CN204034314U - A kind of gluconic acid sodium salt crystallization apparatus - Google Patents
A kind of gluconic acid sodium salt crystallization apparatus Download PDFInfo
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- CN204034314U CN204034314U CN201420507794.6U CN201420507794U CN204034314U CN 204034314 U CN204034314 U CN 204034314U CN 201420507794 U CN201420507794 U CN 201420507794U CN 204034314 U CN204034314 U CN 204034314U
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- acid sodium
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Abstract
The utility model relates to a kind of gluconic acid sodium salt crystallization apparatus.This kind of gluconic acid sodium salt crystallization apparatus, comprise the vaporising device be made up of heater, separator and circulating pump, also comprise: crystal suspension flow container, it connects separator by inclined tube, inclined tube lower end is inserted in separator bottom, and upper end is inserted in the middle part of crystal suspension flow container or middle and upper part; Surge tank, it connects crystal suspension flow container by vertical pipeline, and surge tank lower end is inserted in vertical pipeline lower end, and the height of vertical pipeline is greater than 10m, and surge tank connects discharging pump by pipeline; Centrifuge, it connects discharging pump by pipeline; U-tube road, one end, U-tube road connects separator by horizontal pipeline, and the other end connects centrifuge by triple valve II.Inside the utility model evaporimeter, supersaturation produces crystal amount and can be controlled in certain limit, and too much crystal can be separated in time, reduces plugging risk; Isolate the mother liquor after crystal can realize not lowering the temperature directly getting back to inside separator and continue evaporation water crystallization.
Description
Technical field
The utility model belongs to continuous evaporation apparatus field, particularly a kind of gluconic acid sodium salt crystallization apparatus.
Background technology
The crystallization apparatus that existing domestic fermentation method produces the use of gluconic acid sodium salt extraction process is enter multi-effect evaporator after filtering mostly: one is decrease temperature crystalline: namely directly put into crystallizing tank decrease temperature crystalline, mother liquor after crystallization will through 4-5 concentrated cooling recrystallization, take mass crystallization tank in crystallization process, also will be equipped with freezing unit simultaneously; Not only increase investment but also consume energy, and be intermittent discontinuous production;
Another kind is semicontinuous crystallization: slightly improve to some extent on last item cooling basis, i.e. crystallization part crystal inside multi-effect evaporator, and then crystal stock body band mother liquor puts into crystallizing tank, then continues decrease temperature crystalline; The progress to some extent of the whole decrease temperature crystalline of this semicontinuous crystallization, can save the part energy and investment; But mother liquor still needs 3-4 concentrated decrease temperature crystalline again, meanwhile, last effect crystallizer of multiple-effect occurs because there being crystal, and bulk crystals wall built-up can be caused to come off on the one hand, blocking portion tubulation, affects heat transfer effect; On the other hand, the gluconic acid sodium salt solidliquid mixture containing crystal is uneven owing to heating tubulation pressure distribution, easily produces channel, finally causes plugging, and be intermittent discontinuous production; So existing gluconic acid sodium salt manufacturer, be all first quarter moon or one month giant or steam dredging pipeline substantially, a preparation and a use is accomplished by the enterprise that strength is strong, and the weak enterprise of strength can only be stop production to overhaul, gives and produces the very large inconvenience of band.
In addition, also have a kind of continuous evaporative crystallization device, but there is following problem in existing continuous evaporative crystallization device: 1, inside evaporimeter supersaturation to produce crystal amount within the specific limits uncontrollable, also cannot realize too much crystal in time to separating; 2, isolate the mother liquor after crystal cannot realize not lowering the temperature directly getting back to inside crystallizer and continue evaporation water crystallization; 3, still there is plugging problem.
Utility model content
The technical problems to be solved in the utility model is the above-mentioned defect how overcoming prior art, provides a kind of gluconic acid sodium salt crystallization apparatus.
