CN208852441U - The process system of flush distillation circulation fluid filtration device in a kind of hydrogen peroxide enrichment facility - Google Patents
The process system of flush distillation circulation fluid filtration device in a kind of hydrogen peroxide enrichment facility Download PDFInfo
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- CN208852441U CN208852441U CN201821445264.8U CN201821445264U CN208852441U CN 208852441 U CN208852441 U CN 208852441U CN 201821445264 U CN201821445264 U CN 201821445264U CN 208852441 U CN208852441 U CN 208852441U
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Abstract
The utility model relates to the process unit technical fields of filter, the process system of flush distillation circulation fluid filtration device in especially a kind of hydrogen peroxide enrichment facility, falling film evaporator lower end is communicated with circulating and evaporating liquid pump by pipeline, circulating and evaporating liquid pump is communicated with pump outlet check valve by pipeline, pump discharge pressure table is additionally provided on pipeline between pump outlet check valve and circulating and evaporating liquid pump, pump outlet check valve is communicated with ball valve by pipeline, ball valve is communicated with filter by pipeline, filter upper end also passes through pipeline and is provided with blow valve, filter lower end is communicated with filter bottom reduced pipe, filter bottom reduced pipe also passes through pipeline and is communicated with visor valve, visor valve is communicated with solenoid valve by pipeline, it has also been respectively communicated with filter on pipeline between solenoid valve and visor valve and has drained valve and delivery gauge, solenoid valve also passes through Pipeline is connected in falling film evaporator upper end.The utility model can be improved the safety of device and the quality of chemical grade product.
Description
Technical field
The utility model relates in the process unit technical field of filter more particularly to a kind of hydrogen peroxide enrichment facility one
The process system of secondary vaporization cycle liquid filter.
Background technique
Hydrogen peroxide enrichment facility purifies and is concentrated dioxygen aquatic products with rectification process process generally by evaporation, essence
The charging for evaporating tower is the saturated vapor containing hydrogen peroxide to come from falling film evaporator, according to the technological requirements falling film evaporator bottom
Hydrogen peroxide feed liquid must beat circulation, under vacuum conditions, form closed cycle, and have a bypass to remove part circulation fluid and go technology
Grade product storage tank.When we require chemical grade product yield higher, removal quantity will be reduced, and then make falling film evaporator bottom
Raffinate in nonvolatile matter and organic carbon concentration correspondingly increase, viscosity is also high, the impurity of these high viscosities is once enter
Rectifying column can be attached on the surface of filler.The resistance of filler will be made to increase as the production time extends, give production operation band
Carry out very big difficulty.For this purpose, our devices are often furnished with flush distillation circulation fluid filtration device, to remove partial particulate at 10 microns
Above sticky contaminant improves security of system and product quality.However, containing high concentration dioxygen in vaporization cycle liquid filter
The organic impurities of water (65 ~ 70%), high concentration, once there is situations such as abnormal conditions such as power failure, vacuum degree decline in system, easily
Decomposing hydrogen dioxide solution explosion accident occurs, the oxygen released again can combustion-supporting organic substance.Therefore flush distillation how is made good use of to follow
Ring liquid filter prevents the generation of accident, and it is very important.
Summary of the invention
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of hydrogen peroxide concentration proposed
The process system of flush distillation circulation fluid filtration device in device.
To achieve the goals above, the utility model adopts the technical scheme that
Design a kind of process system of flush distillation circulation fluid filtration device in hydrogen peroxide enrichment facility, including falling film evaporation
Device, and falling film evaporator lower end is communicated with circulating and evaporating liquid pump by pipeline, the circulating and evaporating liquid pump is communicated with by pipeline
Pump outlet check valve, and pump discharge pressure table is additionally provided on the pipeline between pump outlet check valve and circulating and evaporating liquid pump, institute
It states pump outlet check valve and ball valve is communicated with by pipeline, the ball valve is communicated with filter, the filter upper end by pipeline
Blow valve is also provided with by pipeline, and filter lower end is communicated with filter bottom reduced pipe, the filter bottom reducing
Pipe is also communicated with visor valve by pipeline, and visor valve is communicated with solenoid valve by pipeline, between the solenoid valve and visor valve
Pipeline on be also respectively communicated with filter and drain valve and delivery gauge, the solenoid valve is also connected to by pipeline in falling liquid film
Evaporator upper end.
Preferably, bypass valve is also communicated on the pipeline between the solenoid valve and falling film evaporator, and bypass valve is also logical
Piping connection is on the pipeline between ball valve and pump outlet check valve.
Preferably, electromagnetic flowmeter, the electromagnetism are also communicated on the pipeline between the ball valve and pump outlet check valve
Flowmeter is communicated with flow control valve by pipeline, and flow control valve is communicated with technical grade product slot by pipeline.
Preferably, inlet pressure gauge is additionally provided on the pipeline between the filter and ball valve.
