CN211111952U

CN211111952U - Little algae cell broken wall machine

Info

Publication number: CN211111952U
Application number: CN201921598917.0U
Authority: CN
Inventors: 米顺利; 高程海; 易湘茜; 刘永宏; 苏志维; 黄亮华; 谢沛桃; 唐梅
Original assignee: Guangxi University of Chinese Medicine
Current assignee: Guangxi University of Chinese Medicine
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-07-28
Anticipated expiration: 2029-09-25

Abstract

The utility model discloses a microalgae cell wall breaking machine, which comprises a supporting frame, a sealing cylinder arranged on the supporting frame, and a stirring device arranged at the upper end of the sealing cylinder, wherein the lower end of the sealing cylinder is provided with a pressurizing device for air-blowing and pressurizing the sealing cylinder, and the upper end of the sealing cylinder is also provided with a pressure relief valve and a vacuum pumping device so as to form a pressure difference wall breaking system for microalgae, an inner cylinder structure which is rotationally connected with the sealing cylinder is arranged in the sealing cylinder, the inner cylinder structure comprises an inner cylinder body and an inner cylinder blade arranged on the inner side wall of the inner cylinder body, the rotating direction of the inner cylinder structure is opposite to the rotating direction of the stirring device to form a stirring, cutting and wall breaking system, the upper end of the sealing cylinder is also provided with a pressure detection device, and the pressure detection device, the stirring device, the inner cylinder structure, the vacuumizing device, the pressure release valve and the pressurizing device are respectively in signal connection with a controller. Through the utility model discloses can effectively improve broken wall effect and quality, improve production efficiency.

Description

Little algae cell broken wall machine

Technical Field

The utility model belongs to little algae processing field especially relates to a little algae cell wall breaking machine.

Background

Microalgae are microscopic groups of algae whose morphology can only be discerned under a microscope. Microalgae generally refers to a general term for microorganisms that contain chlorophyll a and are capable of photosynthesis, and belongs to a group of protists. The microalgae has a plurality of types and wide physiological and biochemical characteristic ranges, so the microalgae can generate a plurality of bioactive substances with unique functions, such as fat, polysaccharide, protein, carotenoid and the like, and has important development value in the fields of medicine, food, aquaculture and the like. When the microalgae powder is processed, the cell wall breaking treatment of the microalgae powder is a necessary process. However, the existing microalgae cell wall breaking technology and equipment can not comprehensively, effectively and quickly break the wall of microalgae cells, thereby affecting the production and processing efficiency and the product quality and being incapable of meeting the production requirement.

Disclosure of Invention

The utility model aims at providing a little algae cell broken wall machine can effectively improve cell broken wall effect and quality, improves production efficiency.

To achieve the purpose, the utility model provides a microalgae cell wall breaking machine, which comprises a support frame, a sealing cylinder arranged on the support frame, a stirring device arranged at the upper end of the sealing cylinder and used for stirring microalgae in the sealing cylinder, a cylinder feed inlet arranged at the upper end of the sealing cylinder and a cylinder discharge outlet arranged at the lower end of the sealing cylinder, wherein the lower end of the sealing cylinder is provided with a pressurizing device used for pressurizing and blowing air in the sealing cylinder, the upper end of the sealing cylinder is also provided with a pressure relief valve used for adjusting the air pressure in the sealing cylinder and a vacuumizing device used for vacuumizing the sealing cylinder so as to form a differential pressure wall breaking system for microalgae, an inner cylinder structure rotationally connected with the sealing cylinder is arranged in the sealing cylinder, the inner cylinder structure comprises an inner cylinder body and an inner cylinder blade arranged on the inner side wall of the inner cylinder body and used for cutting wall breaking of microalgae, the rotation direction of the inner cylinder structure is opposite to the, the upper end of the sealing cylinder is also provided with a pressure detection device, and the pressure detection device, the stirring device, the inner cylinder structure, the vacuumizing device, the pressure release valve and the pressurizing device are respectively in signal connection with a controller.

Preferably, be provided with the barrel bleeder valve on the barrel discharge gate, barrel bleeder valve ejection of compact one end is connected with a high-pressure broken wall device, high-pressure broken wall device includes the ejector of being connected with barrel bleeder valve ejection of compact one end, the casing of being connected with the ejector, set up in the casing and be used for the little algae suspension that the ejector jetted out to the ejector to cut the rotary blade group of broken wall with the ejector cooperation and set up in the casing outside and be connected with rotary blade group and be used for the driven blade group drive arrangement of rotary blade group, casing lateral part lower extreme is provided with the discharging pipe, be provided with the bleeder valve on the discharging pipe, ejector, blade group drive arrangement and bleeder valve respectively with controller signal connection.

