CN215939078U

CN215939078U - Countercurrent extraction device with storage and infiltration functions

Info

Publication number: CN215939078U
Application number: CN202121669430.4U
Authority: CN
Inventors: 王志鹏; 胡建红; 李坚; 陈增自
Original assignee: Yixiangshenghetang Health Food Co ltd
Current assignee: Yixiangshenghetang Health Food Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2022-03-04
Anticipated expiration: 2031-07-21

Abstract

The utility model relates to the technical field of countercurrent extraction equipment, in particular to a countercurrent extraction device with storage and infiltration functions, which comprises a countercurrent extraction machine, a storage bin and a pre-infiltration machine, wherein the countercurrent extraction machine comprises a spiral conveyor, the storage bin comprises a bin and support legs, the top of the bin is provided with a feed inlet, the bottom of the bin is provided with a spiral quantitative feeding machine, and a stirring bridge-breaking device is arranged inside the bin; the supporting legs are provided with a weighing module and a controller, and the controller is provided with a display and an alarm; the first material outlet of the spiral quantitative feeding machine is connected with the second material inlet of the pre-wetting machine, the second material outlet of the pre-wetting machine is connected with the first material inlet of the spiral conveyer, and the pre-wetting machine and the countercurrent extractor are respectively provided with a first solvent inlet and a second solvent inlet. The device has the storage and soaks the function, guarantees the continuity that the material was carried, avoids disconnected material.

Description

Countercurrent extraction device with storage and infiltration functions

Technical Field

The utility model relates to the technical field of countercurrent extraction equipment, in particular to a countercurrent extraction device with storage and infiltration functions.

Background

The countercurrent extraction is to extract the substances in the raw materials by making the crushed raw materials and the solvent move in opposite directions in the leaching container. The countercurrent extraction technology is widely applied to the processing industries of Mesona chinensis Benth, medicinal materials and the like, and compared with the traditional process, the countercurrent extraction technology has the advantages of high product concentration and higher extraction rate.

As the forage is made of hollow fiber and tubular material, the forage is not easy to absorb water when being soaked in water, is easy to suspend on the water surface in the early period, and is easy to cause the blockage of a liquid outlet if being directly fed in a countercurrent extraction device. In order to improve the problem, the current Chinese utility model patent with the publication number of CN210698897U discloses a suitable celestial grass countercurrent extraction equipment with feeding preprocessing device, including countercurrent extraction equipment increase in countercurrent extraction equipment's the dog-house and be equipped with the auger propeller, be equipped with the nozzle in the top of auger propeller. The device adds a spiral auger propeller on the dog-house of countercurrent extraction equipment, increases several spray nozzles above spiral auger propeller and carries out high pressure spray to the cavity of spiral auger propeller simultaneously, destroys the hollow fiber cavity of various thick and thin branches in the forage to it is abundant to absorb water rapidly, and it can fully immerse in aqueous and impel along with the spiral auger of countercurrent equipment after throwing into countercurrent extraction equipment in addition, realizes better production situation, and no longer blocks up the liquid outlet. Although the device improves the pre-soaking of materials by arranging the spiral auger propeller, the device cannot store materials and continuously and quantitatively convey the materials, and cannot ensure the continuity of production.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a countercurrent extraction device with storage and infiltration functions.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows: a countercurrent extraction device with storage and infiltration functions comprises a countercurrent extraction machine, wherein the countercurrent extraction machine comprises a screw conveyor, one end of the screw conveyor is provided with a first material inlet and an extracting solution outlet, the other end of the screw conveyor is provided with a discharge port and a second solvent inlet, the discharge port end is sequentially connected with a material drawing machine and a juice squeezing machine, the countercurrent extraction device further comprises a storage bin and a pre-infiltration machine, the storage bin comprises a bin and support legs arranged at the bottom of the bin, the top of the bin is provided with a feed inlet, the bottom of the bin is provided with a spiral quantitative feeding machine, one end of the spiral quantitative feeding machine is provided with a first material outlet, and a stirring bridge breaking device is arranged inside the bin; the supporting legs are provided with weighing modules, the supporting legs are also provided with controllers, the controllers are provided with displays and alarms, and the weighing modules are connected with the controllers; the pre-infiltration machine is a double-propeller blade type conveyor, one end of the pre-infiltration machine is provided with a second material inlet communicated with the first material outlet, the other end of the pre-infiltration machine is provided with a second material outlet communicated with the first material inlet, the top of the pre-infiltration machine is provided with a first solvent inlet, and one end, far away from the first material inlet, of the countercurrent extraction machine is provided with a second solvent inlet.

