Rectification and purification device for high-purity carbon dioxide

Abstract

The utility model provides a rectification purification device for high-purity carbon dioxide, which comprises a base, a reaction kettle, a carbon dioxide storage tank assembly and a rectification reaction kettle are arranged on the upper portion of the base, a feeding pipe is arranged at a feeding port of the reaction kettle, and an air outlet pipe is arranged at an air outlet of the reaction kettle. And the carbon dioxide storage tank assembly is connected between the reaction kettle and the rectification reaction kettle. Due to the arrangement of the carbon dioxide storage tank, the air pressure sensor, the one-way air inlet valve, the exhaust valve and the flow meter, the conveying efficiency of carbon dioxide conveyed to the distillation device is more stable.

Description

Technical Field

[0001] The utility model belongs to the technical field of distillation and purification, and in particular relates to a distillation and purification device for high-purity carbon dioxide. Background Art

[0002] At present, when high-purity carbon dioxide is produced, it is usually necessary to use a distillation and purification device for distillation and purification processing. The existing high-purity carbon dioxide distillation and purification device includes a base and a sealing plate, a processing barrel is installed on the outside of the base, and a feeding barrel is arranged on the top of the processing barrel, the inner side of the feeding barrel is connected to a material blocking rod, and a feeding pipe is arranged in the middle of the feeding barrel, the outer side of the processing barrel is connected to an air inlet pipe, and an adjusting rod is arranged on the outer side of the air inlet pipe, and a purification box is connected to the right side of the air inlet pipe. When this high-purity carbon dioxide distillation and purification device is in use, carbon dioxide is generated by reaction in the processing barrel, and distillation and purification are carried out after purification. However, due to the deviation of the rate of carbon dioxide generated during the reaction, the carbon dioxide transported to the distillation cooling box is unstable. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a distillation and purification device for high-purity carbon dioxide, so that the delivery efficiency of the carbon dioxide delivered to the distillation device is more stable.

[0004] The utility model is realized by the following technical solutions:

[0005] A distillation and purification device for high-purity carbon dioxide comprises a base, characterized in that a reactor, a carbon dioxide storage tank assembly and a distillation reactor are installed on the upper part of the base, wherein a feed pipe is installed at the feed inlet of the reactor, an exhaust pipe is installed at the exhaust port of the reactor, and the carbon dioxide storage tank assembly is connected between the reactor and the distillation reactor.

[0006] Preferably, the carbon dioxide storage tank assembly includes a carbon dioxide storage tank, a pressure sensor is installed at the connection port integrally arranged on the upper part of the carbon dioxide storage tank, a one-way air inlet valve is installed at the air inlet of the carbon dioxide storage tank, and an exhaust valve and a flow meter are connected in series with a pipeline at the exhaust port of the carbon dioxide storage tank.

[0007] Preferably, the flow meter is connected to the distillation reactor pipeline.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] 1. In the present invention, the arrangement of the carbon dioxide storage tank, the air pressure sensor, the one-way air inlet valve, the exhaust valve and the flow meter is conducive to making the delivery efficiency of the carbon dioxide delivered to the distillation device more stable.

[0010] 2. In the present invention, the arrangement of the reactor, the feed pipe and the gas outlet pipe is conducive to providing a reaction place for the materials put into the reactor to react and generate carbon dioxide. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the utility model.

[0012] Figure 2 It is a structural schematic diagram of a carbon dioxide storage tank assembly of the utility model.

[0013] In the figure:

[0014] 1. Base; 2. Reactor; 21. Feed pipe; 22. Exhaust pipe; 3. Carbon dioxide storage tank assembly; 4. Distillation reactor; 31. Carbon dioxide storage tank; 32. Air pressure sensor; 33. One-way air inlet valve; 34. Exhaust valve; 35. Flow meter. DETAILED DESCRIPTION

[0015] The utility model is described in detail below in conjunction with the accompanying drawings. Figure 1 and attached Figure 2 As shown, a distillation and purification device for high-purity carbon dioxide includes a base 1, a reactor 2, a carbon dioxide storage tank assembly 3 and a distillation reactor 4 are installed on the upper part of the base 1, wherein a feed pipe 21 is installed at the feed inlet of the reactor 2, an exhaust pipe 22 is installed at the exhaust port of the reactor 2, and the carbon dioxide storage tank assembly 3 is connected between the reactor 2 and the distillation reactor 4.

