CN210964620U - Microalgae fixing device for industrial tail gas carbon dioxide - Google Patents

Abstract

The utility model provides an industrial tail gas carbon dioxide microalgae fixing device, which comprises a plurality of layers of transparent culture boxes which are stacked together, wherein a waste gas inlet pipe is laid in the transparent culture box at the bottom layer, and the top of the transparent culture box at the top layer is provided with an air escape port; the two adjacent layers of light-transmitting culture boxes are communicated through a downpipe, the top end of the downpipe extends to the upper part of the upper layer of light-transmitting culture box, and the bottom end of the downpipe extends to the top of the lower layer of light-transmitting culture box; the light-transmitting side of the lower light-transmitting incubator extends out of the light-transmitting side of the upper light-transmitting incubator to form a light-transmitting ladder. The fixing device for the industrial tail gas carbon dioxide microalgae has the advantages of scientific design, high photosynthesis efficiency, high absorption efficiency and strong practicability.

Description

Microalgae fixing device for industrial tail gas carbon dioxide

Technical Field

The utility model relates to an industrial tail gas processing apparatus, specific theory has related to a little algae fixing device of industrial tail gas carbon dioxide.

Background

At present, due to the overuse of fossil energy and the garbling and deforestation of forests, the carbon dioxide content in the atmosphere increases year by year, and a large proportion of carbon dioxide exists in the factory exhaust. Microalgae is a high-efficiency photosynthetic organism, which is excellent in the performance of fixing carbon dioxide, and the conventional device for fixing carbon dioxide by using microalgae is a simple square box structure, which has the following disadvantages: (1) when light is irradiated from the side, the light intensity can be weakened by the algae liquid because the algae liquid has a certain thickness, so that the photosynthesis efficiency of the microalgae is reduced; (2) the algae liquid in the device does not flow, and when carbon dioxide gas passes through the algae liquid, the gas-liquid mixing degree is not high, so that the photosynthesis efficiency is low; (3) when carbon dioxide gas passes through the algae liquid, the carbon dioxide gas is absorbed by the algae liquid only once, and the total absorption rate is low.

In order to solve the above problems, people are always seeking an ideal technical solution.

Disclosure of Invention

The utility model aims at the not enough of prior art to a little algae fixing device is inhaled to industrial exhaust carbon dioxide who provides a design science, photosynthesis efficient, absorption efficiency height, practicality are strong.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a fixing device for industrial tail gas carbon dioxide microalgae comprises a plurality of layers of light-transmitting culture boxes which are stacked together, wherein a waste gas inlet pipe is laid in the light-transmitting culture box at the bottommost layer, and an air escape port is arranged at the top of the light-transmitting culture box at the topmost layer; the two adjacent layers of light-transmitting culture boxes are communicated through a downpipe, the top end of the downpipe extends to the upper part of the upper layer of light-transmitting culture box, and the bottom end of the downpipe extends to the top of the lower layer of light-transmitting culture box; the light-transmitting side of the lower light-transmitting incubator extends out of the light-transmitting side of the upper light-transmitting incubator to form a light-transmitting ladder.

Based on the above, it still includes circulating line and sets up circulating pump on the circulating line, the both ends of circulating line communicate the printing opacity incubator bottom of bottommost layer and the printing opacity incubator top of topmost layer respectively.

Based on the above, the multilayer the side parallel and level of being shaded of printing opacity incubator sets up.

Based on the above, the bottom of each layer of the light-transmitting incubator is provided with a submersible L ED light supplement lamp.

Based on the above, the waste gas intake pipe is connected with the waste gas storage device through an intake pump, and a plurality of small air outlet holes are uniformly formed in the pipe wall of the waste gas intake pipe.

Based on the above, the printing opacity incubator is the glass incubator.

Based on the above, the light-transmitting incubator comprises an incubator body with an open top and an incubator cover covering the incubator body.

The utility model discloses relative prior art has substantive characteristics and progress, specific theory, the utility model discloses with the multilayer the echelonment structure is set to the light side of printing opacity incubator, and light passes through get into algae liquid behind the refraction of printing opacity ladder, enlarged light irradiation range to improve little algae's photosynthesis efficiency, industrial waste gas is followed the waste gas intake pipe gets into the printing opacity incubator of bottom, through once absorb the back, through the pipe that falls into the water gets into upper strata printing opacity incubator, thereby realizes the absorption of multilayer algae liquid, has improved the overall absorption rate, the ease gas port makes the multilayer produce certain atmospheric pressure in the printing opacity incubator, increased the solubility of industrial waste gas in algae liquid, it has design science, photosynthesis efficiency height, absorption efficiency height, the practicality advantage that is strong.

After the circulating pump is started, algae liquid in the bottommost layer light-transmitting incubator enters the topmost layer light-transmitting incubator through the circulating pipeline, then returns to the bottommost layer light-transmitting incubator through the downpipe between the layers to form circulation, the movement direction of the algae liquid and the movement direction of industrial waste gas are opposite, the gas-liquid mixing degree is obviously improved, and therefore the photosynthesis efficiency is further improved.

The backlight sides of the multiple layers of light-transmitting culture boxes are arranged in parallel, so that the whole device occupies a smaller space and is higher in light utilization rate, the submersible L ED light supplement lamp enables the device to treat industrial waste gas at night, the wall of the waste gas inlet pipe is provided with the small air outlet holes, so that the industrial waste gas and algae liquid can be mixed more uniformly, and the box cover is convenient to maintain.

Drawings

Fig. 1 is a schematic structural diagram of a fixing device for carbon dioxide microalgae as a middle industrial tail gas of the utility model.