The utility model proposes a kind of hydrogen peroxide enrichment facility in flush distillation circulation fluid filtration device process system, have
Beneficial effect is: the process system of flush distillation circulation fluid filtration device can be improved the safety of device in the hydrogen peroxide enrichment facility
Property and the quality of chemical grade product have positive effect, using side into it is lower go out follow-on filter, material disengaging is more reasonable, makes
In normal production or abnormal conditions, material and impurity time of contact are shorter, without buildup in filter, will not make high concentration
Even if decomposing hydrogen dioxide solution also all can all flow into evaporator according to potential difference without buildup in filter occur to have a power failure suddenly
It is interior, that is, while improving product quality, also inherently solve the hidden danger of accident, it is suitable for large-scale promotion.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of hydrogen peroxide enrichment facility in flush distillation circulation fluid filtration device technique system
The structural schematic diagram of system.
In figure: falling film evaporator 1, filter drain valve 2, visor valve 3, filter bottom reduced pipe 4, filter 5, emptying
Valve 6, delivery gauge 8, ball valve 9, bypass valve 10, circulating and evaporating liquid pump 11, pump discharge pressure table 12, pumps out inlet pressure gauge 7
Mouth check-valves 13, electromagnetic flowmeter 14, flow control valve 15, technical grade product slot 16, solenoid valve 17.
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.
Referring to Fig.1, in a kind of hydrogen peroxide enrichment facility flush distillation circulation fluid filtration device process system, including falling liquid film steam
Device 1 is sent out, the liquid level of 1 bottom of falling film evaporator is interlocked with the dioxygen water flow for entering battery limit (BL), and 1 lower end of falling film evaporator is logical
Piping is communicated with circulating and evaporating liquid pump 11, and circulating and evaporating liquid pump 11 is communicated with pump outlet check valve 13 by pipeline, and pumps out
Pump discharge pressure table 12 is additionally provided on pipeline between mouth check-valves 13 and circulating and evaporating liquid pump 11, pump outlet check valve 13 is logical
Piping is communicated with ball valve 9, and the setting of ball valve 9, pump discharge pressure table 12 and pump outlet check valve 13 can prevent from stopping suddenly
It is flow backwards when electric.
Electromagnetic flowmeter 14 is also communicated on pipeline between ball valve 9 and pump outlet check valve 13, electromagnetic flowmeter 14 is logical
Piping is communicated with flow control valve 15, and flow control valve 15 is communicated with technical grade product slot 16 by pipeline, and ball valve 9 passes through
Pipeline is communicated with filter 5, and filter 5 is specially flush distillation circulation fluid filtration device, the pipe between filter 5 and ball valve 9
It is additionally provided with inlet pressure gauge 7 on road, flush distillation circulation fluid filtration device is located at falling film evaporator top floor, and circulation fluid is from mistake
5 side of filter enters, and bottom comes out, and inlet/outlet pipe is equipped with pressure gauge, and bottom, which comes out, reduced pipe, pipeline is amplified, to reduce out
Expect resistance, flush distillation circulation fluid filtration equipment matter must use 316, filter core filter bag have to it is anti-oxidant, it is convenient normally to give birth to
Also filter sock can be replaced when production, from 5 bottom of filter to 1 top entry pipeline of falling film evaporator, it is necessary to it is unimpeded, it has prevented
Generate hydrops position.
5 upper end of filter also passes through pipeline and is provided with blow valve 6, and 5 lower end of filter is communicated with filter bottom reducing
Pipe 4, filter bottom reduced pipe 4 is also communicated with visor valve 3 by pipeline, and visor valve 3 is communicated with solenoid valve 17 by pipeline,
It has also been respectively communicated with filter on pipeline between solenoid valve 17 and visor valve 3 and has drained valve 2 and delivery gauge 8, solenoid valve
17 are also connected to by pipeline in 1 upper end of falling film evaporator.
Bypass valve 10 is also communicated on pipeline between solenoid valve 17 and falling film evaporator 1, and bypass valve 10 also passes through pipe
Road connection is on the pipeline between ball valve 9 and pump outlet check valve 13.
Falling film evaporator 1, circulating and evaporating liquid pump 11, pump discharge pressure table 12, pump discharge non-return are sequentially connected by pipeline
Valve ball valve 13, branch remove electromagnetic flowmeter 14, flow control valve 15, technical grade product slot 16；Main road removes flush distillation circulation fluid
Filter inlet pipeline and ball valve 9, filter 5, filter bottom reduced pipe 4, visor valve 3, filter drain valve 2, then arrive drop
1 top of film evaporator.
Filter 5 is provided with inlet pressure gauge 7, and delivery gauge 8 drains valve 2, and sets bypass valve 10, blow valve 6,
During normal production, bypass valve 10 and blow valve 6 are closed, ball valve 9 and solenoid valve 17 are opened, material enters from ball valve 9, electromagnetism
Valve 17, which comes out, to be entered in 1 top of falling film evaporator.
