CN207115211U - A kind of pre- grey automatic control system of two-stage - Google Patents
A kind of pre- grey automatic control system of two-stage Download PDFInfo
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- CN207115211U CN207115211U CN201720915654.6U CN201720915654U CN207115211U CN 207115211 U CN207115211 U CN 207115211U CN 201720915654 U CN201720915654 U CN 201720915654U CN 207115211 U CN207115211 U CN 207115211U
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- level
- inlet tube
- juice
- phosphoric acid
- pump
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Abstract
It the utility model is related to a kind of pre- grey automatic control system of two-stage, including mixed juice case, pump, agitator, sugarcane juice storage tank, pump is connected by inlet tube with mixed juice case, and pump is connected by outlet with agitator, is connected between agitator and sugarcane juice storage tank by crossing juice pipe；One-level ash inlet tube and phosphoric acid pipe are connected with inlet tube, phosphoric acid flowmeter is installed on phosphoric acid pipe；One end of outlet connection pump is provided with flowmeter, and one end of outlet connection agitator is connected with two level ash inlet tube, and outlet middle part is provided with one-level pH value detector, and one-level ash inlet tube and two level ash inlet tube are connected with lime latex dust；Cross on juice pipe and two level pH value detector is installed；Flowmeter, phosphoric acid flowmeter, one-level pH value detector, two level pH value detector electrically connect with PLC.The beneficial effects of the utility model are simple in construction, easy to operate, pH value control stability height and cane juice clarification efficiency high.
Description
Technical field
It the utility model is related to cane sugar manufacture process equipment technical field, and in particular to a kind of pre- ash of two-stage, which automatically controls, is
System.
Background technology
Sucrose is one of basic food additives of the mankind, with a history of thousands of years.It is photosynthetic primary product,
It is distributed widely in plant, particularly in beet, sugarcane.Using sucrose as the sugar of main component according to purity from high to low
It is divided into again：Rock sugar, white granulated sugar, cotton white sugar and brown granulated sugar, sucrose content in beet and sugarcane is most abundant, and what is usually used is white
Sugar, brown sugar are all sucrose.Sucrose is during production due to wherein containing many acidic materials so that these sugarcane juices are in slightly sour
Property pH value 5-6, meanwhile, sugarcane is also entrained with many microorganisms in itself, and these microorganisms are in suitable temperature and have the bar of sugar
Under part, easily breed, sucrose decomposition is converted, usually " sugarcane meal " occur, this just needs to take pre- ash to arrange during production
Apply.
At present, most of sugar refinery are all less paid attention to pre- ash, require not high enough to pre- grey sugarcane juice pH value control, fluctuation range
Greatly, so, also can be in the stove drying of postorder and pH value control stability produces large effect such as 6.8-7.5.If in stove drying
It is poor with pH value control stability, then the increase of juice calcium salt content will be made, cause evaporation incrustation more, product water-insoluble height,
Have a strong impact on the quality of product.
Found through retrieval, Patent No. CN 203593761U patent provides a kind of pre- grey reactor, including cylinder
Body, juice-feeding tube, juice yield tube, agitating device, pH control devices, volume control device, phosphoric acid adder and frequency conversion juice pump；Frequency conversion
Juice pump is connected by juice yield tube with cylinder；PH control devices are used to detect and control sugarcane juice pH at juice-feeding tube；Flow controls
Device is used to detect juice yield tube flow information, and the running speed of frequency conversion juice pump is controlled according to flow information, so as to control output
Flow；Phosphoric acid adder is used to add phosphoric acid into cylinder bottom or juice yield tube.The above-mentioned pre- grey reactor of utility model, passes through
The flow control of pre- grey reactor so that subsequent handling is not in significantly flow mutation, ensure that subsequent production technique
It is stable, and then ensure sucrose yield and quality.Its shortcoming is：PH detectors only are installed in juice-feeding tube, not to stirring it
The pH value of sugarcane juice is detected afterwards, the control that can not be stablized to the pH value of sugarcane juice after stirring.
Utility model content
For above-mentioned technological deficiency, the purpose of this utility model is to provide a kind of simple in construction, easy to operate, stove drying neutralization
The high pre- grey automatic control system of two-stage with cane juice clarification efficiency high of pH value control stability.
