CN211384576U - Temperature-controllable high-pressure liquid enzyme on-line feeding system - Google Patents
Temperature-controllable high-pressure liquid enzyme on-line feeding system Download PDFInfo
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- CN211384576U CN211384576U CN201921893195.1U CN201921893195U CN211384576U CN 211384576 U CN211384576 U CN 211384576U CN 201921893195 U CN201921893195 U CN 201921893195U CN 211384576 U CN211384576 U CN 211384576U
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Abstract
The utility model provides a temperature-controllable high-pressure liquid enzyme on-line flow-adding system, which comprises a plate heat exchanger, a pressurizing buffer tank and an emulsion paste mixed flow-adding pipeline system; the utility model has simple structure, the convection heating of the liquid enzyme of the material is carried out in advance through the plate heat exchanger, and the heating is carried out through the steam jacket of the pressurizing buffer tank, the temperature of the fluid can be stabilized at about 65 ℃ rapidly, the heating time of the material is effectively shortened, the heating efficiency is improved, and the time for maintaining the enzyme preparation at high temperature is reduced; the system can add required liquid enzyme materials into the pressurizing buffer tank for standby at one time according to production batches, and the flow rate can be effectively controlled through the pneumatic valve and the flowmeter; the feeding process is completed by pressure difference, so that the material countercurrent phenomenon caused by pressure fluctuation can be effectively prevented; the material temperature in the system is close to the temperature of the fed materials, so that the adverse phenomena of early solidification of partial materials, uneven mixing of the materials and the like caused by quenching are avoided.
Description
Technical Field
The utility model belongs to the technical field of high temperature tube way feeding technique and specifically relates to a high-pressure liquid enzyme on-line flow of controllable temperature adds system.
Background
Because the emulsion paste is an emulsion mixing system containing various water-oil phase materials, the control of the solidification point of the emulsion paste determines whether the materials are stably and uniformly distributed in the phase change process of solidifying the emulsion paste from a liquid state to a paste state, and the solidification point of the emulsion paste is between 50 and 60 ℃ generally.
In addition, in the production process, the enzyme preparation is generally added as a liquid material, the temperature has a large influence on the activity of the enzyme preparation, generally speaking, the enzyme preparation is easily inactivated when the temperature is too high, and the enzyme preparation is added when the temperature is too low (lower than the freezing point), so that the local solidification of the emulsion paste system is caused, and the uniformity and the stability of the system are influenced. In addition, because the mixing pipeline in the emulsion paste production line is a process of slowly solidifying liquid into paste solid, the internal pressure of the pipeline is usually higher and can reach 0.6mpa, and the feeding mode needs to be carried out by a high-pressure feeding system or equipment.
Among the prior art, high pressure pipeline's feeding mode generally adopts the mode with the diaphragm pump to go on, but, the feeding mode of diaphragm pump belongs to the feeding of intermittent type formula, is difficult to realize the requirement of continuous feed under the high pressure environment, and in addition, the diaphragm pump is difficult to realize the accurate control to material temperature.
Disclosure of Invention
The utility model provides a not enough to prior art, the utility model provides a high-pressure liquid enzyme of controllable temperature flows on line and adds system, this system simple structure, and feeding pressure and temperature in the accurate control pipeline, guarantees going on smoothly of feeding.
The technical scheme of the utility model is that: a temperature-controllable high-pressure liquid enzyme on-line feeding system comprises a plate heat exchanger, a pressurizing buffer tank and an emulsified paste mixed feeding pipeline system, wherein the plate heat exchanger is communicated with the pressurizing buffer tank through a pipeline, a compressed air inlet and an electric pressure reducing valve are arranged at the upper end of the pressurizing buffer tank, and the pressure in the pressurizing buffer tank is adjusted through the compressed air inlet and the electric pressure reducing valve; the lower end of the pressurizing buffer tank is communicated with an emulsion paste mixed feeding pipeline system;
the liquid enzyme preparation flows in from a storage tank, enters a plate heat exchanger through a pipeline to raise the temperature to 65 ℃, is added into a pressurizing buffer tank, is pressurized by the pressurizing buffer tank, and then flows into an emulsifying paste mixing flow-adding pipeline system;
the outside of the pressurizing buffer tank is also wrapped with a steam jacket, and the temperature in the pressurizing buffer tank body is maintained at 65 ℃ by filling steam into the steam jacket;
and the pressure in the tank body of the pressurizing buffer tank is slightly larger than the pressure in the emulsified paste mixing and feeding pipeline system, the pressure in the pressurizing buffer tank is 0.62-0.65mpa, and the pressure in the emulsified paste mixing and feeding pipeline system is 0.55-0.58 mpa.
