CN217297845U

CN217297845U - Laboratory algae cultivation equipment

Info

Publication number: CN217297845U
Application number: CN202122835860.5U
Authority: CN
Inventors: 卢星宏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-08-26
Anticipated expiration: 2031-11-18

Abstract

The application discloses laboratory algae culture apparatus, including: at least one culture module and a pipeline module; wherein the culture module is provided with a culture dish unit and a feeding unit; the culture dish unit is provided with a culture container and a first cover body assembly; the feeding unit is provided with a supply container and a second cover body component; the first cover body assembly is provided with a first air inlet joint and a first communication joint, and the second cover body assembly is provided with a second air inlet joint and a second communication joint; the pipeline module is provided with a communicating pipe connected between the first communicating joint and the second communicating joint and a liquid discharge pipe connected with the communicating pipe; the gas can enter the culture container or the supply container through the first gas inlet joint or the second gas inlet joint, so that the culture solution in the culture container enters the communicating pipe and the liquid discharge pipe, or the supply material contained in the supply container enters the culture container through the communicating pipe.

Description

Laboratory algae culture equipment

Technical Field

The present disclosure relates to a laboratory algae cultivation apparatus, and more particularly, to a laboratory algae cultivation apparatus for cultivating algae seedlings or algae with small amount of diversity.

Background

Algae can effectively utilize light energy, carbon dioxide, water and inorganic salt to synthesize protein, fat, carbohydrate and high value-added bioactive substances, and has stronger growth potential than high-grade plants due to extremely high light conversion nutrient utilization efficiency, so that the culture of algae is widely regarded.

Currently, in the technical field of algae cultivation, most technical researches are directed to improvement of technologies for cultivating algae in large quantities. However, the cultivation of algal seedlings for cultivating algae in large quantities and the analysis of optimum cultivation conditions for various algae are performed by relying on laboratory cultivation techniques. However, most of the existing laboratory algae cultivation techniques still rely on manual operation, have low automation degree, are difficult to control the growth conditions of algae, and are easy to inadvertently pollute culture solution and culture containers in the operation process, thereby causing the situation of algae cultivation failure.

Because of the above reasons, the disadvantages of the existing laboratory algae cultivation facilities are caused, and it is one of the important issues to be solved by the business how to overcome the above disadvantages by changing the design through the system intelligent automatic control and improving the cause and structure redesign and adjustment.

SUMMERY OF THE UTILITY MODEL

The technical problem that this application will be solved lies in, provides a laboratory algae cultivation equipment to the not enough of current laboratory algae cultivation technique.

In order to solve the above technical problem, one of the technical solutions adopted in the present application is to provide a laboratory algae cultivation apparatus, which includes: at least one culture module 1, at least one of said culture modules comprising: a culture dish unit having a culture container, and a first lid assembly provided at an opening of the culture container, the first lid assembly having a first lid body, and a first air inlet joint, a first communication joint, and a first extension pipe connected to a lower end of the first communication joint, which are provided through the first lid body; the lower end of the first extension tube extends downward to a position near the bottom of the culture vessel; a feeding unit, wherein the feeding unit is provided with a supply container and a second cover body assembly arranged at the opening of the supply container, the second cover body assembly is provided with a second cover body, a second air inlet joint, a second communication joint and a second extension pipe, the second air inlet joint, the second communication joint and the second extension pipe are arranged on the second cover body in a penetrating way, and the second extension pipe is connected to the lower end of the second communication joint; the lower end of the second extension pipe extends downward to a position near the bottom of the replenishment container; and a pipeline module, the pipeline module comprising: at least one communication pipe connected to the first and second communication joints of at least one of the culture modules such that the culture dish unit and the feeding unit can communicate with each other through the at least one communication pipe; one end of at least one liquid discharge pipe is connected to the position, between the first communicating joint and the second communicating joint, of at least one communicating pipe; wherein the first gas inlet joint and the second gas inlet joint are respectively capable of allowing gas with pressure to enter the culture container or the replenishment container, so that the fluid contained in the culture container or the fluid contained in the replenishment container can be discharged through the first communication joint or the second communication joint; at least one of the communicating pipes is also provided with a first outlet control valve positioned between the corresponding culture dish unit and the liquid discharge pipe and a second outlet control valve positioned between the corresponding liquid discharge pipe and the feeding unit, and the liquid discharge pipe is provided with a third outlet control valve; the first outlet control valve, the second outlet control valve, and the third outlet control valve are configured to be capable of being opened or closed, respectively.

