Rectification and purification device for preparing carbon dioxide

Abstract

The utility model discloses a rectification purification device for carbon dioxide preparation, which comprises a base, a processing barrel, a purification box and a distillation cooling box are arranged on the base, a discharge port of the processing barrel is connected with a three-way special-shaped pipe through a bent pipe, the other two discharge ports of the three-way special-shaped pipe are in butt joint with two independent cavities of the purification box, and the distillation cooling box is connected with the purification box. Two independent cavities of the purification box are respectively provided with an adsorption plate, discharge ports of the two independent cavities of the purification box are respectively in butt joint with two feed ports of the distillation cooling box, and the two independent cavities of the purification box are respectively provided with an adsorption plate and are respectively connected with the two feed ports of the distillation cooling box in a butt joint mode. According to the technical scheme, the material can pass through any independent cavity, so that when the adsorption plate in one independent cavity is replaced, the adsorption plate in the other independent cavity can be used for adsorption, the rectification work does not need to be stopped when the adsorption plates are replaced, and the rectification efficiency is improved.

Description

Technical Field

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

[0002] The utility model patent with publication number CN220424565U discloses a distillation and purification device for preparing high-purity carbon dioxide, including a base and a sealing plate, a processing barrel is installed on the outside of the base, and a feeding barrel is provided on the top of the processing barrel, a blocking rod is connected to the inside of the feeding barrel, and a discharge pipe is provided in the middle of the feeding barrel, an air intake pipe is connected to the outside of the processing barrel, and an adjusting rod is provided on the outside of the air intake pipe, and a purification box is connected to the right side of the air intake pipe, an electric push rod is installed on the inside of the purification box, and an adsorption plate is provided at the bottom of the electric push rod, and a buffer shock absorber is provided at the bottom of the adsorption plate, the sealing plate is connected to the outside of the purification box, and a fixing bolt is connected to the outside of the sealing plate, a distillation cooling box is provided on the right side of the purification box, and the outside of the distillation cooling box A splint is provided on the side, and an adjusting bolt is connected to the outer side of the splint; the processing barrel forms a connecting structure with the feeding barrel through the discharge pipe, and the feeding barrel and the blocking rod are rotatably connected; the purification box forms a detachable structure through the air intake pipe, the adjusting rod and the processing barrel, and the adjusting rod is symmetrically arranged in four groups about the central axis of the air intake pipe, and the air intake pipe and the purification box are sealed; the adsorption plate forms a lifting structure with the purification box through the electric push rod, and the adsorption plate forms an elastic structure with the purification box through the buffer shock absorber; the sealing plate forms a clamping structure with the purification box through the fixing bolt, and the sealing plate and the purification box are sealed; the distillation cooling box forms a detachable structure through the splint, the adjusting bolt and the base, and the splint and the base are slidingly connected.

[0003] The above patents have the following deficiencies:

[0004] When the adsorption plate is saturated and needs to be replaced, the distillation process needs to be stopped. The distillation work can only be continued after the adsorption plate is replaced, so the distillation efficiency is low. Utility Model Content

[0005] In view of the problems existing in the existing distillation and purification device for preparing carbon dioxide, the present utility model is proposed.

[0006] Therefore, the purpose of the present invention is to provide a distillation and purification device for preparing carbon dioxide, which solves the problem in the above-mentioned patent that when the adsorption plate is saturated and needs to be replaced, the distillation process needs to be stopped and the distillation work can only be continued after the adsorption plate is replaced, thus solving the problem of low distillation efficiency.

[0007] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0008] A distillation and purification device for preparing carbon dioxide comprises a base, on which a processing barrel, a purification box and a distillation cooling box are arranged. The discharge port of the processing barrel is connected to a three-way special-shaped pipe via a bend pipe. The other two discharge interfaces of the three-way special-shaped pipe are connected to two independent cavities of the purification box. Adsorption plates are provided in the two independent cavities of the purification box. The discharge ports of the two independent cavities of the purification box are respectively connected to the two feed ports of the distillation cooling box. Valves are installed on both outlets of the three-way special-shaped pipe.

[0009] As a preferred solution of the distillation and purification device for preparing carbon dioxide described in the utility model, a first limiting ring, a second limiting ring and a third limiting ring are welded on the base, and the bottoms of the processing barrel, the purification box and the distillation cooling box are respectively inserted into the first limiting ring, the second limiting ring and the third limiting ring.