The technical scheme that the utility model solves above-mentioned technical problem is as follows：
A kind of pre- grey automatic control system of two-stage, including mixed juice case, pump, agitator, sugarcane juice storage tank,
The pump is connected by inlet tube with the mixed juice case, and the pump is connected by outlet with the agitator,
The agitator is connected by crossing juice pipe with the sugarcane juice storage tank；
One-level ash inlet tube and phosphoric acid pipe are connected with the inlet tube, phosphoric acid flowmeter is installed on the phosphoric acid pipe；
One end that the outlet connects the pump is provided with flowmeter, and the outlet connects one end of the agitator
Two level ash inlet tube is connected with, the outlet middle part is provided with one-level pH value detector；
Described cross on juice pipe is provided with two level pH value detector；
The flowmeter, phosphoric acid flowmeter, one-level pH value detector, two level pH value detector are electric with PLC respectively
Connection.
On the basis of above-mentioned technical proposal, the utility model can also have following further improvement.
Further comprise lime latex dust, the lime latex dust is connected with the one-level ash inlet tube, two level ash inlet tube.
Beneficial effect using above-mentioned further scheme is lime latex dust with one-level ash inlet tube, two level ash inlet tube while connecting
It is logical, it is not necessary to lime latex dust is respectively adopted and is connected with one-level ash inlet tube, two level ash inlet tube, reduces production cost.
One-level ash inlet tube described further is provided with one-level regulating valve, and the two level ash inlet tube is provided with two level regulating valve,
The phosphoric acid pipe is provided with phosphoric acid regulating valve.
Beneficial effect using above-mentioned further scheme is that one-level ash inlet tube, two level ash inlet tube and phosphoric acid pipe are entered to advance
The regulation of row addition, it is easy to control respective addition.
One-level regulating valve, two level regulating valve and phosphoric acid regulating valve described further electrically connect with the PLC.
Use it is above-mentioned further scheme beneficial effect be by PLC to one-level regulating valve, two level regulating valve with
And phosphoric acid regulating valve is controlled, automatically controlling for one-level ash load, two level ash load and phosphoric acid addition is realized.
The beneficial effects of the utility model are：
1st, the outlet middle part of pump is provided with one-level pH value detector in the utility model, crosses on juice pipe and is provided with two
Level pH value detector, one-level pH value detector and two level pH value detector respectively after ash grading to one, two grading ashes sugarcane juice pH
Value is detected, and can monitor the pH value of sugarcane juice in real time, double control, keeps the stability of sugarcane juice pH value in production process.
2nd, in the utility model, regulating valve, PLC controls are equipped with one-level ash inlet tube, two level ash inlet tube and phosphoric acid pipe
Device is also equipped with phosphoric acid flowmeter by controlling to adjust the milk of lime of valve regulation addition and the amount of phosphoric acid on phosphoric acid pipe, with
When monitoring add the amount of phosphoric acid, the pH value of sugarcane juice in production process can be efficiently controlled.
3rd, in the utility model, flowmeter is installed on the outlet of pump, the amount of sugarcane juice can be monitored, and then according to sugarcane juice
Amount add appropriate milk of lime according to corresponding proportion two level, effectively adjust the pH value of sugarcane juice, ensure the quality of product.
4th, the flowmeter in the utility model, phosphoric acid flowmeter, one-level regulating valve, two level regulating valve, the detection of one-level pH value
Instrument, two level pH value detector are connected with PLC, realize the effect automatically controlled, improve the precision of pH value control,
Operating efficiency is substantially increased, while also reduces production cost.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In accompanying drawing, the list of parts representated by each label is as follows：
1st, mixed juice case, 2, inlet tube, 3, pump, 4, outlet, 5, flowmeter, 6, agitator, 7, sucrose storage juice, 8, cross juice
Pipe, 9, two level pH value detector, 10, motor, 11, lime latex dust, 12, one-level ash inlet tube, 13, one-level regulating valve, 14, phosphorus
Acid tube, 15, phosphoric acid flowmeter, 16, phosphoric acid regulating valve, 17, two level ash inlet tube, 18, two level regulating valve, 19, the detection of one-level pH value
Instrument, 20, PLC.
Embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality
It is new, it is not intended to limit the scope of the utility model.
Embodiment
As shown in figure 1, the utility model provides a kind of pre- grey automatic control system of two-stage, including mixed juice case 1, pump 3, stir
Mix device 6 and sugarcane juice storage tank 7, wherein the pump 3 is connected by inlet tube 2 with mixed juice case 1, and pump 3 by outlet 4 with stirring
Mix device 6 to connect, connected between agitator 6 and sugarcane juice storage tank 7 by crossing juice pipe 8；The He of one-level ash inlet tube 12 is connected with inlet tube 2
Phosphoric acid pipe 14, one-level ash inlet tube 12 are provided with one-level regulating valve 13, and phosphoric acid flowmeter 15 is provided with phosphoric acid pipe 14 and is provided with phosphorus
Sour regulating valve 16；One end that outlet 4 connects pump 3 is provided with flowmeter 5, and one end that outlet 4 connects agitator 6 is connected with two
Level ash inlet tube 17, two level ash inlet tube 17 are provided with two level regulating valve 18, and the middle part of outlet 4 is provided with one-level pH value detector
19, cross on juice pipe 8 and two level pH value detector 9 is installed；Flowmeter 5, phosphoric acid flowmeter 15, one-level pH value detector 19, two level
PH value detector 9, one-level regulating valve 13, two level regulating valve 18 and phosphoric acid regulating valve 16 are connected with PLC 20.