In an optional embodiment of the present application, the pipeline module further includes: the pneumatic pipeline is connected with a pneumatic supply module and is also provided with at least one first air inlet pipe connected with the first air inlet connector of at least one culture module and at least one second air inlet pipe connected with the second air inlet connector of at least one culture module, so that compressed air supplied by the pneumatic supply module can enter the corresponding culture container through at least one first air inlet pipe or enter the corresponding replenishment container through at least one second air inlet pipe; and the fluid conveying pipe is connected with the liquid discharge pipe of at least one culture module, so that the communicating pipe of at least one culture module is connected with the fluid conveying pipe through the liquid discharge pipe.

In an alternative embodiment of the present application, each of the first gas inlet pipes is provided with a first gas inlet control valve, each of the second gas inlet pipes is provided with a second gas inlet control valve, and each of the first gas inlet control valve and the second gas inlet control valve is configured to be opened or closed individually, so as to control whether gas can enter the corresponding culture container or the corresponding supply container through each of the first gas inlet pipes or each of the second gas inlet pipes.

In an alternative embodiment of the present application, the number of the cultivation modules is limited to a plurality, the pneumatic pipeline is configured to have the first air inlet pipe and the second air inlet pipe corresponding to a plurality of sets of the plurality of cultivation modules, and the first air inlet connector and the second air inlet connector of each of the cultivation modules are respectively connected to the first air inlet pipe and the second air inlet pipe of the corresponding cultivation module; the liquid discharge pipe of each of the culture modules is connected to the fluid delivery pipe.

In an alternative embodiment of the present application, at least one fluid shut-off valve is provided on each of the fluid delivery pipes at a position between two of the liquid discharge pipes of any two adjacent cultivation modules.

In an alternative embodiment of the present application, the fluid delivery pipe is connected to a liquid storage module for collecting the culture solution discharged from the culture dish units of the plurality of culture modules through the liquid discharge pipe.

An alternative embodiment of the present application, further comprising: a culture solution monitoring module and an algae growth monitoring module connected to the fluid delivery pipe; wherein the broth monitoring module has one or more of sensors to monitor the temperature, nutrient salt concentration, carbon dioxide concentration, or oxygen concentration of the broth, the algae growth monitoring module has an optical analysis component to monitor the size of algae within the broth, or the color of the broth, or the turbidity of the broth.

An alternative embodiment of the present application, further comprising: a control module, coupled to the pipeline module, the culture solution monitoring module, and the algae growth monitoring module, for controlling the pipeline module, the culture solution monitoring module, and the algae growth monitoring module.

In an optional embodiment of the present application, each of the first intake pipes is further provided with a first pressure control valve, and each of the second intake pipes is further provided with a second pressure control valve; at least one of the first pressure control valve and the second pressure control valve is configured to be capable of being opened in a state where a gas pressure of at least one of the first intake pipe or the second intake pipe is greater than a threshold value, thereby adjusting a gas pressure of at least one of the first intake pipe or the second intake pipe.

In an alternative embodiment of the present application, the supply container of each of the culture modules is detachably connected to the second cover assembly.

One of the advantages of the present application is that each of the culture modules of the feeding unit of the present application is that the feeding container is connected to the culture unit through the communicating pipe, and can be controlled by air pressure to make the feeding substance contained in the feeding container conveyed into the culture container. The culture container can be connected with the fluid conveying pipe through the communicating pipe and the liquid discharge pipe, and the culture solution in the culture container can be conveyed to the fluid conveying pipe through an air pressure control means, and the operations can be completed through the air pressure control means and means for controlling the opening or closing of different control valves on the communicating pipe and the liquid discharge pipe, so that the operation procedure for culturing algae in a laboratory can be simplified, and the condition that the algae culture container and the culture solution are polluted due to manual operation is avoided.