The utility model is achieved through the following technical solutions:
This gluconic acid sodium salt crystallization apparatus, comprises vaporising device, and described vaporising device comprises heater, separator and circulating pump, also comprises:
Crystal suspension flow container, it connects described separator by inclined tube, and described inclined tube lower end is inserted in separator bottom, and upper end is inserted in the middle part of crystal suspension flow container or middle and upper part;
Surge tank, it connects described crystal suspension flow container by vertical pipeline, and described surge tank lower end is inserted in described vertical pipeline lower end, and the height of described vertical pipeline is greater than 10m, and described surge tank connects discharging pump by pipeline;
Centrifuge, it connects described discharging pump by pipeline; And
U-tube road, one end, described U-tube road connects separator by horizontal pipeline, and the other end connects described centrifuge by triple valve II.
As optimization, be provided with triple valve I between described discharging pump and described centrifuge, described triple valve I one end connects separator by pipeline, and one end connects discharging pump by pipeline, the other end connects centrifuge by pipeline.
As optimization, also comprise the drying machine being connected described centrifuge by vertical short tube.
As optimization, described Crystal suspensions tank top is provided with visor.
As optimization, the angle of inclination of described inclined tube is 30-60 degree.
As optimization, the height in described U-tube road is 8-9m.
As optimization, described circulating pump is axial-flow pump, and described axial-flow pump import connects separator by pipeline, export and connect heater by pipeline.
The beneficial effect of a kind of gluconic acid sodium salt crystallization apparatus of the utility model is:
1, inside evaporimeter, supersaturation produces crystal amount and can be controlled in certain limit, and too much crystal can be separated in time, reduces plugging risk, and reduces plugging phenomenon;
2, isolate the mother liquor after crystal can realize not lowering the temperature directly getting back to inside separator and continue evaporation water crystallization;
3, low, the energy-conserving and environment-protective of small investment, expense, effectively enhance productivity.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, this kind of gluconic acid sodium salt crystallization apparatus is described further:
Fig. 1 is the structural representation of this kind of gluconic acid sodium salt crystallization apparatus.
In figure: 1 be vaporising device, 1.1 be heater, 1.2 be separator, 1.3 be circulating pump, 2 be inclined tube, 3 be crystal suspension flow container, 4 be surge tank, 5 be discharging pump, 6 be centrifuge, 8 be drying machine, 9 be U-tube road, 11 be visor, 12 be discharging opening, 13 be vertical short tube for triple valve II, 10 for triple valve I, 7.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly understand, to develop simultaneously embodiment referring to accompanying drawing, the utility model is further described.
As shown in Figure 1, this gluconic acid sodium salt crystallization apparatus, comprises vaporising device 1, and described vaporising device 1 comprises heater 1.1, separator 1.2 and circulating pump 1.3, also comprises crystal suspension flow container 3, surge tank 4, centrifuge 7 and U-tube road 10.
Crystal suspension flow container 3 connects described separator 1.2 by inclined tube 2, described inclined tube 2 lower end is inserted in bottom separator 1.2, upper end is inserted in the middle part of crystal suspension flow container 3, when gluconic acid sodium salt suspension in separator 1.2 seethes with excitement, gas is discharged from gas outlet, separator 1.2 top and is entered cooling vacuum unit (omitting figure), solid particle sinks, like this, inclined tube 2 can extract more crystal out, the size of inclined tube 2 upper end efflux is relevant with separator 1.2 liquid level simultaneously, when the liquid level of separator 1.2 rises, root Ju law of connected vessels, inclined tube 2 efflux is just many, the liquid level of separator 1.2 maintains certain altitude all the time, cross and flowed in crystal suspension flow container 3 by inclined tube 2 at most.
Surge tank 4 connects described crystal suspension flow container 3 by vertical pipeline, and described surge tank 4 lower end is inserted in described vertical pipeline lower end, and the height of described vertical pipeline is greater than 10m, namely at least wants an atmospheric pressure height, and described surge tank 4 connects discharging pump 5 by pipeline.