In the utility model, it also includes lime latex dust 11, lime latex dust 11 and one-level ash inlet tube 12, two level ash inlet tube 17
Connection.
Operation principle of the present utility model is as follows：
During work, the sugarcane juice in mixed juice case 1 is flowed into inlet tube 2, grading by connected on the inlet tube 2 of pump 3 one
Ash pipe 12 and phosphoric acid pipe 14 add appropriate milk of lime and phosphoric acid into sugarcane juice, adjust the pH value of sugarcane juice；By on outlet 4
Flowmeter 5 and one-level pH value detector 19 detect the pH value that sugarcane juice is flowed out from the outlet 4 of pump 3, according to the pH value detected
Size, appropriate milk of lime is added by two level ash inlet tube 17 according to corresponding ratio；Sugarcane juice in outlet 4 enters stirring
Device 6, the motor 10 on agitator 6 drive agitating shaft to be stirred, and sugarcane juice is flowed into sugarcane juice storage tank 7 by crossing juice pipe 8, together
When the two level pH value detector 9 crossed on juice pipe 8 pH value for crossing sugarcane juice in juice pipe 8 is detected, realize double control so that sulphur
The smoked control for neutralizing pH value is more stable.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in
Within the scope of shield.
Claims (4)
1. a kind of pre- grey automatic control system of two-stage, including mixed juice case (1), pump (3), agitator (6), sugarcane juice storage tank (7), its
It is characterised by：
The pump (3) is connected by inlet tube (2) with the mixed juice case (1), the pump (3) by outlet (4) with it is described
Agitator (6) is connected, and the agitator (6) is connected by crossing juice pipe (8) with the sugarcane juice storage tank (7)；
One-level ash inlet tube (12) and phosphoric acid pipe (14) are connected with the inlet tube (2), phosphorus is installed on the phosphoric acid pipe (14)
Sour flowmeter (15)；
One end that the outlet (4) connects the pump (3) is provided with flowmeter (5), and the outlet (4) connects the stirring
One end of device (6) is connected with two level ash inlet tube (17), and outlet (4) middle part is provided with one-level pH value detector
(19)；
Described cross on juice pipe (8) is provided with two level pH value detector (9)；
The flowmeter (5), phosphoric acid flowmeter (15), one-level pH value detector (19), two level pH value detector (9) and PLC are controlled
Device (20) electrical connection processed.
A kind of 2. pre- grey automatic control system of two-stage according to claim 1, it is characterised in that：Also include lime latex dust
(11), the lime latex dust (11) connects with the one-level ash inlet tube (12), two level ash inlet tube (17).
A kind of 3. pre- grey automatic control system of two-stage according to claim 1, it is characterised in that：The one-level ash inlet tube
(12) one-level regulating valve (13) is provided with, the two level ash inlet tube (17) is provided with two level regulating valve (18), the phosphoric acid pipe
(14) it is provided with phosphoric acid regulating valve (16).
A kind of 4. pre- grey automatic control system of two-stage according to claim 3, it is characterised in that：The one-level regulating valve
(13), two level regulating valve (18) and phosphoric acid regulating valve (16) electrically connect with the PLC (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720915654.6U CN207115211U (en) | 2017-07-26 | 2017-07-26 | A kind of pre- grey automatic control system of two-stage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720915654.6U CN207115211U (en) | 2017-07-26 | 2017-07-26 | A kind of pre- grey automatic control system of two-stage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207115211U true CN207115211U (en) | 2018-03-16 |
Family
ID=61573798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720915654.6U Expired - Fee Related CN207115211U (en) | 2017-07-26 | 2017-07-26 | A kind of pre- grey automatic control system of two-stage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207115211U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107315431A (en) * | 2017-07-26 | 2017-11-03 | 广西农垦糖业集团红河制糖有限公司 | A kind of two-stage pre- grey automatic control system and method |
-
2017
- 2017-07-26 CN CN201720915654.6U patent/CN207115211U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107315431A (en) * | 2017-07-26 | 2017-11-03 | 广西农垦糖业集团红河制糖有限公司 | A kind of two-stage pre- grey automatic control system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180316 Termination date: 20190726 |