Lutein extract desolventizing device
By introducing a gas trap and a stainless steel fixing mesh into the lutein extract desolvation unit, the problem of malfunctions caused by volatiles entering the compressor was solved, achieving more efficient production.
Patent Information
- Application Number
- CN202520355937.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-03
- Publication Date
- 2026-01-16
- Estimated Expiration
- 2035-03-03
AI Technical Summary
During the desolventizing process of lutein extract, suspended matter in the volatile components enters the desolventizing compressor, causing frequent malfunctions and affecting production efficiency.
A gas capture device is used, including a gas capture tank, a fixed mesh, and a polyester fiber filling layer, to filter volatiles and prevent them from entering the compressor. Combined with the stainless steel fixed mesh and polyester fiber filling layer, the amount of volatiles entering the compressor is reduced.
It effectively prevents volatiles from entering the compressor, reduces the frequency of failures, improves production efficiency, and simplifies the maintenance process.
Smart Images
Figure CN223800086U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of lutein extract desolventizing, and particularly relates to a lutein extract desolventizing device. BACKGROUND
[0002] The lutein extract is a semi-fluid paste obtained after subcritical low-temperature extraction of marigold granules. During the lutein extract desolventizing process, the compressor is blocked every 48 hours of work, and the compressor needs to be disassembled for repair, which causes the production to be unable to proceed normally. During the lutein extract desolventizing process, in order to reduce the volatile components in the extract, the splashing of the extract into the desolventizing tank, the splashing of the lutein extract during circulation, and other volatile components under the high-vacuum state are all carried into the desolventizing tank with the gas solvent, enter the vacuum pump through the buffer tank, and since the intake and exhaust of the vacuum pump are separated from the lubricating oil, the misty splashing of part of the extract reaches the smoke point under the temperature of 60-80 DEG C of the piston of the vacuum pump, is dried into black powder, and enters the compressor through the buffer tank with the solvent gas. Since the air inlet of the compressor is in the oil chamber and contacts the lubricating oil of the piston, the lutein extract is adsorbed in the piston and the inlet and outlet valve group of the compressor, and when the adsorption amount is more and more, the piston oil ring is stuck, the inlet and outlet valve pieces are blocked, and the compressor fails to operate normally. Therefore, a lutein extract desolventizing device is provided. SUMMARY
[0003] The utility model discloses a lutein extract desolventizing device, and solves the problem that the suspended solids in the volatile components in the lutein extract enter the desolventizing compressor, thereby causing frequent failures of the desolventizing compressor.
[0004] To solve the above technical problems, the utility model adopts the following technical scheme:
[0005] A lutein extract desolventizing device comprises a gas trapping device, an air inlet pipe, a hand hole, a vent pipe, a blowdown pipe, a sight glass observation port, a fixed net and a polyester fiber filler layer.
[0006] The gas trapping device is provided in the form of a tank body structure, the lower part of one side wall of the gas trapping device is provided with the air inlet pipe, the upper part of the other side wall of the gas trapping device is provided with the hand hole, the upper part of the gas trapping device is provided with the vent pipe, the top of the gas trapping device is provided with an air outlet pipe, the lower part of the gas trapping device is provided with the blowdown pipe, and the upper part of the gas trapping device at the side wall of the air inlet pipe is provided with the sight glass observation port.
[0007] The gas trapping device is internally provided with two layers of fixed nets, and the polyester fiber filler layer is arranged between the fixed nets.
[0008] Further, the fixed nets are made of stainless steel, and the mesh number of the fixed nets is 4.
[0009] Further, the device further comprises a desolventizing tank, a first buffer tank, a desolventizing vacuum pump, a second buffer tank and a desolventizing compressor.
[0010] The desolventizing tank, the first buffer tank, the desolventizing vacuum pump, the gas trapping device, the second buffer tank and the desolventizing compressor are connected through pipelines, and the output end of the desolventizing compressor is connected with an output pipe.
[0011] Further, the desolventizing tank, the first buffer tank, the gas trapping device and the second buffer tank are all provided with pressure gauges.
[0012] Valves are arranged on the hand hole and the vent pipe.
[0013] Further, the desolventizing tank is provided with a feeding pipe at the upper portion, the feeding pipe is connected with a distribution pipe at the lower portion, the distribution pipe is arranged in the desolventizing tank, and the distribution pipe is connected with a distribution disc at the lower portion.