Centrifuge 7 connects described discharging pump 5 by pipeline; Centrifuge 7 load is selected to be larger than the crystallization content of separator 1.2; As: sodium gluconate solution content 20%; Evaporation capacity 8 tons of water per hour; Then separate out amount of solid 2T; Therefore, select per hour go out the centrifuge 7 of solid 2.5T/H, to ensure that the crystal evaporated all can be centrifuged machine 7 and separate, by controlling to control gluconic acid sodium salt crystal concentration in separator 1.2 into the flow of centrifuge 7, ensureing continuous discharge, reducing plugging risk simultaneously, in addition, the setting of surge tank 4, can ensure to produce steadily and the stablizing of vaporising device 1, also can supply the discharging of centrifuge 7 long-time continuous.
One end, U-tube road 10 connects separator 1.2 by horizontal pipeline, and the other end connects described centrifuge 7 by triple valve II 9.The height in described U-tube road 17 is 9m, and the height in U-tube road 17 realizes not destroying vacuum and directly sucks in separator 1.2, realizes mother liquor and does not lower the temperature and directly enter separator 1.2 intercrystalline.
Also comprise the drying machine 8 being connected described centrifuge 7 by vertical short tube 13, described vertical short tube 13 upper end is arranged at discharging opening 12 lower end of described centrifuge 7.Be provided with triple valve I 6 between described discharging pump 5 and described centrifuge 7, described triple valve I 6 one end connects separator 1.2 by pipeline, and one end connects discharging pump 5 by pipeline, the other end connects centrifuge 7 by pipeline.In crystal suspension flow container 3, liquid is due in deadweight inflow surge tank 4, discharging pump 5 enters the flow of centrifuge 7 according to the height adjustment of surge tank 4 liquid level, solid enters drying machine 10 and carries out drying, liquid comes back to separator 1.2 and carries out evaporative crystallization, vertical pipeline is adopted to insert bottom surge tank 4, such separator 1.2-crystal suspension flow container 3-surge tank 4-discharging pump 5-triple valve I 6-separator 1.2 just defines a closed-cycle system and vacuum is not destroyed, the crystal of gluconic acid sodium salt constantly increases in this system, until be separated.
Described crystal suspension flow container 3 top is provided with visor 11; By visor 11 as peep hole, crystalline particle size and color and luster can be observed, and the quality of mother liquor, solve frequent sampling and detect the inconvenience brought.The angle of inclination of described inclined tube 2 is 40 degree; Described circulating pump 1.3 is axial-flow pump, and described axial-flow pump import connects separator 1.2 by pipeline, exports by pipeline connection heater 1.1; Can prevent heater tubulation from occurring each pipe assignment of traffic non-uniform phenomenon, make liquid present piston flow, reduce plugging phenomenon.
In addition, the decrease temperature crystalline adopt above-described embodiment continuous crystallisation mode and existing manufacturer and semicontinuous crystallization mode are added up and are detected, and result is as following table:
In sum, a kind of gluconic acid sodium salt of the utility model crystallization apparatus has that small investment, less energy consumption, expense are low, energy-conserving and environment-protective, the advantage such as effectively to enhance productivity, secondly, supersaturation inside evaporimeter produces crystal amount and can be controlled in certain limit, and too much crystal can be separated in time, and can ensure continuous discharge, reduce plugging risk simultaneously, and reduce plugging phenomenon; In addition, isolate the mother liquor after crystal can realize not lowering the temperature directly getting back to inside separator and continue evaporation water crystallization.
Above-mentioned detailed description of the invention is only concrete case of the present utility model, be not restriction the utility model being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent implementations of equivalent variations.But every do not depart from the prerequisite of the utility model know-why under, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present utility model, all should fall into scope of patent protection of the present utility model.
