CN205420413U - Many functional type laboratory photobioreactor system - Google Patents

Abstract

The utility model relates to a many functional type laboratory photobioreactor system. Including air feed part, reation kettle, auxiliary device part, auxiliary device includes the mounting bracket of reation kettle bottom and the illumination device on the mounting bracket, the air feed part comprises gas storage steel cylinder, air pump, air feed control system, gas supply line, and gas storage steel cylinder passes through the steel bottle branch pipe and is connected with the gas supply line, the air pump passes through air branch pipe and is connected with the gas supply line, the gas supply line inserts among the reation kettle, air feed control system is including setting up motorised valve and the flowmeter on steel bottle branch pipe, air branch pipe, gas supply line, last thermometer, gaseous detector, the air -blowing balloon of being provided with of reation kettle. The utility model discloses equipment is simply easily operated, and detachability is high, easily transport, and the ration regulation and control to the various parameters of ventilating of environment index 's such as temperature, pH regulation and control and laboratory indispensability can be realized to the while. Can extensively be applicable to cultivation and experimental study that ordinary laboratory is used for little algae. (B /)

Description

A multifunctional laboratory photobioreactor system

technical field

The utility model relates to a multifunctional laboratory photobioreactor device for laboratory microalgae cultivation.

Background technique

Laboratory photobioreactors are mainly used in the cultivation of microalgae in the laboratory, the research on the growth characteristics or culture conditions of microalgae under given conditions, the research on the biochemical treatment of the medium under certain circumstances, and the production of microalgae by cultivating microalgae. , Experimental research on the production of new bioenergy, etc.

Most of the existing laboratory photobioreactors have the advantages of high equipment precision, safe and efficient biological culture system, stable performance, and good safety and stability. However, on the other hand, most of these photobioreactors are integrated control devices for culture system and condition control, and these devices are mostly produced and assembled by electronic control and adjustment equipment with high technical content. It is expensive, and it is difficult to equip small laboratories due to limited purchasing power. Moreover, such an integrated laboratory photobioreactor also has the characteristics of large volume, low detachability, and difficult handling, which is not very convenient in use.

At the same time, during the cultivation of microalgae in the laboratory, it is necessary not only to set up and control conditions such as test temperature, liquid pH value in the reactor, light intensity and time, but also to control conditions such as aeration concentration, volume, rate and method. Precise regulation. However, the existing photobioreactors are only limited to the adjustment and control of environmental factors such as temperature, pH value, and light, and seldom carry out precise adjustments on conditions such as ventilation concentration, volume, rate, and method, thus resulting in incomplete test conditions.

Utility model content

In order to solve the above problems, the utility model provides a multifunctional laboratory photobioreactor.

The laboratory photobioreactor of the utility model includes an air supply part, a reaction kettle and an auxiliary device part. The gas supply part is connected to the reactor 9 through the gas supply pipeline 4 . The auxiliary device includes a mounting frame 14 at the bottom of the reactor and a lighting device 15 on the mounting frame, and the lighting device is used to provide light for the reactor. The air supply part is composed of a gas storage cylinder 12, an air pump 13, an air supply control system, and an air supply pipeline 4, and the gas storage cylinder is connected with the gas supply pipeline through a steel cylinder branch pipe 1. The air pump 13 is connected with the air supply pipeline through the air branch pipe 2, and is used to provide natural air. The gas supply pipe 4 is inserted into the reactor. The gas supply control system includes an electric valve 8 and a flow meter 7 arranged on the steel cylinder branch pipe, the air branch pipe and the gas supply pipeline. The reaction kettle is provided with a thermometer 16, a gas detector 10, and an inflating balloon 6.

The above-mentioned multifunctional laboratory photobioreactor, specifically, the air supply control system also includes an automatic controller 11, and electric valves 8 and flowmeters 7 are provided on the steel cylinder branch pipe 1 and the air branch pipe 2 . The automatic controller is respectively connected with the electric valve and the flow meter, and is used to measure the gas flow in the steel cylinder branch pipe and the air branch pipe and control the electric valve. The air supply pipeline 4 is provided with a barometer 5 for measuring the air pressure in the reactor.

The multifunctional laboratory photobioreactor as described above, specifically, the reactor is a closed glass bottle reactor, the top of the reactor is a soft rubber stopper 3, the gas supply pipeline 4, a thermometer 16, a gas detection Instrument 10 and inflating balloon 6 are all inserted into the reactor from the soft rubber stopper.

The multifunctional laboratory photobioreactor as described above, specifically, the mounting frame 14 includes a base and a tempered glass plate on the base, the reaction kettle is arranged above the tempered glass, and an illumination device 15 is installed under the tempered glass plate . The lighting device is a lamp.

The beneficial effects of the utility model are as follows:

The utility model has a simple structure and is easy to disassemble and carry. At the same time, in addition to the environmental conditions such as pH, light, and temperature of the general laboratory photobioreactor, it can also realize the adjustment of the concentration of carbon dioxide and the concentration of aerated carbon dioxide during the biological cultivation process. The regulation of volume, rate and time interval can measure pH, temperature, ventilation carbon dioxide concentration, air pressure, light intensity and other indicators, realize the convenience of sampling and feeding samples at any time, simulate the natural environment, and avoid the traditional closed light The bioreactor has the shortcomings of large reaction volume, large floor area and high production cost, combined with the advantages of low production cost and small floor space of the traditional open photobioreactor, it can be widely used in ordinary small laboratories for micro The cultivation and experimental research of algae has the effect of simple installation and strong operability, which is suitable for the market demand of today's laboratory equipment.

