CN202427416U - Automatic phosphoric acid proportioning device used in sugarhouse - Google Patents
Automatic phosphoric acid proportioning device used in sugarhouse Download PDFInfo
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- CN202427416U CN202427416U CN2011205735237U CN201120573523U CN202427416U CN 202427416 U CN202427416 U CN 202427416U CN 2011205735237 U CN2011205735237 U CN 2011205735237U CN 201120573523 U CN201120573523 U CN 201120573523U CN 202427416 U CN202427416 U CN 202427416U
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- phosphoric acid
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Abstract
An automatic phosphoric acid proportioning device used in a sugarhouse is characterized by comprising a strong phosphoric acid storage box, a dilute phosphoric acid storage box and a dilute phosphoric acid proportioning box, wherein a strong phosphoric acid pump mounted at the outlet of the strong phosphoric acid storage box is connected to the dilute phosphoric acid proportioning box through a concentrated acid delivery pipe; dilute phosphoric acid flows into the dilute phosphoric acid storage box through a pipeline and an acid discharge solenoid valve; a water pipe and a water adding solenoid valve are arranged on the dilute phosphoric acid storage box; a dilute phosphoric acid storage box liquid level meter and an acid proportioning liquid level meter are arranged in the dilute phosphoric acid storage box; a metering pump is mounted between the dilute phosphoric acid storage box and a cane juice storage box; cane juice enters a cane juice pump connected to the front of the cane juice storage box; the outlet of the cane juice pump is connected with the cane juice storage box; and the dilute storage box liquid level meter and the acid proportioning liquid level meter in the dilute phosphoric acid proportioning box are equipped with sensors and connected with a control mainframe which controls the strong phosphoric acid pump, a water adding electromagnetic pump, the water adding solenoid valve, the acid discharge solenoid valve, the metering pump and the cane juice pump respectively. According to the utility model, the problem that formerly, manual phosphoric acid proportioning in the sugarhouse is inaccurate is solved, automatic phosphoric acid proportioning is realized in the sugarhouse, the accuracy, timeliness and stability in adding phosphoric acid are ensured and the efficiency of enterprises is improved.
Description
Technical field
The utility model belongs to the automaton of chemical industry, light industry and food production, particularly about sugar refinery phosphoric acid automatic mixing acid device.
Background technology
Phosphoric acid is the raw material that chemical industry, light industry and food production are often used; Be mainly used in the acid adjusting of material; Have as fining agent; For example cane sugar factory or beet-sugar factory have used phosphoric acid to be used to the clarification process that floats; Phosphoric acid come-up clarification process is some organic substances undissolved characteristics under the condition of low temperature such as sugarcane fat, cerosin, starch, pectin, part polysaccharide and polyphenols of utilizing in the sugarcane juice, in mixed juice, adds phosphoric acid, a spot of milk of lime, flocculant and bubble, utilizes cohesion, come-up, acting under the neutral condition of absorption to remove a large amount of organic non-sugar earlier; Utilize the carbonatation process clarification process then, remove interior pigment of syrup and other non-sugar.
In the cane sugar manufacture production process; Whether the amount of the calcium phosphate that phosphoric acid and lime reaction produce stablizes the clearance that not only influences colloid, non-sugar and pigment; Also influence the formation effect of sulfurous acid, and calcium phosphate is to flocculating and precipitating the effect that promotion is arranged, for a long time; The proportioning of sugar refinery phosphoric acid mainly relies on artificial proportioning, and by quantitatively fixedly valve position or turn on pump degree add phosphoric acid amount.Sugar refinery is increasingly high to technological requirement now, and this control mode is difficult to ensure accuracy, promptness and the stability of phosphoric acid interpolation.
Because it is the technology of our country's initiative in recent years that sugar refinery syrup adopts phosphoric acid come-up clarification process; So also do not having than mature technique aspect detection and the automatic control; The sugar refinery that has be the method according to traditional sugarcane juice acidity (pH value) detect phosphoric acid add whether suitable; If the sugarcane juice color behind the ash is darker in advance, judge that with traditional titration method the method for its pH value is difficult to obtain accurate values, control the phosphoric acid addition automatically and also do not appear in the newspapers.