For a better understanding of the nature and technical content of the present application, reference should be made to the following detailed description and accompanying drawings, which are provided for purposes of illustration and description only and are not intended to limit the present application.

Drawings

FIG. 1 is a schematic diagram of a laboratory algae cultivation apparatus of the present application.

FIG. 2 is a schematic view of an embodiment of the present application having multiple sets of culture modules interconnected to form the laboratory algae cultivation apparatus.

FIG. 3 is a schematic view of the operation of multiple sets of culture modules for transferring culture medium to each other.

Detailed Description

The following is a description of the embodiments of the "laboratory algae cultivation apparatus" disclosed in the present application with reference to specific embodiments, and those skilled in the art can understand the advantages and effects of the present application from the disclosure of the present application. The present application is capable of other and different embodiments and its several details are capable of modifications and variations in various respects, all without departing from the present application. The drawings in the present application are for illustrative purposes only and are not intended to be drawn to scale. The following embodiments will further explain the related art of the present application in detail, but the disclosure is not intended to limit the scope of the present application. In addition, the term "or" as used herein should be taken to include any one or combination of more of the associated listed items as the case may be.

Referring to fig. 1, an embodiment of the present application provides a laboratory algae cultivation apparatus, including: at least one culture module 1, and a piping module 2 connecting at least one of the culture modules 1.

Wherein each culture module 1 comprises: a culture dish unit 10, and a feeding unit 20. In this embodiment, the culture dish unit 10 includes: a culture vessel 11, and a first cover assembly 12 disposed at an opening of the culture vessel 11. The feeding unit 20 comprises: a supply container 21, and a second cover assembly 22 disposed at an opening of the supply container 21.

The culture container 11 can be a glass bottle or a container made of transparent plastic or other polymer materials, and the culture container 11 is used for containing a culture solution for culturing algae and allowing the algae in the culture solution to grow inside the culture container 11. The culture container 11 is substantially shaped as a cylindrical container having an opening at the upper end and a closed bottom at the lower end, and the culture container 11 can be made of a light-transmitting material so that light can pass through the culture container 11 to allow photosynthesis of algae in the culture solution inside the culture container 11 by light.

The first cover assembly 12 has a first cover body 121, a first air inlet connector 122 penetrating the first cover body 121, and a first communication connector 123. The lower end of the first communication joint 123 is further connected to a first extension pipe 124, and the bottom end of the first extension pipe 124 extends downward to a position close to the bottom of the culture vessel.

The first communication joint 123 and the first extension pipe 124 form a communication channel for allowing a fluid to enter the inside of the culture vessel 11 or allowing a fluid contained in the inside of the culture vessel 11 to flow out to the outside of the culture vessel 11. Therefore, the culture solution used for culturing algae can enter the culture container 11 through the first communication joint 123 and the first extension pipe 124, and after algae are cultured in the culture container 11, the culture solution can flow out of the culture container 11 through the first extension pipe 124 and the first communication joint 123, and nutrients, carbon dioxide, oxygen, or moisture required for the growth of algae can be added to the culture container 11 through the first communication joint 123 and the first extension pipe 124.

The first gas inlet joint 122 is capable of connecting one gas pressure pipe 50 of the pipe module 2, and is used to introduce gas into the culture container 11, and when gas under pressure enters the culture container 11, it is capable of pumping the fluid contained in the culture container 11 into the first extension pipe 124 and out of the first communication joint 123.

The feeding unit 20 has a supply container 21, and a second cover assembly 22 disposed at an opening of the supply container 21, the second cover assembly 22 has a second cover body 221, and a second air inlet connector 222, a second communication connector 223, and a second extension pipe 224 connected to a lower end of the second communication connector 223, which are disposed through the second cover body 221, and a lower end of the second extension pipe 224 extends downward to a position close to a bottom of the supply container 21.

The second air inlet joint 222 is also capable of connecting the pneumatic line 50 of the line module 2, so that a gas under pressure enters the supply container 21, and a fluid contained in the supply container 21 is pressure-fed into the second extension pipe 224 and flows out of the second communication joint 223.