Description of drawings

Fig. 1 is a structural diagram of the utility model.

detailed description

Below in conjunction with accompanying drawing and example the utility model is further described.

The laboratory photobioreactor of the utility model includes an air supply part, a reaction kettle and an auxiliary device part. The gas supply part is connected to the reactor 9 through the gas supply pipeline 4 .

The air supply part is composed of a gas storage cylinder 12, an air pump 13, an air supply control system, and an air supply pipeline 4, and the gas storage cylinder is connected with the gas supply pipeline through a steel cylinder branch pipe 1. The air pump 13 is connected with the air supply pipeline through the air branch pipe 2, and is used to provide natural air. The gas supply pipe 4 is inserted into the reactor. The gas supply control system includes an electric valve 8 and a flow meter 7 arranged on the steel cylinder branch pipe, the air branch pipe and the gas supply pipeline.

The gas supply control system also includes an automatic controller 11 , and electric valves 8 and flowmeters 7 are provided on the steel cylinder branch pipe 1 and the air branch pipe 2 . The automatic controller is respectively connected with the electric valve and the flow meter, and is used to measure the gas flow in the steel cylinder branch pipe and the air branch pipe and control the electric valve. The air supply pipeline 4 is provided with a barometer 5 for measuring the air pressure in the reactor. The air supply control system here can be a microcomputer chip or other electronic devices with automatic control capabilities. The control of the electric valve is mainly the control of the opening time and the control of the opening flow. The air supply control system is at least equipped with a time relay. After every set time, the electric valve is automatically opened to supply air intermittently to the reactor.

The outlet of the gas storage cylinder is provided with a pressure reducing valve. During the experiment, the pressure reducing valve was kept open.

The auxiliary device includes a mounting frame 14 at the bottom of the reactor and a lighting device 15 on the mounting frame, and the lighting device is used to provide light for the reactor. The mounting frame 14 includes a base and a tempered glass plate on the base, the reaction kettle is arranged above the tempered glass, and an illumination device 15 is installed under the tempered glass plate. The use of toughened glass enables the mounting frame to have a load-bearing capacity and at the same time have extremely high light transmittance. The base is made of aluminum alloy steel frame, which is lighter in material and easy to carry. The illumination device is a fluorescent lamp or an LED lamp, and is controlled by a rotary switch to adjust the illuminance of the light. The specific illuminance can be quantitatively measured by an illuminance meter.

The reaction kettle is provided with a thermometer 16, a gas detector 10, and an inflating balloon 6. The reaction kettle is a closed glass bottle reaction kettle, the top of the reaction kettle is a soft rubber stopper 3, and there are four holes on the soft rubber stopper for inserting the gas supply pipeline 4, thermometer 16, gas detector 10, and inflating balloon 6, and ensure airtightness. The gas detector is mainly used to detect the pH value of the liquid in the reactor, and of course other parameters can be detected as needed. Soft rubber stopper 3

In addition, a fixed steel ring is placed on the bottle mouth to realize the fixing of the balloon. The ventilation tube connected to the balloon is set as a telescopic tube, and the balloon is set as a detachable type, which can meet the requirements of the continuous ventilation experiment and the experimental requirements of the intermittent ventilation to measure the gas removal rate. A sample outlet is set at the bottom of the reaction kettle, and the sample outlet is a glass knob type, which can realize micro-sampling of the sample. The gas detector (PH meter) and thermometer detect the pH and temperature of the liquid in the reactor respectively, so as to obtain the basic parameters in the process of microbial cultivation.

The specific implementation of the utility model has been described above in conjunction with the accompanying drawings. Obviously, the utility model is not limited thereto, and various modifications within the scope of the utility model are within the scope of application of the utility model.

Claims (4)

1. a Mobyneb laboratory photo-bioreactor system, including supply part, reactor, auxiliary device part；Described supply part is connected to reactor (9) by steam line (4)；Auxiliary device includes the installing rack (14) bottom reactor and the illumination apparatus (15) on installing rack, and illumination apparatus is for providing illumination for reactor；Supply part is made up of gas storage cylinder (12), air pump (13), supply control system, steam line (4), and gas storage cylinder is connected with steam line by steel cylinder arm (1)；Air pump (13) is connected with steam line by air arm (2), is used for providing natural air；Steam line (4) is inserted in reactor；Supply control system includes electrodynamic valve (8) and the effusion meter (7) being arranged on steel cylinder arm, air arm, steam line；Thermometer (16), gas detector (10), air-blowing balloon (6) it is provided with on described reactor.

2. a kind of Mobyneb laboratory photo-bioreactor system as claimed in claim 1, it is characterized in that, described supply control system also includes automatic controller (11), and steel cylinder arm (1) and air arm (2) are provided with electrodynamic valve (8) and effusion meter (7)；Automatic controller connects electrodynamic valve, effusion meter respectively, is used for the gas flow by recording in steel cylinder arm and air arm and controls electrodynamic valve；Air gauge (5) it is provided with, for measuring the air pressure in reactor on steam line (4).

3. a kind of Mobyneb laboratory photo-bioreactor system as claimed in claim 1, it is characterized in that, described reactor is closed glass bottle reactor, reactor top is flexible glue bottle stopper (3), and steam line (4), thermometer (16), gas detector (10), air-blowing balloon (6) are all inserted into reactor from flexible glue bottle stopper.

4. a kind of Mobyneb laboratory photo-bioreactor system as claimed in claim 1, it is characterized in that, described installing rack (14) includes base and the armorplate glass on base, reactor is arranged on above safety glass, installs illumination apparatus (15) below armorplate glass；Described illumination apparatus is lamp.