Filter sock can be being replaced during normal production, at this point, closing ball valve 9 and solenoid valve 17, open bypass valve 10,
Material, by directly going to 1 top of falling film evaporator, is opened the hydrogen peroxide drained in 2 emissions filter 5 of valve, is opened from bypass valve 10
Blow valve 6 is vented, and filter bag can be then replaced.
Filter 5 and falling film evaporator 1 is kept to have a poor location, filter 5 uses side into bottom principle, either normally
Production or whens abnormal conditions, can keep filter to be in empty state, avoid high concentration hydrogen peroxide and impurity screening it is long when
Between contact.
Working principle of the present invention is as follows: the electromagnetic flowmeter 14 of starting circulating and evaporating liquid pump 11, branch controls a constant current
Technical grade product slot 16 is entered after amount, enters back into subsequent processing；Main road is through ball valve 9, filter 5, reduced pipe 4, visor valve 3
And solenoid valve 17 is flowed into falling film evaporator 1, when stopping production, is closed circulating and evaporating liquid pump 11, is closed pump discharge non-return
Valve 13 and flow control valve 15, and keep 5 blank state of filter.
More than, the only preferable specific embodiment of the utility model, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, according to the utility model
Technical solution and its utility model design be subject to equivalent substitution or change, should all cover the protection scope of the utility model it
It is interior.
Claims (4)
1. the process system of flush distillation circulation fluid filtration device in a kind of hydrogen peroxide enrichment facility, which is characterized in that including falling liquid film
Evaporator (1), and falling film evaporator (1) lower end is communicated with circulating and evaporating liquid pump (11) by pipeline, the circulating and evaporating liquid pump
(11) it is communicated with pump outlet check valve (13) by pipeline, and between pump outlet check valve (13) and circulating and evaporating liquid pump (11)
It is additionally provided on pipeline pump discharge pressure table (12), the pump outlet check valve (13) is communicated with ball valve (9) by pipeline, described
Ball valve (9) is communicated with filter (5) by pipeline, and filter (5) upper end also passes through pipeline and is provided with blow valve (6), and
Filter (5) lower end is communicated with filter bottom reduced pipe (4), and the filter bottom reduced pipe (4) is also connected to by pipeline
Have visor valve (3), and visor valve (3) is communicated with solenoid valve (17) by pipeline, between the solenoid valve (17) and visor valve (3)
Pipeline on be also respectively communicated with filter and drain valve (2) and delivery gauge (8), the solenoid valve (17) also passes through pipeline
Connection is in falling film evaporator (1) upper end.
2. the process system of flush distillation circulation fluid filtration device in a kind of hydrogen peroxide enrichment facility according to claim 1,
It is characterized in that, being also communicated with bypass valve (10) on pipeline between the solenoid valve (17) and falling film evaporator (1), and bypass
On pipeline of the valve (10) also by pipeline connection between ball valve (9) and pump outlet check valve (13).
3. the process system of flush distillation circulation fluid filtration device in a kind of hydrogen peroxide enrichment facility according to claim 1,
It is characterized in that, being also communicated with electromagnetic flowmeter (14), institute on pipeline between the ball valve (9) and pump outlet check valve (13)
It states electromagnetic flowmeter (14) to be communicated with flow control valve (15) by pipeline, and flow control valve (15) is communicated with skill by pipeline
Art grade product slot (16).
4. the process system of flush distillation circulation fluid filtration device in a kind of hydrogen peroxide enrichment facility according to claim 1,
It is characterized in that, being additionally provided with inlet pressure gauge (7) on pipeline between the filter (5) and ball valve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821445264.8U CN208852441U (en) | 2018-09-05 | 2018-09-05 | The process system of flush distillation circulation fluid filtration device in a kind of hydrogen peroxide enrichment facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821445264.8U CN208852441U (en) | 2018-09-05 | 2018-09-05 | The process system of flush distillation circulation fluid filtration device in a kind of hydrogen peroxide enrichment facility |
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| Publication Number | Publication Date |
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| CN208852441U true CN208852441U (en) | 2019-05-14 |
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| CN201821445264.8U Active CN208852441U (en) | 2018-09-05 | 2018-09-05 | The process system of flush distillation circulation fluid filtration device in a kind of hydrogen peroxide enrichment facility |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108939588A (en) * | 2018-09-05 | 2018-12-07 | 江山市双氧水有限公司 | The process system of flush distillation circulation fluid filtration device in a kind of hydrogen peroxide enrichment facility |
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2018
- 2018-09-05 CN CN201821445264.8U patent/CN208852441U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108939588A (en) * | 2018-09-05 | 2018-12-07 | 江山市双氧水有限公司 | The process system of flush distillation circulation fluid filtration device in a kind of hydrogen peroxide enrichment facility |
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