Preferably, the rotating blade group comprises two driving shafts which are arranged on the shell in parallel and are connected with the shell in a rotating mode and a plurality of blade group blades which are arranged on the driving shafts, the same ends of the two driving shafts penetrate through the shell respectively and are connected through a gear set, any one of the driving shafts is connected with the blade group driving device, and the blades on the two driving shafts are arranged in a contact mode at intervals in sequence to form a vertical cutting structure.

Preferably, this broken wall machine still is provided with circulation structure, circulation structure includes that one end is connected with the discharging pipe between bleeder valve and the casing and the other end and the circulating pipe that the barrel feed inlet is connected, sets up the circulating valve that is close to discharging pipe one end on the circulating pipe and sets up the circulating pump on the circulating pipe, the circulating pump is connected with controller signal.

Preferably, the inner cylinder structure further comprises a bottom plate arranged at the lower end of the inner cylinder body, a support ring arranged on the outer side of the inner cylinder body in parallel and used for supporting the inner cylinder body, and an inner cylinder body driving device arranged at the lower end of the sealing cylinder body and used for penetrating the sealing cylinder body to be connected with the bottom plate, sliding blocks which are connected with the inner side wall of the sealing cylinder body in a sliding mode and used for positioning the inner cylinder body are symmetrically arranged on the support ring, a plurality of through holes used for allowing microalgae suspension to flow through are formed in the bottom plate, and the inner cylinder body driving.

Preferably, the cutting edges of the inner cylinder blades are arranged obliquely towards the rotating direction, and a side wall opening which penetrates through the inner cylinder body and is used for microalgae suspension to flow through is arranged between the inner cylinder blades.

Preferably, the inner barrel blade is provided with a long blade and a short blade and the long blade and the short blade are spaced apart.

Preferably, the relief valve sets up on the pressure release pipe on the sealed section of thick bamboo, evacuating device includes the evacuation pipe of being connected with the pressure release pipe between relief valve and the sealed section of thick bamboo, sets up in the vacuum pump of evacuation pipe other end and sets up in the evacuation valve of evacuation pipe, evacuation valve, vacuum pump are respectively with controller signal connection.

Preferably, the pressurizing device comprises a pressurizing pipe connected with the lower end of the sealing barrel, an air pressure source arranged at the other end of the pressurizing pipe and a pressurizing valve arranged on the pressurizing pipe, a heating device is arranged at an air outlet of the air pressure source, a temperature measuring device used for detecting the temperature in the sealing barrel is further arranged on the sealing barrel, and the air pressure source, the heating device, the temperature measuring device and the pressurizing valve are respectively in signal connection with the controller to form a temperature and pressure control structure.

Preferably, a mechanical pressure gauge is further arranged at the upper end of the sealing barrel, a liquid level observation device used for observing the liquid level in the sealing barrel is further arranged on the side wall of the sealing barrel, and the upper end and the lower end of the liquid level observation device are respectively communicated with the sealing barrel.

Compared with the prior art, the utility model, its beneficial effect lies in:

the utility model discloses in form pressure differential broken wall system and stirring cutting broken wall system cooperation work through the setting, can effectively improve cell wall effect and quality, improve production efficiency. The utility model discloses in carry out high-pressure injection and relative rotation's rotatory blade group through setting up high-pressure broken wall device and strike the cutting for can further improve cell wall effect and quality, cooperate circulating structure simultaneously, make little algae after high-pressure broken wall device handles fail to reach the broken wall requirement, can further handle in circulating sealed section of thick bamboo with little algae suspension in the high-pressure broken wall device, thereby can effectively guarantee the treatment quality. The utility model discloses in through setting up pressure device in a sealed lower extreme, carry out the drum gas through a sealed lower extreme for high-pressure gas can up blow the little algae of lower floor through the perforation, improves the homogeneity that the broken wall was handled, improves broken wall efficiency and quality. The utility model discloses in control through the controller for control is convenient, improves intellectuality.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the inner tube structure of the present invention;

FIG. 3 is a schematic view of the structure of the middle rotary blade set of the present invention

Fig. 4 is a block diagram of the control structure of the present invention.