Summary of the invention
Phosphoric acid monitoring of a kind of sugar refinery and automatic mixing acid device that the purpose of the utility model is developed to existing deficiency in the above-mentioned prior art just specially.Solved the inaccuracy that sugar refinery in the past relies on artificial proportioning phosphoric acid, realized sugar refinery phosphoric acid automatic acid preparing, guaranteed accuracy, promptness and stability that phosphoric acid adds, improved efficient to enterprise.
The technical scheme of the utility model is achieved in that
The device that sugar refinery phosphoric acid automatic mixing acid method adopts comprises SPA storage tank, phosphoric acid,diluted storage tank and phosphoric acid,diluted proportioning case, and the outlet of SPA storage tank is equipped with the SPA pump and is connected to phosphoric acid,diluted proportioning case through the concentrated acid carrier pipe; Phosphoric acid,diluted proportioning case is in a high position; The phosphoric acid,diluted storage tank is at low level, and phosphoric acid,diluted leads to the phosphoric acid,diluted storage tank through pipeline and acid discharge magnetic valve, the clear water pipe is arranged on the phosphoric acid,diluted storage tank and add water solenoid valve; Be provided with phosphoric acid,diluted storage tank liquid level gauge and complex acid liquid level gauge in the phosphoric acid,diluted storage tank; Between phosphoric acid,diluted storage tank and the sugarcane juice storage tank measuring pump is installed, sugarcane juice is connected to the sugarcane juice pump before getting into the sugarcane juice storage tank, and the sugarcane juice pump discharge is received the sugarcane juice storage tank; Phosphoric acid,diluted storage tank liquid level gauge and complex acid liquid level gauge in the phosphoric acid,diluted proportioning case are equipped with sensor; Receive main control system, control the SPA pump respectively, add water solenoid valve, acid discharge magnetic valve, measuring pump and sugarcane juice pump, accomplish automatic mixing acid, the task of water inlet, automatic gauge diluted acid and sugarcane juice automatically.
The operation principle of the utility model:
Concentration value with known SPA; Starting the SPA pump through main control system is pumped into SPA in the phosphoric acid,diluted proportioning case; Complex acid liquid level gauge real-time continuous is measured the level value in the phosphoric acid,diluted proportioning case simultaneously; Main control system receives after the complex acid liquid level gauge measures SPA level value in the phosphoric acid,diluted proportioning case and reach certain level value, and the SPA pump stops the pump SPA, simultaneously the SPA level value in the phosphoric acid,diluted proportioning case that measures of main control system record; And the phosphoric acid,diluted concentration set point computing that main control system comes out according to the SPA level value and the needs proportioning of original record draws total level value that add proportioning water and SPA (under the constant situation of the cross section of phosphoric acid,diluted proportioning case; Level value and volume are proportional), after the SPA pump stopped, main control system was opened and is added water solenoid valve; Begin to add proportioning water to phosphoric acid,diluted proportioning case; Complex acid liquid level gauge real-time continuous is measured the level value in the phosphoric acid,diluted proportioning case simultaneously, reaches total level value that the main control system computing draws until level value, and main control system is closed and added water solenoid valve; Proportioning water stops to join in the phosphoric acid,diluted proportioning case, and the phosphoric acid,diluted in the phosphoric acid,diluted proportioning case is that the proportioning water proportioning of the certain volume that draws of volume and main control system computing by SPA forms like this.After the phosphoric acid,diluted proportioning is accomplished; Main control system is opened the acid discharge magnetic valve and just is drained into the good phosphoric acid,diluted of proportioning and waits to produce in the subsequent use phosphoric acid,diluted storage tank; And phosphoric acid,diluted storage tank liquid level gauge also real-time continuous is measured the level value in the phosphoric acid,diluted storage tank; If the level value in the phosphoric acid,diluted storage tank is too high, the acid discharge closed electromagnetic valve.In normal the use, phosphoric acid,diluted storage tank liquid level gauge real-time continuous is measured the level value in the phosphoric acid,diluted storage tank, if the level value in the phosphoric acid,diluted storage tank is lower than the setting value of main frame, above complex acid process is restarted.
