for storing liquid.
Further, on described vacuum tank, be provided with vacuum meter.
Further, on the liquid outlet of described container for storing liquid, be provided with stopping valve, in the impurity outlet on described ionic membrane filtration unit, be provided with eduction valve, on the liquid outlet of described vacuum tank and air outlet, be provided with flapper valve.
The beneficial effects of the utility model are:
1, the utility model is to filter out the hexagonal boron nitride in the synthetic tailing of cubic boron nitride by ionic membrane filter plant; reach the object that reclaims hexagonal boron nitride; filter out hexagonal boron nitride alkali lye afterwards; evaporate the moisture in alkali lye, obtain solid-state alkali, thereby reach the object that reclaims alkali; thereby minimizing sewage discharge; protection of the environment, reduces again the waste of raw material simultaneously, reduces production costs.
2, the utility model adopts ionic membrane filtration unit to filter hexagonal boron nitride and other impurity in tailing, and specific filtration resistance is thoroughly clean, thereby provides convenience for follow-up distil process, and the purity of the sodium carbonate that assurance is reclaimed, facilitates sodium carbonate again to utilize.
3, recovery system of the present utility model is simple in structure, easy to use, with low cost, can effectively reclaim hexagonal boron nitride and sodium carbonate in the synthetic tailing of cubic boron nitride, the waste that economizes in raw materials, reduces enterprise's production cost, reduce disposal of pollutants, improve enterprise competitiveness.
accompanying drawing explanation:
Fig. 1 is structural representation of the present utility model.
embodiment:
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, alkali recovery equipment in the synthetic tailing of a kind of cubic boron nitride, comprise container for storing liquid 1, ionic membrane filtration unit 3, vacuum tank 5, vacuum pump 7 and holding furnace 9, described container for storing liquid 1 is stainless steel container for storing liquid 1, the liquid outlet of container for storing liquid 1 is communicated with the fluid inlet of ionic membrane filtration unit 3, on the liquid outlet of container for storing liquid 1, be provided with stopping valve 2, the liquid outlet of ionic membrane filtration unit 3 is communicated with the fluid inlet of vacuum tank 5, the liquid outlet of vacuum tank 5 is communicated with holding furnace 9, the air outlet of vacuum tank 5 upper ends is connected with vacuum pump 7, on the liquid outlet of described vacuum tank 5 and air outlet, be provided with flapper valve 6, on described ionic membrane filtration unit 3, be provided with impurity outlet, in impurity outlet on described ionic membrane filtration unit 3, be provided with eduction valve 4.
During use, open stopping valve 2, alkali lye in container for storing liquid 1 flows into ionic membrane filtration unit 3, start vacuum pump 7, vacuum pump 7 will vacuumize in vacuum tank 5, it is interior temporary that alkali lye after ionic membrane filtration unit 3 filters enters vacuum tank 5 under differential pressure action, open the flapper valve 6 on the liquid outlet of vacuum tank 5, alkali lye in vacuum tank 5 flows into holding furnace 9, in holding furnace 9, distill, evaporate after moisture, solid-state sodium carbonate is retained in holding furnace 9, collect solid-state sodium carbonate sealing and preserve, thereby reach the object that reclaims sodium carbonate.
Open eduction valve 4, the hexagonal boron nitride that ionic membrane filtration unit 3 inner filtrations go out and impurity flow out along impurity outlet, recyclable hexagonal boron nitride.
Be noted that, above-described embodiment is to the explanation of technical solutions of the utility model and unrestricted, other modification that is equal to replacement or makes according to prior art of affiliated technical field those of ordinary skill, as long as do not exceed thinking and the scope of technical solutions of the utility model, within all should being included in the desired interest field of the utility model.
Claims (4)
1. a cubic boron nitride synthesizes alkali recovery equipment in tailing, it is characterized in that: comprise container for storing liquid (1), ionic membrane filtration unit (3), vacuum tank (5), vacuum pump (7) and holding furnace (9), the liquid outlet of described container for storing liquid (1) is communicated with the fluid inlet of ionic membrane filtration unit (3), the liquid outlet of ionic membrane filtration unit (3) is communicated with the fluid inlet of vacuum tank (5), the liquid outlet of vacuum tank (5) is communicated with holding furnace (9), the air outlet of vacuum tank (5) upper end is connected with vacuum pump (7), on described ionic membrane filtration unit (3), be provided with impurity outlet.
2. alkali recovery equipment in the synthetic tailing of cubic boron nitride according to claim 1, is characterized in that: described container for storing liquid (1) is stainless steel container for storing liquid.
3. alkali recovery equipment in the synthetic tailing of cubic boron nitride according to claim 1, is characterized in that: on described vacuum tank (5), be provided with vacuum meter (8).
4. cubic boron nitride according to claim 1 synthesizes alkali recovery equipment in tailing, it is characterized in that: on the liquid outlet of described container for storing liquid (1), be provided with stopping valve (2), in impurity outlet on described ionic membrane filtration unit (3), be provided with eduction valve (4), on the liquid outlet of described vacuum tank (5) and air outlet, be provided with flapper valve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320525978.0U CN203428932U (en) | 2013-08-28 | 2013-08-28 | Alkaline recycling device in cubic boron nitride synthesis tailing material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320525978.0U CN203428932U (en) | 2013-08-28 | 2013-08-28 | Alkaline recycling device in cubic boron nitride synthesis tailing material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203428932U true CN203428932U (en) | 2014-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320525978.0U Withdrawn - After Issue CN203428932U (en) | 2013-08-28 | 2013-08-28 | Alkaline recycling device in cubic boron nitride synthesis tailing material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203428932U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103408039A (en) * | 2013-08-28 | 2013-11-27 | 郑州中南杰特超硬材料有限公司 | Process and equipment for recycling alkali from cubic boron nitride synthesis tailings |
| CN112520713A (en) * | 2020-03-20 | 2021-03-19 | 山东晶亿新材料有限公司 | Method for extracting hexagonal boron nitride from synthesized cubic boron nitride tailings |
-
2013
- 2013-08-28 CN CN201320525978.0U patent/CN203428932U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103408039A (en) * | 2013-08-28 | 2013-11-27 | 郑州中南杰特超硬材料有限公司 | Process and equipment for recycling alkali from cubic boron nitride synthesis tailings |
| CN103408039B (en) * | 2013-08-28 | 2014-12-10 | 郑州中南杰特超硬材料有限公司 | Process and equipment for recycling alkali from cubic boron nitride synthesis tailings |
| CN112520713A (en) * | 2020-03-20 | 2021-03-19 | 山东晶亿新材料有限公司 | Method for extracting hexagonal boron nitride from synthesized cubic boron nitride tailings |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140212 Effective date of abandoning: 20141210 |
|
| RGAV | Abandon patent right to avoid regrant |