Thallus recovery device for pantoic acid lactone hydrolysate

Abstract

The utility model discloses a thallus recovery device for pantoic acid lactone hydrolysate, and belongs to the field of recovery equipment. A thallus recovery device for pantoic acid lactone hydrolysate comprises a biological hydrolysis tank, a self-cleaning filter and a clear liquid storage tank, and a water inlet and a pressure gauge are arranged at the top end of the self-cleaning filter; the two sides of the upper end of the self-cleaning filter are respectively provided with a material return port and a plurality of filtering outlets, the two sides of the lower end of the self-cleaning filter are respectively provided with a material inlet and a vent hole, the bottom end of the self-cleaning filter is provided with a residual liquid port, and the residual liquid port is connected with a thallus recovery tank. According to the device, a plate frame filter is replaced by a self-cleaning filter, so that the automation is high, the labor cost is saved, the automation of production is realized, the working efficiency is improved, the equipment structure is simple, the production cost is reduced, the operation is simple, and the continuity and safety of production are ensured.

Description

Technical Field

[0001] The utility model belongs to the field of recycling equipment, and in particular relates to a bacterial cell recycling device for pantolactone hydrolyzate. Background Art

[0002] The filter used in the existing cell recovery device of pantolactone hydrolyzate is a plate-and-frame filter. The feed port of the plate-and-frame filter is easily blocked, the filter cake is not easy to take out, and it cannot be operated continuously. The amount of pantolactone hydrolyzate to be processed is small, the equipment working pressure is low, the ordinary material square plate used is not pressure-resistant and easy to break, the filter cloth consumption is large, and the plate-and-frame is difficult to be unattended. The filter cloth often needs to be manually cleaned and has a strong smell. At the same time, the plate-and-frame filter press also needs to be guarded by a special person, has poor automation, many moving parts, is unstable, difficult to maintain, and is relatively complicated to operate. It must be managed by a special person, has a short service life, and cannot be operated continuously, and has low production efficiency. Therefore, it is necessary to find a novel cell recovery device for pantolactone hydrolyzate to solve the cell recovery problem.

[0003] Currently, no effective solution to the above problems has been found. Summary of the invention

[0004] The technical problem to be solved by the utility model is to propose a cell recovery device for pantolactone hydrolyzate in view of the above shortcomings, improve the problems of low cell recovery efficiency and poor quality, ensure the quality of recovered cells, and realize the continuity and automation of production.

[0005] In order to solve the above technical problems, the utility model is a cell recovery device for pantolactone hydrolyzate, comprising a biological hydrolysis tank, a self-cleaning filter and a clear liquid storage tank, wherein the top of the self-cleaning filter is provided with a water inlet and a pressure gauge;

[0006] A return port and a plurality of filter outlets are provided on both sides of the upper end of the self-cleaning filter, a feed port and an air vent are provided on both sides of the lower end of the self-cleaning filter, a residual liquid port is provided at the bottom end of the self-cleaning filter, and the residual liquid port is connected to a bacterial recovery tank. The self-cleaning filter is arranged between the biological hydrolysis tank and the clear liquid storage tank, a hydrolyzate pump is provided between the self-cleaning filter and the biological hydrolysis tank, and a safety filter is provided between the self-cleaning filter and the clear liquid storage tank.

[0007] Furthermore, a first reflux port and a second reflux port are provided at the top of the biological hydrolysis tank, and a first discharge port is provided at the bottom of the biological hydrolysis tank.

[0008] Furthermore, the first discharge port is connected to the feed port of the hydrolyzate pump, the discharge port of the hydrolyzate pump is connected to the feed port of the self-cleaning filter, and the discharge port of the hydrolyzate pump is also connected to the second reflux port of the biological hydrolysis tank.

[0009] A feed valve is arranged on the pipeline between the hydrolyzate pump and the self-cleaning filter.

[0010] Furthermore, the plurality of filter outlets of the self-cleaning filter are respectively connected to discharge pipelines, the discharge pipelines are provided with discharge pipe valves, and the discharge ports of the discharge pipelines are also connected to initial reflux valves.

[0011] Furthermore, a first compressed air pipeline, a first purified water pipeline and a hot water pipeline are sequentially connected between the discharge port of the discharge pipeline and the feed port of the initial reflux valve.

[0012] The discharge port of the initial reflux valve is communicated with the first reflux port of the biological hydrolysis tank.

[0013] The discharge port of the initial reflux valve is also connected to the return port of the self-cleaning filter, wherein a tuning fork level gauge and a reflux valve are sequentially arranged on the pipeline close to the return port of the self-cleaning filter.