During sugar refinery ordinary production; Continual the joining in the sugarcane juice storage tank of sugarcane juice that squeezing is come out; Sugarcane juice in not termination of pumping of the sugarcane juice pump sugarcane juice storage tank is to next workshop section; Wherein the sugarcane juice flowmeter is installed on the pipeline of sugarcane juice pump discharge pipeline or sugarcane juice entering sugarcane juice storage tank, and sugarcane juice flowmeter real-time continuous detects the sugarcane juice flow that flows through, and the main control system real-time continuous reads the numerical value of sugarcane juice flowmeter.Main control system draws current measuring pump tachometer value according to phosphoric acid definite value computing in sugarcane juice flow value, phosphoric acid dilution value and the adding sugarcane juice; Main control system is exported frequency variation signal to measuring pump; Measuring pump rotates according to the main frame frequency variation signal, and the phosphoric acid that pump is got after the dilution from the phosphoric acid,diluted storage tank joins in the sugarcane juice storage tank.According to the variation of flow value, main control system is the rotating speed of adjustment measuring pump in real time, in the sugarcane juice of unit volume, accurately adds phosphoric acid amount thereby reach.
The beneficial effect of the utility model:
1, for a long time, the proportioning of sugar refinery phosphoric acid mainly relies on artificial proportioning, and by quantitatively fixedly valve position or turn on pump degree add phosphoric acid amount.Sugar refinery is increasingly high to technological requirement now, and this control mode is difficult to ensure accuracy, promptness and the stability of phosphoric acid interpolation, sugar refinery phosphoric acid monitoring and the automatic mixing acid method and the device of the utility model.Solved the inaccuracy that sugar refinery in the past relies on artificial proportioning phosphoric acid, realized sugar refinery phosphoric acid automatic acid preparing, guaranteed accuracy, promptness and stability that phosphoric acid adds, improved efficient to enterprise.
2, device is simple, and processing ease has alleviated working strength of workers.
Description of drawings
Fig. 1 is the utility model sugar refinery phosphoric acid automatic mixing acid device flow chart.
Sequence number and component names among the figure:
01-SPA storage tank, 02-SPA pump, 03-phosphoric acid,diluted storage tank, 04-phosphoric acid,diluted storage tank liquid level gauge; 05-phosphoric acid,diluted proportioning case, 06-adds water solenoid valve, 07-complex acid liquid level gauge, 08-acid discharge magnetic valve; 09-measuring pump 1#, 10-main control system, 11-measuring pump 2#; 12-sugarcane juice storage tank, 13-sugarcane juice flowmeter, 14-sugarcane juice pump.
The specific embodiment
As shown in Figure 1; The phosphoric acid automatic mixing acid device of the utility model comprises SPA storage tank 01, phosphoric acid,diluted storage tank 03 and phosphoric acid,diluted proportioning case 05, and 01 outlet of SPA storage tank has SPA pump 02 to be connected to phosphoric acid,diluted proportioning case 05 through the concentrated acid carrier pipe, and phosphoric acid,diluted proportioning case 05 is in a high position; Lead to phosphoric acid,diluted storage tank 03 through pipeline and acid discharge magnetic valve 08; The clear water pipe is arranged on the phosphoric acid,diluted storage tank 03 and add water solenoid valve 06, be provided with phosphoric acid,diluted storage tank liquid level gauge 04 and complex acid liquid level gauge 07 in the phosphoric acid,diluted storage tank 03, between phosphoric acid,diluted storage tank 03 and the sugarcane juice storage tank 12 measuring pump 09 is installed; Sugarcane juice is connected to sugarcane juice pump 14 before getting into sugarcane juice storage tank 12; Sugarcane juice storage tank 12 is received in 14 outlets of sugarcane juice pump, and the phosphoric acid,diluted storage tank liquid level gauge 04 in the phosphoric acid,diluted proportioning case 05 is equipped with sensor with complex acid liquid level gauge 07, receives main control system 10; Control SPA pump 02 respectively, add water solenoid valve 06, acid discharge magnetic valve 08, measuring pump 09 and sugarcane juice pump 14, accomplish automatic mixing acid, the task of water inlet, automatic gauge diluted acid and sugarcane juice automatically.
