CN215609910U

CN215609910U - Plant extract separation and purification device

Info

Publication number: CN215609910U
Application number: CN202121461628.3U
Authority: CN
Inventors: 李欢; 刘健
Original assignee: Tianjin Yunxi Biotechnology Co ltd
Current assignee: Tianjin Yunxi Biotechnology Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-01-25
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses a plant extract separating and purifying device, which comprises a crushing box, a filter box, a purifying box, a cooling box and a recovery tank which are sequentially arranged, wherein a first filter component and a second filter component are detachably connected in the filter box, the second filter component is positioned below the first filter component, a material guide plate is arranged below the second filter component, a filter cavity formed by filter plates is arranged below the material guide plate, the bottom of each filter plate is fixedly connected with a first rotating rod, the first rotating rod is fixedly connected with an output shaft of a first motor, the first motor is fixedly arranged at the bottom of the filter box, limiting rods are fixedly connected to two sides of each filter plate, and the limiting rods are rotatably connected with the filter box. The plant extract separating and purifying device provided by the utility model can improve the separating and purifying efficiency of the plant extract, prolong the service life of the filtering membrane, facilitate the replacement of the filtering membrane, and simultaneously thoroughly separate impurities, so that the plant extract keeps higher purification degree.

Description

Plant extract separation and purification device

Technical Field

The utility model relates to the technical field of plant extract processing, in particular to a plant extract separating and purifying device.

Background

The plant extract is a product formed by taking plants as raw materials, directionally obtaining and concentrating one or more active ingredients in the plants through a physical and chemical extraction and separation process according to the requirements of the application of an extracted final product, and not changing the structures of the active ingredients.

The components contained in the plants are very complex, the separation and purification efficiency of the existing plant extracting solution separation and purification device is lower, and a filtering membrane is easy to damage and not easy to replace in the filtering process.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the background art, the utility model provides the plant extract separating and purifying device, which can improve the separating and purifying efficiency of the plant extract, prolong the service life of a filtering membrane, facilitate the replacement of the filtering membrane, and simultaneously separate out impurities thoroughly so as to keep higher purification degree of the plant extract.

In order to achieve the above purpose, the utility model provides the following technical scheme: a plant extract separating and purifying device comprises a crushing box, a filter box, a purifying box, a cooling box and a recovery tank which are sequentially arranged, wherein a first filter component and a second filter component are detachably connected in the filter box, the second filter component is positioned below the first filter component, a material guide plate is arranged below the second filter component, a filter cavity formed by a filter plate is arranged below the material guide plate, the bottom of the filter plate is fixedly connected with a first rotating rod, the first rotating rod is fixedly connected with an output shaft of a first motor, the first motor is fixedly arranged at the bottom of the filter box, limiting rods are fixedly connected to two sides of the filter plate, and the limiting rods are rotatably connected with the filter box;

first filtering component includes first fixed plate, first fixed plate fixedly connected with first in command and first perforated plate, can dismantle through first screw on the first fixed plate and be connected with the second fixed plate, second fixed plate fixedly connected with second perforated plate, the second perforated plate with first filtration membrane has been placed between the first perforated plate, first fixed plate with the junction of rose box is provided with sealed the pad.

By adopting the scheme, the arranged first filtering component, the second filtering component and the filtering plate can sequentially filter the plant extracting solution entering the filtering box, the filtering effect is improved, impurities are thoroughly separated out, the plant extracting solution keeps high purification degree, the plant extracting solution filtered by the second filtering component enters the filtering plate through the material guide plate, when the plant extracting solution is filtered again by the filtering plate, the first motor drives the first rotating rod and the filtering plate to rotate, the plant extracting solution entering the filtering plate can be filtered while being centrifuged, the filtering efficiency of the filtering plate is improved, and therefore the separation and purification efficiency of the plant extracting solution is improved;

first filtering component and the second filtering component of setting can be followed the rose box and dismantled, the pulling first in command, operating personnel dismantles first filtering component after coming, dismantle first screw, rebound second fixed plate and second perforated plate, can take out first filtration membrane and change, it is more convenient, thickness between first perforated plate and the second perforated plate is the same with thickness between the first filtration membrane, first perforated plate and second perforated plate are with first filtration membrane clamp in the middle of, can prevent that the first filtration membrane of filtering process from being damaged, thereby first filtration membrane's life has been prolonged.