Further, the countercurrent extraction device further comprises a plate heat exchanger, a steam inlet of the plate heat exchanger is connected with a steam pipeline, a hydrophobic outlet of the plate heat exchanger is connected with a hydrophobic pipeline, a liquid inlet of the plate heat exchanger is connected with a solvent tank, and a liquid outlet of the plate heat exchanger is connected with the first solvent inlet and the second solvent inlet through solvent pipelines respectively.

Furthermore, a flow meter and a first control valve are sequentially arranged on the solvent pipeline.

Furthermore, the countercurrent extractor also comprises a heating device, the heating device comprises a steam conveying pipe arranged on the outer wall of the screw conveyor and a plurality of steam outlets arranged on a steam pipeline, the steam conveying pipe is connected with a steam generating device, a heating jacket is arranged on the inner wall of the screw conveyor, and the steam outlets are communicated with the heating jacket.

Furthermore, the countercurrent extractor also comprises a condenser, wherein an outlet of the steam conveying pipeline is connected with the condenser and enters the condensation water pipeline after heat exchange of the condenser.

Furthermore, the extract export is two, two connect gradually defeated material pump and second control valve after the extract export is parallelly connected, and one of them still is equipped with on the connecting pipeline of first extract export and sees the trick.

Further, the stay infiltration time of the materials in the infiltration machine is 8-10 min.

Furthermore, the number of the first solvent inlets is two, and the two first solvent inlets are respectively arranged at the front end and the middle part of the soaker.

Further, the feeding speed of the screw quantitative feeder is 300-500 Kg/h.

Furthermore, a cover plate is arranged on the feeding port and hinged to one end of the storage bin.

Due to the adoption of the technical scheme, the utility model has the following beneficial effects:

the utility model comprises a countercurrent extracting agent, a storage bin and a pre-wetting machine, wherein the storage bin has the functions of storing materials and quantitatively conveying, the pre-wetting machine has the function of pre-wetting, and after the wetted materials enter the countercurrent extracting machine, the materials can be prevented from floating on the water surface and being incapable of fully contacting with solvent liquid, and the content of fine powder in a finished product solution is reduced. Storage silo includes feed bin and stabilizer blade, be equipped with the broken bridge device of stirring in the feed bin, avoid the material to block up, guarantee the effective transport of material, the feed bin bottom is equipped with spiral quantitative feeder, can ensure the quantitative transport of material, material quantitative transport has been guaranteed, be equipped with weighing module and controller on the stabilizer blade, be equipped with display and alarm on the controller, the change data of material in the feed bin can be monitored to the weighing module, and show on the display, ensure that relevant operating personnel knows data in time reinforced, the alarm also can remind reinforced material simultaneously, avoid the emergence of feed bin material failure, the continuity of production has been guaranteed, and the production efficiency is improved.

