CN216537677U - Gas trapping device - Google Patents
Gas trapping device Download PDFInfo
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- CN216537677U CN216537677U CN202122919220.2U CN202122919220U CN216537677U CN 216537677 U CN216537677 U CN 216537677U CN 202122919220 U CN202122919220 U CN 202122919220U CN 216537677 U CN216537677 U CN 216537677U
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- barrel body
- barrel
- capture device
- lifting arm
- gas capture
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
Abstract
The utility model provides a gas trapping device, which solves the problem that CO is regenerated by a wet method in the prior art2The device for capturing the carbon dioxide by the adsorbing material has more components, relatively complex structure and larger occupied area. The trapping device comprises a trapping unit, a spraying unit, a vacuum pump and a storage unit; the trapping unit comprises a lifting arm, a barrel body and a barrel cover matched with the barrel body; one end of the lifting arm is arranged on the barrel body, and the other end of the lifting arm is arranged on the barrel cover; the barrel cover is lifted along with the expansion of the lifting arm, so that the opening and the sealing of the barrel body are realized; a plurality of wet-process regenerated CO are arranged at the bottom of the barrel cover2An adsorption component; the spraying unit sprays water into the barrel body to adjust the barrel bodyInternal humidity of CO2Providing a desorption environment; and the inlet of the vacuum pump is communicated with the exhaust port of the barrel body and is used for pumping out gas in the barrel body.
Description
Technical Field
The utility model belongs to the technical field of gas trapping, and particularly relates to a gas trapping device.
Background
Excessive emission of carbon dioxide is currently recognized as a major cause of global warmingMeanwhile, problems such as seawater acidification due to excessive discharge of carbon dioxide are also receiving more and more attention. CO 22Capture and storage technology is believed to address CO2Effective way of the problem, among others, CO2The adsorbent material is central to this efficient approach.
Wet process CO regeneration2The adsorption material is a new CO2The adsorbing material can efficiently adsorb CO in the environment of normal temperature and normal pressure drying2And CO is introduced in a humid environment2And desorption is carried out without additional heating, so that adsorption/desorption circulation can be realized only by adjusting humidity, and the adsorbent material has wide application prospect.
At present, CO is regenerated by a wet method2The device for capturing the carbon dioxide by the adsorption material has more components, relatively complex structure and larger occupied area, and is not beneficial to the further development of the carbon dioxide capturing technology.
In view of this, it is necessary to design a new carbon dioxide gas capture device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that CO is regenerated by a wet method2The device for capturing the carbon dioxide by the adsorbing material has the defects of more components, relatively complex structure and larger occupied area, and provides the gas capturing device.
In order to achieve the purpose, the technical solution provided by the utility model is as follows:
a gas trapping device is characterized in that: comprises a trapping unit, a spraying unit, a vacuum pump and a storage unit; the trapping unit comprises a lifting arm, a barrel body and a barrel cover matched with the barrel body; one end of the lifting arm is arranged on the barrel body, and the other end of the lifting arm is arranged on the barrel cover; the barrel cover is lifted along with the expansion of the lifting arm, so that the opening and the sealing of the barrel body are realized; a plurality of wet-process regenerated CO are arranged at the bottom of the barrel cover2An adsorption component; the spraying unit sprays water into the barrel body, and adjusts the humidity in the barrel body to be CO2Providing a desorption environment; the inlet of the vacuum pump is communicated with the exhaust port of the barrel body, so thatIn the barrel, the gas, specifically the air in the barrel and the desorbed CO2。
Further, in view of saving water, the water is recycled as much as possible, and the spraying unit comprises a circulating water tank, a water pump and a spray head; the spray head is arranged on the inner wall of the barrel body; the water outlet of the circulating water tank is communicated with the spray head through a water pump, and the water inlet is communicated with the water outlet of the barrel body.
Further, to facilitate CO regeneration for each wet process2The adsorption component sprays and wets comprehensively, the spray heads are multiple and are uniformly arranged along the circumferential direction of the inner wall surface of the barrel body, and the spray angle is adjustable.
Furthermore, the spray head adopts an atomizing spray head, so that CO can be conveniently regenerated by a plurality of wet methods2The adsorption component is uniformly sprayed, and after water is atomized by the atomizing nozzle, the impact force can be reduced, which is helpful for CO2Maintenance of the adsorption component prolongs the service life.
Furthermore, a three-way valve is arranged between the vacuum pump and the storage unit; the inlet of the three-way valve is communicated with the outlet of the vacuum pump, one outlet of the three-way valve is connected with the inlet of the storage unit, the other outlet of the three-way valve is connected with the exhaust pipe, and the exhaust pipe is directly communicated with the external environment.