Preferably, the second filtering component comprises a third fixing plate, a third fixing plate fixedly connected with second handle and a third porous plate, the third fixing plate is connected with a fourth fixing plate in a detachable mode through a second screw, the fourth fixing plate fixedly connected with a fourth porous plate, the fourth porous plate and a second filtering membrane are placed between the third porous plates, and a sealing gasket is arranged at the joint of the third fixing plate and the filtering box.

Adopt above-mentioned scheme, pulling second handle, operating personnel dismantles the back down with second filtering component, dismantle the second screw, upwards remove fourth fixed plate and fourth perforated plate, can take out the change with second filtration membrane, it is more convenient, thickness between third perforated plate and the fourth perforated plate is the same with the thickness between the second filtration membrane, third perforated plate and fourth perforated plate are with second filtration membrane centre gripping, can prevent that filtration process second filtration membrane is damaged, thereby the life of second filtration membrane has been prolonged.

Preferably, the top of smashing the case is provided with the pan feeding mouth, the stationary blade of the inner wall both sides fixedly connected with of smashing the case, be provided with broken wheel between the stationary blade, fixedly connected with axis of rotation on the broken wheel, axis of rotation fixedly connected with driving motor's output shaft, driving motor fixed mounting in smash on the case, smash the case with the rose box is connected through first connecting pipe, be provided with first valve on the first connecting pipe.

Adopt above-mentioned scheme, with the plant from pan feeding mouth department add crushing incasement, driving motor drives axis of rotation and crushing wheel and rotates, and the cooperation uses static blade simultaneously, can smash the plant, and the plant extract and the plant residue of formation filter in getting into the rose box through first connecting pipe.

Preferably, the bottom of the crushing box is obliquely provided with a support plate, the angle between the support plate and the bottom of the crushing box is 30-60 degrees, and the bottom of the support plate is provided with a vibrator.

Adopt above-mentioned scheme, the vibrator of backup pad slope setting and setting is favorable to falling plant extract and the plant residue in the backup pad to filter in getting into the rose box through first connecting pipe.

Preferably, the bottom of the filter tank is provided with a second connecting pipe, the high-pressure pump, the third connecting pipe and the purification tank are sequentially connected, and the second connecting pipe is provided with a second valve.

By adopting the scheme, the second valve is opened, the high-pressure pump is started, and the plant extract filtered by the filter plate enters the purification box through the second connecting pipe and the third connecting pipe to be purified next step.

Preferably, one side fixedly connected with second motor of purification case, the output shaft fixedly connected with second dwang of second motor, the dwang stretches into the inside of purification case, the crisscross first stirring leaf and the second stirring leaf that is provided with on the dwang, be provided with heater and temperature sensor on the bottom inner wall of purification case.

By adopting the scheme, after the plant extracting solution enters the purification box, the heater can heat the plant extracting solution in the purification box for concentration and purification, the second motor drives the second rotating rod, the first stirring blade and the second stirring blade to rotate, so that the plant extracting solution can be fully heated, the set temperature sensor can monitor the actual temperature of the plant extracting solution, the temperature can be set by using the controller, when the actual temperature of the plant extracting solution monitored by the temperature sensor is higher than the set temperature, a signal is transmitted to the controller, and the controller controls the heater to stop heating.

Preferably, the filter box is connected with a cover plate in a threaded manner, and a third handle is arranged on the cover plate.

Adopt above-mentioned scheme, operating personnel utilizes the third handle can dismantle the apron to clear up the plant residue at first filtering component and second filtering component top.

Preferably, the purification box is connected with the cooling pipe through a fourth connecting pipe, the cooling pipe is arranged inside the cooling box, the cooling pipe is connected with the recovery tank through a fifth connecting pipe, and cooling liquid is contained inside the cooling box.

