CN206278932U - Potassium manganate continuous automatic production system - Google Patents
Potassium manganate continuous automatic production system Download PDFInfo
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- CN206278932U CN206278932U CN201621202891.XU CN201621202891U CN206278932U CN 206278932 U CN206278932 U CN 206278932U CN 201621202891 U CN201621202891 U CN 201621202891U CN 206278932 U CN206278932 U CN 206278932U
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
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- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
The utility model discloses a kind of potassium manganate continuous automatic production system, manganese powder mixing tank is connected with manganese powder storage tank by the first pipeline, manganese powder storage tank is connected by second pipe with manganese powder preheating can, manganese powder preheating can is connected by the 3rd pipeline with oxidation reaction tower material, oxidation reaction tower alkali lye charge door is connected by the 4th pipeline with alkali lye preheating can, alkali lye preheating can is connected by the 5th pipeline with alkali liquid tank, oxidation reaction tower is connected by discharge nozzle with discharging thinning tank, discharging thinning tank is connected with settling tank, the exhaust pipe of oxidation reaction tower and manganese powder preheating can is connected with air preheater, air preheater is connected with the air intlet of oxidation reaction tower, the cold side import of air preheater is connected with air compressor machine；Vapor heat exchanger is respectively arranged with by oxidation reaction tower, manganese powder preheating can and alkali lye preheating can, feed pump and two regulating valves are respectively arranged with first pipeline, second pipe, the 3rd pipeline, the 4th pipeline and the 5th pipeline, flowmeter and pressure gauge are provided between two regulating valves.
Description
Technical field
The utility model is related to a kind of potassium manganate continuous automatic production system, belongs to chemical process field.
Background technology
The production technology of potassium manganate is：Manganese dioxide powder, potassium hydroxide and air are reacted into generation in oxidation reaction tower
Potassium manganate.The pretreatment of material is first to mix manganese dioxide powder with potassium hydroxide solution, by preheating of mixed material to 100-150
℃.Add the potassium hydroxide solution for being preheating at least 200 DEG C in advance in oxidation reaction tower, heating is caused in oxidation reaction tower
Temperature reaches 250 DEG C, then passes to air, adds the mixed solution of manganese dioxide powder and potassium hydroxide, is then heated to
250-265 DEG C of reaction, discharging diluted after having reacted, sedimentation obtains potassium manganate.Present in the current technological process
Problem is：Mainly by coal heating, seriously polluted, heat utilization ratio is low for heating.Waste heat from tail gas can not be utilized rationally, be caused
A large amount of to waste, the air being passed through is cold air, will cause the temperature fluctuation in oxidation reaction tower, and charging is mainly people at present
Work feeds, and cannot also realize the production of continuous and automatic.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of potassium manganate continuous automatic production system, can be real
Existing continuous automatic production, rationally using waste heat, clean environment firendly.
To achieve these goals, the technical solution of the utility model is as follows：A kind of potassium manganate continuous automatic production system
System, including oxidation reaction tower, it is characterised in that：The material outlet of manganese powder mixing tank passes through the first pipeline with the import of manganese powder storage tank
It is connected, the manganese powder tank bottom material outlet is connected by second pipe with the material inlet of manganese powder preheating can, the manganese powder
The bottoms material outlet of preheating can is connected by the 3rd pipeline with the material inlet on oxidation reaction tower top, the oxidation reaction tower
The top of manganese powder preheating can is provided with exhaust pipe, the top of the oxidation reaction tower is additionally provided with alkali lye charge door, alkali lye
Charge door is connected by the 4th pipeline with the discharging opening of alkali lye preheating can, and the charging aperture of the alkali lye preheating can passes through the 5th pipeline
It is connected with alkali liquid tank, the material outlet of the oxidation reaction tower bottom is connected by discharge nozzle with discharging thinning tank, the discharging
Thinning tank is connected with settling tank, the exhaust pipe of the oxidation reaction tower and manganese powder preheating can and the hot side import of air preheater
It is connected, the hot side outlet of the air preheater is connected with the air intlet of oxidation reaction tower bottom, the air preheater
Cold side import is connected with air compressor machine；
Vapor heat exchanger, the oxygen are respectively arranged with by the oxidation reaction tower, manganese powder preheating can and alkali lye preheating can
The material changed in reaction tower, manganese powder preheating can and alkali lye preheating can is entered in vapor heat exchanger and after steam heat-exchanging by pipeline,
Return to respectively again in oxidation reaction tower, manganese powder preheating can or alkali lye preheating can；
Feed pump is respectively arranged with first pipeline, second pipe, the 3rd pipeline, the 4th pipeline and the 5th pipeline,
Feed liquid pump discharge rear is provided with two regulating valves, flowmeter and pressure gauge are provided with the pipeline between two regulating valves.
