Filtering device for bacillus subtilis production

Abstract

The utility model relates to the technical field of bacillus subtilis liquid filtering, and discloses a filtering device for bacillus subtilis production, which comprises a filtering tank and a liquid inlet pipe, the inner wall of the filtering tank is fixedly provided with three layering plates, the three layering plates divide the inside of the filtering tank into three filtering cavities and a drying cavity, and the liquid inlet pipe is connected with the filtering tank. The drying cavity is located at the lowermost part in the filtering tank, a filtering cylinder is arranged in the filtering tank, fermentation liquid is discharged into the filtering cavity through the flow dividing pipe, after the fermentation liquid is filtered through the filtering cylinder, liquid enters the filtering cylinder, then flows into the conical flow guiding body and is finally discharged from the liquid discharging pipe, and solid is left in the filtering cavity; fermentation liquid is discharged into different filtering cavities by opening and closing valves on the corresponding flow dividing pipes, that is, when solids in the filtering cavities are cleaned, filtering of the fermentation liquid does not need to be stopped, and when the solids are taken out, the solids can be taken out from a residue taking opening by opening a sealing door.

Description

TECHNICAL FIELD

[0001] The utility model relates to bacillus subtilis liquid filtration technical field, specifically to a kind of filtering device for bacillus subtilis production. BACKGROUND

[0002] Bacillus subtilis is gram-positive aerobes, widely exists in soil and plant surface, also in human body, bacteria surface has flagellum, endospore formed in body can resist harsh external environment and survive.Bacillus subtilis is widely used in food and feed additives, also be used for seed protection and biological control, in bacillus subtilis production process, solid and liquid separation is needed to bacillus subtilis fermentation broth, therefore, filtering device is used to filter bacillus subtilis fermentation broth;

[0003] But the solid content in bacillus subtilis fermentation broth is higher compared with general culture medium, when separating solid and liquid, a large amount of solid is generated, if this part of solid is not taken out in time, it will lead to the decline of filtration efficiency, but when the solid filtered out is taken out, the common filtering device for bacillus subtilis production needs to stop adding bacillus subtilis fermentation broth into filtering device, which reduces processing efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of filtering device for bacillus subtilis production to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of filtering device for bacillus subtilis production, including filter tank, liquid inlet pipe, the inner wall of the filter tank is fixedly installed with layering board, the layering board is provided with three, three the layering board divides into three filter cavities and a drying cavity in filter tank, and drying cavity is located the lowermost in filter tank, the inside of the filter tank is provided with filter cartridge, the filter cartridge passes from the center of three layering boards, and filter cartridge is fixedly connected with layering board, the bottom of the filter cartridge is connected with conical flow guide and is provided with drain pipe, the conical flow guide is located in drying cavity, the bottom end of the conical flow guide is provided with drain pipe, the drain pipe extends from filter tank inside;

[0006] The side of the liquid inlet pipe is connected with shunt pipe, the shunt pipe is provided with three, and is communicated with three filter cavities respectively, the liquid inlet pipe and shunt pipe communication place are provided with valve, the outer wall of the filter tank is provided with residue outlet, the residue outlet is provided with sealing door, the sealing door is connected with filter tank by mounting part, the residue outlet is provided with three groups, and is corresponded with three filter cavities respectively.

[0007] Further, the filter cavity corresponds to three slag outlets, and two of the slag outlets are close to the communication part of the shunt pipe and the filter cavity, and the other slag outlet is far from the communication part of the shunt pipe and the filter cavity.

[0008] Further, the mounting component comprises a reinforcing plate, a threaded rod and a fastening nut, the reinforcing plate is fixedly installed on the outer wall of the sealing door, the threaded rod is fixedly installed on the outer wall of the filter tank, a through hole corresponding to the threaded rod is formed in the edge of the reinforcing plate, the threaded rod passes through the through hole, and the fastening nut is threadedly sleeved on the threaded rod and is pressed on the outer wall of the reinforcing plate.

[0009] Further, the outer part of the filter cartridge is slidably sleeved with a mounting ring, a brush is fixedly installed on the inner side of the mounting ring, the brush is attached to the outer wall of the filter cartridge, and three mounting rings are arranged in the three filter cavities.

[0010] Further, a pulling protrusion is fixedly installed at the bottom of the mounting ring, three pulling protrusions are arranged on one mounting ring and correspond to the three slag outlets, the pulling protrusion is hollow, an elastic clamping block is clamped in the pulling protrusion, the elastic clamping block extends out of a through groove on the mounting ring, and the elastic clamping block is fixedly installed on the bottom of the layering plate.

[0011] Further, a pressure stabilizing valve is arranged in communication with the top of the filter tank.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The fermentation liquid is discharged into the filter cavity through the shunt pipe, the liquid enters the filter cartridge after being filtered by the filter cartridge, then flows into the conical flow guide, and finally is discharged from the liquid discharge pipe, and the solid is left in the filter cavity, the valve on the shunt pipe is opened or closed through the switch, so that the fermentation liquid is discharged into different filter cavities, that is, when the solid in the filter cavity is cleaned, the filtration of the fermentation liquid does not need to be stopped, and the solid can be taken out through the slag outlet when the solid is taken out.

