CN204778992U - Integrated polyacrylamide who takes heating device dissolves curing and throws with system - Google Patents
Integrated polyacrylamide who takes heating device dissolves curing and throws with system Download PDFInfo
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- CN204778992U CN204778992U CN201520475966.0U CN201520475966U CN204778992U CN 204778992 U CN204778992 U CN 204778992U CN 201520475966 U CN201520475966 U CN 201520475966U CN 204778992 U CN204778992 U CN 204778992U
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- dissolving
- polyacrylamide
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- curing
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Abstract
The utility model provides an integrated polyacrylamide who takes heating device dissolves curing and throws with system, includes the case that dissolves that adds snack made with traditional chinese medicines, PLC control system and be used for holding the medicament, dissolving case top and being provided with and being used for adding the pneumatic valve of intaking that entries to dissolving the incasement, dissolve the incasement and be provided with and be used for carrying out the heater that heats to the liquid that dissolves the incasement, the medicament that dissolves the incasement is linked together through setting up the pipeline that is connected with the dilution water flowmeter and adding the snack made with traditional chinese medicines, the heater, dissolve the case and intake pneumatic valve, dilution water flowmeter and all be connected with PLC control system. The utility model discloses can guarantee when polyacrylamide dissolves the curing temperature of solution and can full automatic stabilization control and within 30-35 DEG C of scopes, can evenly dissolve the curing to polyacrylamide fast, neither can destroy its strand, but also can strengthen the flocculating reaction effect. This system adopts the integrated design, for complete sets, takes PLC control system certainly, has extensive adaptability.
Description
Technical field
The utility model belongs to water-treatment technology field, relates to a kind of integrated polyacrylamide dissolving, curing with heating unit and dosing system.
Background technology
Water treatment system adopts solid high molecular polymer-polyacrylamide as the coagulant aids in coagulation process usually, and polyacrylamide needs to carry out its flocculation reaction effect of sufficient dissolving, curing guarantee before using.Polyacrylamide is in water in swelling and dissolution process, its amide group both formed intramolecular hydrogen bond, hydrogen bond is formed again with water molecules, intramolecular hydrogen bond forms the rigid chain segment that the ring structure of polyacrylamide and spirane structure combine, and it is comparatively large and be difficult to dissolving, curing that this rigid chain segment causes Viscosity of Polyacrylamide Solution.Because the dissolving, curing effect of polyacrylamide is larger by Water Temperature, and existing dissolving, curing and dosing system are all without heating installation, the particle of " agglomerate is block " and " fish-eye shaped " is often remained in solution when dissolving water temperature and being lower, slaking weak effect, has a strong impact on the flocculation reaction effect of medicament.In order to improve dissolving, curing effect, the general rotating speed improving agitator that adopts realizes, but improves the molecular chain structure that rotating speed not only can destroy polyacrylamide, but also can increase the vibration of agitator, increases noise pollution.Particularly outstanding in this phenomenon of north of china in winter, often can cause the treatment effect of relevant water treatment system or exert oneself not reaching design requirements.In addition, traditional polyacrylamide adding equipment generally adopts mechanical diaphragm type metering pump, does not dissolve particle and viscosity is higher thoroughly owing to existing in solution, easily imports and exports at mechanically actuated diaphragm metering pump and forms blocking, cause medicament normally not add, affect the normal operation of water treatment system.
In order to improve the medicament coagulating effect of water treatment system, need to develop a kind of PAM dissolving, curing and dosing system.
Utility model content
In order to overcome problem in prior art, the purpose of this utility model is to provide a kind of integrated polyacrylamide dissolving, curing with heating unit and dosing system, this system not only can the dissolving, curing effect of Reinforced Polypropylene acid amides, improve the reliability that polyacrylamide adds, but also the usage quantity of medicament can be saved, there is good economic benefit and environmental benefit.
