Carbon dioxide purification device

Abstract

The utility model relates to the field of carbon dioxide production and discloses a carbon dioxide purification device which comprises a first treatment box and a second treatment box, the top of the first treatment box is fixedly connected with the bottom of the second treatment box through a first conveying pipe, and the end, located in the second treatment box, of the first conveying pipe is fixedly connected with a hollow disc. A plurality of air holes are formed in the bottom of the hollow disc, through the arrangement of the hollow disc and the air holes, carbon dioxide enters the second treatment box, more bubbles can be formed, water removal is facilitated, one side of the top of the second treatment box is fixedly connected with a second conveying pipe, the other end of the second conveying pipe is fixedly connected with a condenser, and a discharging pipe is arranged at the bottom of the condenser. The carbon dioxide purification device has the technical effects that impurities in carbon dioxide are efficiently removed at low cost, the carbon dioxide is purified, and the production cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of carbon dioxide production, in particular to a carbon dioxide purification device. Background Art

[0002] Carbon dioxide gas plays an important role in our daily lives. As a greenhouse gas, it plays a key role in global climate change. In production, carbon dioxide is widely used as a refrigerant and chemical raw material. In addition, it is also commonly used in carbonated beverages and greenhouse cultivation.

[0003] During the production of carbon dioxide, the carbon dioxide gas will contain water vapor and sulfide gas. In order to improve the purity of carbon dioxide and ensure its quality, the carbon dioxide needs to be purified to remove sulfides and water vapor. In the prior art, the equipment cost of the carbon dioxide purification device is relatively high. In order to achieve a higher impurity removal effect, it is necessary to build adsorption towers, cooling towers, separators and other equipment. This requires huge investment for some small factories. For this purpose, a carbon dioxide purification device is designed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a carbon dioxide purification device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A carbon dioxide purification device comprises a first processing box and a second processing box, wherein the top of the first processing box is fixedly connected to the bottom of the second processing box through a first delivery pipe, the first delivery pipe is fixedly connected to a hollow disc at one end of the second processing box, and a plurality of air holes are provided at the bottom of the hollow disc, and the arrangement of the hollow disc and the air holes allows carbon dioxide to enter the second processing box, which can form more bubbles and facilitate water removal, a second delivery pipe is fixedly connected to one side of the top of the second processing box, a condenser is fixedly connected to the other end of the second delivery pipe, a discharge pipe is provided at the bottom of the condenser, a filter box is arranged in series on the second delivery pipe, slide grooves are provided on both sides of the bottom of the inner wall of the filter box, a sliding rod is fixedly connected between the top and the bottom of the two slide grooves, a same lifting plate is provided on the sliding sleeve of the circumferential surface of the two sliding rods, circular holes adapted to the sliding rods are provided at both ends of the lifting plate, a spring is provided at the bottom of the lifting plate, a filter plate is placed on the top of the lifting plate, a box cover is provided at the top of the filter box, a rubber pad is provided at the bottom of the box cover, and the box cover and the filter box are fixedly connected by bolts.

[0007] As a further solution of the utility model, a first rotating shaft is rotatably penetrated through the middle position of the top of the second processing box, a circular hole matched with the first rotating shaft is opened in the middle position of the top of the second processing box, a first synchronous wheel is fixedly sleeved on the top of the first rotating shaft, a first horizontal plate is fixedly connected to the bottom of the first rotating shaft, first vertical rods are fixedly connected at both ends of the bottom of the first horizontal plate, and a plurality of first stirring rods are fixedly connected to the circumferential surface of the two first vertical rods at equal distances.

[0008] As a further solution of the utility model, a first discharge pipe is provided at the bottom of the second processing box, a first control valve is arranged in series on the first discharge pipe, a first feeding pipe is arranged on the outside of one side of the top of the second processing box, a discharge barrel is fixedly connected to the other end of the first feeding pipe, and a second control valve is arranged in series on the first feeding pipe.

[0009] As a further solution of the utility model, a second rotating shaft is rotatably provided in the middle position of the top of the first processing box, a circular hole matched with the second rotating shaft is opened in the middle position of the top of the first processing box, a second synchronous wheel is fixedly provided on the top of the second rotating shaft, and the same belt is provided between the second synchronous wheel and the first synchronous wheel, a second horizontal plate is fixedly connected to the bottom of the second rotating shaft, second vertical rods are fixedly connected at both ends of the bottom of the second horizontal plate, and a plurality of second stirring rods are fixedly connected to the circumferential surfaces of the two second vertical rods.