[0014] Further, the desolventizing tank is provided with a jacket at the lower portion, the jacket is arranged in a cavity structure, a water outlet pipe is arranged at the upper portion of one side of the jacket, a water inlet pipe is arranged at the lower portion of the jacket, and valves are arranged on the water outlet pipe and the water inlet pipe.
[0015] Further, the desolventizing tank is provided with a discharging pipe at the bottom portion, the discharging pipe extends through the jacket, and a second control valve is arranged on the discharging pipe.
[0016] Further, the desolventizing tank, the first buffer tank, the gas trapping device and the second buffer tank are all made of stainless steel.
[0017] Compared with the prior art, the device has at least one of the following beneficial effects:
[0018] (1) The lute extract is added in the desolventizing tank to remove residual solvents and other volatile components in the extract, and volatilization is carried out under heating conditions; the desolventizing vacuum pump extracts vacuum from the desolventizing tank through the first buffer tank; the exhaust of the desolventizing vacuum pump is transported to the desolventizing compressor through the second buffer tank, and then the solvents are compressed and condensed to be recovered.
[0019] (2) The device increases the gas trapping device at the outlet of the desolventizing vacuum pump, traps other volatile substances in the lute extract that volatilize with the solvents, prevents these volatile substances from entering the compressor to cause failure of the desolventizing compressor, reduces the desolventizing time, and improves the production efficiency.
[0020] (3) The gas trapping device compares the front and rear pressure gauges, or observes through the sight glass to judge the pollution of the polyester fiber filler. The gas trapping device is provided with a hand hole, the valve of the hand hole is closed when the polyester fiber filler is polluted, the polyester fiber filler can be quickly replaced, and the normal production is not affected.
[0021] (4) the fixed net of the device is selected to be stainless steel material, the mesh number of the fixed net is 4 meshes, which plays a role in fixing the polyester fiber filler and reducing falling, and also enables the gas to pass through the fixed net and the polyester fiber filler. BRIEF DESCRIPTION OF DRAWINGS
[0022] Figure 1 It is a structure schematic view of the utility model.
[0023] Figure 2 It is a structure schematic view of the gas trapping device.
[0024] Figure 3 It is a sectional view of the gas trapping device.
[0025] Figure 4 It is a sectional view of the desolventizing tank.
[0026] In the drawing: 1-desolventizing tank, 2-first buffer tank, 3-desolventizing vacuum pump, 4-gas trapping device, 5-second buffer tank, 6-desolventizing compressor, 7-pipeline, 8-control valve, 9-gas inlet pipe, 10-hand hole, 11-vent pipe, 12-gas outlet pipe, 13-view mirror observation port, 14-fixed net, 15-polyester fiber filler layer, 16-pressure gauge, 17-feeding pipe, 18-distributing pipe, 19-distributing disc, 20-jacket, 21-water outlet pipe, 22-water inlet pipe, 23-discharge pipe, 24-second control valve, 25-output pipe, 26-drain pipe. DETAILED DESCRIPTION
[0027] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the following will be further described in detail by combining with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model, and are not used to limit the utility model.
[0028] Example 1
[0029] A lutein extract desolventizing device, comprising: a desolventizing tank 1, a first buffer tank 2, a desolventizing vacuum pump 3, a gas trapping device 4, a second buffer tank 5, a desolventizing compressor 6, a pipeline 7, a control valve 8, a gas inlet pipe 9, a hand hole 10, a vent pipe 11, a gas outlet pipe 12, a view mirror observation port 13, a fixed net 14, a polyester fiber filler layer 15, a pressure gauge 16, a feeding pipe 17, a distributing pipe 18, a distributing disc 19, a jacket 20, a water outlet pipe 21, a water inlet pipe 22, a discharge pipe 23, a second control valve 24, an output pipe 25.
[0030] The desolventizing tank 1, the first buffer tank 2, the desolventizing vacuum pump 3, the gas trapping device 4, the second buffer tank 5 and the desolventizing compressor 6 are connected through the pipeline 7, the output end of the desolventizing compressor 6 is connected with the output pipe 25, and the pipeline 7 and the output pipe 25 are both provided with the control valve 8.