For achieving the above object, the utility model adopts following technical scheme:
A kind of integrated polyacrylamide dissolving, curing with heating unit and dosing system, comprise chemical feeding points, PLC control system and the dissolving case for holding medicament, the water inlet pneumavalve for adding water in dissolving case is provided with above described dissolving case, dissolve in case the well heater be provided with for heating the liquid dissolved in case, the medicament dissolved in case is connected with chemical feeding points through arranging the pipeline being connected with dilution water flow gauge, and described well heater, water inlet pneumavalve, dilution water flow gauge are all connected with PLC control system.
Also be provided with agitator, temperature measuring set and liquidometer in described dissolving case, agitator, temperature measuring set are all connected with PLC control system with liquidometer.
Described pipeline is provided with and dissolves case discharging pneumavalve, dosing pump charging pneumavalve, dosing pump; Dissolving case discharging pneumavalve, dosing pump charging pneumavalve, dosing pump are all connected with PLC control system.
Described dosing pump is mono-pump.
Described dilution water flow gauge is connected with dilution water pneumatic adjusting valve.
Described dissolving case is square structure.
The quantity of described dissolving case is 2.
Compared with prior art, the beneficial effect that the utility model has: the utility model is by being provided with the dissolving case of well heater, can ensure solution during polyacrylamide dissolving, curing temperature can automatically stability contorting within 30 ~ 35 DEG C of scopes, evenly can carry out dissolving, curing to polyacrylamide rapidly, not only can not destroy its molecular chain, but also flocculation reaction effect can be strengthened.Polyacrylamide dissolution rate is fast, without the particle of " agglomerate is block " and " fish-eye shaped ", solves the problem of the particle of " agglomerate is block " and " fish-eye shaped " that occur in polyacrylamide dissolving, curing process, improves its dissolving, curing effect.Native system adopts integrated design, is suite of equipment, carries PLC control system, original polyacrylamide chemicals dosing plant can be replaced fast, there is adaptability widely, and dissolve case, well heater and auxiliary facility and be arranged in a framework, transport, easy for installation.
Further, in the utility model, well heater is electric heater, dissolving case is square structure, and the quantity of dissolving case is 2, every platform dissolves in case and is provided with agitator, well heater, liquidometer and temperature controller, 2 dissolve case and are used alternatingly and make up a prescription, ensure that the dissolving, curing effect of medicament and continuous drug.
Further, service water dilution system is set simultaneously, by the mass concentration of solution dilution to 0.01% ~ 0.02% after adding, not only be conducive to the stretching, extension of polyacrylamide molecular chain, but also enhance the diffusion of polyacrylamide in water, improve the effect of water treatment flocculation reaction, reduce dosing.
Further, dosing pump is mono-pump, can by the higher liquid medicine of viscosity, can not blockage phenomenon.
Accompanying drawing explanation
Fig. 1 is system schematic of the present utility model.
In figure, 1 for dissolve case, 2 be agitator, 3 for well heater, 4 for water inlet pneumavalve, 5 be temperature measuring set, 6 is liquidometer, 7 for dissolving case discharging pneumavalve, and 8 is dosing pump charging pneumavalve, and 9 is dosing pump, 10 is dosing under meter, 11 is dilution water pneumatic adjusting valve, and 12 is dilution water flow gauge, and 13 is PLC control system.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
See Fig. 1, the utility model comprises the dissolving case 1 for holding medicament, agitator 2, well heater 3, water inlet pneumavalve 4, temperature measuring set 5, liquidometer 6, dissolve case discharging pneumavalve 7, dosing pump charging pneumavalve 8, dosing pump 9, dosing under meter 10, dilution water pneumatic adjusting valve 11, dilution water flow gauge 12 and PLC control system 13, be provided with temperature measuring set 5 in described dissolving case 1, liquidometer 6, agitator 2 and the well heater 3 for heating the medicament dissolved in case 1, the water inlet pneumavalve 4 for adding service water in dissolving case 1 is provided with above dissolving case 1, dissolving medicament in case 1 to dissolve bottom case 1 and the pipeline be connected with chemical feeding points through being arranged on, this pipeline being provided with and dissolving case discharging pneumavalve 7, dosing pump charging pneumavalve 8, dosing pump 9, dosing pump 9 is also connected with dilution water flow gauge 12 with the pipeline between chemical feeding points, and dilution water flow gauge 12 is connected with dilution water pneumatic adjusting valve 11, can pass into service water, dilute medicament by dilution water pneumatic adjusting valve 11, described agitator 2, well heater 3, water inlet pneumavalve 4, liquidometer 6, dissolving case discharging pneumavalve 7, dosing pump charging pneumavalve 8, dosing pump 9, dilution water pneumatic adjusting valve 11, dilution water flow gauge 12 are all connected with PLC control system 13.