In the figure: 1. a light-transmitting incubator; 2. algae liquid; 3. a downpipe; 4. an exhaust gas inlet pipe; 5. an air escape opening; 6. a circulation pipe; 7. a circulation pump; 8. an intake pump; 9. an intake valve; 10. a box cover; 11. a light transmissive step.

Detailed Description

The technical solution of the present invention will be described in further detail through the following embodiments.

As shown in fig. 1, an industrial tail gas carbon dioxide microalgae fixing device comprises three layers of light-transmitting culture boxes 1 which are stacked together, wherein a waste gas inlet pipe 4 is laid at the bottom of the inner side of the light-transmitting culture box 1 at the bottommost layer, and an air escape opening 5 is arranged at the top of the light-transmitting culture box 1 at the topmost layer; the two adjacent layers of light-transmitting culture boxes 1 are communicated through a downpipe 3, the top end of the downpipe 3 extends to the upper part of the upper layer of light-transmitting culture box 1, and the bottom end of the downpipe 3 extends to the top of the lower layer of light-transmitting culture box 1; the light-transmissive incubator 1 of the lower layer is disposed so as to extend to the light-facing side of the light-transmissive incubator 1 of the upper layer to form a light-transmissive step 11.

In order to enhance the degree of gas-liquid mixing, the fixing device for the carbon dioxide microalgae in the industrial tail gas further comprises a circulating pipeline 6 and a circulating pump 7 arranged on the circulating pipeline 6, wherein two ends of the circulating pipeline 6 are respectively communicated with the bottom of the light-transmitting culture box 1 at the bottommost layer and the top of the light-transmitting culture box 1 at the topmost layer; the waste gas intake pipe 4 is externally connected with a waste gas storage device through an intake pump 8, and a plurality of small air outlet holes are uniformly formed in the pipe wall of the waste gas intake pipe 4.

When the cultivation device is used specifically, the light-transmitting ladder 11 is arranged towards the light source, the algae liquid 2 is filled into the light-transmitting incubator 1, the circulating pump 7 is started, the algae liquid 2 is pumped into the light-transmitting incubator 1 at the topmost layer from the light-transmitting incubator 1 at the bottommost layer, and when the algae liquid 2 in the light-transmitting incubator 1 at the upper layer submerges the downpipe 3, the algae liquid 2 flows into the light-transmitting incubator 1 at the lower layer through the downpipe 3 until the algae liquid returns to the light-transmitting incubator 1 at the bottommost layer, so that circulation is formed; the air inlet pump 8 is turned on, waste gas uniformly enters the light-transmitting incubator 1 at the bottommost layer from the plurality of air outlet small holes, passes through the two downpipes 3 and is discharged from the air escape ports 5, and the direction of the waste gas is opposite to that of the algae liquid 2, so that the gas-liquid mixing degree is increased; after the light is refracted by the light-transmitting steps 11, the irradiation range is expanded, thereby improving the photosynthesis efficiency and the carbon dioxide absorption efficiency.

Preferably, the backlight sides of the three layers of light-transmitting incubators 1 are arranged in parallel, and the bottom parts of the backlight sides of the three layers of light-transmitting incubators 1 are respectively provided with an air inlet valve 9, so that waste gas can also enter from the bottom part of each layer of light-transmitting incubator 1; compared with other shapes such as a pyramid, the whole device occupies smaller space and has higher light utilization rate.

In order to facilitate work at night, the bottom of each layer of the light-transmitting incubator 1 is provided with a submersible L ED light supplement lamp.

In this embodiment, the light-transmitting incubator 1 is a glass incubator, and for convenience of maintenance, the light-transmitting incubator 1 includes a box body with an open top and a box cover 10 covering the box body.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims (7)

1. An industrial tail gas carbon dioxide microalgae fixing device is characterized in that: the device comprises a plurality of layers of light-transmitting incubators which are stacked together, wherein a waste gas inlet pipe is laid in the light-transmitting incubator at the bottommost layer, and an air escape port is arranged at the top of the light-transmitting incubator at the topmost layer; the two adjacent layers of light-transmitting culture boxes are communicated through a downpipe, the top end of the downpipe extends to the upper part of the upper layer of light-transmitting culture box, and the bottom end of the downpipe extends to the top of the lower layer of light-transmitting culture box; the light-transmitting side of the lower light-transmitting incubator extends out of the light-transmitting side of the upper light-transmitting incubator to form a light-transmitting ladder.

2. The industrial tail gas carbon dioxide microalgae fixing device of claim 1, which is characterized in that: the light transmission incubator further comprises a circulating pipeline and a circulating pump arranged on the circulating pipeline, and two ends of the circulating pipeline are respectively communicated with the bottom of the light transmission incubator at the bottommost layer and the top of the light transmission incubator at the topmost layer.

3. The industrial tail gas carbon dioxide microalgae fixing device of claim 2, which is characterized in that: the backlight sides of the multiple layers of the light-transmitting culture boxes are arranged in parallel and level.

4. The fixing device for carbon dioxide microalgae as industrial tail gas of any one of claims 1 to 3, wherein a submersible L ED light supplement lamp is arranged at the bottom of each layer of the light-transmitting culture box.

5. The industrial tail gas carbon dioxide microalgae fixing device of claim 4, which is characterized in that: the waste gas intake pipe is externally connected with a waste gas storage device through an intake pump, and a plurality of small air outlet holes are uniformly formed in the pipe wall of the waste gas intake pipe.

6. The industrial tail gas carbon dioxide microalgae fixing device of claim 5, which is characterized in that: the light-transmitting incubator is a glass incubator.

7. The industrial tail gas carbon dioxide microalgae fixing device of claim 5 or 6, which is characterized in that: the light-transmitting incubator comprises an incubator body with an opening at the top and an incubator cover covering the incubator body.

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