[0016] In this embodiment, combined with the Figure 2 As shown, the carbon dioxide storage tank assembly 3 includes a carbon dioxide storage tank 31, a pressure sensor 32 is installed at the connection port integrally arranged on the upper part of the carbon dioxide storage tank 31, a one-way air intake valve 33 is installed at the air inlet of the carbon dioxide storage tank 31, and an exhaust valve 34 and a flow meter 35 are connected to the exhaust port of the carbon dioxide storage tank 31 in series with a pipeline. The carbon dioxide generated in the reactor 2 enters the carbon dioxide storage tank 31 for storage first, the pressure sensor 32 is connected to an external industrial computer, the pressure sensor 32 detects the air pressure in the carbon dioxide storage tank 31, the one-way air intake valve 33 prevents carbon dioxide from flowing back from the carbon dioxide storage tank 31 into and out of the air pipe 22, the exhaust valve 34 discharges carbon dioxide to the distillation reactor 4, and the flow meter 35 is used to detect the flow rate of carbon dioxide, so that the transportation efficiency of carbon dioxide transported to the distillation reactor 4 is more stable.

[0017] In this embodiment, specifically, the flow meter 35 is connected to the distillation reactor 4 through a pipeline.

[0018] In this embodiment, specifically, the air inlet end of the one-way air inlet valve 33 is connected to the end of the air outlet pipe 22 away from the reactor 2 .

[0019] In this embodiment, specifically, the air flow direction of the one-way air inlet valve 33 is set to be from the air outlet pipe 22 to the carbon dioxide storage tank 31 .

[0020] In this embodiment, specifically, the carbon dioxide storage tank 31 is fixedly installed on the base 1 .

[0021] How it works

[0022] In the present invention, the raw materials for reacting to generate carbon dioxide are fed into the reactor 2 through the feed pipe 21, and the carbon dioxide generated in the reactor 2 enters the carbon dioxide storage tank assembly 3 for storage and is transported to the distillation reactor 4 for distillation and purification.

[0023] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. A device for distilling and purifying high-purity carbon dioxide, comprising a base (1), characterized in that: A reactor (2), a carbon dioxide storage tank assembly (3) and a distillation reactor (4) are installed on the upper part of the base (1), wherein a feed pipe (21) is installed at the feed inlet of the reactor (2), an exhaust pipe (22) is installed at the exhaust outlet of the reactor (2), and the carbon dioxide storage tank assembly (3) is connected between the reactor (2) and the distillation reactor (4).

2. The high-purity carbon dioxide distillation and purification device according to claim 1, characterized in that: The carbon dioxide storage tank assembly (3) comprises a carbon dioxide storage tank (31), a pressure sensor (32) is installed at a connection port integrally arranged on the upper part of the carbon dioxide storage tank (31), a one-way air intake valve (33) is installed at the air inlet of the carbon dioxide storage tank (31), and an exhaust valve (34) and a flow meter (35) are connected in series with a pipeline at the exhaust port of the carbon dioxide storage tank (31).

3. The high-purity carbon dioxide distillation and purification device according to claim 2, characterized in that: The flow meter (35) is connected to the distillation reaction kettle (4) via a pipeline.

4. The high-purity carbon dioxide distillation and purification device according to claim 2, characterized in that: The air inlet end of the one-way air inlet valve (33) is connected to an end of the air outlet pipe (22) away from the reaction kettle (2).

5. The high-purity carbon dioxide distillation and purification device according to claim 2, characterized in that: The air flow direction of the one-way air inlet valve (33) is set from the air outlet pipe (22) to the carbon dioxide storage tank (31).

6. The high-purity carbon dioxide distillation and purification device according to claim 2, characterized in that: The carbon dioxide storage tank (31) is fixedly mounted on the base (1).

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