The supply vessel 21 of the feeding unit 20 is used to contain supply materials of nutrient components, carbon dioxide, oxygen, supplementary culture solution, chemicals for adjusting the pH of the culture solution, and the like, which are required for culturing algae. The feeding unit 20 is connected to the culture dish unit 10 through one connection pipe 30 of the piping module 2, and can transfer the supplementary material contained in the supplementary container 21 into the culture container 11 through the connection pipe 30 to supply the culture container 11 with a supply of algae for cultivation.

In more detail, in the present embodiment, the replenishment container 21 of the feeding unit 20 is detachably coupled to the second cover body 221, thereby enabling an operator to easily replace the replenishment container 21. For example, in one embodiment of the feeding unit 20, the supply container 21 is screwed to the second cover body 221, so that an operator can remove the supply container 21 from the second cover body 221, and load the supply material into the supply container 21 and then return the supply material to the second cover body 221. Or the operator can prepare a plurality of replenishment containers 21 containing different replenishment materials in advance, and when the culture dish unit 10 requires a different type of replenishment material, connect the replenishment container 21 containing the replenishment material required by the culture dish unit 10 to the second cover body 221, thereby enabling the operator to easily replenish the different type of replenishment material into the culture dish unit 10.

The piping module 2 connects the culture dish unit 10 and the feeding unit 20 of at least one of the culture modules 1. In this embodiment, the pipeline module 2 includes: at least one of the communication pipes 30, at least one drain pipe 40, a pneumatic line 50, and a fluid delivery pipe 60.

Wherein at least one of the communication tubes 30 is connected to the first communication joint 123 and the second communication joint 223 of at least one of the culture modules 1 so that the culture dish unit 10 and the feeding unit 20 can communicate with each other through at least one of the communication tubes 30, and one end of at least one of the drain tubes is connected to at least one of the communication tubes 30 at a position between the first communication joint 123 and the second communication joint 223 through one of the three-way joints 31 provided on at least one of the communication tubes 30.

In this embodiment, at least one of the connection tubes 30 is further provided with a first outlet control valve 32 positioned between the corresponding culture dish unit 10 and the drain, a second outlet control valve positioned between the corresponding drain and the feeding unit 20, and a third outlet control valve 41. The pipeline module 2 can control the first outlet control valve 32, the second outlet control valve, and the third outlet control valve 41 to open or close respectively, so as to control the flow direction of the fluid discharged from at least one of the communication pipes 30 from the culture container 11 or the supply container 21.

The air pressure pipeline 50 is connected to an air pressure supply module 5, and the air pressure supply module 5 can be an air compressor, a compressed air bottle, or a plant air pressure pipeline, and is used for allowing compressed air with pressure to enter the air pressure pipeline 50. The pneumatic line 50 further has at least one first air inlet tube 51 connected to the first air inlet connector 122 of at least one of the incubation modules 1, and at least one second air inlet tube 52 connected to the second air inlet connector 222 of at least one of the incubation modules 1, so that compressed air can enter the corresponding incubation container 11 through at least one of the first air inlet tubes 51, or enter the interior of the corresponding replenishment container 21 through at least one of the second air inlet tubes 52.

In this embodiment, each of the first air inlet pipes 51 is provided with a first air inlet control valve 511, each of the second air inlet pipes 52 is provided with a second air inlet control valve 521, and the pipeline module 2 can control at least one of the first air inlet control valves 511 and at least one of the second air inlet control valves 521 to be opened or closed respectively, thereby controlling whether or not gas can enter the corresponding incubation container 11 or the corresponding replenishment container 21 through each of the first air inlet pipes 51 or each of the second air inlet pipes 52. In addition, in this embodiment, each of the first air inlet pipes 51 is further provided with a first pressure control valve 512, each of the second air inlet pipes 52 is further provided with a second pressure control valve 522, and at least one of the first pressure control valves 512 and at least one of the second pressure control valves 522 are configured to be capable of being opened in a state that the air pressure of the first air inlet pipe 51 or the second air inlet pipe 52 is greater than a threshold value, so as to control the air pressure of the first air inlet pipe 51 or the air pressure of the air inlet pipe 52 to the second air inlet pipe 52.