[0031] The gas trapping device 4 is provided as a tank structure, one side wall of the gas trapping device 4 is provided with an air inlet pipe 9 at the lower part, and the other side wall of the gas trapping device 4 is provided with a hand hole 10 at the upper part, the gas trapping device 4 is provided with a vent pipe 11 at the upper part, the gas trapping device 4 is provided with an air outlet pipe 12 at the top, the gas trapping device 4 is provided with a blowdown pipe 26 at the lower part, the gas trapping device 4 is provided with a sight glass observation port 13 at the upper part of the side wall of the air inlet pipe 9, and the gas trapping device 4 is provided with two layers of fixed nets 14 inside. The polyester fiber filler layer 15 is arranged between the fixed nets 14, and the filler of the polyester fiber filler layer 15 is polyester fiber. The fixed nets 14 are selected to be stainless steel material, and the mesh number of the fixed nets 14 is 4 meshes.
[0032] The materials of the desolventizing tank 1, the first buffer tank 2, the gas trapping device 4, and the second buffer tank 5 are all selected to be stainless steel material, and the desolventizing tank 1, the first buffer tank 2, the gas trapping device 4, and the second buffer tank 5 are all provided with pressure gauges 16. The hand hole 10 and the vent pipe 11 are provided with valves.
[0033] The desolventizing tank 1 is provided with a feeding pipe 17 at the upper part, the feeding pipe 17 is connected with a distribution pipe 18 at the lower part, the distribution pipe 18 is arranged in the desolventizing tank 1, and the distribution pipe 18 is connected with a distribution disc 19 at the lower part. The desolventizing tank 1 is provided with a jacket 20 at the lower part outside, the jacket 20 is provided as a cavity structure, the jacket 20 is provided with a water outlet pipe 21 at one side and at the upper part, the jacket 20 is provided with a water inlet pipe 22 at the lower part, and the water outlet pipe 21 and the water inlet pipe 22 are provided with valves.
[0034] The desolventizing tank 1 is provided with a discharge pipe 23 at the bottom, the discharge pipe 23 extends through the jacket 20, and the discharge pipe 23 is provided with a second control valve 24.
[0035] Working process: During the lutein extract desolventizing process, the raw material in the desolventizing tank 1 is lutein extract to remove residual solvents and other volatile components in the extract. The raw material enters the distribution pipe 18 through the feeding pipe 17 and is output by the distribution disc 19. The distribution disc 19 is provided as a cavity structure, and the lower part of the distribution disc 19 is uniformly provided with discharge ports, so as to facilitate the dispersion of the raw material into the desolventizing tank 1.
[0036] The desolventizing tank 1 is provided with a jacket 20 at the lower part, hot water enters the jacket 20 through the water inlet pipe 22 and is output by the water outlet pipe 21, the jacket 20 is heated, the medium is water, the temperature of the water is set at about 52℃, and the raw material in the desolventizing tank 1 is heated. Under the action of the desolventizing vacuum pump 3, the raw material in the desolventizing tank 1 volatilizes under the action of heating, and is sequentially condensed by the first buffer tank 2, the gas trapping device 4, the second buffer tank 5, and the desolventizing compressor 6 through the pipeline 7, and is recovered after condensation.
[0037] The volatile gas enters through the gas inlet pipe 9 of the gas trapping device 4, is filtered through the polyester fiber filler layer 15 arranged between the fixed net 14, the clean solvent gas is filtered out and output by the gas outlet pipe 12, the polyester fiber filler is filled in the polyester fiber filler layer 15, the polyester fiber filler layer 15 filters the volatile gas passing through, the fixed net 14 is selected to be stainless steel material, and the mesh number of the fixed net 14 is 4 meshes, so that other volatile matters and suspended matters can be intercepted. The fixed net 14 plays a filtering role on the gas, reduces the volatile matters in the flavonoid extract entering the desolventizing compressor, and causes the desolventizing compressor to frequently malfunction, thereby reducing the desolventizing time and improving the production efficiency.
[0038] The gas trapping device 4 observes the pressure difference before and after filtering through the pressure gauge 16 or observes through the sight glass observation port 13 to judge the pollution of the polyester fiber filler, and judges whether the polyester fiber filler filled in the fixed net 14 needs to be replaced. When the polyester fiber filler needs to be replaced, the valve of the hand hole 10 is opened, and the polyester fiber filler is replaced. The substances not passing through the fixed net 14 can be output through the blowdown pipe 26. The vent pipe 11 is opened according to the need, and is used for pressure relief of the tank structure of the gas trapping device 4.