Adopt above-mentioned scheme, steam and the essential oil of evaporating in the purification case get into in the cooling tube through the fourth connecting pipe, under the effect of coolant liquid, in the steam and the condensation of essential oil of evaporating get into the recovery jar through the fifth connecting pipe, the follow-up further separation of being convenient for.

Preferably, the cooling pipe is S-shaped, and a heat conduction layer is arranged on the surface of the cooling pipe.

Adopt above-mentioned scheme, be favorable to the steam and the rapid condensation of essential oil through the cooling tube.

Preferably, the top of rose box is provided with the extrusion subassembly, the extrusion subassembly includes pneumatic cylinder, hydraulic telescoping rod and clamp plate, pneumatic cylinder fixed mounting in the top of rose box, the pneumatic cylinder is connected with hydraulic telescoping rod, hydraulic telescoping rod's bottom fixedly connected with clamp plate.

Adopt above-mentioned scheme, start the pneumatic cylinder, drive hydraulic telescoping rod and extend, promote the clamp plate and move down, the clamp plate can be to the plant residue extrusion at first filtering component top to can carry out make full use of to the plant extract in the plant residue.

Compared with the prior art, the utility model has the following beneficial effects:

(1) the first filtering component that sets up, second filtering component and filter can filter the plant extract that gets into the rose box in proper order, improve the filter effect, come out impurity thorough separation, make the plant extract keep higher purification degree, and first motor, first rotation pole, the cooperation of filter and gag lever post is used, can filter the plant extract limit centrifugation limit that gets into in the filter, has improved the filtration efficiency of filter to the separation purification efficiency of plant extract has been improved.

(2) First filtration membrane centre gripping is with first perforated plate and second perforated plate, and third perforated plate and fourth perforated plate are with second filtration membrane centre gripping, can prevent that filtration process first filtration membrane and second filtration membrane from damaging to the life of first filtration membrane and second filtration membrane has been prolonged.

(3) The pneumatic cylinder, hydraulic telescoping rod and the clamp plate that set up make the clamp plate to the plant residue extrusion at first filtering component top, can carry out make full use of to the plant extract in the plant residue.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged view of fig. 1.

Fig. 3 is another partial enlarged view of fig. 1.

FIG. 4 is a schematic view of a first filter assembly according to the present invention.

FIG. 5 is a schematic diagram of a second filter assembly according to the present invention.

In the figure: 1. a feeding port; 2. a crushing box; 3. a crushing wheel; 4. a rotating shaft; 5. a stationary blade; 6. a support plate; 7. a vibrator; 8. a first connecting pipe; 81. a first valve; 9. an extrusion assembly; 91. a hydraulic cylinder; 92. a hydraulic telescopic rod; 93. pressing a plate; 10. a first filter assembly; 101. a first handle; 102. a first fixing plate; 103. a first perforated plate; 104. a first filter membrane; 105. a second fixing plate; 106. a first screw; 107. a second perforated plate; 11. a second filter assembly; 111. a second handle; 112. a third fixing plate; 113. a third perforated plate; 114. a second filter membrane; 115. a fourth fixing plate; 116. a second screw; 117. a fourth perforated plate; 12. a material guide plate; 13. a filter box; 14. a limiting rod; 15. a filter plate; 16. a first rotating lever; 17. a first motor; 18. a second connecting pipe; 181. a second valve; 19. a high pressure pump; 20. a third connecting pipe; 21. a first stirring blade; 22. a heater; 23. a second stirring blade; 24. a first discharge pipe; 241. a discharge valve; 25. a second rotating lever; 26. a temperature sensor; 27. a second motor; 28. a fourth connecting pipe; 29. a cooling tank; 30. a heat conductive layer; 31. a recovery tank; 32. a second discharge pipe; 33. a purification box; 34. a cooling tube; 35. a fifth connecting pipe; 36. a cover plate; 361. a third handle.

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.