[0014] 2. When the solid in the filter cavity is cleaned, part of the solid is left on the outer wall of the filter cartridge, the solid on the outer wall of the filter cartridge is brushed off by sliding the brush up and down through pulling the mounting ring, so that the filter hole of the filter cartridge is prevented from being blocked by the solid. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the utility model;

[0016] Figure 2 It is a structural schematic view of the filter tank of the utility model;

[0017] Figure 3 It is a structural schematic view of the utility model Figure 1Structure diagram of the cross-sectional view;

[0018] Figure 4 Structure diagram of the sealing door and the mounting component of the utility model;

[0019] Figure 5 Structure diagram of the layered plate and the mounting ring of the utility model.

[0020] In the figure: 1, filter tank; 2, liquid inlet pipe; 3, shunt pipe; 4, slag outlet; 5, sealing door; 6, filter cartridge; 7, conical flow guide; 701, liquid outlet pipe; 8, layered plate; 9, mounting component; 901, reinforcing plate; 902, threaded rod; 903, fastening nut; 10, mounting ring; 11, brush; 12, pulling protrusion; 13, elastic clamping block; 14, pressure stabilizing valve. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0022] Please refer to Figures 1-5 The utility model provides a kind of filter device for bacillus subtilis production, including filter tank 1, liquid inlet pipe 2, the inner wall of filter tank 1 is fixedly installed with layered plate 8, layered plate 8 is provided with three, three layered plates 8 divide into three filter cavities and a drying cavity in filter tank 1, and drying cavity is located the lowermost in filter tank 1, the inside of filter tank 1 is provided with filter cartridge 6, the filter cartridge 6 is implemented from the center of three layered plates 8, and filter cartridge 6 is fixedly connected with layered plate 8, the bottom of filter cartridge 6 is connected with conical flow guide 7, conical flow guide 7 is located in drying cavity, the bottom end of conical flow guide 7 is provided with liquid outlet pipe 701, liquid outlet pipe 701 extends from filter tank 1 inside;

[0023] The side of liquid inlet pipe 2 is connected with shunt pipe 3, shunt pipe 3 is provided with three, and is connected with three filter cavities respectively, valve is provided at the communication of liquid inlet pipe 2 and shunt pipe 3, the outer wall of filter tank 1 is provided with slag outlet 4, sealing door 5 is provided in slag outlet 4, sealing door 5 is connected with filter tank 1 by mounting component 9, slag outlet 4 is provided with three groups, and is correspondingly with three filter cavities, fermentation broth is discharged into filter cavity by shunt pipe 3, after fermentation broth is filtered by filter cartridge 6, liquid enters into filter cartridge 6, then flows into conical flow guide 7, finally is discharged from liquid outlet pipe 701, solid remains in filter cavity, by switch corresponding valve on shunt pipe 3, for discharging fermentation broth into different filter cavities, namely when cleaning solid in filter cavity, fermentation broth does not need to be filtered, when solid is taken out, sealing door 5 can be opened to take out from slag outlet 4;

[0024] The slag outlet 4 corresponding to the filtering cavity has three, and two of them are close to the communication part of the filtering cavity and the shunt pipe 3, and the other is far away from the communication part of the filtering cavity and the shunt pipe 3. Because the solid has poor fluidity, most of the solid will be left in the communication part of the filtering cavity and the shunt pipe 3. The two slag outlets 4 arranged at this position can ensure the cleaning effect of the solid, and the other slag outlet 4 is arranged to ensure that the slag removal range can include the entire filtering cavity.

[0025] The mounting component 9 includes a reinforcing plate 901, a threaded rod 902, and a fastening nut 903. The reinforcing plate 901 is fixedly installed on the outer wall of the sealing door 5, and the threaded rod 902 is fixedly installed on the outer wall of the filtering tank 1. A through hole corresponding to the threaded rod 902 is formed in the edge of the reinforcing plate 901, and the threaded rod 902 passes through the through hole. The fastening nut 903 is threadedly sleeved on the threaded rod 902, and the fastening nut 903 is pressed on the outer wall of the reinforcing plate 901. The threaded rod 902 and the filtering tank 1 are connected together through the fastening nut 903 and the threaded rod 902, and then the sealing door 5 is tightly pressed in the slag outlet 4. When it is necessary to remove the fixation, the fastening nut 903 is unscrewed, and then the reinforcing plate 901 is pulled to drive the sealing door 5 to separate from the slag outlet 4.

[0026] The outer part of the filtering cylinder 6 is slidably sleeved with a mounting ring 10, and the inner side of the mounting ring 10 is fixedly installed with a brush 11. The brush 11 is attached to the outer wall of the filtering cylinder 6. Three mounting rings 10 are arranged, and are respectively located in the three filtering cavities. When the solid in the filtering cavity is cleaned, part of the solid will also be left on the outer wall of the filtering cylinder 6. The solid on the outer wall of the filtering cylinder 6 is brushed off by pulling the mounting ring 10 to drive the brush 11 to slide up and down, so as to avoid the solid from blocking the filtering holes on the filtering cylinder 6.