Drawings

FIG. 1 is a schematic structural diagram of a countercurrent extraction device with storage and infiltration functions according to the present invention;

FIG. 2 is a schematic view of the storage silo of the present invention;

FIG. 3 is a schematic view of a heating apparatus according to the present invention;

the reference numbers in the figures are: 1-a storage bin, 11-a storage bin, 12-a support leg, 13-a spiral quantitative feeder, 131-a first material outlet, 14-a stirring bridge-breaking device, 15-a weighing module, 16-a feed inlet, 17-a cover plate, 18-a controller, 181-a display, 182-an alarm, 2-a pre-wetting machine, 21-a second material inlet, 22-a second material outlet, 23-a first solvent inlet, 3-a counter-current extractor, 31-a first material inlet, 32-a second solvent inlet, 33-a condenser, 34-an extract outlet, 35-a solvent, 36-a feed pump, 37-a second control valve, 4-a plate heat exchanger, 5-a solvent pipeline, 51-a flow meter and 52-a first control valve, 6-solvent tank, 7-steam pipeline, 8-hydrophobic pipeline, 9-material drawing machine and 10-juice squeezing machine.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

As shown in figure 1, the countercurrent extraction device with the storage and infiltration functions comprises the countercurrent extraction device, a storage bin and a pre-infiltration machine.

The countercurrent extractor comprises a screw conveyor, one end of the screw conveyor is provided with a first material inlet 31 and an extracting solution outlet 34, the other end of the screw conveyor is provided with a discharge port and a second solvent inlet 32, and the discharge port end is sequentially connected with a material taking machine 9 and a juice squeezing machine 10. The number of the extracting solution outlets 34 is two, the two extracting solution outlets 34 are connected in parallel and then are sequentially connected with a material conveying pump 36 and a second control valve 37, and a magic cup 35 is further arranged on a connecting pipeline of one first extracting solution outlet 34. The visual cup 35 is used for observing the flowing condition of liquid in the extracting solution pipeline, plays a role in monitoring production and avoiding accidents in the production process, and improves the safety.

As shown in FIG. 2, the storage bin 1 comprises a bin 11 and a support leg 12 arranged at the bottom of the bin 11, the material of the bin 11 is 304 stainless steel, and the thickness of the bin is 3 mm. The feed bin 11 upper portion is equipped with dog-house 16, be equipped with apron 17 on the dog-house 16, apron 17 with the one end of feed bin 11 is articulated, and apron 17 can prevent that people and thing from falling into. The bottom of the storage bin 11 is provided with a spiral quantitative feeder 13, the feeding speed of the spiral quantitative feeder 13 is 300-. One end of the spiral quantitative feeding machine 13 is provided with a first material outlet 131, the internal installation of the bin is provided with a stirring bridge breaking device 14, the stirring bridge breaking device 14 is used for breaking a bridge of materials in the bin 11, the materials can be prevented from being bridged, the problem that the materials are easily bridged and blocked in the bin 11 is effectively solved, and the material conveying is ensured. The weighing module 15 is installed on the supporting leg 12, the controller 18 is further arranged on the supporting leg 12, the display 181 and the alarm 182 are installed on the controller 18, and the weighing module 15 is connected with the controller 18. The weighing module 15 is used for collecting the change data of the materials in the bin during production, so that the material quantity in the bin 11 can be known in time, and the materials can be fed in time, thereby ensuring the production continuity and avoiding the problem of supply interruption.

The pre-infiltrating machine 2 is a double-propeller blade type conveyor, one end of the pre-infiltrating machine 2 is provided with a second material inlet 21 communicated with the first material outlet, the other end of the pre-infiltrating machine 2 is provided with a second material outlet 22 communicated with the first material inlet 31, and the top of the pre-infiltrating machine 2 is provided with a first solvent inlet 23. The stay infiltration time of the materials in the infiltration machine 2 is 8-10min, so that the materials can be effectively infiltrated. The number of the first solvent inlets 23 is two, and the two first solvent inlets are respectively arranged at the front end and the middle part of the wetting machine 2. The pre-infiltrating machine 2 adopts a double-helix paddle type, so that the materials can be mixed more uniformly. The material is soaked and then is subjected to countercurrent extraction, so that the material can be prevented from floating on the water surface and being incapable of fully contacting with a solvent, and the content of fine powder in a finished product solution is reduced.