The fluid carrying pipe 60 is connected to the tip of the drain of each of the culture modules 1 so that the communicating tube 30 of at least one of the culture modules 1 is connected to the fluid carrying pipe 60 through the drain, and so that the fluid discharged from each of the culture modules 1 through the drain can flow into the fluid carrying pipe 60. In this embodiment, at least one three-way joint 61 is disposed on the fluid delivery pipe 60 at a position corresponding to at least one of the drainage pipes, so that one end of the drainage pipe relative to the communication pipe 30 can be connected to the fluid delivery pipe 60. The fluid transfer pipe 60 is further provided with at least one fluid shut-off valve 62, and the pipeline module 2 can control the flow direction of the fluid entering the fluid transfer pipe 60 through the drain pipe by controlling the at least one fluid shut-off valve 62 to be opened or closed respectively.

The laboratory algae cultivation apparatus of the present application can achieve the purpose of controlling the fluid transfer paths of the feeding unit 20 and the petri dish unit 10 of each of the cultivation modules 1 by opening or closing the first air intake control valve 511, the second air intake control valve 521, the first outlet control valve 32, the second outlet control valve 33, and the third outlet control valve 41 of the piping module 2 corresponding to each of the cultivation modules 1.

For example, as shown in FIG. 1, when the supplement material in the replenishment vessel 21 of at least one of the culture modules 1 is allowed to flow into the culture vessel 11 through the corresponding connection tube 30, the third outlet control valve 41 of the corresponding liquid discharge tube is closed, and the first outlet control valve 32 and the second outlet control valve of the connection tube 30 are opened, so that the supplement material discharged from the replenishment vessel 21 can be allowed to enter the replenishment vessel 21 through the connection tube 30 without entering the liquid discharge tube. When the fluid in the culture container 11 is to be discharged to the drain pipe, the second outlet control valve is closed, and the first outlet control valve 32 and the third outlet control valve 41 are opened, so that the fluid discharged from the culture container 11 can enter the drain pipe without entering the supply container 21.

In this embodiment, the fluid delivery pipe 60 is further connected to a liquid storage module 6 for collecting the culture solution discharged from the culture dish units 10 of the plurality of culture modules 1 through the liquid discharge pipe. In particular, the liquid storage module 6 of the present invention can be an algae cultivation tank for mass production of algae, and can also be a storage container for collecting culture liquid. After the cultivation of algae in the culture solution contained in at least one of the cultivation modules 1 is completed, the algae can be transported to the liquid storage module 6 through the fluid transport pipe 60 to perform another stage of algae cultivation.

The laboratory algae cultivation apparatus of the present application can further include: a culture monitoring module 3, and an algae growth monitoring module 4. Wherein the culture solution monitoring module 3 and the algae growth monitoring module 4 are connected to the fluid delivery pipe 60 such that the culture solution can be circulated to the culture solution monitoring module 3 or the algae growth monitoring module 4 through the fluid delivery pipe 60. The culture solution monitoring module 3 can be a monitoring device formed by integrating a plurality of sensors, and the culture solution monitoring module 3 can comprise one or more sensors for monitoring the temperature, the nutrient salt concentration, the carbon dioxide concentration or the oxygen concentration of the culture solution, so as to monitor the parameters of various algae growth conditions of the culture solution. The algae growth monitoring module 4 has an optical analysis component for monitoring the size of the algae in the culture solution, or the color of the culture solution, or the turbidity of the culture solution, for monitoring the growth of the algae in the culture solution, and for determining whether the algae in the culture solution has been cultured to be mature.

The utility model discloses a laboratory algae cultivation equipment still includes a control module 7, control module 7 can be the information equipment of a central control, perhaps be the information equipment that can be controlled through long-range online, control module 7 coupling is in pipeline module 2, with culture solution monitoring module 3 and algae growth monitoring module 4. The control module 7 can be used to control the control valves of the different pipes of the pipe module 2, so as to control each of the culture modules 1 to perform various control actions of replenishing the culture dish unit 10 with replenishment substances or transferring the culture fluid in the culture dish unit 10 to the fluid delivery pipe 60. In a preferred embodiment of the present application, the control module 7 can control the culture solution monitoring module 3 and the algae growth monitoring module 4 to monitor the monitoring data of the growth conditions of algae in the culture solution of at least one of the culture modules 1 and the growth condition of algae, and further control the feeding unit 20 to deliver the replenishment material to the culture dish unit 10 or control the culture dish unit 10 to deliver the culture solution with algae cultured to the fluid delivery pipe 60 according to the monitoring data of the growth conditions of algae or the growth condition of algae in the culture solution.