[0039] The desolventizing tank 1, the first buffer tank 2, the gas trapping device 4 and the second buffer tank 5 are all provided with the pressure gauge 16, so that the pressure can be monitored.
[0040] The desolventizing tank 1 is provided with the discharge pipe 23 at the bottom, so that the substances in the desolventizing tank 1 can be discharged.
[0041] Although the utility model is described herein with reference to a plurality of explanatory embodiments of the utility model, it should be understood that a person skilled in the art can design many other modifications and embodiments, which will fall within the scope and spirit of the principles disclosed in the application. More specifically, within the scope of the disclosure, drawings and claims, various modifications and improvements can be made to the constituent components and / or layout of the subject combination layout. In addition to the modifications and improvements to the constituent components and / or layout, other uses will be apparent to those skilled in the art.
Claims
1. A device for desolubilizing a lutein extract, characterized in that it comprises: It includes: Gas capture device (4), air inlet pipe (9), hand hole (10), vent pipe (11), air outlet pipe (12), sight observation port (13), fixed net (14), polyester fiber filler layer (15), blowdown pipe (26); The gas capture device (4) is provided as a tank structure, the gas capture device (4) is provided with an air inlet pipe (9) at the lower part of one side wall, the gas capture device (4) is provided with a hand hole (10) at the upper part of the other side wall, the gas capture device (4) is provided with a vent pipe (11) at the upper part, the gas capture device (4) is provided with an air outlet pipe (12) at the top, the gas capture device (4) is provided with a blowdown pipe (26) at the lower part, the gas capture device (4) is provided with a sight observation port (13) at the side wall of the air inlet pipe (9); The gas capture device (4) is provided with two layers of fixed nets (14) inside, and the polyester fiber filler layer (15) is arranged between the fixed nets (14).
2. The lutein extract desolventizing device according to claim 1, characterized in that: The fixed net (14) is selected to be stainless steel material, and the mesh number of the fixed net (14) is 4 meshes.
3. The lutein extract desolventizing device according to claim 1, characterized in that: The device further includes: a desolventizing tank (1), a first buffer tank (2), a desolventizing vacuum pump (3), a second buffer tank (5), a desolventizing compressor (6); the desolventizing tank (1), the first buffer tank (2), the desolventizing vacuum pump (3), the gas capture device (4), the second buffer tank (5), and the desolventizing compressor (6) are connected through pipelines (7), and the output end of the desolventizing compressor (6) is connected with an output pipe (25). The pipelines (7) and the output pipe (25) are both provided with control valves (8).
4. The lutein extract desolventizing device according to claim 3, characterized in that: The desolventizing tank (1), the first buffer tank (2), the gas capture device (4), and the second buffer tank (5) are all provided with pressure gauges (16); The hand hole (10) and the vent pipe (11) are provided with valves.
5. The lutein extract desolventizing device according to claim 3, characterized in that: The desolventizing tank (1) is provided with a feeding pipe (17) at the upper part, the feeding pipe (17) is connected with a distribution pipe (18) at the lower part, the distribution pipe (18) is arranged in the desolventizing tank (1), and the distribution pipe (18) is connected with a distribution disc (19) at the lower part.
6. The lutein extract desolventizing device according to claim 3, characterized in that: The desolventizing tank (1) is provided with a jacket (20) outside the lower part, the jacket (20) is provided as a hollow structure, the jacket (20) is provided with a water outlet pipe (21) at one side and upper part, and the jacket (20) is provided with a water inlet pipe (22) at the lower part. The water outlet pipe (21) and the water inlet pipe (22) are provided with valves.
7. The lutein extract desolventizing device according to claim 3, characterized in that: The desolventizing tank (1) is provided with a discharge pipe (23) at the bottom, the discharge pipe (23) extends through the jacket (20), and the discharge pipe (23) is provided with a second control valve (24).
8. The lutein extract desolventizing device according to claim 3, characterized in that: The materials of the desolventizing tank (1), the first buffer tank (2), the gas capture device (4), and the second buffer tank (5) are all selected to be stainless steel material.