The countercurrent extraction device further comprises a plate heat exchanger 4, a steam inlet of the plate heat exchanger 4 is connected with a steam pipeline 7, a hydrophobic outlet of the plate heat exchanger 4 is connected with a hydrophobic pipeline 8, a liquid inlet of the plate heat exchanger 7 is connected with a solvent tank 6, and a liquid outlet of the plate heat exchanger 7 is connected with the first solvent inlet 23 and the second solvent inlet 32 through a solvent pipeline 5. The plate heat exchanger 7 heats the solvent liquid by using steam, high-temperature steam is converted into low-temperature drain water after passing through the plate heat exchanger 7 and is discharged from a drain pipeline, and the normal-temperature solvent liquid is converted into high-temperature solvent liquid after passing through the plate heat exchanger 7 and enters the pre-infiltrating machine 2 and the countercurrent extractor 3 respectively. The plate heat exchanger 7 can heat the solvent liquid to a process specified temperature, and meanwhile, the water inlet time during starting is shortened, and the working efficiency is improved. The solvent line 5 is provided with a flow meter 51 and a first control valve 52 in this order. The flow meter 51 is used for detecting the flow rate of the solvent liquid, the first control valve 52 is used for controlling the flow rate of the solvent liquid, ensuring the accurate control of the flow rate of the solvent liquid,

as shown in fig. 3, the countercurrent extractor 3 further includes a heating device, the heating device includes a steam delivery pipe 38 disposed on the outer wall of the screw conveyor and a plurality of steam outlets 381 disposed on the steam pipeline, the steam delivery pipe 38 is connected to a steam generating device (not shown), a heating jacket (not shown) is disposed on the inner wall of the screw conveyor, and the steam outlets 381 are communicated with the heating jacket. The heating device increases the temperature in the countercurrent extraction process, ensures that the effective material of the mesona chinensis benth is dissolved out, and improves the extraction rate.

The countercurrent extractor further comprises a condenser 33, wherein an outlet of the steam conveying pipeline 38 is connected with the condenser 33, and enters the condensed water pipeline after heat exchange of the condenser 33. The condenser can be used for recycling waste heat of the heating steam, energy loss is reduced, and the system is more energy-saving.

The working principle of the utility model is as follows:

1. the forage after will smashing the dust removal is put into feed bin 11 in, and the broken bridge mechanism 14 of stirring in the feed bin 11 stirs the broken bridge to the forage, avoids the forage to build the bridge, causes the jam. Then, the forage enters a spiral quantitative feeder 13, and the spiral quantitative feeder 13 quantitatively conveys the forage to the pre-wetting machine 2 at a feeding speed of 400-500 Kg/h. The material is at the transportation process, the weighing module 15 on the stabilizer blade 12 of storage silo 1 monitors the data change of the material in the feed bin, and show on display screen 181, the demonstration of operating personnel accessible controller 18 in time knows how much of material in the feed bin 11, in time reinforced, avoid the material to break off, when the material is less, controller 18 also can control alarm 182 and send the police dispatch newspaper, remind operating personnel reinforced to avoid the material to break off, guarantee to last the feeding, the raising efficiency.

2. The solvent liquid in the solvent pipe enters the plate heat exchanger 4, is heated to a specified process temperature by the steam in the plate heat exchanger 4, and then enters the pre-wetting machine 2 and the countercurrent extractor 3 from the first solvent inlet 23 and the second solvent inlet 32 respectively after the flow is accurately controlled by the flowmeter 51 and the first control valve 52. After the solvent liquid is heated, the startup time of the countercurrent extraction device is reduced, and the efficiency is improved.

3. In the pre-wetting machine 2, the forage from the spiral quantitative feeder 13 and the solvent liquid are stirred for the first time, mixed and pre-wetted, and then enter the countercurrent extractor 3, the forage is pushed forward by the spiral conveyor, the high-temperature solvent liquid flows reversely, and the mesona chinensis is extracted. Because the materials are soaked in advance by the pre-soaking machine 2, the materials in the countercurrent extractor can be prevented from floating on the water surface, and the production efficiency is improved. Meanwhile, the heating device heats all parts of the countercurrent extractor by using steam, so that the solubility of effective components in the forage is improved, and the effective components are easy to leach out.