1, automatic mixing acid process
At first store a large amount of SPAs at SPA storage tank (01); And the concentration value of known SPA; Main control system (10) sends enabling signal for SPA pump (02); SPA pump (02) starts the back and is pumped into the SPA in the SPA storage tank (01) in the phosphoric acid,diluted proportioning case (05); Simultaneously complex acid liquid level gauge (07) real-time continuous is measured the level value in the phosphoric acid,diluted proportioning case (05), and main control system (10) receives after complex acid liquid level gauge (07) measures SPA level value in the phosphoric acid,diluted proportioning case (05) and reach certain level value, and main control system (10) sends stop signal for SPA pump (02); SPA pump (02) stops the pump SPA; The phosphoric acid,diluted concentration set point computing that the SPA level value in the phosphoric acid,diluted proportioning case (05) that measures of main control system (10) record simultaneously, and main control system (10) comes out according to the SPA level value and the needs proportioning of original record draws total level value that add proportioning water and SPA (under the constant situation of the cross section of phosphoric acid,diluted proportioning case (05), level value and volume are proportional); After SPA pump (02) stops; Main control system (10) is given and to be added water solenoid valve (06) and send signal and open and add water solenoid valve (06), begins to add proportioning water to phosphoric acid,diluted proportioning case (05), and complex acid liquid level gauge (07) real-time continuous is measured the level value in the phosphoric acid,diluted proportioning case (05) simultaneously; Reach total level value that main control system (10) computing draws until level value; Main control system (10) is given and to be added water solenoid valve (06) and send shutdown signal, and proportioning water stops to join in the phosphoric acid,diluted proportioning case (05), and the interior phosphoric acid,diluted of phosphoric acid,diluted proportioning case (05) is that the proportioning water proportioning of the certain volume that draws of volume and main control system (10) computing by SPA forms like this.
After the phosphoric acid,diluted proportioning is accomplished; Main control system (10) sends opening signal for acid discharge magnetic valve (08); The phosphoric acid,diluted that the interior proportioning of phosphoric acid,diluted proportioning case (05) is good just is drained in the phosphoric acid,diluted storage tank (03); And phosphoric acid,diluted storage tank liquid level gauge (04) real-time continuous is measured the level value in the phosphoric acid,diluted storage tank (03), if the level value in the phosphoric acid,diluted storage tank (03) is too high, acid discharge magnetic valve (08) cuts out.
In normal the use, phosphoric acid,diluted storage tank liquid level gauge (04) real-time continuous is measured the level value in the phosphoric acid,diluted storage tank (03), if the level value in the phosphoric acid,diluted storage tank (03) is lower than the setting value of main frame, above complex acid process is restarted.
2, add phosphoric acid automatically
During sugar refinery ordinary production; Continual the joining in the sugarcane juice storage tank (12) of sugarcane juice that squeezing is come out; Sugarcane juice in the not termination of pumping of sugarcane juice pump (14), sugarcane juice storage tank (12) flows to next workshop section, and wherein sugarcane juice flowmeter (13) is installed on the pipeline of sugarcane juice pump (14) export pipeline or sugarcane juice entering sugarcane juice storage tank (12); Sugarcane juice flowmeter (13) real-time continuous detects the sugarcane juice flow that flows through, and main control system (10) real-time continuous reads the numerical value of sugarcane juice flowmeter (13).