Referring to fig. 1-2, the utility model provides a plant extract separating and purifying device, which comprises a crushing box 2, a filter box 13, a purifying box 33, a cooling box 29 and a recycling tank 31, which are sequentially arranged, wherein a first filter assembly 10 and a second filter assembly 11 are detachably connected in the filter box 13, the second filter assembly 11 is positioned below the first filter assembly 10, a material guide plate 12 is arranged below the second filter assembly 11, a filter cavity formed by a filter plate 15 is arranged below the material guide plate 12, a first rotating rod 16 is fixedly connected to the bottom of the filter plate 15, the first rotating rod 16 is fixedly connected with an output shaft of a first motor 17, the first motor 17 is fixedly arranged at the bottom of the filter box 13, limiting rods 14 are fixedly connected to two sides of the filter plate 15, and the limiting rods 14 are rotatably connected with the filter box 13;

with reference to fig. 2 and 4, the first filtering assembly 10 includes a first fixing plate 102, the first fixing plate 102 is fixedly connected with a first handle 101 and a first porous plate 103, the first fixing plate 102 is detachably connected with a second fixing plate 105 through a first screw 106, the second fixing plate 105 is fixedly connected with a second porous plate 107, a first filtering membrane 104 is placed between the second porous plate 107 and the first porous plate 103, and a sealing pad is arranged at the joint of the first fixing plate 102 and the filtering box 13.

With reference to fig. 2, the first filter assembly 10, the second filter assembly 11 and the filter plate 15 are arranged to sequentially filter the plant extract entering the filter tank 13, so as to improve the filtering effect, completely separate impurities, and maintain a high degree of purification of the plant extract, the plant extract filtered by the second filter assembly 11 enters the filter plate 15 through the material guide plate 12, when the plant extract is filtered again by the filter plate 15, the first motor 17 drives the first rotating rod 16 and the filter plate 15 to rotate, so that the plant extract entering the filter plate 15 can be filtered while being centrifuged, and the filtering efficiency of the filter plate 15 is improved, thereby improving the separation and purification efficiency of the plant extract;

with reference to fig. 2 and 4, the first filtering component 10 and the second filtering component 11 can be detached from the filtering box 13, the first handle 101 is pulled, after the first filtering component 10 is detached by an operator, the first screw 106 is detached, the second fixing plate 105 and the second porous plate 107 are moved upwards, the first filtering membrane 104 can be taken out and replaced, and the filtering device is convenient to use, the thickness between the first porous plate 103 and the second porous plate 107 is the same as that between the first filtering membrane 104, and the first filtering membrane 104 is sandwiched between the first porous plate 103 and the second porous plate 107, so that the first filtering membrane 104 can be prevented from being damaged in the filtering process, and the service life of the first filtering membrane 104 is prolonged.

With reference to fig. 2 and 5, the second filtering assembly 11 includes a third fixing plate 112, the third fixing plate 112 is fixedly connected with a second handle 111 and a third porous plate 113, the third fixing plate 112 is detachably connected with a fourth fixing plate 115 through a second screw 116, the fourth fixing plate 115 is fixedly connected with a fourth porous plate 117, a second filtering membrane 114 is placed between the fourth porous plate 117 and the third porous plate 113, and a sealing pad is disposed at the joint of the third fixing plate 112 and the filtering box 13.

Pulling second handle 111, operating personnel dismantles second filtering component 11 the back, dismantle second screw 116, upwards move fourth fixed plate 115 and fourth perforated plate 117, can take out second filtration membrane 114 and change, it is more convenient, thickness between third perforated plate 113 and the fourth perforated plate 117 is the same with the thickness between second filtration membrane 114, third perforated plate 113 and fourth perforated plate 117 press from both sides second filtration membrane 114 in the middle, can prevent filtration process second filtration membrane 114 from being damaged, thereby second filtration membrane 114's life has been prolonged.

With reference to fig. 1-2, a feeding port 1 is arranged at the top of a crushing box 2, stationary blades 5 are fixedly connected to both sides of the inner wall of the crushing box 2, a crushing wheel 3 is arranged between the stationary blades 5, a rotating shaft 4 is fixedly connected to the crushing wheel 3, an output shaft of a driving motor is fixedly connected to the rotating shaft 4, the driving motor is fixedly mounted on the crushing box 2, the crushing box 2 is connected with a filter box 13 through a first connecting pipe 8, and a first valve 81 is arranged on the first connecting pipe 8.