[0014] Further,

[0015] The feed port of the clear liquid discharge valve is connected to the discharge pipe of the self-cleaning filter in parallel with the pipe line, the discharge port of the clear liquid discharge valve is connected to the feed port of the safety filter, and the discharge port of the safety filter is connected to the feed port of the clear liquid storage tank.

[0016] Furthermore, the return port of the self-cleaning filter is connected to a second compressed air pipeline, and a second air inlet valve is provided on the second compressed air pipeline.

[0017] Furthermore, the water inlet at the top of the self-cleaning filter is connected to a second purified water pipeline, and the second purified water pipeline is provided with a second water purification valve.

[0018] The air vent at the bottom end of the self-cleaning filter is connected to a third compressed air pipeline, and a third air inlet valve is arranged on the third compressed air pipeline.

[0019] Furthermore, the first compressed air pipeline is provided with a first air intake valve, the first purified water pipeline is provided with a first water purification valve, and the hot water pipeline is provided with a hot water valve.

[0020] A filter bottom valve is provided on the pipeline between the self-cleaning filter and the bacterial recovery tank;

[0021] The residual liquid port is communicated with the first reflux port, and a residual liquid valve is arranged on the pipeline between the residual liquid port and the first reflux port.

[0022] The utility model adopts the above technical solution, and has the following advantages compared with the prior art:

[0023] 1. This device replaces the plate and frame filter with a self-cleaning filter, which has strong automation, saves labor costs, realizes production automation, and improves work efficiency.

[0024] 2. The device has a simple structure, reduces production costs, is easy to operate, and ensures the continuity and safety of production. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Attached Figure 1 It is a schematic diagram of the structure of a bacterial cell recovery device for pantolactone hydrolyzate in an embodiment of the utility model;

[0026] Figure 1 In the figure, 1-biological hydrolysis tank, 11-first reflux port, 12-second reflux port, 13-first discharge port, 2-self-cleaning filter, 201-water inlet, 202-return port, 203-filter outlet, 204-feed port, 205-air vent, 206-residual liquid port, 21-initial reflux valve, 22-clear liquid discharge valve, 23-first compressed air pipeline, 231-first air inlet valve, 24-first purified water pipeline, 241-first clean water valve, 25-hot water pipeline, 251-hot water valve, 26-second compressed air pipeline, 261-second air inlet valve, 27-third compressed air pipeline, 271-third air inlet valve, 28-second purified water pipeline, 281-second clean water valve, 3-bacteria recovery tank, 4-safety filter, 5-clear liquid storage tank, 6-hydrolyzed liquid pump. DETAILED DESCRIPTION

[0027] In order to have a clearer understanding of the technical features, purposes and effects of the utility model, the specific implementation methods of the utility model are now described with reference to the accompanying drawings. Those skilled in the art should understand that the following does not constitute a limitation on the protection scope of the utility model.

[0028] Examples, such as Figure 1 As shown, a cell recovery device for pantolactone hydrolyzate includes a biological hydrolysis tank 1, a self-cleaning filter 2 and a clear liquid storage tank 5. The top of the self-cleaning filter 2 is provided with a water inlet 201 and a pressure gauge.

[0029] A return port 202 and 13 filter outlets 203 are respectively provided on both sides of the upper end of the self-cleaning filter 2; a feed port 204 and a vent 205 are respectively provided on both sides of the lower end of the self-cleaning filter 2; a residual liquid port 206 is provided at the bottom end of the self-cleaning filter 2, and the residual liquid port 206 is connected to a bacterial recovery tank.

[0030] The self-cleaning filter 2 is arranged between the biological hydrolysis tank 1 and the clear liquid storage tank 5 ; a hydrolyzate pump 6 is arranged between the self-cleaning filter 2 and the biological hydrolysis tank 1 ; and a safety filter 4 is arranged between the self-cleaning filter 2 and the clear liquid storage tank 5 .

[0031] A first reflux port 11 and a second reflux port 12 are provided at the top of the biohydrolysis tank 1 , and a first discharge port 13 is provided at the bottom of the biohydrolysis tank 1 .

[0032] The first discharge port 13 is connected to the feed port of the hydrolyzate pump 6, the discharge port of the hydrolyzate pump 6 is connected to the feed port 204 of the self-cleaning filter 2, and the discharge port of the hydrolyzate pump 6 is also connected to the second reflux port 12 of the biological hydrolysis tank 1;

[0033] A feed valve is provided on the pipeline between the hydrolyzate pump 6 and the self-cleaning filter 2 .

[0034] The 13 filter outlets 203 of the self-cleaning filter 2 are respectively connected to discharge pipelines, and discharge pipeline valves are arranged on the discharge pipelines. The discharge ports of the 13 discharge pipelines are also connected to initial reflux valves 21 .

