CN214861320U - Crystallization equipment is used in erythritol production - Google Patents
Crystallization equipment is used in erythritol production Download PDFInfo
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- CN214861320U CN214861320U CN202121775968.3U CN202121775968U CN214861320U CN 214861320 U CN214861320 U CN 214861320U CN 202121775968 U CN202121775968 U CN 202121775968U CN 214861320 U CN214861320 U CN 214861320U
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Abstract
The utility model provides a crystallization device for erythritol production, which relates to the technical field of erythritol processing equipment and comprises a crystallization module, a storage module and a cooling module, wherein the arrangement of a stirring device and a driving device in the crystallization module can realize the movement of a propeller in the horizontal direction and the vertical direction, so that erythritol crystallization raw materials in a crystallization tank are fully stirred, and the product crystallization efficiency and the crystallization quality are improved; the arrangement of the storage module is convenient for storing the crystallized product and can enter the subsequent steps, and meanwhile, the product to be recrystallized can be sent to the crystallization module again for recrystallization through the pump of the storage module, so that the recrystallization efficiency is improved; the crystallization of the product is accelerated by the arrangement of the cooling module.
Description
Technical Field
The utility model relates to an erythritol processing equips technical field, especially relates to a crystallization equipment is used in erythritol production.
Background
Erythritol is a low-calorie tetrahydric alcohol with a relative sweetness of 0.65, and has a chemical name of 1, 2, 3, 4-butanetetraol, and the calorific value of erythritol is extremely low, and is only about one tenth of that of sucrose. Erythritol is a novel functional polyol sweetener, has the characteristics of low calorific value, good taste, low hygroscopicity, no dental caries, safety for diabetics, high stability to heat and acid and the like, and also has the advantages of no fermentation, no gastrointestinal discomfort and the like. In recent years, it has been widely used in functional foods with low sugar content and health care, and also in the fields of medicine and chemical industry. The development prospect is very wide, and the method is well valued at home and abroad.
At present, erythritol is mainly produced in an industrial production mode by using glucose, sucrose, starch and the like as raw materials and adopting hyperosmotic yeast for fermentation and transformation, the obtained fermentation liquor is subjected to thallus separation at first, and fermentation clear liquid is purified through the working procedures of centrifugation, membrane filtration (ultrafiltration and nanofiltration), decolorization (activated carbon and resin), ion exchange, concentration, crystallization and the like. But to this technology of crystallization, rotary motion can only be made in same position during current crystallizer crystallization stirring, leads to the liquid material of jar internal upper and lower part to obtain intensive mixing easily to reduce the efficiency of crystallization, make crystallization effect poor, simultaneously, also relatively difficult operation to the secondary crystallization of needs, make to cause the progress too slow to erythritol production, the not good enough puzzlement of quality.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a crystallization equipment is used in erythritol production, solved the problem of the inefficiency of present crystallization device crystallization, effect difference.
A crystallization device for erythritol production comprises a crystallization module, a storage module and a cooling module, wherein the crystallization module comprises a crystallization tank, a feed inlet arranged at the upper end of the side surface of the crystallization tank, a discharge outlet arranged at the bottom of the crystallization tank, a driving device movably arranged above the crystallization tank, and a stirring device arranged in the crystallization tank and connected with the movable end of the driving device, wherein the stirring device comprises a stirring screw rod connected with the driving device, a screw nut sleeved on the stirring screw rod, and a propeller arranged outside the screw nut; the storage module comprises a transparent storage box and a pump mounted at the top of the transparent storage box, the feed end of the pump is connected with a first two-position three-way electromagnetic valve at the discharge end of the transparent storage box through a pipeline, the discharge end of the pump is connected with a hose, the hose is connected with a second two-position three-way electromagnetic valve, and the second two-position three-way electromagnetic valve is connected with the feed inlet; the cooling module comprises a cooling box, a cooling liquid outlet and a cooling liquid inlet, wherein the cooling liquid outlet and the cooling liquid inlet are arranged at the upper end part and the lower end part of the cooling box, and the cooling box is coated on the outer wall of the middle lower part of the crystallizing tank.
Preferably, the driving device comprises a sliding block and a stirring motor, the stirring motor is positioned at the upper end of the sliding block, and the stirring screw rod is positioned at the lower end of the sliding block.
Furthermore, a sliding groove is formed in the top of the crystallizing tank, the sliding block is arranged in the sliding groove, a stepping motor is arranged at one end of the sliding groove and connected with a rotating shaft, a threaded rod is arranged on the rotating shaft, and the threaded rod penetrates through the sliding block.