Add the plant from pan feeding mouth 1 and smash case 2 in, driving motor drives axis of rotation 4 and broken wheel 3 and rotates, and the cooperation uses static blade 5 simultaneously, can smash the plant, and the plant extract and the plant residue of formation filter in getting into rose box 13 through first connecting pipe 8.

Referring to fig. 2, the bottom of the crushing box 2 is obliquely provided with a support plate 6, the angle between the support plate 6 and the bottom of the crushing box 2 is 30-60 degrees, and the bottom of the support plate 6 is provided with a vibrator 7.

The inclined arrangement of the supporting plate 6 and the arranged vibrator 7 facilitate the plant extract and plant residues falling on the supporting plate 6 to enter the filter box 13 through the first connecting pipe 8 for filtering.

Referring to fig. 1 to 3, a second connection pipe 18 is disposed at the bottom of the filtering tank 13, the second connection pipe 18, the high pressure pump 19, the third connection pipe 20, and the purifying tank 33 are sequentially connected, and a second valve 181 is disposed on the second connection pipe 18.

The second valve 181 is opened, the high pressure pump 19 is started, and the plant extract filtered by the filter plate 15 enters the purifying tank 33 through the second connecting pipe 18 and the third connecting pipe 20 for further purification.

Referring to fig. 3, a second motor 27 is fixedly connected to one side of the purification box 33, a second rotating rod 25 is fixedly connected to an output shaft of the second motor 27, the rotating rod 25 extends into the purification box 33, first stirring blades 21 and second stirring blades 23 are alternately arranged on the rotating rod 25, and a heater 22 and a temperature sensor 26 are arranged on an inner wall of the bottom of the purification box 33.

After the plant extract enters the purification box 33, the heater 22 can heat the plant extract in the purification box 33 for concentration and purification, the second motor 27 drives the second rotating rod 25, the first stirring blade 21 and the second stirring blade 23 to rotate, so that the plant extract can be sufficiently heated, the temperature sensor 26 can monitor the actual temperature of the plant extract, the temperature can be set by using the controller, when the actual temperature of the plant extract monitored by the temperature sensor 26 is higher than the set temperature, a signal is transmitted to the controller, and the controller controls the heater 22 to stop heating.

Referring to fig. 2, the filter box 13 is screwed with the cover plate 36, and the cover plate 36 is provided with a third handle 361.

The operator can remove the cover plate 36 using the third handle 361, thereby cleaning the plant residues on the tops of the first filter assembly 10 and the second filter assembly 11.

Referring to fig. 3, purification tank 33 is connected to cooling pipe 34 through fourth connection pipe 28, cooling pipe 34 is disposed inside cooling tank 29, cooling pipe 34 is connected to recovery tank 31 through fifth connection pipe 35, and cooling liquid is contained inside cooling tank 29.

The water vapor and the essential oil evaporated in the purification box 33 enter the cooling pipe 34 through the fourth connecting pipe 28, and under the action of the cooling liquid, the evaporated water vapor and the essential oil are condensed and then enter the recovery tank 31 through the fifth connecting pipe 35, so that the subsequent further separation is facilitated.

Referring to fig. 3, the cooling tube 34 is S-shaped, and the heat conductive layer 30 is disposed on the surface of the cooling tube 34 to facilitate rapid condensation of water vapor and essential oil passing through the cooling tube 34.

With reference to fig. 2, the top of the filtering box 13 is provided with an extrusion assembly 9, the extrusion assembly 9 comprises a hydraulic cylinder 91, a hydraulic telescopic rod 92 and a pressing plate 93, the hydraulic cylinder 91 is fixedly installed at the top of the filtering box 13, the hydraulic cylinder 91 is connected with the hydraulic telescopic rod 92, and the bottom of the hydraulic telescopic rod 92 is fixedly connected with the pressing plate 93.