Using such scheme, manganese dioxide powder is allowed first to mix with potassium hydroxide solution in manganese powder mixing tank so that dioxy
Change the liquid that manganese powder is changed into flowing, realization adds manganese dioxide by pipeline.Air, manganese dioxide powder and potassium hydroxide are all first passed through
Added in oxidation reaction tower after crossing preheating can preheating, it is to avoid the temperature to oxidation reaction tower causes excessive fluctuation, and influence is anti-
That answers is normally carried out.
Coupled together by pipeline between each storage tank and oxidation reaction tower, and feed pump, regulating valve are set on pipeline
Flowmeter and pressure gauge, the uninterrupted for adding feed liquid is automatically controlled by switch board, realizes continuous automatic production, controls journey
Sequence is the conventional meanses of this area.
Air is preheated using the waste heat of tail gas, the air after preheating is added in oxidation reaction tower, on the one hand
Reach and rationally utilize waste heat, it is to avoid the purpose of energy waste；On the other hand added in oxidation reaction tower by the air of preheating, it is right
Temperature fluctuation in oxidation reaction tower is smaller.
Traditional coal heating is changed to steam heating, it is only necessary to set up one by the equipment such as oxidation reaction tower and preheating can
Platform heat exchanger just can, equipment investment is small, low cost, and energy-conserving and environment-protective.
In such scheme：Two vapor heat exchangers are provided with by the oxidation reaction tower, to meet the temperature of oxidation reaction tower
Degree needs.
In such scheme：The cold side outlet port of the air preheater is connected by air-introduced machine with tail gas recycle tank.To pass through
Tail gas recycle after heat exchange, it is to avoid caused harm to changing commanders.
In such scheme：The settling tank is divided into two-stage, and first order settling tank is connected with discharging thinning tank discharging opening, and first
The level lye export of settling tank is connected with the charging aperture of second level settling tank by the 6th pipeline, and the alkali lye of second level settling tank goes out
Mouthful it is connected with alkali storage tank is reclaimed by the 7th pipeline, the material outlet of the first order settling tank and second level settling tank passes through the
Eight pipelines are connected with potassium manganate storage tank.
In such scheme：Feed pump is also respectively arranged with 6th pipeline, the 7th pipeline and the 8th pipeline, in feed liquid
Pump discharge rear is provided with two regulating valves, and flowmeter and pressure gauge are provided with the pipeline between two regulating valves.
First pipeline described in such scheme, second pipe, the 3rd pipeline, the 4th pipeline, the 5th pipeline, the 6th pipeline,
7th pipeline and the 8th pipeline are also respectively provided with a bypass branch, and feed pump, two tune are also equipped with the bypass branch
Section valve, flowmeter and pressure gauge, the feed liquid parallel connection of pumps on feed pump and main pipeline in the bypass branch.Bypass branch is set
Pipe, when the feed pump on main pipeline breaks down, can change in bypass branch and use.