Preferably, a feeding one-way valve is further arranged on a pipeline between the plate heat exchanger and the pressurizing buffer tank; the feeding one-way valve can effectively prevent the backflow phenomenon of the fluid caused by high pressure.
Preferably, the pressurizing buffer tank is made of pressure-resistant stainless steel.
Preferably, the compressed air inlet is communicated with an air compressor through a pipeline, and the pipeline is further provided with a compressed air regulating valve, and the compressed air regulating valve is matched with the electric pressure reducing valve to regulate the pressure in the pressurizing buffer tank.
Preferably, the top end of the pressurizing buffer tank is also provided with a spring safety valve, and when the pressure in the pressurizing buffer tank body is greater than 0.8mpa, the pressure is automatically relieved.
Preferably, the tank top of the pressurizing buffer tank is also provided with a pressure gauge.
Preferably, one side of the pressurizing buffer tank is also provided with a liquid level meter, the liquid level meter is a magnetic turning plate liquid level meter, and the liquid level meter is used for metering the amount of the added liquid enzyme preparation.
Preferably, a thermometer is further arranged on the other side of the pressurizing buffer tank and used for monitoring the temperature of the material in the pressurizing buffer tank.
Preferably, a discharge one-way valve, a pneumatic valve and a flowmeter are further arranged between the pressurizing buffer tank and the emulsified paste mixed flow feeding pipeline system, the discharge one-way valve is close to the pressurizing buffer tank, the flowmeter is close to one side of the emulsified paste mixed flow feeding pipeline system, and the pneumatic valve is located between the discharge one-way valve and the flowmeter; when liquid enzyme material feeding is needed, the pneumatic valve is opened first, and then the discharging one-way valve is opened.
Preferably, the pipeline between the plate heat exchanger and the pressurizing buffer tank and the pipeline between the pressurizing buffer tank and the emulsified paste mixed feeding pipeline system are 304 stainless steel seamless pipes.
Preferably, the pipelines between the plate heat exchanger and the pressurizing buffer tank, the pipelines between the pressurizing buffer tank and the emulsified paste mixed flow adding pipeline system and the pipelines of the emulsified paste mixed flow adding pipeline system are all wrapped with heat preservation asbestos.
The utility model has the advantages that:
1. the utility model has simple structure, the convection heating of the liquid enzyme of the material is carried out in advance through the plate heat exchanger, and the heating is carried out through the steam jacket of the pressurizing buffer tank, the temperature of the fluid can be stabilized at about 65 ℃ rapidly, the heating time of the material is effectively shortened, the heating efficiency is improved, and the time for maintaining the enzyme preparation at high temperature is reduced;
2. the utility model provides a high-pressure liquid enzyme on-line feeding system which is a batch-by-batch continuous feeding system, required liquid enzyme materials can be added into a pressurizing buffer tank for standby according to production batches at one time, and the feeding speed can be effectively controlled by controlling the opening degree of a pneumatic valve and a flowmeter;
3. the high-pressure liquid enzyme on-line flow-adding system of the utility model has the advantages that the flow-adding process completes feeding by pressure difference, and the flow-adding pipeline is provided with the one-way valve, so that the material counter-flow phenomenon caused by pressure fluctuation can be effectively prevented;
4. the utility model has the advantages that the joint of the feeding pipeline and the emulsified paste mixing pipeline system is close to the end of the system, the material temperature in the system is close to the feeding material temperature, and the adverse phenomena of early solidification of partial materials and uneven material mixing caused by shock cooling can not occur;
5. the utility model discloses a compressed air governing valve and electronic relief pressure valve mutually support in order to adjust the pressure in the pressurization buffer tank, guarantee that the internal pressure of jar is at 0.62-0.65 mpa.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure, 1-plate heat exchanger, 2-pressurized buffer tank, 3-emulsified paste mixed flow feeding pipeline system, 4-steam jacket, 5-feeding one-way valve, 6-compressed air inlet, 7-electric pressure reducing valve, 8-compressed air regulating valve, 9-spring safety valve, 10-liquid level meter, 11-thermometer, 12-discharging one-way valve, 13-pneumatic valve, 14-flowmeter and 15-pressure meter.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
as shown in fig. 1, the temperature-controllable high-pressure liquid enzyme on-line feeding system comprises a plate heat exchanger 1, a pressurizing buffer tank 2 and an emulsion paste mixed feeding pipeline system 3, wherein the plate heat exchanger 1 is communicated with the pressurizing buffer tank 2 through a pipeline, and a feeding one-way valve 5 is further arranged on the pipeline between the plate heat exchanger 1 and the pressurizing buffer tank 2; the pipeline adopts a 304 stainless steel seamless pipe, and the outer side of the pipeline is wrapped with heat-preservation asbestos. The feeding one-way valve 5 can effectively prevent the backflow phenomenon of the fluid caused by high pressure.