[0010] As a further solution of the utility model, a second discharge pipe is fixedly connected to the bottom of the first processing box, and a fourth control valve is arranged in series on the second discharge pipe. A second feeding pipe is fixedly connected to one side of the top of the first processing box, and a third control valve is arranged on the second feeding pipe. An air intake pipe is arranged on one side of the bottom of the first processing box, and a plurality of air holes are arranged at the bottom of the air intake pipe inside the first processing box, and a one-way valve is arranged in series on the air intake pipe.

[0011] As a further solution of the utility model, a motor is fixedly installed on the top of the first processing box through a bracket, and the output end of the motor is fixedly connected to the top of the second rotating shaft. Through the setting of the motor, the first rotating shaft and the second rotating shaft in the first processing box and the second processing box both rotate to achieve stirring of the solution.

[0012] The beneficial effects of the utility model are:

[0013] The utility model adopts the technical means of the first treatment box, the second treatment box and the filter box, injects sodium bicarbonate solution into the first treatment box, injects calcium chloride solution into the second treatment box, and introduces carbon dioxide gas into the first treatment box through the air inlet pipe, starts the motor, and realizes the rotation of the first rotating shaft and the second rotating shaft through the first synchronous wheel, the second synchronous wheel and the belt. In the first treatment, the carbon dioxide contacts and stirs the sodium bicarbonate solution to realize the removal of sulfur substances in the carbon dioxide, and then the carbon dioxide enters the second treatment box through the first conveying pipe. Under the action of the calcium chloride solution, the first vertical rod and the first stirring rod are cooperated so that the water vapor in the carbon dioxide is absorbed by the calcium chloride. Finally, the carbon dioxide enters the filter box through the second conveying pipe to realize the re-filtration of the water vapor, and finally the carbon dioxide is liquefied by cooling the condenser and collected by the discharge pipe, which effectively solves the problems raised in the background technology, thereby realizing low cost and high efficiency in removing impurities in the carbon dioxide, realizing the technical effect of purifying the carbon dioxide and reducing the production cost.

[0014] The utility model provides a filter box, a slide groove, a lifting plate, a slide rod, a spring, a filter plate, a box cover and a rubber pad, so that when the box cover is opened, the filter plate can be ejected, so that the filter plate can be easily replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a carbon dioxide purification device proposed by the utility model;

[0016] Figure 2 This is a cross-sectional structural schematic diagram of a filter box of a carbon dioxide purification device proposed by the utility model;

[0017] Figure 3 This is a cross-sectional structural schematic diagram of a second processing box of a carbon dioxide purification device proposed in the utility model;

[0018] Figure 4 This is a schematic cross-sectional structural diagram of a first processing box of a carbon dioxide purification device proposed in the utility model.

[0019] In the figure: 1, first treatment box; 101, air inlet pipe; 102, second discharge pipe; 103, fourth control valve; 104, one-way valve; 2, second treatment box; 3, first conveying pipe; 4, second conveying pipe; 5, motor; 6, first rotating shaft; 7, second rotating shaft; 8, first synchronous wheel; 9, second synchronous wheel; 10, belt; 11, condenser; 12, discharge pipe; 13, second feeding pipe; 14, third control valve; 15, filter Box; 1501, slide; 16, lifting plate; 17, slide rod; 18, spring; 19, filter plate; 20, box cover; 21, rubber pad; 22, first horizontal plate; 23, first vertical rod; 24, first stirring rod; 25, first discharge pipe; 26, first control valve; 27, discharge barrel; 28, first feeding pipe; 29, second control valve; 30, hollow disc; 31, second horizontal plate; 32, second vertical rod; 33, second stirring rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0022] Reference Figure 1-Figure 4 A carbon dioxide purification device comprises a first treatment box 1 and a second treatment box 2. The top of the first treatment box 1 is fixedly connected to the bottom of the second treatment box 2 through a first delivery pipe 3. The first delivery pipe 3 is located at one end of the second treatment box 2 and is fixedly connected to a hollow disc 30, and a plurality of air holes are provided at the bottom of the hollow disc 30. A second delivery pipe 4 is fixedly connected to one side of the top of the second treatment box 2. The other end of the second delivery pipe 4 is fixedly connected to a condenser 11. A discharge pipe 12 is provided at the bottom of the condenser 11. A filter box 15 is provided in series on the second delivery pipe 4. Both sides of the bottom of the inner wall of the filter box 15 are provided with slide grooves 1501. A slide bar 17 is fixedly connected between the top and bottom of the two slide grooves 1501, and the same lifting plate 16 is slidably sleeved on the circumferential surface of the two slide bars 17. Circular holes matching the slide bars 17 are opened at both ends of the lifting plate 16. A spring 18 is arranged at the bottom of the lifting plate 16, and a filter plate 19 is placed on the top of the lifting plate 16. A box cover 20 is arranged on the top of the filter box 15, and a rubber pad 21 is arranged at the bottom of the box cover 20. The box cover 20 and the filter box 15 are fixedly connected by bolts. Through the arrangement of the slide bar 17 and the spring 18, the filter plate 19 can be popped out when the box cover 20 is opened, so that the filter plate 19 can be replaced easily.