In the utility model, well heater 3 is electric heater, dissolving case 1 is square structure, and the quantity of dissolving case 1 is 2, every platform dissolves in case and is provided with agitator, well heater, liquidometer and temperature controller, 2 dissolve case and are used alternatingly and make up a prescription, ensure that the dissolving, curing effect of medicament and continuous drug.Described dosing pump 9 is mono-pump, can by the higher liquid medicine of viscosity, can not blockage phenomenon.
Working process of the present utility model is: first, and PLC control system 13 is opened into water pneumavalve 4 automatically, injects service water, when liquidometer 6 displayed value arrives PLC control system set(ting)value, automatically closes water inlet pneumavalve 4.Start and dissolve box mixer 2 and well heater 3, when water temperature reaches 30 DEG C ~ 32 DEG C, prompting operations staff drops into quantitative polyacrylamide according to concentration (mass ratio) dispersion of 0.1%, and PLC control system enters the dissolving, curing stage automatically.When adding, PLC control system is automatically opened and is dissolved case discharging pneumavalve 7, open dosing pump charging pneumavalve 8, start dosing pump 9, open dilution water pneumatic adjusting valve 11 again and automatically regulate, make dilution water flow gauge 12 reach 4 ~ 9 times of liquid medicine flow, after ensureing dilution, drug concentration reaches mass concentration is 0.01 ~ 0.02%.PLC control system gathers well heater 3 and automatically regulates operation with the control signal of temperature measuring set 5, ensures that the water temperature of dissolving case is within 30 ~ 35 DEG C of scopes.PLC control system, by collecting the feedback signal such as liquidometer 6, dosing charging pneumavalve 8, dosing under meter 10, dilution water flow gauge 12, realizes dosing pump 9 and dilution water pneumatic adjusting valve 11 regulates automatically.
Be described below by a specific embodiment.
Certain system for treating wastewater from power plant designed water is 500m
3/ h, polyacrylamide chemical feeding quantity is 1.0mg/L, and the pharmacy quality concentration of configuration is 0.1%, adopts a kind of polyacrylamide dissolving, curing with heating unit of the utility model and dosing system.According to calculating, polyacrylamide dosing pump flow is 500L/h, and dissolving case useful volume is 2 × 6m
3, be divided into 2 lattice, be namely equivalent to 2 and dissolve case, every lattice are configured with agitator 2, electric heater 3, temperature measuring set 5, liquidometer 6 and other auxiliary facilitys respectively, and wherein electric heater separate unit power is 60kW.
When making up a prescription, PLC control system is opened into water pneumavalve 4 automatically, inject service water, when dissolving case liquidometer 6 when reaching design liquid level, automatically closing water inlet pneumavalve 4, automatically starting agitator 2 and electric heater 3, electric heater and temperature measuring set calculate chain control automatically by PLC control system, to be uniformly dispersed input Polyacrylamide Powder from dog-house, PLC control system enters the dissolving, curing stage automatically, and the temperature-stable of liquid medicine is controlled within 30 ~ 35 DEG C of scopes again.When polyacrylamide adds, PLC control system is automatically opened and is dissolved case discharging pneumavalve 7 and dosing pump charging pneumavalve 8, start dosing pump 9, PLC control system regulates dosing pump 9 according to the feedback signal automatic frequency-conversion of dosing under meter 10 and the total flooding velocity of Waste Water Treatment, dosing under meter 10 is made to reach the calculated value of PLC control system, restart dilution water pneumatic adjusting valve 11, realize automatically regulating by PLC control system, make the pharmacy quality concentration after dilution reach 0.01% ~ 0.02%.