Detailed Description

The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.

As shown in fig. 1-4, the utility model provides a microalgae cell wall breaking machine, which comprises a supporting frame, a sealing cylinder 1 arranged on the supporting frame, a stirring device 5 arranged at the upper end of the sealing cylinder 1 for stirring microalgae in the sealing cylinder 1, a cylinder feed inlet 11 arranged at the upper end of the sealing cylinder 1 and a cylinder discharge outlet 12 arranged at the lower end of the sealing cylinder 1, wherein the lower end of the sealing cylinder 1 is provided with a pressurizing device 3 for pressurizing the sealing cylinder 1 by air blowing, the upper end of the sealing cylinder 1 is also provided with a pressure relief valve 15 for adjusting the air pressure in the sealing cylinder 1 and a vacuumizing device 6 for vacuumizing the sealing cylinder 1, so as to form a pressure difference wall breaking system for microalgae, an inner cylinder structure 2 rotationally connected with the sealing cylinder 1 is arranged in the sealing cylinder 1, the inner cylinder structure 2 comprises an inner cylinder 21 and an inner cylinder blade 22 arranged on the inner side wall 21 of the inner cylinder for cutting microalgae, the rotating direction of the inner cylinder structure 2 is opposite to the rotating direction of the stirring device 5 to form a stirring, cutting and wall breaking system, the upper end of the sealing cylinder 1 is also provided with a pressure detection device 17, and the pressure detection device 17, the stirring device 5, the inner cylinder structure 2, the vacuumizing device 6, the pressure release valve 15 and the pressurizing device 3 are respectively in signal connection with a controller 100. The upper end of the sealing cylinder 1 is also provided with a mechanical pressure gauge 16, the side wall of the sealing cylinder 1 is also provided with a liquid level observation device 18 for observing the liquid level in the sealing cylinder 1, and the upper end and the lower end of the liquid level observation device 18 are respectively communicated with the sealing cylinder 1.

In this embodiment, the stirring device 5 comprises a stirring motor 51 disposed at the upper end of the sealing cylinder 1 and in signal connection with the controller 100, a stirring rotating shaft 52 connected with the stirring motor 51 and penetrating through the sealing cylinder 1 to reach the bottom position of the sealing cylinder 1, and a plurality of stirring blades 53 disposed on the stirring rotating shaft 52, the controller 100 is P L C and is provided with a control screen to improve operability, the high pressure and the vacuum degree in the sealing cylinder 1 can be set by the controller 100, the pressure detection device 17 is an air pressure sensor, a feeding sealing cover is disposed on the cylinder feed inlet 11, and the liquid level observation device 18 can be a liquid level observation column.

The barrel discharge port 12 is provided with a barrel discharge valve 13, one discharge end of the barrel discharge valve 13 is connected with a high-pressure wall breaking device 4, the high-pressure wall breaking device 4 comprises an ejector 44 connected with one discharge end of the barrel discharge valve 13, a housing 41 connected with the ejector 44, a rotary blade set 43 arranged in the housing 41 and matched with the ejector 44 for cutting and breaking walls of microalgae suspension ejected by the ejector 44, and a blade set driving device 42 arranged outside the housing 41 and connected with the rotary blade set 43 for driving the rotary blade set 43, the lower end of the side part of the housing 41 is provided with a discharge pipe 46, the discharge pipe 46 is provided with a discharge valve 45, and the ejector 44, the blade set driving device 42 and the discharge valve 45 are respectively in signal connection with the controller 100. The rotary blade group 43 comprises two driving shafts 431 which are arranged on the shell 41 in parallel and are rotatably connected with the shell 41 and a plurality of blade group blades 432 which are arranged on the driving shafts 431, the same ends of the two driving shafts 431 respectively penetrate through the shell 41 and are connected through a gear group 433, any one of the driving shafts 431 is connected with the blade group driving device 42, and the blades on the two driving shafts 431 are sequentially arranged in a contact manner at intervals to form a vertical cutting structure.

In this embodiment, the blade set drive 42 is a motor. The two driving shafts 431 are connected through the gear set 433, so that the two driving shafts 431 bring the blade set blade 432 to perform relative motion, when the microalgae suspension is ejected by the ejector 44, the blade set blade 432 rotates at a high speed against the microalgae suspension, and the wall breaking effect of the microalgae can be effectively improved.