[0035] The first compressed air pipeline 23, the first purified water pipeline 24 and the hot water pipeline 25 are sequentially connected between the discharge port of the discharge pipeline and the feed port of the initial reflux valve 21.

[0036] The discharge port of the initial reflux valve 21 is communicated with the first reflux port 11 of the biological hydrolysis tank.

[0037] The discharge port of the initial reflux valve 21 is also connected to the return port 202 of the self-cleaning filter 2 , wherein a tuning fork level gauge and a reflux valve are sequentially arranged on the pipeline close to the return port 202 of the self-cleaning filter 2 .

[0038] A clear liquid discharge valve 22 is provided on the pipeline between the self-cleaning filter 2 and the safety filter 4 ; the discharge port of the clear liquid discharge valve 22 is connected to the feed port of the safety filter 4 , and the discharge port of the safety filter 4 is connected to the feed port of the clear liquid storage tank 5 .

[0039] The return port 202 of the self-cleaning filter 2 is connected to a second compressed air pipeline 26 , and a second air inlet valve 261 is provided on the second compressed air pipeline 26 .

[0040] The water inlet 201 at the top of the self-cleaning filter 2 is connected to a second purified water pipeline 28 , and the second purified water pipeline 28 is provided with a second water purification valve 281 .

[0041] The air vent 205 at the bottom end of the self-cleaning filter 2 is connected to a third compressed air pipeline 27 ; a third air inlet valve 271 is provided on the third compressed air pipeline 27 .

[0042] The first compressed air pipeline 23 is provided with a first air inlet valve 231 , the first purified water pipeline 24 is provided with a first purified water valve 241 ; and the hot water pipeline 25 is provided with a hot water valve 251 .

[0043] A filter bottom valve is provided on the pipeline between the self-cleaning filter 2 and the bacterial cell recovery tank 3 .

[0044] The residual liquid port 206 is communicated with the first reflux port 11 , and a residual liquid valve is provided on the pipeline between the residual liquid port 206 and the first reflux port 11 .

[0045] The working principle of the utility model is as follows:

[0046] First, the pantolactone hydrolyzate is filtered. When the pantolactone hydrolyzate in the biological hydrolysis tank 1 reaches the discharge condition, the feed valve and the reflux valve are opened, and the hydrolyzate pump 6 is started to pump the pantolactone hydrolyzate into the self-cleaning filter 2. When the tuning fork level gauge shows the liquid level, the reflux valve is automatically closed, and the initial reflux valve 21 is started to reflux for 5 minutes. During this period, the discharge pipe sight glass is observed, and after confirming that the discharge is clear, the clear liquid discharge valve 22 is started. The clear liquid of the filtered pantolactone hydrolyzate flows into the hydrolysis clear liquid storage tank 5 through the insurance filter 4. The pantolactone hydrolyzate is filtered normally. When the tuning fork level gauge shows that the position is empty, the hydrolyzate pump 6 and the feed valve are chained and closed, and the filtration of the pantolactone hydrolyzate is completed.

[0047] Secondly, start the automatic cleaning system to clean the filter cloths of the 13 discharge pipes. When the pressure gauge on the self-cleaning filter 2 shows that the pressure drops to 0.05MPa, close the clear liquid discharge valve 22, start the residual liquid valve, start the second compressed air inlet valve 261, and press the pantolactone hydrolyzate in the self-cleaning filter 2 back into the biological hydrolysis tank 1. When the tuning fork level gauge shows empty, the residual liquid recovery of the system's pantolactone hydrolyzate is completed, close the second compressed air inlet valve 261, and when the pressure gauge shows that the pressure drops to 0.01MPa, close the residual liquid valve. Open the bottom valve of the filter, close the 2nd to 13th discharge pipe valves of the self-cleaning filter 2, open the first purified water pipeline 241, hold for 10 seconds, then close the first clean water valve 241, start the first air inlet valve 231, hold for 10 seconds and then close, the first discharge pipe filter cloth is cleaned, close the first discharge pipe valve of the filter filter 2, then open the second discharge pipe valve, open the first purified water pipeline 241, hold for 10 seconds and then close the first purified water pipeline 241, start the first air inlet valve 231, hold for 10 seconds and then close, the second filter discharge pipe is cleaned, and close the second discharge pipe valve. Repeat this operation in sequence to complete the cleaning of the filter cloths of the 3rd to 13th discharge pipes.

[0048] The above is an example of the best implementation of the utility model, and the parts not described in detail are common knowledge of ordinary technicians in this field. The protection scope of the utility model is based on the content of the claims, and any equivalent transformation based on the technical inspiration of the utility model is also within the protection scope of the utility model.