[0010] As a preferred solution of the distillation and purification device for preparing carbon dioxide described in the utility model, wherein: a bracket is welded on the base, a fourth limiting ring is welded on the bracket, a feeding barrel is inserted into the fourth limiting ring, and the bottom discharge port of the feeding barrel is connected to the feed port of the processing barrel through a bridging pipe.

[0011] As a preferred solution of the distillation and purification device for preparing carbon dioxide described in the present invention, the top of the purification box has a first feed port and a second feed port, the first feed port and the second feed port are respectively connected to the two independent cavities of the purification box, and the ends of the first feed port and the second feed port are respectively connected to the two discharge interfaces of the special-shaped tube.

[0012] As a preferred solution of the distillation and purification device for preparing carbon dioxide described in the utility model, a support ring is welded in the independent cavity of the purification box, a rubber ring is bonded to the top of the support ring, and the adsorption plate is arranged on the rubber ring.

[0013] As a preferred solution of the distillation and purification device for preparing carbon dioxide described in the utility model, wherein: a plug pin is welded on the support ring, and a through hole is opened on the adsorption plate, and the plug pin passes through the through hole.

[0014] Compared with existing technologies:

[0015] By setting two independent cavities on the purification box, adsorption plates are set in the two independent cavities, and through the pipeline interface, the material can pass through any independent cavity. When the adsorption plate in one of the independent cavities is replaced, the adsorption plate in the other independent cavity can be used for adsorption. Therefore, the distillation work does not need to be stopped when the adsorption plate is replaced, thereby improving the distillation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the structure provided by the utility model;

[0017] Figure 2 A cross-sectional view of the purification box provided by the utility model;

[0018] Figure 3 The utility model provides Figure 2 A partial enlarged view of

[0019] Figure 4 The utility model provides Figure 3 sectional view of

[0020] Figure 5 This is a top view of the adsorption plate provided by the utility model.

[0021] In the figure: base 1, first limiting ring 2, second limiting ring 3, third limiting ring 4, bracket 5, processing barrel 6, adding barrel 7, discharge port 8, three-way special-shaped pipe 9, second feed port 10, first feed port 11, purification box 12, distillation cooling box 13, first discharge port 14, second discharge port 15, fourth limiting ring 16, bridging pipe 17, adsorption plate 18, through hole 181, rubber ring 19, support ring 20, plug pin 201, and bent pipe 21. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solutions and advantages of the present invention more clear, the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

[0023] This utility model provides a distillation and purification device for preparing carbon dioxide. Figure 1-5, including a base 1, on which a processing barrel 6, a purification box 12 and a distillation cooling box 13 are arranged, and a first limiting ring 2, a second limiting ring 3 and a third limiting ring 4 are welded on the base 1, and the bottoms of the processing barrel 6, the purification box 12 and the distillation cooling box 13 are respectively inserted into the first limiting ring 2, the second limiting ring 3 and the third limiting ring 4, and the first limiting ring 2, the second limiting ring 3 and the third limiting ring 4 are used to limit the processing barrel 6, the purification box 12 and the distillation cooling box 13 respectively to ensure that the processing barrel 6, the purification box 12 and the distillation cooling box 13 are stable and convenient to disassemble and assemble, the discharge port 8 of the processing barrel 6 is connected to the three-way special-shaped pipe 9 through the elbow 21, and the other end of the three-way special-shaped pipe 9 The two outer discharge interfaces are connected to the two independent cavities of the purification box 12. The two independent cavities of the purification box 12 are both provided with adsorption plates 18. Specifically, a support ring 20 is welded in the independent cavity of the purification box 12. A rubber ring 19 is bonded to the top of the support ring 20. The adsorption plate 18 is arranged on the rubber ring 19. A plug pin 201 is welded on the support ring 20. A through hole 181 is opened on the adsorption plate 18. The plug pin 201 passes through the through hole 181. The first discharge port 14 and the second discharge port 15 of the two independent cavities of the purification box 12 are respectively connected to the two feed ports of the distillation cooling box 13. Valves are installed on the two outlets of the three-way special-shaped pipe 9.

[0024] Door panels are hinged at the openings of the two independent cavities of the purification box 12, and sealing rings are provided between the door panels and the purification box 12 to achieve the airtightness of the independent cavities.