Further, the wet method regenerates CO2The adsorption component is used for regenerating CO by a wet method2The length of the adsorption column is less than the height of the cylinder.
Further, a support frame is arranged at the bottom of the barrel cover; the plurality of wet-process regenerated CO2The adsorption components are uniformly hung on the support frame.
Further, the support frame can rotate around the central shaft of the barrel cover, and CO is regenerated by a wet method2The adsorption component sprays and desorbs at the same time.
Furthermore, the bottom of the barrel body is provided with a supporting leg; the water outlet of the barrel body is formed in the bottom of the barrel body, so that accumulated water in the barrel body after spraying can flow out conveniently.
Further, due to CO2Has a relatively large molecular mass and will therefore beThe exhaust port of the barrel body is arranged close to the bottom, which is more beneficial to CO2And discharging from the barrel body.
The storage unit can adopt a storage tank with good sealing performance, and pure CO can be obtained by exhausting air in the storage tank before storage2A gas.
The utility model has the advantages that:
the utility model utilizes the wet method to regenerate CO2The material can efficiently adsorb CO in the environment of normal temperature and normal pressure drying2And CO is introduced in a humid environment2The desorption characteristics come out, design this kind of simple structure, simple to operate, area are less, and the device that can not discharge other pollutants in the use, the device adopts circulation tank, but reuse water resource, environmental protection is reliable more.
Drawings
FIG. 1 is a schematic view of the structure of the trapping device of the present invention.
The reference numbers are as follows:
1-lifting arm, 2-barrel cover, 3-carbon dioxide adsorption column, 4-barrel body, 5-atomizer, 6-water pump, 7-circulating water tank, 8-vacuum pump, 9-exhaust pipe, 10-storage tank and 11-support frame.
Detailed Description
The utility model is described in further detail below with reference to the following figures and specific examples:
as shown in fig. 1, a carbon dioxide gas capturing device includes a capturing unit, a spraying unit, a vacuum pump, and a storage unit.
The trapping unit comprises a lifting arm, a barrel body and a barrel cover matched with the barrel body; the lifting arm is an existing telescopic controllable lifting arm, one end of the lifting arm is fixedly arranged on the barrel body, and the other end of the lifting arm is fixedly arranged on the barrel cover; the barrel cover is lifted along with the stretching of the lifting arm, so that the opening and the sealing of the barrel body are realized. The bottom of the barrel cover is provided with a support frame with a rotating function (namely rotating around the central shaft of the barrel cover), and a plurality of CO regenerated by a wet method are hung on the support frame2The length of the adsorption column made of the adsorption material is less than the height of the barrel body. The bottom of the barrel body is provided with a supporting leg and a water outlet, and the wall of the barrel body is provided with a supporting leg and a water outletThe surface is provided with an exhaust port at the position close to the bottom.
The spraying unit sprays water into the barrel body, and adjusts the humidity in the barrel body to be CO2The desorption environment is provided, and in order to fully utilize water, the desorption environment comprises a circulating water tank, a water pump and a plurality of spray heads with adjustable spray angles. The spray head is arranged on the inner wall of the barrel body and adopts an atomizing spray head; the water outlet of the circulating water tank is communicated with each spray head through a water pump, and the water inlet is communicated with the water outlet of the barrel body.
The inlet of the vacuum pump is communicated with the exhaust port of the barrel body, the outlet of the vacuum pump is communicated with the storage unit through a three-way valve, and CO released in the barrel body is discharged2Pumping to a storage unit. Wherein, the exit that three-way valve is not communicated with storage unit is connected with the blast pipe, leads to the external environment for the air in the discharge barrel. The storage unit can adopt a storage tank with good sealing performance, and pure CO can be obtained by exhausting air in the storage tank before storage2A gas.