Furthermore, a fixing groove is formed between the sliding block and the stirring motor, and the outer surface of the upper end of the sliding block is fixedly connected with the outer surface of the lower end of the stirring motor through the fixing groove.
Preferably, the bottom of the stirring screw rod is provided with a limiting block. The feed screw nut is limited on the stirring feed screw to move up and down.
Preferably, the crystallizer is kept away from one side upper end of feed inlet and transparent storage box is kept away from the upside of one side of the discharge end of transparent storage box all is provided with a washing mouth, a washing nozzle of port fixedly connected with slope of washing mouth, the inclination of washing nozzle is 15 ~ 30. Through the cleaning spray head with the inclination angle of 15-30 degrees, the interior of the crystallizing tank body and the transparent storage box is cleaned, so that the equipment after working can be completely cleaned.
Preferably, the outer wall of the cooling box is coated with a heat preservation layer. The loss of cold air of chilled water is effectively reduced, the energy consumption is saved, and the crystallization efficiency of products is improved;
preferably, the bottom height of the crystallization tank is consistent with the top height of the transparent storage tank. Facilitates the transportation and the transmission of the crystallized raw materials
Preferably, the propeller is provided with a predetermined number of vertically arranged scrapers, and the end parts of the scrapers far away from the propeller are made of rubber. The crystal removal device can timely remove product crystals attached to the inner wall of the crystallizing tank body, deposition is avoided, meanwhile, the end portion is made of rubber materials, scratching of the inner wall of the crystallizing tank body and pollution to the product crystals caused by the end portion are avoided, crystallization quality is improved, and equipment is not damaged.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model provides a crystallization device for erythritol production, which comprises a crystallization module, a storage module and a cooling module, wherein the stirring device and the driving device in the crystallization module can realize the movement of a propeller in the horizontal direction and the vertical direction, so that erythritol crystallization raw materials in a crystallization tank are fully stirred, and the crystallization efficiency and the crystallization quality of products are improved; the arrangement of the storage module is convenient for storing the crystallized product and can enter the subsequent steps, and meanwhile, the product to be recrystallized can be sent to the crystallization module again for recrystallization through the pump of the storage module, so that the recrystallization efficiency is improved; the crystallization of the product is accelerated by the arrangement of the cooling module.
Drawings
FIG. 1 is a schematic structural view of a crystallizing device for erythritol production according to the present invention;
fig. 2 is a schematic view of a part of the structure of the driving device of the present invention;
wherein:
1-crystallization module, 2-storage module, 3-cooling module, 11-crystallization tank, 12-feeding port, 13-discharging port, 14-driving device, 15-stirring device, 151-stirring screw rod, 152-screw rod nut, 153-screw propeller, 141-slide block, 142-stirring motor, 16-stepping motor, 17-threaded rod, 18-chute, 21-transparent storage tank, 22-pump machine, 23-hose, 31-cooling tank, 32-cooling liquid outlet, 33-cooling liquid inlet, 34-heat preservation layer, 4-cleaning spray head, 5-cleaning port and 6-scraper.
Detailed Description
The embodiments described below are only a part of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, a crystallization apparatus for erythritol production includes a crystallization module 1, a storage module 2, and a cooling module 3.
With reference to fig. 2, the crystallization module 1 includes a crystallization tank 11, a feeding port 12 disposed at the upper end of the side surface of the crystallization tank 11, a discharge port 13 disposed at the bottom of the crystallization tank 11, a driving device 14 movably mounted above the crystallization tank 11, and a stirring device 15 mounted in the crystallization tank 11 and connected to the movable end of the driving device 14, wherein the stirring device 15 includes a stirring screw rod 151 connected to the driving device 14, a sleeve disposed on the stirring screw rod 151, a screw nut 152 disposed on the stirring screw rod 151, and a screw 153 disposed outside the screw nut 152. The driving device 14 includes a sliding block 141 and a stirring motor 142, the stirring motor 142 is located at the upper end of the sliding block 141, and the stirring screw rod 151 is located at the lower end of the sliding block 141. A sliding groove 18 is formed in the top of the crystallization tank 11, the sliding block 141 is arranged in the sliding groove 18, a stepping motor 16 is arranged at one end of the sliding groove 18, the stepping motor 16 is connected with a rotating shaft, a threaded rod 17 is arranged on the rotating shaft, and the threaded rod 17 penetrates through the sliding block 141. Specifically, the driving device 14 drives the stirring screw rod 151 to rotate, and the screw 153 is driven by the screw rod nut 152 to move up and down, so that the erythritol crystallization raw material in the vertical direction in the tank body is fully stirred. When the motion of needs horizontal direction, through starting step motor 16, should drive step motor 16 and rotate to drive threaded rod 17 and rotate, and then drive slider 141 and slide in spout 18 is inside, realize agitating unit 15 horizontal direction's removal, realized stirring the erythritol crystallization raw materials of the different positions of horizontal direction. Further, a fixing groove is formed between the sliding block 141 and the stirring motor 142, and the outer surface of the upper end of the sliding block 141 is fixedly connected with the outer surface of the lower end of the stirring motor 142 through the fixing groove.