[0025] A bracket 5 is welded on the base 1, and a fourth limiting ring 16 is welded on the bracket 5. A feeding bucket 7 is inserted into the fourth limiting ring 16. The fourth limiting ring 16 limits the feeding bucket 7, thereby ensuring the stability of the feeding bucket 7. The bottom discharge port of the feeding bucket 7 is connected to the feed port of the processing bucket 6 through a bridging pipe 17.

[0026] The top of the purification box 12 has a first feed port 11 and a second feed port 10, which are respectively connected to the two independent cavities of the purification box 12, and the ends of the first feed port 11 and the second feed port 10 are respectively connected to the two discharge interfaces of the special-shaped tube 9.

[0027] In actual use, the valve on the lower interface of the three-way special-shaped pipe 9 is opened, and the valve on the upper interface of the three-way special-shaped pipe 9 is closed. The logistics in the processing barrel 6 enters the left independent cavity of the purification box 12 through the discharge port 8 and the elbow 21, and is adsorbed by the adsorption plate 18 in the left independent cavity for impurities.

[0028] When the left adsorption plate 18 needs to be replaced, close the valve on the lower interface of the three-way special-shaped tube 9 and open the valve on the upper interface of the three-way special-shaped tube 9; open the left door panel, take out the adsorption plate 18 in the left independent cavity and replace it with a new adsorption plate 18. When replacing the adsorption plate 18 in the left independent cavity, the material passes through the right independent cavity and the impurities are adsorbed by the adsorption plate 18 in the right independent cavity.

[0029] While the present invention has been described above with reference to specific embodiments, various modifications may be made and equivalent components may be substituted without departing from the scope of the present invention. In particular, as long as no structural conflicts exist, the various features of the embodiments disclosed herein may be combined with one another in any manner, and the omission of an exhaustive description of these combinations in this specification is solely for the sake of space and resource conservation. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions within the scope of the claims.

Claims

1. A distillation and purification device for preparing carbon dioxide, comprising a base (1), on which a processing barrel (6), a purification box (12) and a distillation cooling box (13) are arranged, characterized in that: The discharge port (8) of the processing barrel (6) is connected to the three-way special-shaped pipe (9) through a bend pipe (21), and the other two discharge interfaces of the three-way special-shaped pipe (9) are connected to the two independent cavities of the purification box (12). The two independent cavities of the purification box (12) are both provided with adsorption plates (18). The discharge ports (14, 15) of the two independent cavities of the purification box (12) are respectively connected to the two feed ports of the distillation cooling box (13), and valves are installed on the two outlets of the three-way special-shaped pipe (9).

2. A distillation and purification device for preparing carbon dioxide according to claim 1, characterized in that: A first limiting ring (2), a second limiting ring (3) and a third limiting ring (4) are welded to the base (1); the bottoms of the processing barrel (6), the purification box (12) and the distillation cooling box (13) are respectively inserted into the first limiting ring (2), the second limiting ring (3) and the third limiting ring (4).

3. A distillation and purification device for preparing carbon dioxide according to claim 1 or 2, characterized in that: A bracket (5) is welded to the base (1), a fourth limiting ring (16) is welded to the bracket (5), a feeding barrel (7) is inserted into the fourth limiting ring (16), and a bottom discharge port of the feeding barrel (7) is connected to a feeding port of the processing barrel (6) via a bridge pipe (17).

4. A distillation and purification device for preparing carbon dioxide according to claim 1, characterized in that: The top of the purification box (12) has a first feed port (11) and a second feed port (10), the first feed port (11) and the second feed port (10) are respectively connected to the two independent cavities of the purification box (12), and the ends of the first feed port (11) and the second feed port (10) are respectively connected to the two discharge interfaces of the special-shaped tube (9).

5. A distillation and purification device for preparing carbon dioxide according to claim 4, characterized in that: A support ring (20) is welded in the independent cavity of the purification box (12), a rubber ring (19) is bonded to the top of the support ring (20), and the adsorption plate (18) is arranged on the rubber ring (19).

6. A distillation and purification device for preparing carbon dioxide according to claim 5, characterized in that: A plug pin (201) is welded on the support ring (20), a through hole (181) is provided on the adsorption plate (18), and the plug pin (201) passes through the through hole (181).

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