Claims (7)
1. a gluconic acid sodium salt crystallization apparatus, comprises vaporising device (1), and described vaporising device (1) comprises heater (1.1), separator (1.2) and circulating pump (1.3), it is characterized in that: also comprise:
Crystal suspension flow container (3), it connects described separator (1.2) by inclined tube (2), and described inclined tube (2) lower end is inserted in separator (1.2) bottom, and crystal suspension flow container (3) middle part or middle and upper part are inserted in upper end;
Surge tank (4), it connects described crystal suspension flow container (3) by vertical pipeline, and described surge tank (4) lower end is inserted in described vertical pipeline lower end, and the height of described vertical pipeline is greater than 10m, and described surge tank (4) connects discharging pump (5) by pipeline;
Centrifuge (7), it connects described discharging pump (5) by pipeline; And
U-tube road (10), described U-tube road (10) one end connects separator (1.2) by horizontal pipeline, and the other end connects described centrifuge (7) by triple valve II (9).
2. a kind of gluconic acid sodium salt crystallization apparatus as claimed in claim 1, it is characterized in that: between described discharging pump (5) and described centrifuge (7), be provided with triple valve I (6), described triple valve I (6) one end connects separator (1.2) by pipeline, and one end connects discharging pump (5) by pipeline, the other end connects centrifuge (7) by pipeline.
3. a kind of gluconic acid sodium salt crystallization apparatus as claimed in claim 1, is characterized in that: also comprise the drying machine (8) being connected described centrifuge (7) by vertical short tube (13).
4. a kind of gluconic acid sodium salt crystallization apparatus as claimed in claim 1, is characterized in that: described crystal suspension flow container (3) top is provided with visor (11).
5. a kind of gluconic acid sodium salt crystallization apparatus as claimed in claim 1, is characterized in that: the angle of inclination of described inclined tube (3) is 30-60 degree.
6. a kind of gluconic acid sodium salt crystallization apparatus as claimed in claim 1, is characterized in that: the height of described U-tube road (10) is 8-9m.
7. a kind of gluconic acid sodium salt crystallization apparatus as described in as arbitrary in claim 1 to 6, is characterized in that: described circulating pump (1.3) is axial-flow pump, and described axial-flow pump import connects separator (1.2) by pipeline, export and connect heater (1.1) by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507794.6U CN204034314U (en) | 2014-09-04 | 2014-09-04 | A kind of gluconic acid sodium salt crystallization apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420507794.6U CN204034314U (en) | 2014-09-04 | 2014-09-04 | A kind of gluconic acid sodium salt crystallization apparatus |
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| CN201420507794.6U Expired - Fee Related CN204034314U (en) | 2014-09-04 | 2014-09-04 | A kind of gluconic acid sodium salt crystallization apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105152909A (en) * | 2015-06-30 | 2015-12-16 | 山东省食品发酵工业研究设计院 | Concentration and crystallization device for sodium gluconate production and process |
| CN106943766A (en) * | 2017-03-01 | 2017-07-14 | 上海交通大学 | The continuous evaporating crystallizer and vapo(u)rization system of lightweight solid |
| CN107830298A (en) * | 2017-11-02 | 2018-03-23 | 江苏格兰特干燥浓缩设备有限公司 | A kind of evaporated crystallization device |
-
2014
- 2014-09-04 CN CN201420507794.6U patent/CN204034314U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105152909A (en) * | 2015-06-30 | 2015-12-16 | 山东省食品发酵工业研究设计院 | Concentration and crystallization device for sodium gluconate production and process |
| CN105152909B (en) * | 2015-06-30 | 2018-06-29 | 山东省食品发酵工业研究设计院 | A kind of concentration, crystallization apparatus and technique for sodium gluconate production |
| CN106943766A (en) * | 2017-03-01 | 2017-07-14 | 上海交通大学 | The continuous evaporating crystallizer and vapo(u)rization system of lightweight solid |
| CN107830298A (en) * | 2017-11-02 | 2018-03-23 | 江苏格兰特干燥浓缩设备有限公司 | A kind of evaporated crystallization device |
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Granted publication date: 20141224 Termination date: 20180904 |
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| CF01 | Termination of patent right due to non-payment of annual fee |