The wall breaking machine is further provided with a circulating structure 8, the circulating structure 8 comprises a circulating pipe 81, a circulating valve 82 and a circulating pump 83, the circulating pipe 81 is provided with one end connected with the discharging pipe 46 between the discharging valve 45 and the shell 41, the other end is connected with the feeding hole 11 of the barrel body, the circulating valve 82 is arranged on the circulating pipe 81 and is close to one end of the discharging pipe 46, the circulating pump 83 is arranged on the circulating pipe 81, and the circulating pump 83 is in signal.

The inner cylinder structure 2 further comprises a bottom plate 23 arranged at the lower end of the inner cylinder 21, a plurality of support rings 24 arranged on the outer side of the inner cylinder 21 in parallel and used for supporting the inner cylinder 21, and an inner cylinder driving device 25 arranged at the lower end of the sealing cylinder 1 and connected with the bottom plate 23 through the sealing cylinder 1, wherein the support rings 24 are symmetrically provided with sliders 27 which are in sliding connection with the inner side wall of the sealing cylinder 1 and used for positioning the inner cylinder 21, the bottom plate 23 is provided with a plurality of through holes 26 for allowing microalgae suspension to flow through, and the inner cylinder driving device 25 is in signal connection with the controller 100. The cutting edges of the inner cylinder blades 22 are obliquely arranged towards the rotating direction, and side wall openings which penetrate through the inner cylinder body 21 and are used for microalgae suspension to flow through are formed among the inner cylinder blades 22, so that the microalgae suspension can be more effectively and quickly cut in a flowing manner, and the side wall openings can be arranged in a strip shape. Further, the inner cylinder blade 22 is provided with a long blade and a short blade and the long blade and the short blade are disposed at intervals.

In this embodiment, the inner cylinder driving means 25 is a motor. The bottom plate 23 is further provided with a horizontal support bar 28 for reinforcing the bottom plate 23 and the inner cylinder 21. The support rings 24 may be connected by vertical support rods for strength. When the microalgae cutting machine is used, the rotating directions of the inner cylinder driving device 25 and the stirring motor 51 are opposite, so that the cutting speed of the inner cylinder blade 22 and microalgae can be effectively increased, and the cutting effect is improved; stirring leaf 53 pushes away little algae toward the outside simultaneously in the work for the cutting is more powerful, and pressure device 3 blows little algae of lower floor up through high-pressure gas simultaneously, improves the homogeneity of broken wall processing, improves broken wall efficiency and quality.

The pressure relief valve 15 is arranged on the pressure relief pipe 14 on the sealing cylinder 1, the vacuumizing device 6 comprises a vacuumizing pipe 61 connected with the pressure relief pipe 14 between the pressure relief valve 15 and the sealing cylinder 1, a vacuum pump 63 arranged at the other end of the vacuumizing pipe 61 and a vacuumizing valve 62 arranged on the vacuumizing pipe 61, and the vacuumizing valve 62 and the vacuum pump 63 are respectively in signal connection with the controller 100. The pressurizing device 3 comprises a pressurizing pipe 31 connected with the lower end of the sealing barrel 1, an air pressure source 33 arranged at the other end of the pressurizing pipe 31 and a pressurizing valve 32 arranged on the pressurizing pipe 31, an air outlet of the air pressure source 33 is provided with a heating device 34, the sealing barrel 1 is also provided with a temperature measuring device 35 used for detecting the temperature in the sealing barrel 1, and the air pressure source 33, the heating device 34, the temperature measuring device 35 and the pressurizing valve 32 are respectively in signal connection with the controller 100 to form a temperature and pressure control structure. In the present embodiment, the air pressure source 33 is an air tank or an air compressor. The temperature measuring device 35 is a temperature sensitive resistor arranged at one side of the discharge port 12 of the cylinder body at the lower end of the sealing cylinder 1. The temperature measuring device 35 may be an infrared thermometer provided at the upper end of the sealing cylinder 1. Heating device 34 is electric heater for can heat pressurized gas, thereby can heat in the sealed section of thick bamboo 1, improve broken wall efficiency. The operation controller 100 controls the operation of the air pressure source 33, the pressurizing valve 32 and the heating device 34 according to the real-time detection signal set by the temperature measuring device 35 to ensure that the temperature in the sealing cylinder 1 is at the set temperature.