[0027] A pulling protrusion 12 is fixedly installed at the bottom of the mounting ring 10. Three pulling protrusions 12 are arranged on one mounting ring 10, and the pulling protrusions 12 are hollow. A elastic clamping block 13 is clamped in the pulling protrusion 12. The elastic clamping block 13 extends out of the through slot in the mounting ring 10, and is fixedly installed at the bottom of the layered plate 8. The pulling protrusion 12 is arranged to facilitate the user to pull the mounting ring 10. When it is not necessary to pull, the elastic clamping block 13 is clamped into the pulling protrusion 12 to fix the pulling protrusion 12, and then the mounting ring 10 is fixed. The mounting ring 10 is close to the bottom of the layered plate 8, so as to avoid the solid from accumulating on the mounting ring 10.

[0028] A pressure stabilizing valve 14 is arranged at the top of the filtering tank 1 in communication, which is used to control the stable pressure in the filtering tank 1.

[0029] Working principle: when using, the fermentation liquid is introduced into the shunt pipe 3 from the liquid inlet pipe 2, and then flows into one or two of the three filter cavities, the fermentation liquid is filtered when flowing through the filter cylinder 6, the liquid enters the filter cylinder 6, and then flows into the conical flow guide 7, and finally is discharged from the liquid outlet pipe 701, the solid is left in the filter cavity, after a period of time, one shunt pipe 3 is closed and another shunt pipe 3 is opened, then the sealing door 5 in the filter cavity without fermentation liquid is removed, and the solid in the filter cavity can be taken out, and the filtration of the fermentation liquid can be maintained during the whole operation process.

[0030] Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without making creative labor belong to the range of the utility model protection.

Claims

1. A filtering device for Bacillus subtilis production, comprising a filtering tank (1), a liquid inlet pipe (2), characterized in that: The inner wall of the filter tank (1) is fixedly provided with layered plates (8), the layered plates (8) are provided with three, three layered plates (8) divide the filter tank (1) into three filter cavities and a drying cavity, and the drying cavity is located at the lowermost position in the filter tank (1), the filter tank (1) is internally provided with a filter cartridge (6), the filter cartridge (6) passes through the center of the three layered plates (8), and the filter cartridge (6) is fixedly connected with the layered plates (8), the bottom of the filter cartridge (6) is communicatively provided with a conical flow guide (7), the conical flow guide (7) is located in the drying cavity, and the bottom end of the conical flow guide (7) is provided with a drainage pipe (701) extending out of the filter tank (1); The side of the liquid inlet pipe (2) is communicatively provided with a shunt pipe (3), the shunt pipe (3) is provided with three, and is respectively communicated with the three filter cavities, the communication position of the liquid inlet pipe (2) and the shunt pipe (3) is provided with a valve, the outer wall of the filter tank (1) is provided with a slag outlet (4), the slag outlet (4) is provided with a sealing door (5), the sealing door (5) is connected with the filter tank (1) through a mounting component (9), and the slag outlet (4) is provided with three groups, and is respectively corresponding to the three filter cavities.

2. The filtering device for bacillus subtilis production according to claim 1, characterized in that: The corresponding slag outlet (4) of the filter cavity is three, and two of them are close to the communication position of the shunt pipe (3) and the filter cavity, and the other is away from the communication position of the shunt pipe (3) and the filter cavity.

3. The filtering device for bacillus subtilis production according to claim 1, characterized in that: The mounting component (9) comprises a reinforcing plate (901), a threaded rod (902) and a fastening nut (903), the reinforcing plate (901) is fixedly installed on the outer wall of the sealing door (5), the threaded rod (902) is fixedly installed on the outer wall of the filter tank (1), the edge of the reinforcing plate (901) is provided with a through hole corresponding to the threaded rod (902), the threaded rod (902) passes through the through hole, and the fastening nut (903) is threadedly sleeved on the threaded rod (902), and the fastening nut (903) is pressed on the outer wall of the reinforcing plate (901).

4. The filtering device for bacillus subtilis production according to claim 1, characterized in that: The outer side of the filter cartridge (6) is slidably sleeved with a mounting ring (10), the inner side of the mounting ring (10) is fixedly provided with a brush (11), the brush (11) is attached to the outer wall of the filter cartridge (6), and the mounting ring (10) is provided with three, and is respectively located in the three filter cavities.

5. The filtering device for bacillus subtilis production according to claim 4, characterized in that: The bottom of the mounting ring (10) is fixedly provided with a pulling protrusion (12), the pulling protrusion (12) on one mounting ring (10) is provided with three, and is respectively corresponding to the three slag outlets (4), the pulling protrusion (12) is hollow, the inner side of the pulling protrusion (12) is clamped with an elastic clamping block (13), the elastic clamping block (13) extends out of the through slot on the mounting ring (10), and the elastic clamping block (13) is fixedly installed on the bottom of the layered plate (8).

6. The filtering device for bacillus subtilis production according to claim 1, characterized in that: The top of the filter tank (1) is communicatively provided with a pressure stabilizing valve (14).

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