CN206063809U - Alkali system control device is steamed in a kind of hydrogen peroxide serialization - Google Patents
Alkali system control device is steamed in a kind of hydrogen peroxide serialization Download PDFInfo
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- CN206063809U CN206063809U CN201621013008.2U CN201621013008U CN206063809U CN 206063809 U CN206063809 U CN 206063809U CN 201621013008 U CN201621013008 U CN 201621013008U CN 206063809 U CN206063809 U CN 206063809U
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Abstract
The utility model discloses alkali system control device is steamed in a kind of hydrogen peroxide serialization, including drying tower, the bottom of drying tower is fixedly connected with the bottom of diluted alkaline preheater by the first pipeline, the surface of the first pipeline is from left to right fixedly connected with diluted alkaline preheater inlet valve, diluted alkaline effusion meter and diluted alkaline flow control valve, the top of diluted alkaline preheater is fixedly connected with the surface of alkali evaporator by second pipe, the surface of second pipe is fixedly connected with alkali evaporator sig water inlet valve, and the bottom of alkali evaporator is fixedly connected with the first blow-off pipe.This utility model is by arranging drying tower, and drying tower is higher than alkali evaporator, reached makes the dilute alkaline soln in drying tower be flowed in alkali evaporator by the bottom self of drying tower using potential difference, the effect that energy saving shortens operating process is reached, by the cooperation of drying tower, alkali evaporator and concentrated base pump, realize serialization and steam alkali, and reduce manpower, alkali is steamed by serialization and improves the efficiency and stability of steaming alkali.
Description
Technical field
This utility model is related to chemical industry atmospheric evaporation concentration technical field, and alkali system is steamed in specially a kind of hydrogen peroxide serialization
Control device.
Background technology
At present, used in domestic anthraquinone hydrogen peroxide production technique, solution of potassium carbonate (alkali liquor) processes hydrogen-peroxide working solution,
After production run for a period of time, after dense solution of potassium carbonate absorbs the moisture in working solution, cause density to decline, do not reach production
Require, moisture removal need to be concentrated, the utilization of concentration Posterior circle is improved；The method by manually operating, the benefit of dilute, dense solution of potassium carbonate
Plus, discharge manually need to control, and need two floors operator coordinate can just complete；Therefore, easily there is alkali liquor race
Material, the phenomenon such as alkali evaporator discharge concentration is unbalanced, and due to sig water and high alkali liquid intermittent discharge and add, cause in washing tower (for removing CO2)
The density of alkali is unstable, affects the safety and steady operation of hydrogen peroxide plant, and the consumption of steam is also than larger.
Utility model content
The purpose of this utility model is to provide a kind of hydrogen peroxide serialization to steam alkali system control device, possesses continuous metaplasia
Produce, the advantage of steady production, solve the problems, such as artificial cumbersome and uneven.
For achieving the above object, this utility model provides following technical scheme：Alkali system control is steamed in a kind of hydrogen peroxide serialization
Device processed, including drying tower, the bottom of the drying tower are fixedly connected with the bottom of diluted alkaline preheater by the first pipeline, described
The surface of the first pipeline is from left to right fixedly connected with diluted alkaline preheater inlet valve, diluted alkaline effusion meter and diluted alkaline flow control valve,
The top of the diluted alkaline preheater is fixedly connected with the surface of alkali evaporator by second pipe, and the surface of the second pipe is solid
Surely it is connected with alkali evaporator sig water inlet valve, the bottom of the alkali evaporator is fixedly connected with the first blow-off pipe, described first
The surface of blow-off pipe is fixedly connected with blowoff valve, and the surface of the alkali evaporator is solid with the upper surface of concentrated base groove by the 3rd pipeline
Fixed to connect, the side of the concentrated base groove is fixedly connected with the feed end of concentrated base pump by the 4th pipeline, the table of the 4th pipeline
Face is fixedly connected with concentrated base pump inlet valve, and the discharge end of the concentrated base pump is fixed by the top of the 5th pipeline and alkali filter and connected
Connect, the surface of the 5th pipeline is fixedly connected with concentrated base pump discharge valve, and the bottom of the concentrated base filter passes through the 6th pipeline
It is fixedly connected with the surface of drying tower, the top of the alkali evaporator is solid with the upside of diluted alkaline preheater surfaces by the 7th pipeline
Fixed to connect, the surface of the 7th pipeline is fixedly connected with the input of pressure release fluid-tight by the 7th arm, the alkali evaporator
Surface be fixedly connected with steam pipe, the surface of the steam pipe is fixedly connected with steam valve, the diluted alkaline preheater surfaces
Downside is fixedly connected with the input of alkali steam condenser by the 8th pipeline, and the outfan of the alkali steam condenser is fixed and connected
It is connected to the second blow-off pipe.