Start hydraulic cylinder 91, drive hydraulic telescoping rod 92 and extend, promote clamp plate 93 and remove downwards, clamp plate 93 can be to the plant residue extrusion at first filtering component 10 top to can carry out make full use of to the plant extract in the plant residue.

The working principle is as follows: adding plants into a crushing box 2 from a feeding port 1, driving a rotating shaft 4 and a crushing wheel 3 to rotate by a driving motor, simultaneously using a static blade 5 in a matching manner, crushing the plants, opening a first valve 81, and allowing the formed plant extract and plant residues to enter a filter box 13 through a first connecting pipe 8 for filtering;

the plant extract is sequentially filtered by the first filtering component 10 and the second filtering component 11, the plant extract filtered by the second filtering component 11 enters the filtering plate 15 through the material guide plate 12, and when the plant extract is filtered again by the filtering plate 15, the first motor 17 drives the first rotating rod 16 and the filtering plate 15 to rotate, so that the plant extract entering the filtering plate 15 can be filtered while being centrifuged, the filtering efficiency of the filtering plate 15 is improved, and the separation and purification efficiency of the plant extract is improved;

the first filtering component 10, the second filtering component 11 and the filtering plate 15 are arranged to sequentially filter the plant extracting solution entering the filtering box 13, so that the filtering effect is improved, impurities are thoroughly separated out, and the plant extracting solution is kept at a high purification degree;

opening the second valve 181, starting the high-pressure pump 19, and allowing the plant extract filtered by the filter plate 15 to enter the purification tank 33 through the second connecting pipe 18 and the third connecting pipe 20 for further purification;

after the plant extracting solution enters the purifying box 33, the heating temperature is set by using the controller, the heater 22 can heat the plant extracting solution in the purifying box 33 for concentration and purification, the second motor 27 drives the second rotating rod 25, the first stirring blade 21 and the second stirring blade 23 to rotate, so that the plant extracting solution is fully heated, evaporated steam and essential oil enter the cooling pipe 34 through the fourth connecting pipe 28, the evaporated steam and the essential oil are condensed and then enter the recovery tank 31 through the fifth connecting pipe 35 under the action of cooling liquid, and finally the evaporated steam and the essential oil can be discharged from the second discharging pipe 32, so that subsequent further separation is facilitated, after the plant extracting solution in the purifying box 33 is concentrated and purified, the discharging valve 241 is opened, and the plant extracting solution is discharged through the first discharging pipe 24;

an operator can detach the cover plate 36 by using the third handle 361, so that plant residues on the tops of the first filtering component 10 and the second filtering component 11 are cleaned, the first handle 101 is pulled, after the operator detaches the first filtering component 10, the first screw 106 is detached, the second fixing plate 105 and the second perforated plate 107 are moved upwards, the first filtering membrane 104 can be taken out and replaced conveniently, the thickness between the first perforated plate 103 and the second perforated plate 107 is the same as that between the first filtering membrane 104, and the first filtering membrane 104 is clamped between the first perforated plate 103 and the second perforated plate 107, so that the first filtering membrane 104 can be prevented from being damaged in the filtering process, and the service life of the first filtering membrane 104 is prolonged;

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A plant extract separating and purifying device comprises a crushing box (2), a filter box (13), a purifying box (33), a cooling box (29) and a recovery tank (31) which are sequentially arranged, and is characterized in that a first filter component (10) and a second filter component (11) are detachably connected in the filter box (13), the second filter component (11) is positioned below the first filter component (10), a material guide plate (12) is arranged below the second filter component (11), a filtering cavity formed by filter plates (15) is arranged below the material guide plate (12), a first rotating rod (16) is fixedly connected at the bottom of the filter plates (15), the first rotating rod (16) is fixedly connected with an output shaft of a first motor (17), the first motor (17) is fixedly arranged at the bottom of the filter box (13), both sides of the filter plate (15) are fixedly connected with limiting rods (14), and the limiting rods (14) are rotatably connected with the filter box (13);

first filtering component (10) include first fixed plate (102), first fixed plate (102) fixedly connected with first in command (101) and first perforated plate (103), can dismantle through first screw (106) on first fixed plate (102) and be connected with second fixed plate (105), second fixed plate (105) fixedly connected with second perforated plate (107), second perforated plate (107) with first filtration membrane (104) have been placed between first perforated plate (103), first fixed plate (102) with the junction of rose box (13) is provided with sealed the pad.

