Pretreatment mechanism for purifying alginate

Abstract

The utility model discloses a pretreatment mechanism for purification of alginate. The pretreatment mechanism for purification of alginate aims to solve the technical problem that a multi-effect centrifugal layering mechanism suitable for purification and centrifugal layering of alginate is lacked in the prior art. Comprising a centrifugal shell, a pressure control assembly and an off-vibration generation part are installed on the lower portion of the centrifugal shell, a port of the off-vibration generation part is in transmission connection with an off-vibration frame capable of vibrating in a reciprocating mode and a rotatable outer sleeve shaft, the inner wall of the outer sleeve shaft is rotationally connected with a centrifugal shaft, and a linkage piece is installed on the surface of the off-vibration frame. According to the double-effect centrifugal layering device, the synchronous high-speed spinning structure is arranged in the revolution motion process of the clamping cylinder, so that double-effect centrifugal layering of alginate liquid to be purified in the test tube is realized, and the layering effect of the alginate liquid to be purified is effectively improved by realizing the double-effect centrifugal layering effect.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of alginate purification technology, more particularly to a pretreatment mechanism for alginate purification. BACKGROUND

[0002] In the prior art, the patent document with the publication number CN106749754A discloses a preparation method of alginate, comprising the following steps: A, selecting natural seaweed, crushing the seaweed into seaweed fragments with a crusher, balancing the moisture content of the seaweed fragments in a vacuum container with humidifying and dehumidifying devices, and measuring the moisture regain of the seaweed fragments; weighing the fragment mass, calculating the dry weight of the seaweed fragments according to the moisture regain, adding deionized water to the seaweed fragments, and fully wetting and swelling the seaweed fragments in the fragments by soaking; B, preparing a degumming reaction solution by mixing an oxidizing agent, a stabilizer, an expanding agent, a penetrating agent, a chelating agent, and distilled water, mixing the seaweed fragments and the degumming reaction solution, adjusting the initial pH value of the degumming solution with a NaOH solution, placing the reactor in a constant temperature water bath, stirring the mixture in the reactor, and keeping the water bath warm after warming, preliminarily removing the gum in the silk using the oxidizing property of metal peroxide, and converting alginate into alginate salt to obtain a mixture of alginate salt and impurities; C, centrifuging the mixture prepared in step B to separate the layers, transferring the supernatant to another container, and placing the remaining concentrated alginate salt suspension into a vacuum freeze dryer to freeze dry and form a powder, thereby preparing the alginate salt, and finally storing the prepared alginate salt in a freezer room. However, the prior art lacks a multi-effect centrifugal layering mechanism suitable for alginate purification and centrifugal layering, and therefore the utility model provides a pretreatment mechanism for alginate purification to solve the problems in the above background technology. SUMMARY

[0003] (1) Technical problem to be solved:

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a pretreatment mechanism for alginate purification, aiming to solve the technical problem that the prior art lacks a multi-effect centrifugal layering mechanism suitable for alginate purification and centrifugal layering.

[0005] (2) Technical solution:

[0006] In order to solve the above technical problems, the utility model provides a thus be used for seaweed acid salt purification's pretreatment mechanism, including centrifugal shell, the lower part of centrifugal shell is installed with pressure control component and vibration generating part respectively, the port of vibration generating part is respectively connected with the vibration frame that can reciprocate and the outer sleeve shaft that can rotate, the inner wall rotationally connected of outer sleeve shaft has centrifugal shaft, the surface of vibration frame is installed with linkage, the surface of outer sleeve shaft is connected with centrifugal shaft through linkage, the top of centrifugal shaft is fixedly installed with centrifugal frame, the inner wall rotationally connected of centrifugal frame has a group of circular array distribution's cartridge, the lateral surface of cartridge is fixedly installed with driven bevel gear, the lateral surface of outer sleeve shaft is fixedly installed with inner bevel gear, the lateral surface of inner bevel gear is connected with driven bevel gear, the inner wall of cartridge is installed with the capsule clamp component that communicates with pressure control component.

[0007] Preferably, the capsule clamp component comprises a ring clamp capsule fixed to the upper part of the cartridge and a pressurized cavity opened in the cartridge, the inner wall of the ring clamp capsule is fixedly communicated with the pressurized cavity, the bottom surface of the pressurized cavity is rotationally communicated with a gas guide pipe, the other end of the gas guide pipe is communicated with the pressure control component.

[0008] Further, the inner wall of each cartridge clamps a separation test tube, and the inside of the separation test tube movably stores seaweed acid salt liquid to be purified.

[0009] Further, the cartridge is inclined to the direction of the outer sleeve shaft, and the included angle between the axis of the cartridge and the horizontal plane is 30°.

[0010] Further, the pressure control component comprises a gas pump fixed to the bottom of the centrifugal shell and a pressure sending ring pipe fixed to the inner wall of the vibration frame, the inner wall of the pressure sending ring pipe is rotationally communicated with a pressure dividing ring pipe, the top surface of the pressure dividing ring pipe is fixedly communicated with the gas guide pipe, the gas outlet port of the gas pump is fixedly communicated with the pressure sending ring pipe through a corrugated pipe, a gas pressure sensor is fixedly arranged at the communication position of the gas pump and the corrugated pipe, and the surface of the centrifugal shell is fixedly installed with a single-chip microcomputer electrically connected with the gas pressure sensor.

[0011] Further, the vibration generating part comprises a motor fixed to the bottom of the centrifugal shell, a core shaft rotationally connected to the inner wall of the centrifugal shell, and a flat shaft, the output shaft end of the motor and the lateral surface of the core shaft are fixedly installed with bevel gears, the two bevel gears are meshed with each other, the output shaft end of the motor is transmissionally connected with the flat shaft through a chain belt, the lateral surface of the flat shaft is fixedly installed with a half gear, the surface of the vibration frame is fixedly installed with a vibration rack transmissionally connected with the half gear, the lateral surface of the core shaft is transmissionally connected with the centrifugal shaft and is also slidingly fitted, and a spring is sleeved on the lateral surface of the core shaft and corresponds to the position below the centrifugal shaft.

[0012] Furthermore, the centrifugal shaft has a fixed groove with an open bottom end inside, and both the groove and the spindle have regular polygonal cross-sections.

[0013] Furthermore, the linkage includes a reverse transmission shaft rotatably connected to the inner wall of the vibrating frame. A reverse bevel gear is fixedly installed on the circumferential side of the reverse transmission shaft. A passive bevel gear is fixedly installed on the circumferential side of both the outer sleeve shaft and the centrifugal shaft. The bevel surfaces of the reverse bevel gear are respectively connected to the two passive bevel gears for transmission. The two passive bevel gears are symmetrically arranged about the horizontal plane where the axis of the reverse bevel gear is located.

[0014] Furthermore, a cap is installed on the top surface of the centrifuge shell, and an electric heating rod is fixedly installed inside the centrifuge shell.

[0015] (3) Beneficial effects:

[0016] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0017] 1. This utility model, through the design of a centrifugal shaft, linkage components, and vibration generating components, enables the device to efficiently complete the centrifugal stratification operation before alginate purification. Furthermore, during centrifugal stratification, the device utilizes a synchronous high-speed spin structure during the revolution of the clamping cylinder to achieve double-effect centrifugal stratification of the alginate solution to be purified in the test tube. By achieving the double-effect centrifugal stratification effect, the stratification effect of the alginate solution to be purified is effectively improved.

[0018] 2. This utility model utilizes the reciprocating vibration generated during the operation of the vibrating frame to drive the alginate purification solution to undergo micro-oscillations with a set stroke during the centrifugal stratification purification process. By synchronously centrifuging and rotating the alginate purification solution and generating synchronous micro-oscillations, the centrifugal stratification rate of the alginate purification solution is improved.

[0019] 3. By setting up a pressure control component, this utility model enables the separation test tube containing the alginate purification solution to be stably fixed in the cartridge. By achieving the effect of stably fixing the test tube, the stability and safety of the alginate purification solution during centrifugation and separation are effectively improved. Attached Figure Description

[0020] Figure 1 This is a schematic diagram of the pretreatment mechanism for alginate purification according to this utility model;

[0021] Figure 2 This utility model Figure 1 A schematic diagram of the cross-sectional structure;

[0022] Figure 3 This utility model Figure 2 A magnified schematic diagram of the partial structure at point A in the middle;

[0023] Figure 4 For the utility model Figure 2 The partial enlarged structure schematic view at B;

[0024] Figure 5 For the utility model Figure 2 The partial enlarged structure schematic view at C.

[0025] The marks in the drawing are: 1, centrifugal shell; 2, centrifugal frame; 3, outer sleeve shaft; 4, centrifugal shaft; 5, centrifugal frame; 6, card barrel; 7, driven bevel gear; 8, inner bevel gear; 9, ring clamp capsule; 10, pressure charging cavity; 11, air guide pipe; 12, air pump; 13, pressure sending ring pipe; 14, pressure dividing ring pipe; 15, bellows; 16, air pressure sensor; 17, single-chip microcomputer; 18, motor; 19, mandrel; 20, flat shaft; 21, half gear; 22, centrifugal rack; 23, spring; 24, reverse transmission shaft; 25, cover; 26, electric heating rod. DETAILED DESCRIPTION

[0026] Please refer to Figure 1 - Figure 5 The specific embodiment is a pretreatment mechanism for alginate purification, including centrifugal shell 1, the top surface of centrifugal shell 1 is installed with cover 25, the inside of centrifugal shell 1 is fixedly installed with electric heating rod 26;

[0027] Through the setting of electric heating rod 26, alginate can be kept at constant purification temperature when being purified by centrifugation;

[0028] The lower part of centrifugal shell 1 is installed with pressure control assembly and centrifugal vibration generating part respectively, the port of centrifugal vibration generating part is respectively transmissionally connected with reciprocating vibration centrifugal frame 2 and rotatable outer sleeve shaft 3;

[0029] Centrifugal vibration generating part includes motor 18 fixed to the bottom of centrifugal shell 1, mandrel 19 and flat shaft 20 rotationally connected to the inner wall of centrifugal shell 1, the output shaft end of motor 18 and the circumferential surface of mandrel 19 are all fixedly installed with bevel gears, and the two bevel gears are meshed with each other;

[0030] The output shaft end of motor 18 is transmissionally connected with flat shaft 20 through chain belt, the circumferential surface of flat shaft 20 is fixedly installed with half gear 21, and the surface of centrifugal frame 2 is fixedly installed with centrifugal rack 22 transmissionally connected with half gear 21;

[0031] The circumferential surface of mandrel 19 is transmissionally connected with centrifugal shaft 4 and also slidingly matched, the inside of centrifugal shaft 4 is fixedly provided with shaft slot with open bottom end, and the cross section of shaft slot and mandrel 19 are both regular polygons;

[0032] After the motor 18 outputs the rotating speed through the setting of the vibration generating component, the vibration frame 2 can reciprocate within the set stroke, and the centrifugal shaft 4 can rotate at the set speed;

[0033] Through the reciprocating vibration of the vibration frame 2, the seaweed salt to be purified liquid can be micro-vibrated within the set stroke in the process of centrifugal separation and purification, and through the synchronous centrifugal rotation and micro-vibration of the seaweed salt to be purified liquid, the centrifugal separation rate and effect of the seaweed salt to be purified liquid are improved;

[0034] The vibration frequency of the vibration frame 2 and the vibration stroke of the vibration frame 2 can be customized according to actual needs.

[0035] The peripheral side of the mandrel 19 is sleeved with a spring 23 corresponding to the position below the centrifugal shaft 4.

[0036] The inner wall of the sleeve shaft 3 is rotationally connected with the centrifugal shaft 4, the surface of the vibration frame 2 is mounted with a linkage, and the surface of the sleeve shaft 3 is drivingly connected with the centrifugal shaft 4 through the linkage.

[0037] The linkage comprises a reverse transmission shaft 24 rotationally connected to the inner wall of the vibration frame 2, the peripheral side of the reverse transmission shaft 24 is fixedly mounted with a reverse linkage bevel gear, the peripheral sides of the sleeve shaft 3 and the centrifugal shaft 4 are fixedly mounted with passive bevel gears, the bevel gear faces of the reverse linkage bevel gear are respectively drivingly connected with the two passive bevel gears, and the two passive bevel gears are symmetrically arranged with the horizontal plane where the axis of the reverse linkage bevel gear is located as the axis.

[0038] Through the position setting of the reverse transmission shaft 24, the reverse linkage bevel gear and the passive bevel gears, the rotating directions of the centrifugal shaft 4 and the sleeve shaft 3 are opposite.

[0039] The top of the centrifugal shaft 4 is fixedly mounted with a centrifugal frame 5, the inner wall of the centrifugal frame 5 is rotationally connected with a group of circumferentially arrayed clamping barrels 6, the peripheral side of the clamping barrel 6 is fixedly mounted with a driven bevel gear 7, the peripheral side of the sleeve shaft 3 is fixedly mounted with an inner bevel gear ring 8, the peripheral side of the inner bevel gear ring 8 is drivingly connected with the driven bevel gear 7, and the inner wall of the clamping barrel 6 is mounted with a capsule clamping assembly in communication with a pressure control assembly.

[0040] The capsule clamping assembly comprises a ring clamping capsule 9 fixed to the upper part of the clamping barrel 6 and a pressure charging cavity 10 opened in the inner part of the clamping barrel 6, the inner wall of the ring clamping capsule 9 is fixedly communicated with the pressure charging cavity 10, the bottom surface of the pressure charging cavity 10 is rotationally communicated with a gas guide pipe 11, and the other end of the gas guide pipe 11 is communicated with the pressure control assembly.

[0041] The clamping barrel 6 is obliquely arranged towards the sleeve shaft 3, and the included angle between the axis of the clamping barrel 6 and the horizontal plane is 30°.

[0042] The inner wall of each clamping barrel 6 clamps a separation test tube through the ring clamping capsule 9, and the inside of the separation test tube movably stores seaweed salt to be purified liquid.

[0043] The pressure control assembly comprises an air pump 12 fixed to the bottom of the centrifugal shell 1 and a pressure feeding ring pipe 13 fixed to the inner wall of the vibration frame 2, the inner wall of the pressure feeding ring pipe 13 is rotationally communicated with a pressure dividing ring pipe 14, the top surface of the pressure dividing ring pipe 14 is fixedly communicated with the air guide pipe 11, the air outlet of the air pump 12 is fixedly communicated with the pressure feeding ring pipe 13 through a corrugated pipe 15, the communication position of the air pump 12 and the corrugated pipe 15 is fixedly provided with an air pressure sensor 16, and the surface of the centrifugal shell 1 is fixedly installed with a single-chip microcomputer 17 electrically connected with the air pressure sensor 16.

[0044] Through the arrangement of the pressure control assembly, the separation test tube loaded with alginate to be purified can be stably fixed in the cartridge 6.

[0045] The device is mainly suitable for centrifugal separation operation during alginate purification, before pretreatment, the separation test tube loaded with alginate to be purified is placed in each cartridge 6, after the separation test tube is placed, the air pump 12 sufficiently pressurizes the inside of each ring clamping capsule 9 until the feedback value of the air pressure sensor 16 reaches the set threshold value, after the inside of the ring clamping capsule 9 is sufficiently pressurized, the fixing operation of the separation test tube is completed, during centrifugal separation, the motor 18 rotates at a set power output speed, after the motor 18 rotates at the set power output speed, one set of cartridges 6 rotates at a high speed during the process of revolution, so that the separation test tube loaded with alginate to be purified is efficiently centrifuged and separated, after the centrifugal separation is completed, the cover 25 is opened, and the sediment at the bottom of the separation test tube is separated and discharged, the discharged sediment is frozen and dried to form, and then the purification of alginate is completed.

[0046] All the technical features in the embodiment can be freely combined according to actual needs.

[0047] The above embodiment is a preferred implementation scheme of the device, and the device can also be implemented in other ways without departing from the technical scheme concept, and any obvious replacement within the concept is within the protection scope of the device.

Claims

1. A pretreatment device for alginate purification, comprising a centrifuge shell (1), characterized in that, The lower part of the centrifuge shell (1) is equipped with a pressure control component and a vibration generating component. The port of the vibration generating component is connected to a reciprocating vibration frame (2) and a rotatable outer shaft (3). The inner wall of the outer shaft (3) is rotatably connected to a centrifuge shaft (4). The surface of the vibration frame (2) is equipped with a linkage component. The surface of the outer shaft (3) is connected to the centrifuge shaft (4) through the linkage component. The top of the centrifuge shaft (4) is fixedly equipped with a centrifuge frame (5). The inner wall of the centrifuge frame (5) is rotatably connected to a set of circumferentially arrayed clamps (6). The peripheral side of the clamps (6) is fixedly equipped with a driven bevel gear (7). The peripheral side of the outer shaft (3) is fixedly equipped with an inner bevel gear ring (8). The peripheral side of the inner bevel gear ring (8) is connected to the driven bevel gear (7). The inner wall of the clamps (6) is equipped with a clamp assembly that communicates with the pressure control component.

2. The pretreatment apparatus for alginate purification according to claim 1, characterized in that, The bladder clamp assembly includes a ring clamp bladder (9) fixed in the upper part of the bladder (6) and a pressurization chamber (10) opened inside the bladder (6). The inner wall of the ring clamp bladder (9) is fixedly connected to the pressurization chamber (10). The bottom surface of the pressurization chamber (10) is rotatably connected to an air guide tube (11). The other end of the air guide tube (11) is connected to a pressure control assembly.

3. The pretreatment apparatus for alginate purification according to claim 2, characterized in that, The inner wall of each of the cartridges (6) holds a separation tube by a ring clamp (9), the separation tube containing alginate to be purified.

4. The pretreatment apparatus for alginate purification according to claim 3, characterized in that, The clamp (6) is inclined toward the outer sleeve shaft (3), and the angle between the axis of the clamp (6) and the horizontal plane is 30°.

5. The pretreatment apparatus for alginate purification according to claim 4, characterized in that, The pressure control assembly includes an air pump (12) fixed to the bottom of the centrifuge shell (1) and a pressure delivery ring pipe (13) fixed to the inner wall of the vibration frame (2). The inner wall of the pressure delivery ring pipe (13) is rotatably connected to a pressure dividing ring pipe (14). The top surface of the pressure dividing ring pipe (14) is fixedly connected to the air guide pipe (11). The air outlet of the air pump (12) is fixedly connected to the pressure delivery ring pipe (13) through a corrugated pipe (15). A pressure sensor (16) is fixedly installed at the connection between the air pump (12) and the corrugated pipe (15). A single-chip microcomputer (17) electrically connected to the pressure sensor (16) is fixedly installed on the surface of the centrifuge shell (1).

6. The pretreatment apparatus for alginate purification according to claim 5, characterized in that, The vibration generating component includes a motor (18) fixed to the bottom of the centrifuge shell (1), a spindle (19) and a flat shaft (20) rotatably connected to the inner wall of the centrifuge shell (1). Both the output shaft end of the motor (18) and the peripheral side of the spindle (19) are fixedly mounted with bevel gears, which mesh with each other. The output shaft end of the motor (18) is connected to the flat shaft (20) via a chain belt. The peripheral side of the flat shaft (20) is fixedly mounted with a half gear (21). The surface of the vibration frame (2) is fixedly mounted with a vibration rack (22) that is connected to the half gear (21). The peripheral side of the spindle (19) is connected to the centrifuge shaft (4) and also has a sliding fit. A spring (23) is sleeved on the peripheral side of the spindle (19) and at a position corresponding to the lower part of the centrifuge shaft (4).

7. The pretreatment apparatus for alginate purification according to claim 6, characterized in that, The centrifugal shaft (4) has a fixed groove with an open bottom end inside, and the cross-section of the groove and the spindle (19) are both regular polygons.

8. The pretreatment apparatus for alginate purification according to claim 7, characterized in that, The linkage includes a reverse transmission shaft (24) rotatably connected to the inner wall of the vibration frame (2). The circumferential side of the reverse transmission shaft (24) is fixedly equipped with a reverse bevel gear. The circumferential side of the outer shaft (3) and the centrifugal shaft (4) are both fixedly equipped with a passive bevel gear. The bevel tooth surface of the reverse bevel gear is respectively connected to the two passive bevel gears. The two passive bevel gears are symmetrically arranged with the horizontal plane where the axis of the reverse bevel gear is located as the axis.

9. The pretreatment apparatus for alginate purification according to claim 1, characterized in that, The top surface of the centrifuge shell (1) is fitted with a cover (25), and an electric heating rod (26) is fixedly installed inside the centrifuge shell (1).

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