Preferably, steam pipe coil is provided with inside the alkali evaporator.
Preferably, DCS level display devices are provided with the concentrated base groove, drying tower and alkali evaporator.
Preferably, the alkali evaporator surface is located under the liquid level of alkali evaporator internal liquid with the interface of second pipe
Side.
Preferably, the alkali evaporator surface is located on the liquid level of alkali evaporator internal liquid with the interface of the 3rd pipeline
Side.
Preferably, the drying tower is located at the top of alkali evaporator.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, by arranging drying tower, and drying tower higher than alkali evaporator, reached makes drying using potential difference to this utility model
Dilute alkaline soln in tower is flowed in alkali evaporator by the bottom self of drying tower, has reached the effect that energy saving shortens operating process
Really.
2nd, cooperation of this utility model by drying tower, alkali evaporator and concentrated base pump, realizes serialization and steams alkali, and reduce
Manpower, steams alkali by serialization and improves the efficiency and stability of steaming alkali.
Description of the drawings
Fig. 1 is this utility model structural representation.
In figure：It is 1 drying tower, 2 first pipelines, 3 diluted alkaline preheaters, 4 diluted alkaline preheater inlet valves, 5 diluted alkaline effusion meters, 6 dilute
Alkali flow control valve, 7 second pipes, 8 alkali evaporators, 9 first blow-off pipes, 10 blowoff valves, 11 the 3rd pipelines, 12 concentrated base grooves, 13
4th pipeline, 14 concentrated base pumps, 15 the 5th pipelines, 16 concentrated base filters, 17 concentrated base pump discharge valves, 18 the 6th pipelines, 19 the 7th pipes
Road, 20 the 7th arms, 21 pressure release fluid-tights, 22 steam pipes, 23 alkali evaporator sig water inlet valves, 24 the 8th pipelines, 25 alkali steam
Condenser, 26 second blow-off pipes, 27 steam valves, 28 concentrated base pump inlet valves.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
Fig. 1 is referred to, alkali system control device, including drying tower 1 are steamed in a kind of hydrogen peroxide serialization, and drying tower 1 is located at alkali
The top of vaporizer 8, by arranging drying tower 1, and drying tower 1 is higher than alkali evaporator 8, and having reached makes drying tower 1 using potential difference
Interior dilute alkaline soln is flowed in alkali evaporator 8 by the bottom self of drying tower 1, has reached the effect that energy saving shortens operating process
Really, the bottom of drying tower 1 is fixedly connected with the bottom of diluted alkaline preheater 3 by the first pipeline 2, by the first pipeline 2, makes drying
Dilute alkaline soln in tower 1 flows into diluted alkaline preheater 3, carries out pre-add heat treatment, first pipe to dilute alkaline soln by diluted alkaline preheater 3
The surface in road 2 is from left to right fixedly connected with diluted alkaline preheater inlet valve 4, diluted alkaline effusion meter 5 and diluted alkaline flow control valve 6, leads to
Setting diluted alkaline preheater inlet valve 4 is crossed, the speed for flowing into diluted alkaline preheater 3 of dilute alkaline soln is controlled, by 5 He of diluted alkaline effusion meter
Diluted alkaline flow control valve 6 coordinates, and the rate of outflow of dilute alkaline soln is measured, and flows out so as to adjust out suitable dilute alkaline soln
Speed, the top of diluted alkaline preheater 3 are fixedly connected with the surface of alkali evaporator 8 by second pipe 7, by second pipe 7, are made
The dilute alkaline soln being preheated in diluted alkaline preheater 3 is flowed in alkali evaporator 8, the interface position of 8 surface of alkali evaporator and second pipe 7
Below the liquid level of 8 internal liquid of alkali evaporator, dilute alkaline soln is made to enter from the lower section of 8 inner chamber of alkali evaporator, so as to add to which
The interface of heat, 8 surface of alkali evaporator and the 3rd pipeline 11 is located at the ullage of 8 internal liquid of alkali evaporator, after making evaporation