The jar body of pressurization buffer tank 2 adopt withstand voltage stainless steel material to make, 2 upper ends of pressurization buffer tank be provided with compressed air inlet 6 and electric pressure reducing valve 7, compressed air inlet 6 pass through pipeline and air compressor intercommunication, and this the pipeline on still be provided with compressed air governing valve 8, through compressed air governing valve 8 and electric pressure reducing valve 7 mutually support in order to adjust the pressure in the pressurization buffer tank 2. The pressure in the pressurizing buffer tank 2 is 0.62-0.65mpa, and when the pressure in the tank is continuously higher than the set pressure, the electric pressure reducing valve 7 is opened until the pressure in the tank reaches the set pressure and is closed again when the pressure in the tank is stable; when the internal pressure of the tank body is lower than the set pressure, the electric pressure reducing valve 7 is closed, the compressed air regulating valve 8 is opened until the pressure of the tank body reaches the set pressure and is stable, and the lower end of the pressurizing buffer tank 2 is communicated with the emulsified paste mixed flow adding pipeline system 3 through a pipeline; the pipeline adopts a 304 stainless steel seamless pipe, and the outer side of the pipeline is wrapped with heat-insulating asbestos. The outer side of the pipeline of the emulsified paste mixed flow feeding pipeline system 3 is also wrapped with heat preservation asbestos.
The feeding temperature of the plate heat exchanger 1 is 20 ℃, and the discharging temperature is 65 ℃; the liquid enzyme preparation flows in from a storage tank, enters a plate heat exchanger 1 through a pipeline to raise the temperature to 65 ℃, is added into a pressurizing buffer tank 2 through a feeding one-way valve 5, is pressurized by the pressurizing buffer tank 2 and then flows into an emulsion paste mixed feeding pipeline system 3.
Preferably, in order to ensure that the temperature in the tank body is maintained at 65 ℃, in this embodiment, the outside of the pressurized buffer tank is further wrapped with a steam jacket 4, and the temperature in the tank body of the pressurized buffer tank is maintained at 65 ℃ by filling steam into the steam jacket 4;
preferably, the pressure in the tank body 2 of the pressurizing buffer tank is slightly larger than the pressure in the emulsion paste mixing and feeding pipeline system 3, and the pressure in the emulsion paste mixing and feeding pipeline system 3 is 0.55-0.58 mpa.
Preferably, the top end of the pressurizing buffer tank 2 is further provided with a spring safety valve 9, and when the pressure in the tank body of the pressurizing buffer tank 2 is greater than 0.8mpa, the pressure is automatically relieved.
Preferably, the top of the pressurizing buffer tank 2 is also provided with a pressure gauge 15.
Preferably, a liquid level meter 10 is further arranged on one side of the pressurizing buffer tank 2, the liquid level meter 10 is a magnetic turning plate liquid level meter, and the liquid level meter 10 is used for metering the amount of the added liquid enzyme preparation. The other side of the pressurizing buffer tank 2 is also provided with a thermometer 11, and the thermometer 11 is used for monitoring the temperature of the material in the pressurizing buffer tank 2.
Preferably, a discharging one-way valve 12, a pneumatic valve 13 and a flow meter 14 are further arranged on a pipeline between the pressurizing buffer tank 2 and the emulsified paste mixed flow feeding pipeline system 3, the discharging one-way valve 12 is close to the pressurizing buffer tank 2, the flow meter 14 is close to one side of the emulsified paste mixed flow feeding pipeline system 3, and the pneumatic valve 13 is located between the discharging one-way valve 12 and the flow meter 14; when the liquid enzyme material feeding is needed, the pneumatic valve 13 is firstly opened, and then the discharging one-way valve 12 is opened.
The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.