4. The condenser 33 exchanges heat with steam at the outlet of the steam pipeline, the steam is converted into condensed water and then recycled, and cold water in the condenser is converted into high-temperature hot water and then reused, so that heat is fully recovered, energy waste is reduced, and production cost is reduced.

5. The extract in the countercurrent extraction device flows out from the extract outlet and then enters the next production process through the feed delivery pump 36 and the second control valve 37.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Claims

1. The utility model provides an extraction element against current with storage and infiltration function, includes the extractor against current, the extractor against current includes screw conveyer, screw conveyer's one end is equipped with first material import, extract export, and the other end is equipped with discharge gate and second solvent import, the discharge gate end connects gradually and draws material machine and juice extractor, its characterized in that: the material storage bin comprises a bin and support legs arranged at the bottom of the bin, a feed inlet is formed in the top of the bin, a spiral quantitative feeding machine is arranged at the bottom of the bin, a first material outlet is formed in one end of the spiral quantitative feeding machine, and a stirring bridge breaking device is arranged in the bin; the supporting legs are provided with weighing modules, the supporting legs are also provided with controllers, the controllers are provided with displays and alarms, and the weighing modules are connected with the controllers; the pre-infiltration machine is a double-propeller blade type conveyor, one end of the pre-infiltration machine is provided with a second material inlet communicated with the first material outlet, the other end of the pre-infiltration machine is provided with a second material outlet communicated with the first material inlet, and the top of the pre-infiltration machine is provided with a first solvent inlet.

2. The countercurrent extraction device with the functions of storing and infiltrating according to claim 1, characterized in that: the countercurrent extraction device further comprises a plate heat exchanger, a steam inlet of the plate heat exchanger is connected with a steam pipeline, a hydrophobic outlet of the plate heat exchanger is connected with a hydrophobic pipeline, a liquid inlet of the plate heat exchanger is connected with the solvent tank, and a liquid outlet of the plate heat exchanger is respectively connected with the first solvent inlet and the second solvent inlet through solvent pipelines.

3. The countercurrent extraction device with the functions of storing and infiltrating according to claim 2, characterized in that: and the solvent pipeline is sequentially provided with a flowmeter and a first control valve.

4. The countercurrent extraction device with the functions of storing and infiltrating according to claim 1, characterized in that: the countercurrent extractor further comprises a heating device, the heating device comprises a steam conveying pipe arranged on the outer wall of the spiral conveyor and a plurality of steam outlets arranged on the steam pipeline, the steam conveying pipe is connected with the steam generating device, a heating jacket is arranged on the inner wall of the spiral conveyor, and the steam outlets are communicated with the heating jacket.

5. The countercurrent extraction device with the functions of storing and infiltrating according to claim 4, wherein: the countercurrent extractor also comprises a condenser, wherein the outlet of the steam conveying pipeline is connected with the condenser and enters the condensation water pipeline after heat exchange of the condenser.

6. The countercurrent extraction device with the functions of storing and infiltrating according to claim 1, characterized in that: extract export is two, two connect gradually delivery pump and second control valve after the extract export is parallelly connected, one of them still is equipped with on the connecting pipeline of extract export and sees the trick.

7. The countercurrent extraction device with the functions of storing and infiltrating according to claim 1, characterized in that: the stay infiltration time of the materials in the pre-infiltrating machine is 8-10 min.

8. The countercurrent extraction device with the functions of storing and infiltrating according to claim 1, characterized in that: the two first solvent inlets are respectively arranged at the front end and the middle part of the pre-infiltration machine.

9. The countercurrent extraction device with the functions of storing and infiltrating according to claim 1, characterized in that: the feeding speed of the spiral quantitative feeder is 300-500 Kg/h.

10. The countercurrent extraction device with the functions of storing and infiltrating according to claim 1, characterized in that: the feeding port is provided with a cover plate, and the cover plate is hinged with one end of the storage bin.