In addition, the control module 7 can be connected with a mobile phone 71 and a remote operation server 72 to provide a remote intelligent control function, and can be subjected to temperature rise and fall, illumination adjustment, PH increase and decrease, nutrition transmission, carbon dioxide transmission and the like on a computer, a mobile phone and a cloud server. And automatic operation can be carried out according to a set numerical value.

As shown in FIG. 2, there is an embodiment in which a plurality of sets of the culture modules 1 are combined to form the laboratory algae cultivation apparatus. In this embodiment, the pneumatic pipeline 50 of the pipeline module 2 is provided with a plurality of sets of the first air inlet pipe 51 and the second air inlet pipe 52 corresponding to the plurality of culture modules 1, and the first air inlet pipe 51 and the second air inlet pipe 52 of each set are respectively connected to the first air inlet joint 122 and the second air inlet joint 222 of the corresponding culture module 1. The drain of each of the culture modules 1 can be connected to the fluid transfer tube 60. And the fluid transfer tube 60 is provided with one fluid cutoff valve 62 at a position between any two adjacent liquid discharge tubes, respectively, for controlling whether or not the culture liquids in the plurality of culture modules 1 can flow through each other.

In this embodiment, the feeding unit 20 of each culture module 1 is controlled by the different control valves of the pipeline module 2 to supply the feeding substances to the culture dish unit 10, and the culture dish unit 10 of each culture module 1 is also capable of delivering the culture solution to the fluid delivery pipe 60. In addition, in the present embodiment, the plurality of culture modules 1 of the laboratory algae cultivation apparatus can transfer the culture solution to each other through the piping module 2.

For example, as shown in fig. 3, this embodiment is a schematic diagram of the operation method of one of the culture modules 1 to transfer the culture solution to another culture module 1. For convenience of explanation, this specification will define, among two of the culture modules 1 that transmit culture liquids to each other, the culture module 1 that outputs culture liquids as the culture module 1 of the output side, and the culture module 1 that receives culture liquids as the culture module 1 of the input side. In the embodiment shown in fig. 3, the culture module 1 on the left side of fig. 3 is the culture module 1 on the output side, and the culture module 1 on the right side of fig. 3 is the culture module 1 on the input side. And as shown in FIG. 3, a portion of the fluid feed tube 60 interposed between the drain tube of the incubation module 1 at the output side and the drain tube of the incubation module 1 at the input side is defined as an inner portion of the fluid feed tube 60. The fluid feed pipe 60 located on the side opposite to the fluid feed pipe 60 of the inner part with respect to the drain pipe of the culture module 1 of the output side, and the fluid feed pipe 60 located on the side opposite to the fluid feed pipe 60 of the inner part with respect to the drain pipe of the culture module 1 of the input side and the output side are defined as the fluid feed pipe 60 of the outer part.

When the culture solution in the culture module 1 at the output end is to be delivered to the culture module 1 at the input end, the first outlet control valve 32 and the third outlet control valve 41 of the culture module 1 corresponding to the output end can be opened, the second outlet control valve can be closed, and the third outlet control valve 41 and the first outlet control valve 32 corresponding to the culture module 1 at the input end can be opened, and the second outlet control valve can be closed; and the fluid shut-off valves 62 on the fluid transfer pipes 60 between the drain of the culture module 1 at the output and the drain of the culture module 1 at the input are opened, and the fluid shut-off valves 62 on the fluid transfer pipes 60 at the inner portion are opened while the two fluid shut-off valves 62 on the fluid transfer pipes 60 at the two outer portions are closed. This enables communication between the culture vessel 11 of the output-side culture module 1 and the culture vessel 11 of the input-side culture module 1.