Preferably, the bottom of the stirring screw rod 151 is provided with a limiting block. The feed screw nut 152 is restricted to move up and down on the stirring screw 151. The discharge port 13 is obliquely arranged, so that the discharging of the crystallized materials is facilitated, meanwhile, the height of the bottom surface of the crystallizing tank 11 is consistent with that of the top of the transparent storage box 21, the conveying of the crystallized raw materials is facilitated, and the discharge port 13 is provided with an electromagnetic valve.
The cooling module 3 comprises a cooling box 31, and a cooling liquid outlet 32 and a cooling liquid inlet 33 which are arranged at the upper end part and the lower end part of the cooling box 31, wherein the cooling box 31 is coated on the outer wall of the middle lower part of the crystallization tank 11. The temperature required by crystallization is provided through the arrangement of the cooling module 3, and the crystallization speed of the product is accelerated. The cooling liquid outlet 32 is connected to a condensing device for providing a cooling medium. Preferably, the outer wall of the cooling box 31 is covered with a heat insulating layer 34. The loss of cold air of chilled water is effectively reduced, the energy consumption is saved, and the crystallization efficiency of products is improved;
preferably, the crystallizing tank 11 is far away from the upper end of one side of the feeding hole 12 and the transparent storage tank 21 is far away from the upper side of one side of the discharging end of the transparent storage tank 21, a cleaning opening 5 is arranged at the upper side of one side of the discharging end of the transparent storage tank 21, a port of the cleaning opening is fixedly connected with a cleaning nozzle 4 which is inclined, and the inclination angle of the cleaning nozzle 4 is 15-30 degrees. Through the cleaning spray head 4 with the inclination angle of 15-30 degrees, the interior of the crystallizing tank 11 and the transparent storage tank 21 is cleaned, so that the equipment after working can be completely cleaned.
Preferably, a predetermined number of scrapers 6 are vertically arranged on the propeller 153, and the end of the scraper 6 away from the propeller 153 is made of rubber. The crystal cleaning device can timely clean product crystals attached to the inner wall of the crystallizing tank 11 to avoid deposition, and meanwhile, the end part is made of rubber materials to avoid scratching the inner wall of the crystallizing tank 11 and polluting the product crystals, so that the crystallization quality is improved, and the device is not damaged. Specifically, when product crystals on the inner wall of the crystallizing tank 11 need to be removed, the stepping motor 16 drives the driving device to move, the stirring device rotates at the same time, and the scraper 6 cleans the inner wall.
Specifically, when the crystallization equipment for erythritol production that this embodiment provided uses, the erythritol crystallization raw material is inputed through feed inlet 12, and cooling module 3 provides the temperature of using of crystallization simultaneously, and drive arrangement 14 drives this moment stirring lead screw 151 makes rotary motion, and screw 153 makes up and down motion under the drive of screw-nut 152, and is rotatory simultaneously, makes the interior vertical direction erythritol crystallization raw material of jar obtain fully stirring. When the motion of needs horizontal direction, through starting step motor 16, should drive step motor 16 and rotate to drive threaded rod 17 and rotate, and then drive slider 141 and slide in spout 18 is inside, realize agitating unit 15 horizontal direction's removal, realized stirring the erythritol crystallization raw materials of the different positions of horizontal direction. Through stirring the erythritol crystallization raw materials to different positions, the speed of crystallization has been accelerated, and when the crystallization was accomplished, the product after the crystallization reached transparent storage box 21 through discharge gate 13, and whether the manual work judged needs the recrystallization, if need, opened pump machine 22, the product pump income after the crystallization the above-mentioned operation of crystallization module 1 repetition once more, the crystallization was accomplished and is carried out the ejection of compact through the first two-position three way solenoid valve of the discharge end of transparent storage box 21, gets into next process.