Beneficial effect：The utility model reaches and rationally utilizes waste heat from tail gas by the design to potassium manganate production system, returns
The effect of ending gas.Using steam as the medium for heating, improvement cost is low, clean environment firendly, by the place to manganese dioxide powder
Reason, to air, the pre-heat treatment of potassium hydroxide solution, it is to avoid large impact is crossed to temperature in oxidation reaction tower, realize it is continuous from
Dynamicization steady production, production efficiency is greatly improved.
Brief description of the drawings
Fig. 1 is process chart of the present utility model.
Fig. 2 is partial enlarged drawing at the A of Fig. 1.
Fig. 3 is partial enlarged drawing at the B of Fig. 1.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples：
Embodiment 1, as Figure 1-3：Potassium manganate continuous automatic production system of the present utility model is by manganese powder mixing tank
1st, manganese powder storage tank 2, manganese powder preheating can 3, oxidation reaction tower 4, exhaust pipe 5, alkali lye preheating can 6, alkali liquid tank 7, vapor heat exchanger
8th, discharging thinning tank 9, air preheater 10, air compressor machine 11, tail gas recycle tank 12, feed pump 13, regulating valve 14, flowmeter 15,
The compositions such as pressure gauge 16, first order settling tank 17, second level settling tank 18, recovery alkali storage tank 19, potassium manganate storage tank 20
The material outlet of manganese powder mixing tank 1 is connected with the import of manganese powder storage tank 2 by the first pipeline, on manganese powder mixing tank 1
It is provided with potassium hydroxide filler and manganese dioxide powder is added in mouth, manganese powder mixing tank 1 and is additionally provided with stirring, in manganese powder mixing tank
In 1, manganese dioxide powder and potassium hydroxide solution first mix, and increase the mobility of manganese dioxide powder, realize pipeline.Manganese powder is stored up
Stirring is also provided with tank 2 and manganese powder preheating can 3, the outlet of the bottoms material of manganese powder storage tank 2 is by second pipe and manganese powder preheating can 3
Material inlet is connected, and the bottoms material outlet of manganese powder preheating can 3 is by the 3rd pipeline and the material inlet on the top of oxidation reaction tower 4
It is connected, the top of oxidation reaction tower 4 and manganese powder preheating can 3 is provided with exhaust pipe 5, and the top of oxidation reaction tower is additionally provided with alkali
Liquid charge door, alkali lye charge door is connected by the 4th pipeline with the discharging opening of alkali lye preheating can 6, the charging aperture of alkali lye preheating can 6
It is connected with alkali liquid tank 7 by the 5th pipeline, the material outlet of the bottom of oxidation reaction tower 4 is by discharge nozzle and the discharging phase of thinning tank 9
Even, the dilution import of discharging thinning tank 9 is connected with dilute water pot 21, and is provided with regulating valve on pipelines that they are connected, and goes out
Material thinning tank 9 is connected with settling tank, and settling tank is divided into two-stage, and first order settling tank 17 is connected with the discharging discharging opening of thinning tank 9, the
The lye export of one-level settling tank 17 is connected with the charging aperture of second level settling tank 18 by the 6th pipeline, second level settling tank 18
Lye export be connected with alkali storage tank 19 is reclaimed by the 7th pipeline, the alkali lye devaporation recovery in recovery alkali storage tank 19, first
The material outlet of level settling tank 17 and second level settling tank 18 is connected by the 8th pipeline with potassium manganate storage tank 20, is obtained by press filtration
To product.
First pipeline, second pipe, the 3rd pipeline, the 4th pipeline, the 5th pipeline, the 6th pipeline, the 7th pipeline and the 8th
Feed pump 13 is respectively arranged with pipeline, the outlet of feed pump 13 rear is provided with two regulating valves 14, two regulating valves 14 it
Between pipeline on be provided with flowmeter 15 and pressure gauge 16, material by after feed pump 13 to first regulating valve 14, Ran Houjing
15 to the second regulating valve of excessively stream gauge, finally reaches next unit.
