CN204034315U - Gluconic acid sodium salt crystallization apparatus - Google Patents
Gluconic acid sodium salt crystallization apparatus Download PDFInfo
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- CN204034315U CN204034315U CN201420507801.2U CN201420507801U CN204034315U CN 204034315 U CN204034315 U CN 204034315U CN 201420507801 U CN201420507801 U CN 201420507801U CN 204034315 U CN204034315 U CN 204034315U
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- pipeline
- sodium salt
- acid sodium
- gluconic acid
- separator
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model relates to a kind of gluconic acid sodium salt crystallization apparatus.This gluconic acid sodium salt crystallization apparatus, comprise vaporising device, described vaporising device comprises heater, separator and circulating pump, also comprise: crystal suspension flow container, it connects described separator by inclined tube, 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; And centrifuge, it connects described discharging pump by pipeline.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, and can ensure continuous discharge, reduces plugging risk simultaneously, and reduces plugging phenomenon.
Description
Technical field
The utility model relates to a kind of crystallization apparatus, particularly 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 has a kind of continuous evaporative crystallization device, but mainly 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, 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 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; And
Centrifuge, it connects described discharging pump by pipeline.
As optimization, be provided with triple valve between described discharging pump and described centrifuge, described triple valve 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, 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 the utility model gluconic acid sodium salt crystallization apparatus is:
1, inside evaporimeter, supersaturation produces crystal amount and can be controlled in certain limit, and too much crystal can be separated in time, and can ensure continuous discharge, reduces plugging risk simultaneously, and reduces plugging phenomenon;
2, low, the energy-conserving and environment-protective of small investment, expense, effectively enhance productivity.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, this gluconic acid sodium salt crystallization apparatus is described further:
Fig. 1 is the structural representation of this 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 triple valve, 7 be centrifuge, 8 be discharging opening, 9 be vertical short tube, 10 be drying machine, 11 for visor.
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 and centrifuge 7;
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.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.
Also comprise the drying machine 10 being connected described centrifuge 7 by vertical short tube 9, described vertical short tube 9 upper end is arranged at discharging opening 8 lower end of described centrifuge 7.In crystal suspension flow container 3, liquid is due in deadweight inflow surge tank 4, and discharging pump 5 enters the flow of centrifuge 7 according to the height adjustment of surge tank 4 liquid level, and solid enters drying machine 10 and carries out drying.
Be provided with triple valve 6 between described discharging pump 5 and described centrifuge 7, described triple valve 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; 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 50 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, the utility model gluconic acid sodium salt 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.
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 (6)
1. 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; And
Centrifuge (7), it connects described discharging pump (5) by pipeline.
2. 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 (6), described triple valve (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. gluconic acid sodium salt crystallization apparatus as claimed in claim 1, be is characterized in that: also comprise the drying machine (10) being connected described centrifuge (7) by vertical short tube (9).
4. 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. gluconic acid sodium salt crystallization apparatus as claimed in claim 1, is characterized in that: the angle of inclination of described inclined tube (2) is 30-60 degree.
6. the gluconic acid sodium salt crystallization apparatus as described in as arbitrary in claim 1 to 5, 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 |
|---|---|---|---|
| CN201420507801.2U CN204034315U (en) | 2014-09-04 | 2014-09-04 | Gluconic acid sodium salt crystallization apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507801.2U CN204034315U (en) | 2014-09-04 | 2014-09-04 | Gluconic acid sodium salt crystallization apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204034315U true CN204034315U (en) | 2014-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420507801.2U Expired - Fee Related CN204034315U (en) | 2014-09-04 | 2014-09-04 | Gluconic acid sodium salt crystallization apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204034315U (en) |
-
2014
- 2014-09-04 CN CN201420507801.2U patent/CN204034315U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20180904 |