The utility model provides a crystallization device is used in erythritol production contains crystallization module 1, a storage module 2 and a cooling module 3, and wherein the setting of agitating unit 15 and drive arrangement 14 in crystallization module 1 can realize the motion of screw 153 in horizontal direction and vertical direction, makes the erythritol crystallization raw materials in crystallizer 11 obtain fully stirred, has improved product crystallization efficiency and crystallization quality; the storage module 2 is arranged to store the crystallized product and enable the crystallized product to enter the subsequent steps, and meanwhile, the product to be recrystallized can be sent to the crystallization module 1 again for recrystallization through the storage module 2 and the pump 22 of the storage module, so that the recrystallization efficiency is improved; the crystallization of the product is accelerated by the arrangement of the cooling module 3.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.
Claims (9)
1. The utility model provides an erythritol production is with crystallization equipment, includes a crystallization module, a storage module and a cooling module, its characterized in that:
the crystallization module comprises a crystallization tank, a feed inlet arranged at the upper end of the side surface of the crystallization tank, a discharge outlet arranged at the bottom of the crystallization tank, a driving device movably arranged above the crystallization tank, and a stirring device arranged in the crystallization tank and connected with the movable end of the driving device, wherein the stirring device comprises a stirring screw rod connected with the driving device, a screw nut sleeved on the stirring screw rod, and a propeller arranged outside the screw nut;
the storage module comprises a transparent storage box and a pump mounted at the top of the transparent storage box, the feed end of the pump is connected with a first two-position three-way electromagnetic valve at the discharge end of the transparent storage box through a pipeline, the discharge end of the pump is connected with a hose, the hose is connected with a second two-position three-way electromagnetic valve, and the second two-position three-way electromagnetic valve is connected with the feed inlet;
the cooling module comprises a cooling box, a cooling liquid outlet and a cooling liquid inlet, wherein the cooling liquid outlet and the cooling liquid inlet are arranged at the upper end part and the lower end part of the cooling box, and the cooling box is coated on the outer wall of the middle lower part of the crystallizing tank.
2. The crystallization apparatus for erythritol production according to claim 1, wherein the driving device comprises a slide block and a stirring motor, the stirring motor is located at an upper end of the slide block, and the stirring screw rod is located at a lower end of the slide block.
3. The crystallizing device for producing erythritol according to claim 2, wherein a sliding groove is formed in the top of the crystallizing tank, the sliding block is arranged in the sliding groove, a stepping motor is arranged at one end of the sliding groove, the stepping motor is connected with a rotating shaft, a threaded rod is arranged on the rotating shaft, and the threaded rod penetrates through the sliding block.
4. The crystallization apparatus for erythritol production according to claim 2, wherein a fixing groove is provided between the slider and the stirring motor, and an outer surface of an upper end of the slider is fixedly connected to an outer surface of a lower end of the stirring motor through the fixing groove.
5. The crystallization apparatus for erythritol production as claimed in claim 1, wherein a stopper is provided at the bottom of the stirring screw.
6. The crystallization apparatus for erythritol production according to claim 1, wherein a cleaning opening is provided at both an upper end of a side of the crystallization tank away from the feed opening and an upper side of a side of the transparent storage tank away from the discharge end of the transparent storage tank, a port of the cleaning opening is fixedly connected with an inclined cleaning nozzle, and an inclination angle of the cleaning nozzle is 15-30 °.
7. The crystallization apparatus for erythritol production as claimed in claim 1, wherein an outer wall of the cooling tank is coated with an insulating layer.
8. The crystallization apparatus for erythritol production according to claim 1, wherein the bottom surface of the crystallization tank is at a height corresponding to the top height of the transparent storage tank.
9. The crystallizing apparatus for producing erythritol according to claim 1, wherein a predetermined number of vertically arranged scrapers are provided on the screw, and an end of the scraper away from the screw is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121775968.3U CN214861320U (en) | 2021-08-02 | 2021-08-02 | Crystallization equipment is used in erythritol production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121775968.3U CN214861320U (en) | 2021-08-02 | 2021-08-02 | Crystallization equipment is used in erythritol production |
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| CN214861320U true CN214861320U (en) | 2021-11-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115385776A (en) * | 2022-08-08 | 2022-11-25 | 天津大学 | Erythritol crystal and preparation method and application thereof |
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2021
- 2021-08-02 CN CN202121775968.3U patent/CN214861320U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115385776A (en) * | 2022-08-08 | 2022-11-25 | 天津大学 | Erythritol crystal and preparation method and application thereof |
| CN115385776B (en) * | 2022-08-08 | 2023-09-26 | 天津大学 | Erythritol crystal and preparation method and application thereof |
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