In this embodiment, when working, microalgae, water and cellulase are added through the feed inlet 11 of the cylinder body, so that the microalgae absorbs water and expands; the controller 100 controls the air pressure source 33 and the heating device 34 to work, the pressurizing valve 32 and the pressure relief valve 15 are opened to heat, after the temperature detected by the temperature measuring device 35 in real time reaches a set value, the controller 100 controls the pressure relief valve 15 and the heating device 34 to be closed, and meanwhile, the controller 100 can be used for controlling the stirring device 5 to rotate at a low speed or controlling the stirring device 5 and the inner cylinder structure 2 to rotate at a low speed in the heating process. Cutting the broken wall through controller 100 control agitating unit 5 and the high-speed rotation of inner tube structure 2, control atmospheric pressure source 33 simultaneously and continuously blast the gas pressurization, detect at pressure detection device 17 that sealed 1 internal pressure of section of thick bamboo reaches the setting value after, controller 100 control atmospheric pressure source 33 and ooze pressure valve 32 and close, relief valve 15 opens and carries out the pressure release, after 1 internal pressure of sealed section of thick bamboo reaches the ordinary pressure, controller 100 control relief valve 15 closes, then control evacuating device 6 opens and carries out the evacuation, after vacuum reaches the setting value in sealed 1 section of thick bamboo, controller 100 control evacuating device 6 closes, relief valve 15 opens and pressurizes and makes the recovery ordinary pressure, thereby accomplish a pressure differential broken wall. After the pressure difference wall breaking of the setting number of times is completed, the controller 100 controls the discharge valve 13 of the cylinder body and the high-pressure wall breaking device 4 to be opened for high-pressure jet cutting wall breaking, and then the discharge valve 45 is controlled to be opened for discharging. Check the detection at bleeder valve 45, if little algae broken wall is handled and does not reach the target of setting for, then close through controller 100 control bleeder valve 45, open circulation structure 8 and circulate through high-pressure broken wall device 4 and cut broken wall and pressure differential broken wall or cut once more in sealed section of thick bamboo 1 for the broken wall is handled to little algae and is reached the settlement effect. Through the utility model discloses can effectively improve broken wall effect and quality, improve production efficiency.

The foregoing is merely a preferred embodiment of the invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive of other embodiments, and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the invention as expressed in the above teachings or as known to the person skilled in the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. A microalgae cell wall breaking machine comprises a support frame, a sealing barrel (1) arranged on the support frame, a stirring device (5) arranged at the upper end of the sealing barrel (1) and used for stirring microalgae in the sealing barrel (1), a barrel feed inlet (11) arranged at the upper end of the sealing barrel (1) and a barrel discharge outlet (12) arranged at the lower end of the sealing barrel (1), and is characterized in that a pressurizing device (3) used for performing air blowing pressurization on the sealing barrel (1) is arranged at the lower end of the sealing barrel (1), a pressure relief valve (15) used for adjusting the air pressure in the sealing barrel (1) and a vacuumizing device (6) used for vacuumizing the sealing barrel (1) are further arranged at the upper end of the sealing barrel (1), so that a pressure difference wall breaking system is formed on the microalgae, and an inner barrel structure (2) rotationally connected with the sealing barrel (1) is arranged in the sealing barrel (1), inner tube structure (2) include inner tube body (21) and set up and be used for cutting inner tube blade (22) of broken wall to little algae on inner tube body (21) inside wall, the direction of rotation and agitating unit (5) opposite direction of rotation of inner tube structure (2) form the stirring and cut broken wall system, sealed section of thick bamboo (1) upper end still is provided with pressure measurement device (17), agitating unit (5), inner tube structure (2), evacuating device (6), relief valve (15) and pressure device (3) respectively with a controller (100) signal connection.

2. A microalgae cell wall breaking machine according to claim 1, characterized in that a cylinder discharge valve (13) is arranged on the cylinder discharge port (12), the discharge end of the cylinder discharge valve (13) is connected with a high-pressure wall breaking device (4), the high-pressure wall breaking device (4) comprises an ejector (44) connected with the discharge end of the cylinder discharge valve (13), a housing (41) connected with the ejector (44), a rotating blade set (43) arranged in the housing (41) and matched with the ejector (44) for cutting wall breaking of microalgae suspension ejected by the ejector (44), and a blade set driving device (42) arranged outside the housing (41) and connected with the rotating blade set (43) for driving the rotating blade set (43), a discharge pipe (46) is arranged at the lower end of the side of the housing (41), and a discharge valve (45) is arranged on the discharge pipe (46), the ejector (44), the blade set driving device (42) and the discharge valve (45) are respectively in signal connection with the controller (100).