Claims (10)
1. The utility model provides a high-pressure liquid enzyme on-line fed-batch system of controllable temperature which characterized in that: the plate heat exchanger is communicated with the pressurizing buffer tank through a pipeline, a compressed air inlet and an electric pressure reducing valve are arranged at the upper end of the pressurizing buffer tank, and the pressure in the pressurizing buffer tank is adjusted through the compressed air inlet and the electric pressure reducing valve; the lower end of the pressurizing buffer tank is communicated with an emulsion paste mixed feeding pipeline system;
the liquid enzyme preparation flows in from a storage tank, enters a plate heat exchanger through a pipeline to raise the temperature to 65 ℃, is added into a pressurizing buffer tank, is pressurized by the pressurizing buffer tank, and then flows into an emulsifying paste mixing flow-adding pipeline system;
the outside of the pressurizing buffer tank is also wrapped with a steam jacket, and the temperature in the pressurizing buffer tank body is maintained at 65 ℃ by filling steam into the steam jacket;
and the pressure in the tank body of the pressurizing buffer tank is slightly larger than the pressure in the emulsified paste mixing and feeding pipeline system, the pressure in the pressurizing buffer tank is 0.62-0.65mpa, and the pressure in the emulsified paste mixing and feeding pipeline system is 0.55-0.58 mpa.
2. The temperature-controllable high-pressure liquid enzyme on-line feeding system according to claim 1, characterized in that: a feeding one-way valve is also arranged on a pipeline between the plate heat exchanger and the pressurizing buffer tank; the feeding one-way valve can effectively prevent the backflow phenomenon of the fluid caused by high pressure.
3. The temperature-controllable high-pressure liquid enzyme on-line feeding system according to claim 1, characterized in that: the compressed air inlet is communicated with the air compressor through a pipeline, a compressed air regulating valve is further arranged on the pipeline, and the compressed air regulating valve and the electric reducing valve are matched with each other to regulate the pressure in the pressurizing buffer tank.
4. The on-line feeding system of high-pressure liquid enzyme with controllable temperature according to claim 3, characterized in that: the pressurizing buffer tank is made of pressure-resistant stainless steel.
5. The on-line feeding system of high-pressure liquid enzyme with controllable temperature according to claim 4, characterized in that: the top end of the pressurizing buffer tank is also provided with a spring safety valve, and when the pressure in the pressurizing buffer tank body is greater than 0.8mpa, the pressure is automatically released.
6. The temperature-controllable high-pressure liquid enzyme on-line feeding system according to claim 5, characterized in that: and a liquid level meter is further arranged on one side of the pressurizing buffer tank and is a magnetic turning plate liquid level meter, and the liquid level meter is used for metering the amount of the added liquid enzyme preparation.
7. The temperature-controllable high-pressure liquid enzyme on-line feeding system according to claim 6, characterized in that: and a thermometer is also arranged on the other side of the pressurizing buffer tank and used for monitoring the temperature of the material in the pressurizing buffer tank.
8. The temperature-controllable high-pressure liquid enzyme on-line feeding system according to claim 1, characterized in that: a discharge one-way valve, a pneumatic valve and a flowmeter are further arranged on a pipeline between the pressurizing buffer tank and the emulsified paste mixed flow feeding pipeline system, the discharge one-way valve is close to the pressurizing buffer tank, the flowmeter is close to one side of the emulsified paste mixed flow feeding pipeline system, and the pneumatic valve is located between the discharge one-way valve and the flowmeter; when liquid enzyme material feeding is needed, the pneumatic valve is opened first, and then the discharging one-way valve is opened.
9. The temperature-controllable high-pressure liquid enzyme on-line feeding system according to claim 1, characterized in that: the pipeline between the plate heat exchanger and the pressurizing buffer tank and the pipeline between the pressurizing buffer tank and the emulsifying paste mixed feeding pipeline system are both 304 stainless steel seamless pipes.
10. The on-line feeding system of the temperature-controllable high-pressure liquid enzyme, according to claim 9, is characterized in that: and the pipelines between the plate heat exchanger and the pressurizing buffer tank, the pipelines between the pressurizing buffer tank and the emulsion paste mixed flow adding pipeline system and the pipelines of the emulsion paste mixed flow adding pipeline system are all wrapped with heat preservation asbestos.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921893195.1U CN211384576U (en) | 2019-11-06 | 2019-11-06 | Temperature-controllable high-pressure liquid enzyme on-line feeding system |
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| CN201921893195.1U CN211384576U (en) | 2019-11-06 | 2019-11-06 | Temperature-controllable high-pressure liquid enzyme on-line feeding system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110694501A (en) * | 2019-11-06 | 2020-01-17 | 广东奇乐趣食品科技有限公司 | Temperature-controllable high-pressure liquid enzyme on-line feeding system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110694501A (en) * | 2019-11-06 | 2020-01-17 | 广东奇乐趣食品科技有限公司 | Temperature-controllable high-pressure liquid enzyme on-line feeding system |
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