[0023] In this embodiment, a first rotating shaft 6 is rotatably penetrated through the middle position of the top of the second processing box 2, a round hole matched with the first rotating shaft 6 is opened in the middle position of the top of the second processing box 2, a first synchronous wheel 8 is fixedly sleeved on the top of the first rotating shaft 6, a first horizontal plate 22 is fixedly connected to the bottom of the first rotating shaft 6, both ends of the bottom of the first horizontal plate 22 are fixedly connected to first vertical rods 23, and a plurality of first stirring rods 24 are fixedly connected to the circumferential surface of the two first vertical rods 23 at equal distances.

[0024] In this embodiment, a first discharge pipe 25 is provided at the bottom of the second treatment box 2, and a first control valve 26 is installed in series on the first discharge pipe 25. A first feeding pipe 28 is provided on the outside of one side of the top of the second treatment box 2. The other end of the first feeding pipe 28 is fixedly connected with a discharge cylinder 27, and a second control valve 29 is installed in series on the first feeding pipe 28. The addition of calcium chloride solution in the second treatment box 2 is realized through the discharge cylinder 27, the second control valve 29 and the first feeding pipe 28, and the discharge of waste liquid is realized through the first discharge pipe 25 and the first control valve 26, thereby ensuring the quality of carbon dioxide removal.

[0025] In this embodiment, a second rotating shaft 7 is rotatably sleeved in the middle position of the top of the first processing box 1, a round hole matched with the second rotating shaft 7 is opened in the middle position of the top of the first processing box 1, a second synchronous wheel 9 is fixedly sleeved on the top of the second rotating shaft 7, and the same belt 10 is sleeved between the second synchronous wheel 9 and the first synchronous wheel 8, a second horizontal plate 31 is fixedly connected to the bottom of the second rotating shaft 7, both ends of the bottom of the second horizontal plate 31 are fixedly connected to second vertical rods 32, and a plurality of second stirring rods 33 are fixedly connected to the circumferential surfaces of the two second vertical rods 32.

[0026] In this embodiment, a second discharge pipe 102 is fixedly connected to the bottom of the first processing box 1, and a fourth control valve 103 is installed in series on the second discharge pipe 102. A second feeding pipe 13 is fixedly connected to one side of the top of the first processing box 1, and a third control valve 14 is installed on the second feeding pipe 13. An air intake pipe 101 is installed on one side of the bottom of the first processing box 1, and a one-way valve 104 is installed in series on the air intake pipe 101. The addition of sodium bicarbonate solution to the first processing box 1 is achieved through the second feeding pipe 13, and the removal of waste liquid is achieved through the second discharge pipe 102 and the fourth control valve 103.

[0027] In this embodiment, a motor 5 is fixedly installed on the top of the first processing box 1 through a bracket, and the output end of the motor 5 is fixedly connected to the top of the second rotating shaft 7. The motor 5 drives the second rotating shaft 7 and the first rotating shaft 6 to rotate together.

[0028] Working principle: When using this carbon dioxide purification device, sodium bicarbonate solution is injected into the first processing box 1 through the second feeding pipe 13, and calcium chloride solution is injected into the second processing box 2 through the discharge barrel 27. The carbon dioxide gas is introduced into the first processing box 1 through the air inlet pipe 101, and the motor 5 is started. The first rotating shaft 6 and the second rotating shaft 7 are rotated through the first synchronous wheel 8, the second synchronous wheel 9 and the belt 10. The carbon dioxide in the first processing box 1 contacts with the sodium bicarbonate solution and is stirred to remove the sulfur substances in the carbon dioxide. Then the carbon dioxide enters the second processing box 2 through the first conveying pipe 3. Under the action of the calcium chloride solution, the first vertical rod 23 and the first stirring rod 24 are cooperated to make the water vapor in the carbon dioxide absorbed by the calcium chloride. Finally, the carbon dioxide enters the filter box 15 through the second conveying pipe 4 to filter the water vapor again. Finally, it is cooled and liquefied by the condenser 11 and collected through the discharge pipe 12.