First pipeline, second pipe, the 3rd pipeline, the 4th pipeline, the 5th pipeline, the 6th pipeline, the 7th pipeline and the 8th
Pipeline is also respectively provided with a bypass branch, and 13, two regulating valves 14, flowmeter of feed pump are also equipped with the bypass branch
15 and pressure gauge 16, the feed pump 13 in bypass branch is in parallel with the feed pump 13 on main pipeline, so when the material on main pipeline
When liquid pump 13 goes wrong, can in time change and used in bypass branch.
The exhaust pipe 5 of oxidation reaction tower 4 and manganese powder preheating can 3 is connected with the hot side import of air preheater 10, air
The hot side outlet of preheater 10 is connected with the air intlet of the bottom of oxidation reaction tower 4, cold side import and the sky of air preheater 10
Press 11 is connected；The cold side outlet port of air preheater 10 is connected by air-introduced machine with tail gas recycle tank 12, using waste heat from tail gas pair
Air is preheated, and all connecting pipes have heat-insulation layer, and each pipe is can be also used for from the tail gas out of air preheater 10
The insulation in road.
Vapor heat exchanger 8 is respectively arranged with by oxidation reaction tower 4, manganese powder preheating can 3 and alkali lye preheating can 6, oxidation is anti-
The material in tower 4, manganese powder preheating can 3 and alkali lye preheating can 6 is answered to enter in vapor heat exchanger 8 and after steam heat-exchanging by pipeline,
Return in oxidation reaction tower 4, manganese powder preheating can 3 or alkali lye preheating can 6；In order to meet the heat demand of oxidation reaction tower, oxygen
Change and be provided with two vapor heat exchangers 8 by reaction tower 4.
The utility model is not limited to above-mentioned specific embodiment, it will be appreciated that one of ordinary skill in the art is without wound
The property made work just can make many modifications and variations according to design of the present utility model.In a word, all technologies in the art
Personnel can be obtained by logical analysis, reasoning, or a limited experiment on the basis of existing technology according to design of the present utility model
The technical scheme for arriving, all should be in the protection domain being defined in the patent claims.
Claims (6)
1. a kind of potassium manganate continuous automatic production system, including oxidation reaction tower (4), it is characterised in that：Manganese powder mixing tank (1)
Material outlet be connected by the first pipeline with the import of manganese powder storage tank (2), manganese powder storage tank (2) bottoms material outlet passes through
Second pipe is connected with the material inlet of manganese powder preheating can (3), and the bottoms material outlet of the manganese powder preheating can (3) passes through the 3rd
Pipeline is connected with the material inlet on oxidation reaction tower (4) top, the top of the oxidation reaction tower (4) and manganese powder preheating can (3)
Exhaust pipe (5) is provided with, the top of the oxidation reaction tower is additionally provided with alkali lye charge door, and alkali lye charge door is by the 4th pipe
Road is connected with the discharging opening of alkali lye preheating can (6), and the charging aperture of the alkali lye preheating can (6) passes through the 5th pipeline and alkali liquid tank
(7) it is connected, the material outlet of oxidation reaction tower (4) bottom is connected by discharge nozzle with discharging thinning tank (9), the discharging
Thinning tank (9) is connected with settling tank, the exhaust pipe (5) and air preheat of the oxidation reaction tower (4) and manganese powder preheating can (3)
The hot side import of device (10) is connected, and hot side outlet and the air of oxidation reaction tower (4) bottom of the air preheater (10) enter
Mouth is connected, and the cold side import of the air preheater (10) is connected with air compressor machine (11)；
Vapor heat exchanger is respectively arranged with by the oxidation reaction tower (4), manganese powder preheating can (3) and alkali lye preheating can (6)
(8), the material in the oxidation reaction tower (4), manganese powder preheating can (3) and alkali lye preheating can (6) is changed by pipeline into steam
In hot device (8) and after steam heat-exchanging, then return to respectively in oxidation reaction tower (4), manganese powder preheating can (3) or alkali lye preheating can (6)；
Feed pump (13) is respectively arranged with first pipeline, second pipe, the 3rd pipeline, the 4th pipeline and the 5th pipeline,
Feed pump (13) outlet rear is provided with two regulating valves (14), flow is provided with the pipeline between two regulating valves (14)
Meter (15) and pressure gauge (16).