Claims

1. A cell recovery device for pantolactone hydrolyzate, comprising a biological hydrolysis tank (1), a self-cleaning filter (2) and a clear liquid storage tank (5), characterized in that: The top of the self-cleaning filter (2) is provided with a water inlet (201) and a pressure gauge; The self-cleaning filter (2) is provided with a return port (202) and a plurality of filter outlets (203) on both sides of the upper end thereof; A feed inlet (204) and a vent hole (205) are respectively provided on both sides of the lower end of the self-cleaning filter (2); The bottom end of the self-cleaning filter (2) is provided with a residual liquid outlet (206), and the residual liquid outlet (206) is connected to a bacterial cell recovery tank (3); The self-cleaning filter (2) is arranged between the biological hydrolysis tank (1) and the clear liquid storage tank (5); A hydrolyzate pump (6) is provided between the self-cleaning filter (2) and the biological hydrolysis tank (1); A safety filter (4) is provided between the self-cleaning filter (2) and the clear liquid storage tank (5).

2. The cell recovery device for pantolactone hydrolyzate according to claim 1, characterized in that: The top end of the biological hydrolysis tank (1) is provided with a first reflux port (11) and a second reflux port (12), and the bottom end of the biological hydrolysis tank (1) is provided with a first discharge port (13).

3. A cell recovery device for pantolactone hydrolyzate according to claim 2, characterized in that: The first discharge port (13) is connected to the feed port of the hydrolyzate pump (6), the discharge port of the hydrolyzate pump (6) is connected to the feed port (204) of the self-cleaning filter (2), and the discharge port of the hydrolyzate pump (6) is also connected to the second reflux port (12) of the biological hydrolysis tank (1); A feed valve is provided on the pipeline between the hydrolyzate pump (6) and the self-cleaning filter (2).

4. The cell recovery device for pantolactone hydrolyzate according to claim 1, characterized in that: The plurality of filter outlets (203) of the self-cleaning filter (2) are respectively connected to discharge pipelines, and the discharge pipelines are provided with discharge pipe valves; The discharge port of the discharge pipeline is connected to an initial reflux valve (21).

5. A cell recovery device for pantolactone hydrolyzate according to claim 4, characterized in that: A first compressed air pipeline (23), a first purified water pipeline (24) and a hot water pipeline (25) are sequentially connected between the discharge port of the discharge pipeline and the feed port of the initial reflux valve (21); The discharge port of the initial reflux valve (21) is connected to the first reflux port (11) of the biological hydrolysis tank; The discharge port of the initial reflux valve (21) is also connected to the return port (202) of the self-cleaning filter (2), wherein a tuning fork level gauge and a reflux valve are sequentially arranged on a pipeline close to the return port (202) of the self-cleaning filter (2).

6. The cell recovery device for pantolactone hydrolyzate according to claim 5, characterized in that: A clear liquid discharge valve (22) is provided on the pipeline between the self-cleaning filter (2) and the safety filter (4); The feed port of the clear liquid discharge valve (22) is connected to the discharge pipe of the self-cleaning filter (2) in parallel with the pipe line, the discharge port of the clear liquid discharge valve (22) is connected to the feed port of the safety filter (4), and the discharge port of the safety filter (4) is connected to the feed port of the clear liquid storage tank (5).

7. The cell recovery device for pantolactone hydrolyzate according to claim 5, characterized in that: The return port (202) of the self-cleaning filter (2) is connected to a second compressed air pipeline (26); The second compressed air pipeline (26) is provided with a second air intake valve (261).

8. The cell recovery device for pantolactone hydrolyzate according to claim 1, characterized in that: The water inlet (201) at the top of the self-cleaning filter (2) is connected to a second purified water pipeline (28), and the second purified water pipeline (28) is provided with a second water purification valve (281); The vent hole (205) at the bottom end of the self-cleaning filter (2) is connected to a third compressed air pipeline (27); and a third air intake valve (271) is provided on the third compressed air pipeline (27).

9. The cell recovery device for pantolactone hydrolyzate according to claim 5, characterized in that: The first compressed air pipeline (23) is provided with a first air inlet valve (231); the first purified water pipeline (24) is provided with a first purified water valve (241); the hot water pipeline (25) is provided with a hot water valve (251); A filter bottom valve is provided on the pipeline between the self-cleaning filter (2) and the bacterial cell recovery tank (3); The residual liquid port (206) is in communication with the first reflux port (11), and a residual liquid valve is provided on the pipeline between the residual liquid port (206) and the first reflux port (11).

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