[0029] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0030] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0031] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A carbon dioxide purification device, comprising a first processing box (1) and a second processing box (2), It is characterized in that The top of the first processing box (1) is fixedly connected to the bottom of the second processing box (2) through a first delivery pipe (3); one end of the first delivery pipe (3) located at the second processing box (2) is fixedly connected to a hollow disc (30), and a plurality of air holes are provided at the bottom of the hollow disc (30); one side of the top of the second processing box (2) is fixedly connected to a second delivery pipe (4); the other end of the second delivery pipe (4) is fixedly connected to a condenser (11); a discharge pipe (12) is provided at the bottom of the condenser (11); a filter box (15) is provided in series on the second delivery pipe (4); and both sides of the bottom of the inner wall of the filter box (15) are provided with There is a slide groove (1501), and a slide rod (17) is fixedly connected between the top and the bottom of the two slide grooves (1501). The circumferential surface of the two slide rods (17) is slidably sleeved with the same lifting plate (16). Both ends of the lifting plate (16) are provided with circular holes that are compatible with the slide rod (17). A spring (18) is arranged at the bottom of the lifting plate (16), and a filter plate (19) is placed on the top of the lifting plate (16). A box cover (20) is arranged at the top of the filter box (15), and a rubber pad (21) is arranged at the bottom of the box cover (20). The box cover (20) and the filter box (15) are fixedly connected by bolts.

2. The carbon dioxide purification device according to claim 1, It is characterized in that A first rotating shaft (6) is rotatably passed through the middle position of the top of the second processing box (2); a round hole matched with the first rotating shaft (6) is opened in the middle position of the top of the second processing box (2); a first synchronous wheel (8) is fixedly sleeved on the top of the first rotating shaft (6); a first horizontal plate (22) is fixedly connected to the bottom of the first rotating shaft (6); first vertical rods (23) are fixedly connected to both ends of the bottom of the first horizontal plate (22); and a plurality of first stirring rods (24) are fixedly connected to the circumferential surfaces of the two first vertical rods (23) at equal distances.

3. The carbon dioxide purification device according to claim 2, It is characterized in that A first discharge pipe (25) is arranged at the bottom of the second processing box (2), and a first control valve (26) is arranged in series on the first discharge pipe (25). A first feeding pipe (28) is arranged on the outside of one side of the top of the second processing box (2), and the other end of the first feeding pipe (28) is fixedly connected to a discharge barrel (27), and a second control valve (29) is arranged in series on the first feeding pipe (28).

4. The carbon dioxide purification device according to claim 1, It is characterized in that A second rotating shaft (7) is rotatably sleeved at the middle position of the top of the first processing box (1); a round hole matching the second rotating shaft (7) is opened at the middle position of the top of the first processing box (1); a second synchronous wheel (9) is fixedly sleeved at the top of the second rotating shaft (7); a same belt (10) is sleeved between the second synchronous wheel (9) and the first synchronous wheel (8); a second horizontal plate (31) is fixedly connected to the bottom of the second rotating shaft (7); second vertical rods (32) are fixedly connected to both ends of the bottom of the second horizontal plate (31); and a plurality of second stirring rods (33) are fixedly connected to the circumferential surfaces of the two second vertical rods (32).

5. The carbon dioxide purification device according to claim 4, It is characterized in that A second discharge pipe (102) is fixedly connected to the bottom of the first processing box (1), and a fourth control valve (103) is arranged in series on the second discharge pipe (102); a second feeding pipe (13) is fixedly connected to one side of the top of the first processing box (1), and a third control valve (14) is arranged on the second feeding pipe (13); an air intake pipe (101) is arranged on one side of the bottom of the first processing box (1), and a one-way valve (104) is arranged in series on the air intake pipe (101).

6. The carbon dioxide purification device according to claim 1, It is characterized in that A motor (5) is fixedly mounted on the top of the first processing box (1) via a bracket, and an output end of the motor (5) is fixedly connected to the top of the second rotating shaft (7).

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