Main control system (10) draws current measuring pump I# (09) tachometer value (explain: measuring pump II# (11) is a stand-by pump) according to phosphoric acid definite value computing in sugarcane juice flow value, phosphoric acid dilution value and the adding sugarcane juice; Main control system (10) is given measuring pump 1# (09) output frequency variation signal; Measuring pump 1# (09) rotates according to the main frame frequency variation signal, and the phosphoric acid that pump is got after the dilution from phosphoric acid,diluted storage tank (03) joins in the sugarcane juice storage tank (12).According to the variation of flow value, main control system (10) is the rotating speed of adjustment measuring pump 1# (09) in real time, in the sugarcane juice of unit volume, accurately adds phosphoric acid amount thereby reach.
Claims (2)
1. sugar refinery phosphoric acid automatic mixing acid device; It is characterized in that: comprise SPA storage tank, phosphoric acid,diluted storage tank and phosphoric acid,diluted proportioning case, the outlet of SPA storage tank is equipped with the SPA pump and is connected to phosphoric acid,diluted proportioning case through the concentrated acid carrier pipe, and phosphoric acid,diluted proportioning case is in a high position; The phosphoric acid,diluted storage tank is at low level; Phosphoric acid,diluted leads to the phosphoric acid,diluted storage tank through pipeline and acid discharge magnetic valve, the clear water pipe is arranged on the phosphoric acid,diluted storage tank and add water solenoid valve, is provided with phosphoric acid,diluted storage tank liquid level gauge and complex acid liquid level gauge in the phosphoric acid,diluted storage tank; Between phosphoric acid,diluted storage tank and the sugarcane juice storage tank measuring pump is installed; Sugarcane juice is connected to the sugarcane juice pump before getting into the sugarcane juice storage tank, and the sugarcane juice pump discharge is received the sugarcane juice storage tank, and phosphoric acid,diluted storage tank liquid level gauge and complex acid liquid level gauge in the phosphoric acid,diluted proportioning case are equipped with sensor; Receive main control system, control the SPA pump respectively, add the water power magnetic pumping, add water solenoid valve, acid discharge magnetic valve, measuring pump and sugarcane juice pump.
2. sugar refinery according to claim 1 phosphoric acid automatic mixing acid device, it is characterized in that: measuring pump is provided with main measuring pump and subsequent use measuring pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205735237U CN202427416U (en) | 2011-12-31 | 2011-12-31 | Automatic phosphoric acid proportioning device used in sugarhouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205735237U CN202427416U (en) | 2011-12-31 | 2011-12-31 | Automatic phosphoric acid proportioning device used in sugarhouse |
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| Publication Number | Publication Date |
|---|---|
| CN202427416U true CN202427416U (en) | 2012-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205735237U Expired - Fee Related CN202427416U (en) | 2011-12-31 | 2011-12-31 | Automatic phosphoric acid proportioning device used in sugarhouse |
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| CN (1) | CN202427416U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103695569A (en) * | 2013-12-13 | 2014-04-02 | 南宁苏格尔自动化设备有限公司 | Preliming reactor and method |
| CN106943939A (en) * | 2017-03-12 | 2017-07-14 | 广西农垦糖业集团良圻制糖有限公司 | A kind of cane sugar manufacture technical process phosphoric acid add-on system |
-
2011
- 2011-12-31 CN CN2011205735237U patent/CN202427416U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103695569A (en) * | 2013-12-13 | 2014-04-02 | 南宁苏格尔自动化设备有限公司 | Preliming reactor and method |
| CN103695569B (en) * | 2013-12-13 | 2015-01-07 | 南宁苏格尔自动化设备有限公司 | Preliming reactor and method |
| CN106943939A (en) * | 2017-03-12 | 2017-07-14 | 广西农垦糖业集团良圻制糖有限公司 | A kind of cane sugar manufacture technical process phosphoric acid add-on system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20141231 |
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| EXPY | Termination of patent right or utility model |