Aqueous slkali is flowed out in the way of overflow, it is to avoid dilute alkaline soln is flowed directly out, and is not done evaporation process, is provided with inside alkali evaporator 8
Steam pipe coil, arranging evaporation coil carries out high-temperature heating to dilute alkaline soln, so as to evaporate moisture therein, improves the dense of alkali liquor
Degree, the surface of second pipe 7 are fixedly connected with alkali evaporator sig water inlet valve 23, arrange alkali evaporator sig water inlet valve 23
The inflow velocity of control dilute alkaline soln, improves device stability, and the bottom of alkali evaporator 8 is fixedly connected with the first blow-off pipe 9, the
The surface of one blow-off pipe 9 is fixedly connected with blowoff valve 10, is coordinated by the first blow-off pipe 9 and blowoff valve 10, is made in alkali evaporator 8
Solution can discharge, the surface of alkali evaporator 8 is fixedly connected with the upper surface of concentrated base groove 12 by the 3rd pipeline 11, by
Three pipelines 11, make the high alkali liquid overflow in alkali evaporator 8 enter concentrated base groove 12, on concentrated base groove 12, drying tower 1 and alkali evaporator 8
DCS level display devices are provided with, DCS level display devices are set, conveniently check the evaporation of concentrated base groove 12, drying tower 1 and alkali
Liquid level in device 8, preferably controls overall operation, and the side of concentrated base groove 12 is entered by the 4th pipeline 13 and concentrated base pump 14
Material end is fixedly connected, and by concentrated base pump 14, concentrated alkali solution is pumped into alkali filter 16, by drying tower 1,8 and of alkali evaporator
The cooperation of concentrated base pump 14, realizes serialization and steams alkali, and reduce manpower, by serialization steam alkali improve steam alkali efficiency and
Stability, the surface of the 4th pipeline 13 are fixedly connected with concentrated base pump inlet valve 28, and the discharge end of concentrated base pump 14 passes through the 5th pipeline
15 are fixedly connected with the top of alkali filter 16, and the surface of the 5th pipeline 15 is fixedly connected with concentrated base pump discharge valve 17, by dense
Alkali pump outlet valve 17 controls concentrated base flow velocity, and the bottom of concentrated base filter 16 is solid with the surface of drying tower 1 by the 6th pipeline 18
Fixed to connect, the top of alkali evaporator 8 is fixedly connected with the upside of 3 surface of diluted alkaline preheater by the 7th pipeline 19, the 7th pipeline
19 surface is fixedly connected with the input of pressure release fluid-tight 21 by the 7th arm 20, prevents air pressure by arranging pressure release fluid-tight 21
Too high generation potential safety hazard, the surface of alkali evaporator 8 are fixedly connected with steam pipe 22, and the surface of steam pipe 22 is fixedly connected with steaming
Steam valve 27, the downside on 3 surface of diluted alkaline preheater are fixedly connected with the input of alkali steam condenser 25 by the 8th pipeline 24, are led to
Cross 25 pairs of vapor being evaporated of alkali steam condenser pipe to condense, the outfan of alkali steam condenser 25 is fixedly connected with
Condensed water is discharged by two blow-off pipes 26 by which.
During use, in drying tower 1, dilute alkaline soln flows into diluted alkaline preheater 3 and is preheated, and the solution of preheating flows into alkali evaporation
Device 8, is heated to liquid by the evaporation coil in which, is evaporated the water, and improves concentration of lye, and the alkali liquor for improving concentration passes through
Overflow flows into concentrated base groove 12, concentrated alkali solution is pumped into concentrated base filter 16 by concentrated base pump 14, drying is flowed into after being filtered
The vapor evaporated in tower 1, wherein alkali evaporator 8 carries out just condensation in diluted alkaline preheater 3, subsequently enters alkali steam cold
Further condensed with recirculated water in solidifying pipe 25, discharged by the second blow-off pipe 26 afterwards.