The carbon dioxide trapping device can be placed in a dry environment which is easy to generate carbon dioxide, and the working process is as follows:
1. the device is installed in place, and the lifting arm is controlled to extend, so that the barrel cover is separated from the barrel body;
2. in the environment of normal temperature and normal pressure drying, CO2The adsorption column adsorbs the materials, and after the materials are adsorbed for a period of time, the lifting arm is controlled to retract, so that the barrel cover and the barrel body are closed;
3. adjusting the three-way valve to ensure that the gas path between the barrel body and the external environment is smooth, starting the vacuum pump, discharging the air in the barrel body through the exhaust pipe, and then closing the vacuum pump;
4. adjusting the three-way valve to enable the barrel body and CO to be connected2The air path between the storage tanks (the air in the storage tanks can be discharged in advance before the storage tanks are used) is smooth;
5. starting a water pump, and spraying water in a circulating water tank to CO through a spray head2The adsorption column (in the spraying process, in order to make the spraying more uniform, the spraying angle of the spray head can be adjusted, and the support frame is controlled to rotate so as to drive a plurality of CO2The adsorption column rotates around the central axis of the barrel cover, or nozzles and the like are uniformly arranged on the inner wall of the barrel body in the circumferential directionAnd various technical means), waiting for CO2After the adsorption column is completely sprayed in place, the water pump is closed, and CO is carried out2Desorption;
6. desorbing for a period of time, turning on the vacuum pump again to remove CO2Storing the carbon dioxide gas into a storage unit, and monitoring the process by using a carbon dioxide gas detector and a barometer in the desorption and storage processes;
7. after the storage process is completed, the three-way valve is adjusted, the vacuum pump is closed, and CO is adsorbed/desorbed2Completing the task;
8. the lifting arm is controlled to extend again to separate the barrel cover from the barrel body, at the moment, the adsorption column is exposed in the air and can be naturally air-dried, and the adsorption column can be repeatedly used after air drying to perform next adsorption/desorption of CO2So as to do so.
While the utility model has been described with reference to specific embodiments, the utility model is not limited thereto, and various equivalent modifications or substitutions can be easily made by those skilled in the art within the technical scope of the present disclosure.
Claims (10)
1. A gas capture device, characterized by: comprises a trapping unit, a spraying unit, a vacuum pump and a storage unit;
the trapping unit comprises a lifting arm, a barrel body and a barrel cover matched with the barrel body;
one end of the lifting arm is arranged on the barrel body, and the other end of the lifting arm is arranged on the barrel cover; the barrel cover is lifted along with the expansion of the lifting arm, so that the opening and the sealing of the barrel body are realized;
a plurality of wet-process regenerated CO are arranged at the bottom of the barrel cover2An adsorption component;
the spraying unit sprays water into the barrel body;
and the inlet of the vacuum pump is communicated with the exhaust port of the barrel body and is used for pumping out gas in the barrel body.
2. The gas capture device of claim 1, wherein:
the spraying unit comprises a circulating water tank, a water pump and a spray head;
the spray head is arranged on the inner wall of the barrel body;
the water outlet of the circulating water tank is communicated with the spray head through a water pump, and the water inlet is communicated with the water outlet of the barrel body.
3. The gas capture device of claim 2, wherein:
the shower nozzle is a plurality of, evenly sets up along the circumference of staving internal face, and spray angle is adjustable.
4. The gas capture device of claim 3, wherein:
the spray head adopts an atomizing spray head.
5. The gas capture device of any of claims 1-4, wherein:
a three-way valve is arranged between the vacuum pump and the storage unit;
the inlet of the three-way valve is communicated with the outlet of the vacuum pump, one outlet of the three-way valve is connected with the inlet of the storage unit, and the other outlet of the three-way valve is connected with the exhaust pipe.
6. The gas capture device of claim 5, wherein:
the wet method for regenerating CO2The adsorption component is used for regenerating CO by a wet method2The length of the adsorption column is less than the height of the cylinder.
7. The gas capture device of claim 6, wherein:
the bottom of the barrel cover is provided with a support frame;
the plurality of wet-process regenerated CO2The adsorption components are uniformly hung on the support frame.
8. The gas capture device of claim 7, wherein:
the support frame can rotate around the central shaft of the barrel cover.
9. The gas capture device of claim 8, wherein:
the bottom of the barrel body is provided with a supporting leg;
the water outlet of the barrel body is arranged at the bottom of the barrel body.
10. The gas capture device of claim 9, wherein:
the exhaust port of the barrel body is arranged close to the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122919220.2U CN216537677U (en) | 2021-11-25 | 2021-11-25 | Gas trapping device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122919220.2U CN216537677U (en) | 2021-11-25 | 2021-11-25 | Gas trapping device |
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| CN216537677U true CN216537677U (en) | 2022-05-17 |
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| CN202122919220.2U Active CN216537677U (en) | 2021-11-25 | 2021-11-25 | Gas trapping device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115301039A (en) * | 2022-05-27 | 2022-11-08 | 华北水利水电大学 | Efficient carbon dioxide circulating regeneration trapping device and method for trapping carbon dioxide |
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2021
- 2021-11-25 CN CN202122919220.2U patent/CN216537677U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115301039A (en) * | 2022-05-27 | 2022-11-08 | 华北水利水电大学 | Efficient carbon dioxide circulating regeneration trapping device and method for trapping carbon dioxide |
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