2. The plant extracting solution separating and purifying device according to claim 1, wherein the second filtering component (11) comprises a third fixing plate (112), the third fixing plate (112) is fixedly connected with a second handle (111) and a third porous plate (113), the third fixing plate (112) is detachably connected with a fourth fixing plate (115) through a second screw (116), the fourth fixing plate (115) is fixedly connected with a fourth porous plate (117), a second filtering membrane (114) is placed between the fourth porous plate (117) and the third porous plate (113), and a sealing gasket is arranged at the joint of the third fixing plate (112) and the filtering box (13).

3. The plant extracting solution separating and purifying device according to claim 1, wherein a feeding port (1) is formed in the top of the pulverizing box (2), stationary blades (5) are fixedly connected to two sides of the inner wall of the pulverizing box (2), a pulverizing wheel (3) is arranged between the stationary blades (5), a rotating shaft (4) is fixedly connected to the pulverizing wheel (3), an output shaft of a driving motor is fixedly connected to the rotating shaft (4), the driving motor is fixedly installed on the pulverizing box (2), the pulverizing box (2) is connected with the filtering box (13) through a first connecting pipe (8), and a first connecting pipe valve (81) is arranged on the first connecting pipe (8).

4. The plant extract separating and purifying device as claimed in claim 1, wherein a support plate (6) is obliquely arranged at the bottom of the crushing box (2), the angle between the support plate (6) and the bottom of the crushing box (2) is 30-60 degrees, and a vibrator (7) is arranged at the bottom of the support plate (6).

5. The plant extract separating and purifying device according to claim 1, wherein a second connecting pipe (18) is disposed at the bottom of the filtering tank (13), the second connecting pipe (18), the high pressure pump (19), the third connecting pipe (20), and the purifying tank (33) are sequentially connected, and a second valve (181) is disposed on the second connecting pipe (18).

6. The plant extracting solution separating and purifying device according to claim 1, wherein a second motor (27) is fixedly connected to one side of the purifying box (33), a second rotating rod (25) is fixedly connected to an output shaft of the second motor (27), the rotating rod (25) extends into the purifying box (33), a first stirring blade (21) and a second stirring blade (23) are alternately arranged on the rotating rod (25), and a heater (22) and a temperature sensor (26) are arranged on the inner wall of the bottom of the purifying box (33).

7. The plant extracting solution separating and purifying device as claimed in claim 1, wherein a cover plate (36) is screwed on the filtering box (13), and a third handle (361) is arranged on the cover plate (36).

8. The plant extract separating and purifying apparatus according to claim 1, wherein the purifying tank (33) is connected to a cooling pipe (34) through a fourth connecting pipe (28), the cooling pipe (34) is disposed inside the cooling tank (29), the cooling pipe (34) is connected to the recycling tank (31) through a fifth connecting pipe (35), and the cooling tank (29) contains a cooling liquid therein.

9. The apparatus for separating and purifying plant extract as claimed in claim 8, wherein the cooling tube (34) is S-shaped, and the surface of the cooling tube (34) is provided with a heat conducting layer (30).

10. The plant extracting solution separating and purifying device according to any one of claims 1 to 9, wherein an extruding component (9) is arranged on the top of the filtering box (13), the extruding component (9) comprises a hydraulic cylinder (91), a hydraulic telescopic rod (92) and a pressing plate (93), the hydraulic cylinder (91) is fixedly installed on the top of the filtering box (13), the hydraulic telescopic rod (92) is connected to the hydraulic cylinder (91), and the pressing plate (93) is fixedly connected to the bottom of the hydraulic telescopic rod (92).