Then, by opening the first air inlet control valve 511 of the first air inlet pipe 51 of the culture module 1 corresponding to the input end on the pneumatic pipe 50, the compressed air can be introduced into the culture container 11 of the culture module 1 at the output end, and the culture solution in the culture container 11 of the culture module 1 at the output end can be introduced into the fluid delivery pipe 60 at the inner portion through the communication pipe 30 and the liquid discharge pipe of the culture module 1 corresponding to the output end, and then can be introduced into the culture container 11 of the culture module 1 at the input end through the liquid discharge pipe and the communication pipe 30 corresponding to the culture module 1 at the input end.

Therefore, the plurality of culture modules 1 of the laboratory algae cultivation apparatus of the present embodiment can communicate with each other, thereby enabling the transfer of the culture solution between different culture modules 1, or the plurality of culture modules 1 are configured to be able to be used to cultivate algae of different growth stages, respectively, and to enable the algae cultivated in one of the culture modules 1 to be transferred to the culture module 1 of the next culture stage for another stage of cultivation.

It is to be noted that, in the embodiment shown in FIG. 2, the laboratory algae cultivation apparatus has three sets of the cultivation modules 1, and the capacities of each of the cultivation modules 1 are different from each other. Wherein the culture module 1 with the smallest volume is configured to culture algae in an initial growth stage, and the remaining culture modules 1 are configured to culture algae in different growth stages according to the volume. However, the embodiment of the present application is not limited thereto, the number of the culture modules 1 of the laboratory algae cultivation apparatus is not limited to three, but can be increased or decreased according to the demand, and the volume of each group culture module 1 can be adjusted according to the demand of actual use, or each group culture module 1 is configured to have the culture modules 1 of the same capacity.

In particular, all valves used in the connection can be manual valves, and the electrically controlled pneumatic valves can be automatically operated on an intelligent connection system. A monitoring culture unit can be added in the culture dish unit and the feeding unit, when the volume of the algae liquid reaches more than 500ml, the algae liquid can be transferred to the monitoring culture unit for automatic monitoring, and the monitoring culture unit is internally provided with a plurality of sets of sensors and can monitor a plurality of data, such as liquid temperature, turbidity, PH, salinity and the like. When the volume of the algae liquid is less than 500ml, the temperature can be monitored in real time. In addition, the whole system can be additionally provided with a server of a remote intelligent control unit, and can be subjected to temperature rise and fall, illumination adjustment, pH increase and decrease, nutrition transmission, carbon dioxide transmission and the like on a computer, a mobile phone and a cloud server. And automatic operation can be carried out according to a set numerical value.

[ advantageous effects of the embodiments ]

Furthermore, the laboratory algae cultivation apparatus of the present application can be configured to have a plurality of the cultivation modules, and the different cultivation modules can transfer the culture solution to each other through the pipe module, thereby achieving the cultivation of algae in stages and also improving the flexibility of operation.

The disclosure is only an alternative embodiment and is not intended to limit the scope of the claims, so that all equivalent technical changes made by using the contents of the specification and the drawings are included in the scope of the claims.

Claims

1. A laboratory algae cultivation apparatus, comprising:

at least one culture module, at least one of said culture modules comprising:

a culture dish unit having a culture container for containing a culture solution for culturing algae, and a first lid assembly provided at an opening of the culture container, the first lid assembly having a first lid body, and a first air inlet joint, a first communication joint, and a first extension pipe connected to a lower end of the first communication joint, which are penetratingly provided at the first lid body; the lower end of the first extension tube extends downward to a position near the bottom of the culture vessel;

the feeding unit is provided with a replenishing container and a second cover body assembly arranged at the opening of the replenishing container, the second cover body assembly is provided with a second cover body, a second air inlet joint, a second communication joint and a second extension pipe, wherein the second air inlet joint, the second communication joint and the second extension pipe are arranged on the second cover body in a penetrating manner; a lower end of the second extension pipe extends downward to a position near the bottom of the replenishment container;

a piping module, the piping module comprising:

at least one communication pipe connected to the first and second communication joints of at least one of the culture modules such that the culture dish unit and the feeding unit can be communicated with each other through the at least one communication pipe; and

at least one drain pipe, one end of which is connected to at least one of the communication pipes at a position between the first communication joint and the second communication joint;

wherein the first gas inlet joint and the second gas inlet joint are respectively capable of allowing gas with pressure to enter the culture container or the replenishment container, so that culture solution or fluid contained in the culture container or fluid contained in the replenishment container can be discharged through the first communication joint or the second communication joint; at least one of the communicating pipes is also provided with a first outlet control valve positioned between the corresponding culture dish unit and the liquid discharge pipe and a second outlet control valve positioned between the corresponding liquid discharge pipe and the feeding unit, and the liquid discharge pipe is provided with a third outlet control valve; the first outlet control valve, the second outlet control valve, and the third outlet control valve are configured to be capable of being opened or closed, respectively.

2. The laboratory algae cultivation apparatus of claim 1, wherein the piping module further comprises:

the pneumatic pipeline is connected with a pneumatic supply module and is also provided with at least one first air inlet pipe connected with the first air inlet connector of at least one culture module and at least one second air inlet pipe connected with the second air inlet connector of at least one culture module, so that compressed air supplied by the pneumatic supply module can enter the corresponding culture container through at least one first air inlet pipe or enter the corresponding replenishment container through at least one second air inlet pipe; and

a fluid delivery tube connected to the drain of at least one of the culture modules such that the communication tube of at least one of the culture modules is connected to the fluid delivery tube via the drain.

3. The laboratory algae cultivation apparatus according to claim 2, wherein each of the first air intake pipes is provided with a first air intake control valve, each of the second air intake pipes is provided with a second air intake control valve, and each of the first air intake control valve and the second air intake control valve is configured to be opened or closed individually, thereby controlling whether or not gas can enter the corresponding cultivation vessel or the replenishment vessel through each of the first air intake pipes or each of the second air intake pipes.

4. The laboratory algae cultivation apparatus of claim 3, wherein the number of the cultivation modules is defined as a plurality, the pneumatic line is configured to have the first and second air inlet pipes corresponding to a plurality of sets of the cultivation modules, the first and second air inlet joints of each of the cultivation modules are connected to the first and second air inlet pipes of the corresponding cultivation module, respectively; the liquid discharge pipe of each of the culture modules is connected to the fluid delivery pipe.

5. The laboratory algae cultivation apparatus of claim 4, wherein at least one fluid shut-off valve is provided on each of the fluid delivery pipes at a position between the two drain pipes of any two adjacent cultivation modules.

6. The laboratory algae cultivation apparatus of claim 4, wherein the fluid delivery pipe is connected to a liquid storage module for collecting the culture liquid discharged from the culture dish units of the plurality of culture modules through the liquid discharge pipe.

7. The laboratory algae cultivation apparatus of claim 4, further comprising: a culture solution monitoring module and an algae growth monitoring module connected to the fluid delivery pipe; wherein the broth monitoring module has one or more of sensors to monitor the temperature, nutrient salt concentration, carbon dioxide concentration, or oxygen concentration of the broth, the algae growth monitoring module has an optical analysis component to monitor the size of algae within the broth, or the color of the broth, or the turbidity of the broth.

8. The laboratory algae cultivation apparatus of claim 7, further comprising: a control module, coupled to the pipeline module, the culture solution monitoring module, and the algae growth monitoring module, for controlling the pipeline module, the culture solution monitoring module, and the algae growth monitoring module.

9. The laboratory algae cultivation apparatus of claim 2, wherein each of the first air inlet pipes further has a first pressure control valve provided thereon, and each of the second air inlet pipes further has a second pressure control valve provided thereon; at least one of the first pressure control valve and the second pressure control valve is configured to be capable of being opened in a state where a gas pressure of at least one of the first intake pipe or the second intake pipe is greater than a threshold value, thereby adjusting a gas pressure of at least one of the first intake pipe or the second intake pipe.

10. The laboratory algae cultivation apparatus of claim 1, wherein the replenishment receptacle of each cultivation module is removably connected to a second cover assembly.