The utility model has the following advantages:
1) the utility model proposes a kind of integrated polyacrylamide dissolving, curing with heating unit and dosing system, liquid medicine temperature can be controlled within 30 ~ 35 DEG C of scopes;
2) the utility model proposes a kind of integrated polyacrylamide dissolving, curing with heating unit and dosing system, polyacrylamide solution after slaking can be diluted 5 ~ 10 times when adding, the dissemination of Reinforced Polypropylene acid amides in water, improves flocculating effect, reduces dosing;
3) the utility model proposes a kind of integrated polyacrylamide dissolving, curing with heating unit and dosing system, adding polyacrylamide solution by have employed mono-pump, can not blockage phenomenon;
4) this device adopts integrated design, is suite of equipment, carries PLC control system, can replace original polyacrylamide chemicals dosing plant fast, have adaptability widely.
Claims (7)
1. an integrated polyacrylamide dissolving, curing with heating unit and dosing system, it is characterized in that, comprise chemical feeding points, PLC control system (13) and the dissolving case (1) for holding medicament, described dissolving case (1) top is provided with the water inlet pneumavalve (4) for adding water in dissolving case (1), dissolve in case (1) well heater (3) be provided with for heating the liquid dissolved in case (1), the medicament dissolved in case (1) is connected with chemical feeding points through arranging the pipeline being connected with dilution water flow gauge (12), described well heater (3), water inlet pneumavalve (4), dilution water flow gauge (12) is all connected with PLC control system (13).
2. the integrated polyacrylamide dissolving, curing of band heating unit according to claim 1 and dosing system, it is characterized in that, also be provided with agitator (2), temperature measuring set (5) and liquidometer (6) in described dissolving case (1), agitator (2), temperature measuring set (5) are all connected with PLC control system (13) with liquidometer (6).
3. the integrated polyacrylamide dissolving, curing of band heating unit according to claim 1 and dosing system, it is characterized in that, described pipeline is provided with and dissolves case discharging pneumavalve (7), dosing pump charging pneumavalve (8), dosing pump (9); Dissolving case discharging pneumavalve (7), dosing pump charging pneumavalve (8), dosing pump (9) are all connected with PLC control system (13).
4. the integrated polyacrylamide dissolving, curing of band heating unit according to claim 3 and dosing system, it is characterized in that, described dosing pump (9) is mono-pump.
5. the integrated polyacrylamide dissolving, curing of band heating unit according to claim 1 and dosing system, it is characterized in that, described dilution water flow gauge (12) is connected with dilution water pneumatic adjusting valve (11).
6. the integrated polyacrylamide dissolving, curing of band heating unit according to claim 1 and dosing system, it is characterized in that, described dissolving case (1) is square structure.
7. the integrated polyacrylamide dissolving, curing of band heating unit according to claim 1 and dosing system, it is characterized in that, the quantity of described dissolving case (1) is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520475966.0U CN204778992U (en) | 2015-07-03 | 2015-07-03 | Integrated polyacrylamide who takes heating device dissolves curing and throws with system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520475966.0U CN204778992U (en) | 2015-07-03 | 2015-07-03 | Integrated polyacrylamide who takes heating device dissolves curing and throws with system |
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| Publication Number | Publication Date |
|---|---|
| CN204778992U true CN204778992U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520475966.0U Expired - Fee Related CN204778992U (en) | 2015-07-03 | 2015-07-03 | Integrated polyacrylamide who takes heating device dissolves curing and throws with system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104986842A (en) * | 2015-07-03 | 2015-10-21 | 西安西热水务环保有限公司 | Integrated system for polyacrylamide dissolution, curing and dosing provided with heating device and using method thereof |
-
2015
- 2015-07-03 CN CN201520475966.0U patent/CN204778992U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104986842A (en) * | 2015-07-03 | 2015-10-21 | 西安西热水务环保有限公司 | Integrated system for polyacrylamide dissolution, curing and dosing provided with heating device and using method thereof |
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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: 20151118 Termination date: 20180703 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |