CN218393119U

CN218393119U - Circulating filter device is used in pullulan production based on milipore filter

Info

Publication number: CN218393119U
Application number: CN202222691016.4U
Authority: CN
Inventors: 冀福全; 夏光明
Original assignee: Shandong Meimei Biotechnology Co ltd
Current assignee: Shandong Meimei Biotechnology Co ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-01-31
Anticipated expiration: 2032-10-13

Abstract

The utility model relates to a polysaccharide apparatus for producing technical field provides a pullulan production is with circulating filtration device based on milipore filter. The technical scheme of the utility model: the utility model provides a pullulan production is with circulating filtration device based on milipore filter, including the rose box, the internally mounted of rose box has the piston board, the inside detachable ultrafiltration membrane board of installing of rose box, a plurality of L shape fixed plates of lateral wall fixedly connected with of rose box, the common fixedly connected with roof in top of a plurality of L shape fixed plates, the electric jar is installed to the bottom of roof, and the flexible end of electric jar is fixed mutually with the top of piston board, the inside run-through formula of rose box is rotated and is pegged graft and has two reciprocal lead screws, the equal fixedly connected with fluted disc in both ends of reciprocal lead screw, the top fixedly connected with pinion rack of piston board, and pinion rack and fluted disc meshing transmission, the periphery of reciprocal lead screw is rotated and is connected with the lead screw cover. The utility model discloses the condition of impurity jam milipore filter has effectively been avoided to the device, has reduced the probability that the milipore filter damaged.

Description

Circulating filter device is used in pullulan production based on milipore filter

Technical Field

The utility model relates to a polysaccharide apparatus for producing technical field especially relates to a circulating filtration device is used in pullulan production based on milipore filter.

Background

The pullulan is an extracellular water-soluble mucopolysaccharide which is produced by fermentation of aureobasidium pullulans and is similar to glucan and xanthan gum, is a special microbial polysaccharide discovered by R.Bauer in 1938, and the plate-frame type filter pressing device is solid-liquid separation equipment, and has wide application prospect in the industries of medicine, food, petroleum, chemical engineering and the like due to the unique structure and property of the polysaccharide along with the filtration. Because the biodegradable plastic can be degraded and utilized by microorganisms in nature, and cannot cause environmental pollution, the plastic is praised as nuisanceless plastic.

The interior of the pullulan polysaccharide is often doped with inorganic salts, lipids, proteins and low-molecular nonpolar substances in the production and processing processes, and for the low-molecular-weight impurities, ultrafiltration membranes are often adopted in the prior art for filtration and removal; however, in the actual filtering process, the residual impurities are easy to block the ultrafiltration membrane, which not only affects the efficiency of the subsequent filtering, but also easily causes the damage of the ultrafiltration membrane.

Disclosure of Invention

The utility model aims at providing a pullulan production is with circulating filtration device based on milipore filter to the problem that exists among the background art.

The technical scheme of the utility model: the utility model provides a pullulan production is with circulating filtration device based on milipore filter, including the rose box, the internally mounted of rose box has the piston board, the inside detachable ultrafiltration membrane board of installing of rose box, a plurality of L shape fixed plates of lateral wall fixedly connected with of rose box, the common fixedly connected with roof in top of a plurality of L shape fixed plates, the electric jar is installed to the bottom of roof, and the flexible end of electric jar is fixed mutually with the top of piston board, the inside run-through rotation of rose box is pegged graft and is had two reciprocal lead screws, the equal fixedly connected with fluted disc in both ends of reciprocal lead screw, the top fixedly connected with pinion rack of piston board, and pinion rack and fluted disc meshing transmission, the periphery of reciprocal lead screw rotates and is connected with the lead screw cover, the bottom fixedly connected with connecting rod of lead screw cover, the common fixedly connected with scraper blade in bottom of two connecting rods, and the bottom of scraper blade and the top looks parallel and level of ultrafiltration membrane board.

Preferably, two circular through holes are formed in the two sides of the filter box, a sealing bearing is arranged inside the circular through holes, and the inner ring of the sealing bearing is fixedly sleeved on the peripheries of the two ends of the reciprocating screw rod.

Preferably, the bottom of the top plate is fixedly connected with a plurality of telescopic guide rods, and the telescopic ends of the telescopic guide rods are fixed with the top of the piston plate.

Preferably, two the common fixedly connected with gib block in top of lead screw cover, the guiding hole has been seted up to the inside of gib block, the inside fixedly connected with guide bar of rose box, and the guide bar activity runs through the guiding hole.

Preferably, the front surface of the ultrafiltration membrane plate is fixedly connected with a pulling plate, the front surface of the pulling plate is fixedly connected with a pulling handle, the front surface of the filter box is provided with a butt joint hole, and the butt joint hole is matched with the pulling plate.

Preferably, the outer wall fixedly connected with sealing ring of arm-tie, the seal groove has been seted up to the inner wall in butt joint hole, and seal groove and sealing ring phase-match.

Preferably, the front surface of the pulling plate is fixedly connected with two clamping blocks, the front surface of the filter box is rotatably connected with two limiting rotating blocks, and the inner clamping grooves of the clamping blocks are matched with the limiting rotating blocks. Preferably, the front surface of the filter box is connected with a feed pipe in an intercommunicating manner, the feed pipe is provided with a first valve, the bottom of the side surface of the filter box is connected with a discharge pipe in an intercommunicating manner, and the discharge pipe is provided with a second valve.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the utility model discloses the device drives the piston board through starting the electric jar and descends, and under the atmospheric pressure effect, thereby the polysaccharide passes ultrafiltration membrane board and accomplishes the filtration of impurity, can drive scraper blade reciprocating motion at the decline in-process of piston board simultaneously, just so can filter remaining impurity constantly to be cleaned with ultrafiltration membrane board top to effectively avoid impurity to block up the condition of milipore filter, reduced the probability that the milipore filter damaged.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of the circulating filter device for producing pullulan polysaccharide based on an ultrafiltration membrane of the present invention;

fig. 2 is a sectional view of the inside of a circulating filter device for pullulan production based on an ultrafiltration membrane of the present invention;

fig. 3 is the utility model discloses a pulullan production is with circulating filtration device's A enlargements based on milipore filter.

Reference numerals are as follows: 1. a filter box; 2. an ultrafiltration membrane plate; 3. pulling a plate; 4. pulling a handle; 5. a feeding pipe; 6. a first valve; 7. a discharge pipe; 8. a second valve; 9. an L-shaped fixing plate; 10. a top plate; 11. an electric cylinder; 12. a piston plate; 13. a toothed plate; 14. a fluted disc; 15. a reciprocating screw; 16. a screw rod sleeve; 17. a connecting rod; 18. a squeegee; 19. a limiting rotating block; 20. and (7) clamping blocks.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1-2, the utility model provides a pullulan production circulating filtration device based on milipore filter, including rose box 1, the internally mounted of rose box 1 has piston plate 12, the inside detachable ultrafiltration membrane board 2 of installing of rose box 1, a plurality of L shape fixed plates 9 of lateral wall fixedly connected with of rose box 1, the common fixedly connected with roof 10 in top of a plurality of L shape fixed plates 9, electric jar 11 is installed to the bottom of roof 10, and the flexible end of electric jar 11 is fixed mutually with the top of piston plate 12, the inside run-through of rose box 1 is rotated and is pegged graft and has two reciprocal lead screw 15, the equal fixedly connected with fluted disc 14 in both ends of reciprocal lead screw 15, the top fixedly connected with pinion rack 13 of piston plate 12, and pinion rack 13 and the meshing transmission of fluted disc 14, the periphery of reciprocal lead screw 15 is rotated and is connected with lead screw cover 16, the bottom fixedly connected with connecting rod 17 of lead screw cover 16, the common fixedly connected with scraper blade 18 in bottom of two connecting rod 17, and the bottom of scraper blade 18 is parallel and level mutually with the top of ultrafiltration membrane board 2.

In this embodiment: two circular through holes are formed in the two sides of the filter box 1, sealing bearings are installed inside the circular through holes, inner rings of the sealing bearings are fixedly sleeved on the peripheries of the two ends of the reciprocating lead screw 15, and the sealing bearing covers are arranged, so that the auxiliary positioning effect on the reciprocating lead screw 15 is achieved, the structural stability of the reciprocating lead screw 15 during rotation is guaranteed, the sealing effect is achieved, and the structural sealing performance of the whole filter box 1 is guaranteed; the front surface of the filter box 1 is communicated and connected with a feed pipe 5, a first valve 6 is arranged on the feed pipe 5, the bottom of the side surface of the filter box 1 is communicated and connected with a discharge pipe 7, and a second valve 8 is arranged on the discharge pipe 7; the bottom of the top plate 10 is fixedly connected with a plurality of telescopic guide rods, the telescopic ends of the telescopic guide rods are fixed with the top of the piston plate 12, and the telescopic guide rods are arranged to play a role in guiding the piston plate 12 to move up and down so as to ensure the guiding stability; the common fixedly connected with gib block in top of two lead screw covers 16, the guiding hole has been seted up to the inside of gib block, and the inside fixedly connected with gib block of rose box 1, and the gib block activity runs through the guiding hole, plays the effect to lead screw cover 16 motion direction through setting up gib block and gib block for when reciprocal lead screw 15 rotates, the whole horizontal reciprocating motion that can be stable of lead screw cover 16, connecting rod 17, scraper blade 18.

The working principle is as follows: firstly drop into the inside of rose box 1 from inlet pipe 5 with the polysaccharide of treating filteration, ultrafiltration membrane plate 2's top, open second valve 8 and close first valve 6, then operation electric jar 11 drives piston plate 12 and descends, piston plate 12 descends and filters the polysaccharide extrusion under the atmospheric pressure effect through ultrafiltration membrane plate 2, piston plate 12 descends and drives pinion rack 13 and descends simultaneously, pinion rack 13 descends and drives fluted disc 14 and reciprocal lead screw 15 and rotates, reciprocal lead screw 15 rotates and drives screw rod cover 16, connecting rod 17, the whole horizontal reciprocating motion of scraper blade 18, just so can filter 2 tops of ultrafiltration membrane plate remaining impurity and constantly clean the brush, thereby effectively avoid the condition of impurity jam milipore filter, the probability of milipore filter damage has been reduced.

Example two

As shown in fig. 1-3, compared with the first embodiment, the present embodiment of the circulating filtration apparatus for producing pullulan based on an ultrafiltration membrane further includes an ultrafiltration membrane plate 2, wherein the front surface of the ultrafiltration membrane plate 2 is fixedly connected with a pulling plate 3, the front surface of the pulling plate 3 is fixedly connected with a pulling handle 4, the front surface of the filtration box 1 is provided with a butt joint hole, and the butt joint hole is matched with the pulling plate 3; the outer wall of the pulling plate 3 is fixedly connected with a sealing ring, the inner wall of the butt joint hole is provided with a sealing groove, and the sealing groove is matched with the sealing ring; the sealing ring and the sealing groove are arranged to play a sealing role; two clamping blocks 20 are fixedly connected to the front face of the pulling plate 3, two limiting rotating blocks 19 are rotatably connected to the front face of the filter box 1, and the inner clamping grooves of the clamping blocks 20 are matched with the limiting rotating blocks 19.

In this embodiment, when accumulational impurity arrives a quantitative when on ultrafiltration membrane board 2, stir spacing turning block 19 and rotate and make spacing turning block 19 break away from the inside draw-in groove of fixture block 20, just can hand this moment and pull 4 and pull out ultrafiltration membrane board 2 and arm-tie 3 from the inside of rose box 1 to clearance ultrafiltration membrane board 2 above accumulative impurity, after the impurity clearance number, with the reverse operation of clearance with ultrafiltration membrane board 2 and arm-tie 3 fixed can.

The above embodiments are merely some preferred embodiments of the present invention, and many alternative modifications and combinations can be made to the above embodiments by those skilled in the art based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. The utility model provides a pullulan production is with circulating filtration device based on milipore filter, includes rose box (1), and the internally mounted of rose box (1) has piston board (12), its characterized in that: ultrafiltration membrane plate (2) is detachably installed in the inside of rose box (1), a plurality of L shape fixed plates (9) of lateral wall fixedly connected with of rose box (1), the common fixedly connected with roof (10) in top of a plurality of L shape fixed plates (9), electric cylinder (11) are installed to the bottom of roof (10), and the flexible end of electric cylinder (11) is fixed mutually with the top of piston plate (12), the inside through type of rose box (1) rotates to peg graft and has two reciprocal lead screws (15), the equal fixedly connected with fluted disc (14) in both ends of reciprocal lead screw (15), the top fixedly connected with pinion rack (13) of piston plate (12), and pinion rack (13) and fluted disc (14) meshing transmission, the periphery of reciprocal lead screw (15) rotates and is connected with lead screw cover (16), the bottom fixedly connected with connecting rod (17) of lead screw cover (16), the common fixedly connected with scraper blade (18) in bottom of two connecting rod (17), and the top of scraper blade (18) and the top of ultrafiltration membrane plate (2) are leveled mutually.

2. The ultrafiltration membrane-based circulating filter device for pullulan polysaccharide production according to claim 1, wherein two circular through holes are formed in each of two sides of the filter box (1), a sealing bearing is installed inside each circular through hole, and an inner ring of each sealing bearing is fixedly sleeved on the periphery of each of two ends of the reciprocating screw rod (15).

3. The ultrafiltration membrane-based circulating filter device for pullulan production according to claim 1, wherein a plurality of telescopic guide rods are fixedly connected to the bottom of the top plate (10), and the telescopic ends of the telescopic guide rods are fixed to the top of the piston plate (12).

4. The ultrafiltration membrane-based circulating filter device for producing the pullulan polysaccharide according to claim 1, wherein the top parts of the two lead screw sleeves (16) are fixedly connected with a guide strip together, guide holes are formed in the guide strip, a guide rod is fixedly connected to the inside of the filter box (1), and the guide rod movably penetrates through the guide holes.

5. The ultrafiltration membrane-based circulating filtration device for pullulan production according to claim 1, wherein a pulling plate (3) is fixedly connected to the front surface of the ultrafiltration membrane plate (2), a pulling handle (4) is fixedly connected to the front surface of the pulling plate (3), and the front surface of the filter box (1) is provided with butt joint holes which are matched with the pulling plate (3).

6. The ultrafiltration membrane-based circulating filter device for pullulan polysaccharide production according to claim 5, wherein the outer wall of the pulling plate (3) is fixedly connected with a sealing ring, the inner wall of the butt joint hole is provided with a sealing groove, and the sealing groove is matched with the sealing ring.

7. The ultrafiltration membrane-based circulating filter device for pullulan polysaccharide production according to claim 6, wherein two fixture blocks (20) are fixedly connected to the front surface of the pulling plate (3), two limiting rotating blocks (19) are rotatably connected to the front surface of the filter box (1), and an inner clamping groove of each fixture block (20) is matched with each limiting rotating block (19).

8. The ultrafiltration membrane-based circulating filter device for pullulan production according to claim 1, wherein a feed pipe (5) is connected to the front surface of the filter box (1) in an intercommunicating manner, a first valve (6) is installed on the feed pipe (5), a discharge pipe (7) is connected to the bottom of the side surface of the filter box (1) in an intercommunicating manner, and a second valve (8) is installed on the discharge pipe (7).