3. A microalgae cell wall breaking machine according to claim 2, characterized in that the rotating blade set (43) comprises two driving shafts (431) which are arranged on the housing (41) in parallel and are rotatably connected with the housing (41) and a plurality of blade set blades (432) which are arranged on the driving shafts (431), the same ends of the two driving shafts (431) are respectively connected through the housing (41) by a gear set (433), wherein any one driving shaft (431) is connected with the blade set driving device (42), and the blades on the two driving shafts (431) are sequentially arranged in a spaced contact manner to form a vertical cutting structure.

4. A microalgae cell wall breaking machine according to claim 2, characterized in that the wall breaking machine is further provided with a circulating structure (8), the circulating structure (8) comprises a circulating pipe (81) with one end connected with a discharge pipe (46) between the discharge valve (45) and the shell (41) and the other end connected with the feeding port (11) of the barrel body, a circulating valve (82) arranged on the circulating pipe (81) near one end of the discharge pipe (46) and a circulating pump (83) arranged on the circulating pipe (81), and the circulating pump (83) is in signal connection with the controller (100).

5. A microalgae cell wall breaking machine according to claim 1, characterized in that the inner cylinder structure (2) further comprises a bottom plate (23) disposed at the lower end of the inner cylinder (21), a plurality of support rings (24) disposed in parallel at the outer side of the inner cylinder (21) for supporting the inner cylinder (21), and an inner cylinder driving device (25) disposed at the lower end of the sealing cylinder (1) and connected with the bottom plate (23) through the sealing cylinder (1), the support rings (24) are symmetrically provided with sliders (27) slidably connected with the inner side wall of the sealing cylinder (1) for positioning the inner cylinder (21), the bottom plate (23) is provided with a plurality of through holes (26) for microalgae suspension to flow through, and the inner cylinder driving device (25) is in signal connection with the controller (100).

6. A microalgae cell wall-breaking machine according to claim 1 or 5, characterized in that the cutting edges of the inner cylinder blades (22) are arranged obliquely towards the rotation direction, and a side wall opening penetrating the inner cylinder (21) for microalgae suspension to flow through is arranged between the inner cylinder blades (22).

7. A microalgae cell wall breaking machine according to claim 6, characterized in that the inner cylinder blade (22) is provided with a long blade and a short blade and the long blade and the short blade are arranged at intervals.

8. A microalgae cell wall breaking machine according to claim 1, characterized in that the pressure relief valve (15) is arranged on a pressure relief pipe (14) on the sealing cylinder (1), the vacuum pumping device (6) comprises a vacuum pumping pipe (61) connected with the pressure relief valve (15) and the pressure relief pipe (14) between the sealing cylinder (1), a vacuum pump (63) arranged at the other end of the vacuum pumping pipe (61) and a vacuum pumping valve (62) arranged on the vacuum pumping pipe (61), and the vacuum pumping valve (62) and the vacuum pump (63) are respectively in signal connection with the controller (100).

9. The microalgae cell wall breaking machine according to claim 1, characterized in that the pressurizing device (3) comprises a pressurizing pipe (31) connected with the lower end of the sealing cylinder (1), an air pressure source (33) arranged at the other end of the pressurizing pipe (31) and a pressurizing valve (32) arranged on the pressurizing pipe (31), a heating device (34) is arranged at an air outlet of the air pressure source (33), a temperature measuring device (35) for detecting the temperature in the sealing cylinder (1) is further arranged on the sealing cylinder (1), and the air pressure source (33), the heating device (34), the temperature measuring device (35) and the pressurizing valve (32) are respectively in signal connection with the controller (100) to form a temperature and pressure control structure.

10. A microalgae cell wall breaking machine according to claim 1, characterized in that a mechanical pressure gauge (16) is further arranged at the upper end of the sealing cylinder (1), a liquid level observation device (18) for observing the liquid level in the sealing cylinder (1) is further arranged on the side wall of the sealing cylinder (1), and the upper end and the lower end of the liquid level observation device (18) are respectively communicated with the sealing cylinder (1).