In sum：Alkali system control device is steamed in the hydrogen peroxide serialization, pre- by hothouse 1, alkali evaporator 8, diluted alkaline
Hot device 3 and concentrated base pump 14 coordinate, and solve the problems, such as manually to control concentration of lye uneven.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
Be appreciated that these embodiments can be carried out various changes in the case of without departing from principle of the present utility model and spirit, repair
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. alkali system control device, including drying tower (1) are steamed in a kind of hydrogen peroxide serialization, it is characterised in that：The drying tower (1)
Bottom be fixedly connected with the bottom of diluted alkaline preheater (3) by the first pipeline (2), the surface of first pipeline (2) is from a left side
Diluted alkaline preheater inlet valve (4), diluted alkaline effusion meter (5) and diluted alkaline flow control valve (6) are fixedly connected with to the right side, the diluted alkaline is pre-
The top of hot device (3) is fixedly connected with the surface of alkali evaporator (8) by second pipe (7), the surface of the second pipe (7)
Alkali evaporator sig water inlet valve (23) is fixedly connected with, the bottom of the alkali evaporator (8) is fixedly connected with the first blow-off pipe
(9), the surface of first blow-off pipe (9) is fixedly connected with blowoff valve (10), and the surface of the alkali evaporator (8) passes through the 3rd
Pipeline (11) is fixedly connected with the upper surface of concentrated base groove (12), the side of the concentrated base groove (12) by the 4th pipeline (13) with it is dense
The feed end of alkali pump (14) is fixedly connected, and the surface of the 4th pipeline (13) is fixedly connected with concentrated base pump inlet valve (28), institute
The discharge end for stating concentrated base pump (14) is fixedly connected with the top of alkali filter (16) by the 5th pipeline (15), the 5th pipeline
(15) surface is fixedly connected with concentrated base pump discharge valve (17), and the bottom of the concentrated base filter (16) passes through the 6th pipeline (18)
It is fixedly connected with the surface of drying tower (1), the top of the alkali evaporator (8) is by the 7th pipeline (19) and diluted alkaline preheater
(3) it is fixedly connected on the upside of surface, the surface of the 7th pipeline (19) is by the 7th arm (20) and pressure release fluid-tight (21)
Input is fixedly connected, and the surface of the alkali evaporator (8) is fixedly connected with steam pipe (22), the surface of the steam pipe (22)
Steam valve (27) is fixedly connected with, the downside on diluted alkaline preheater (3) surface is condensed with alkali steam by the 8th pipeline (24)
The input of device (25) is fixedly connected, and the outfan of the alkali steam condenser (25) is fixedly connected with the second blow-off pipe (26).
2. alkali system control device is steamed in a kind of hydrogen peroxide serialization according to claim 1, it is characterised in that：The alkali steams
Send out steam pipe coil is provided with inside device (8).
3. alkali system control device is steamed in a kind of hydrogen peroxide serialization according to claim 1, it is characterised in that：The concentrated base
DCS level display devices are provided with groove (12), drying tower (1) and alkali evaporator (8).
4. alkali system control device is steamed in a kind of hydrogen peroxide serialization according to claim 1, it is characterised in that：The alkali steams
The interface that device (8) surface is sent out with second pipe (7) is located at below the liquid level of alkali evaporator (8) internal liquid.
5. alkali system control device is steamed in a kind of hydrogen peroxide serialization according to claim 1, it is characterised in that：The alkali steams
The interface for sending out device (8) surface and the 3rd pipeline (11) is located at the ullage of alkali evaporator (8) internal liquid.
6. alkali system control device is steamed in a kind of hydrogen peroxide serialization according to claim 1, it is characterised in that：The drying
Top of the tower (1) positioned at alkali evaporator (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621013008.2U CN206063809U (en) | 2016-08-30 | 2016-08-30 | Alkali system control device is steamed in a kind of hydrogen peroxide serialization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621013008.2U CN206063809U (en) | 2016-08-30 | 2016-08-30 | Alkali system control device is steamed in a kind of hydrogen peroxide serialization |
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| Publication Number | Publication Date |
|---|---|
| CN206063809U true CN206063809U (en) | 2017-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621013008.2U Active CN206063809U (en) | 2016-08-30 | 2016-08-30 | Alkali system control device is steamed in a kind of hydrogen peroxide serialization |
Country Status (1)
| Country | Link |
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| CN (1) | CN206063809U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107619024A (en) * | 2017-10-20 | 2018-01-23 | 山东明化新材料有限公司 | Hydrogen peroxide manufacture anthraquinone degradation products Dual alkali regenerating unit |
| 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 |
-
2016
- 2016-08-30 CN CN201621013008.2U patent/CN206063809U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107619024A (en) * | 2017-10-20 | 2018-01-23 | 山东明化新材料有限公司 | Hydrogen peroxide manufacture anthraquinone degradation products Dual alkali regenerating unit |
| 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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