2. potassium manganate continuous automatic production system according to claim 1, it is characterised in that：The oxidation reaction tower (4)
Side is provided with two vapor heat exchangers (8).
3. potassium manganate continuous automatic production system according to claim 1 or claim 2, it is characterised in that：The air preheater
(10) cold side outlet port is connected by air-introduced machine with tail gas recycle tank (12).
4. potassium manganate continuous automatic production system according to claim 3, it is characterised in that：The settling tank is divided into two
Level, first order settling tank (17) is connected with discharging thinning tank (9) discharging opening, the lye export and second of first order settling tank (17)
The charging aperture of level settling tank (18) is connected by the 6th pipeline, the lye export of second level settling tank (18) by the 7th pipeline and
Reclaim alkali storage tank (19) to be connected, the material outlet of the first order settling tank (17) and second level settling tank (18) is by the 8th pipe
Road is connected with potassium manganate storage tank (20).
5. potassium manganate continuous automatic production system according to claim 4, it is characterised in that：6th pipeline, the 7th
Feed pump (13) is also respectively arranged with pipeline and the 8th pipeline, feed pump (13) outlet rear is provided with two regulating valves
(14) flowmeter (15) and pressure gauge (16), are provided with the pipeline between two regulating valves (14).
6. potassium manganate continuous automatic production system according to claim 5, it is characterised in that：First pipeline, second
Pipeline, the 3rd pipeline, the 4th pipeline, the 5th pipeline, the 6th pipeline, the 7th pipeline and the 8th pipeline are also respectively provided with a bypass
Branch pipe, is also equipped with feed pump (13), two regulating valves (14), flowmeter (15) and pressure gauges (16) in the bypass branch,
Feed pump (13) in the bypass branch is in parallel with the feed pump (13) on main pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621202891.XU CN206278932U (en) | 2016-10-28 | 2016-10-28 | Potassium manganate continuous automatic production system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621202891.XU CN206278932U (en) | 2016-10-28 | 2016-10-28 | Potassium manganate continuous automatic production system |
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| CN206278932U true CN206278932U (en) | 2017-06-27 |
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| CN201621202891.XU Active CN206278932U (en) | 2016-10-28 | 2016-10-28 | Potassium manganate continuous automatic production system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107758745A (en) * | 2017-11-29 | 2018-03-06 | 白银昌元化工有限公司 | A kind of device of three-phase oxidation production chromate |
| CN110980812A (en) * | 2019-12-26 | 2020-04-10 | 广东航鑫科技股份公司 | Production system and production method of potassium manganate |
| CN113683121A (en) * | 2021-09-13 | 2021-11-23 | 云南群星化工有限公司 | Process for preparing potassium manganate by solid-phase normal-pressure oxidation |
-
2016
- 2016-10-28 CN CN201621202891.XU patent/CN206278932U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107758745A (en) * | 2017-11-29 | 2018-03-06 | 白银昌元化工有限公司 | A kind of device of three-phase oxidation production chromate |
| CN110980812A (en) * | 2019-12-26 | 2020-04-10 | 广东航鑫科技股份公司 | Production system and production method of potassium manganate |
| US20210199339A1 (en) * | 2019-12-26 | 2021-07-01 | Shenzhen Hangxin Trading Co., Ltd. | Production system and production method of potassium manganate |
| US12050027B2 (en) * | 2019-12-26 | 2024-07-30 | Shenzhen Hangxin Trading Co., Ltd. | Production system and production method of potassium manganate |
| CN113683121A (en) * | 2021-09-13 | 2021-11-23 | 云南群星化工有限公司 | Process for preparing potassium manganate by solid-phase normal-pressure oxidation |
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