Carbon dioxide mineralization curing maintenance split vapor switching device

By designing a carbon dioxide mineralization maintenance steam separation switching device, selective inflow of carbon dioxide is achieved using a power component and a steam separation switching component, solving the tedious problem of introducing carbon dioxide gas one by one and improving maintenance efficiency.

CN224446328UActive Publication Date: 2026-07-03华电江苏能源有限公司 +1

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
华电江苏能源有限公司
Filing Date
2025-06-06
Publication Date
2026-07-03

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Abstract

The utility model discloses carbon dioxide mineralization maintenance divides the steam switching device, including first maintenance kettle, second maintenance kettle, divides steam switching subassembly, power component and breather, first maintenance kettle and second maintenance kettle are linked together through breather, with power component drive divides steam switching subassembly operation, make carbon dioxide in the breather selective flow into first maintenance kettle or second maintenance kettle. The rotation of the connecting arm makes the rotating shaft follow the rotation, which in turn drives the rotation of the tee pipe, allowing the air hole direction on the surface of the tee pipe to face the breather pipe through which carbon dioxide is introduced, the inner wall of the shell and the maintenance kettle through which carbon dioxide is required. At this time, according to the required carbon dioxide content in each maintenance kettle, rotate the tee pipe, and connect the air hole with the breather pipe of the maintenance kettle with the required carbon dioxide content. It is not necessary to add carbon dioxide gas to the maintenance kettle one by one. The overall structure is simple, convenient to use, and improves the carbon dioxide mineralization maintenance efficiency.
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Description

Technical Field

[0001] This utility model specifically relates to a carbon dioxide mineralization maintenance vapor separation switching device. Background Technology

[0002] Carbon dioxide mineralization curing is an innovative curing technology that reacts carbon dioxide (CO2) with alkaline components (such as calcium and magnesium) in concrete to generate carbonates, thereby improving the mechanical properties and durability of concrete, while simultaneously fixing and storing carbon dioxide.

[0003] In the process of carbon dioxide mineralization curing, different amounts of carbon dioxide gas need to be introduced between two curing tanks to achieve the mineralization curing process. However, the method of introducing the gas one by one is cumbersome and reduces the overall curing efficiency. Utility Model Content

[0004] The purpose of this invention is to provide a carbon dioxide mineralization maintenance steam separation switching device to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a carbon dioxide mineralization curing steam separation switching device, including a first curing vessel, a second curing vessel, a steam separation switching component, a power component, and a vent pipe. The first curing vessel and the second curing vessel are connected through the vent pipe. As the power component drives the steam separation switching component to operate, carbon dioxide in the vent pipe selectively flows into the first curing vessel or the second curing vessel.

[0006] Preferably, a first connecting pipe is inserted into the first curing vessel, and a second connecting pipe is inserted into the second curing vessel, both of which are connected to a vent pipe.

[0007] Preferably, the steam distribution switching assembly includes a housing centrally inserted into the vent pipe, with through holes on both sides of the housing adapted to the vent pipe, and a three-way pipe disposed inside the housing.

[0008] Preferably, the surface of the three-way pipe has three interconnected air holes, and a rotating shaft is connected to the outside of the three-way pipe.

[0009] Preferably, the power assembly includes a telescopic cylinder, the power output end of which is connected to a connecting arm, and the end of the connecting arm away from the power output end of the telescopic cylinder is connected to a rotating shaft.

[0010] Preferably, a support plate is provided on the lower surface of the vent pipe by means of rivets, and two fixing blocks are provided on the support plate. A groove is preset between the two fixing blocks, and a rotating rod is provided on one side of each fixing block located in the groove.

[0011] Preferably, the tail end of the telescopic cylinder is provided with a connecting block, which extends into the groove and connects to the rotating rod.

[0012] The technical effects and advantages of this utility model are as follows: This carbon dioxide mineralization curing steam-switching device is inserted into the carbon dioxide inlet pipe through a through hole at the top of the shell. Activating the telescopic cylinder drives the connecting arm, causing it to rotate. This rotation of the shaft then drives the rotation of the three-way pipe, aligning the vents on the surface of the three-way pipe with the carbon dioxide inlet pipe, the inner wall of the shell, and the curing vessel requiring carbon dioxide inlet. Based on the required carbon dioxide content in each curing vessel, rotating the three-way pipe connects the vents with the inlet pipes of the curing vessels requiring the desired carbon dioxide content. This eliminates the need to add carbon dioxide gas to each curing vessel individually. The overall structure is simple, easy to use, and improves the efficiency of carbon dioxide mineralization curing. Attached Figure Description

[0013] Figure 1 This is a first-view schematic diagram of the entire utility model;

[0014] Figure 2 This is a schematic diagram of the overall second-view structure of this utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the tee pipe of this utility model;

[0016] Figure 4 This is a schematic diagram of the shell structure of this utility model.

[0017] In the diagram: 1. First curing vessel; 2. Second curing vessel; 3. Vent pipe; 4. First connecting pipe; 5. Second connecting pipe; 6. Shell; 7. T-pipe; 8. Air hole; 9. Rotating shaft; 10. Telescopic cylinder; 11. Connecting arm; 12. Support plate; 13. Fixing block; 14. Rotating rod; 15. Connecting block. Detailed Implementation

[0018] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention.

[0019] To facilitate the introduction of carbon dioxide into different curing reactors, please refer to... Figure 1 , Figure 2 and Figure 3As shown, the system includes a first curing vessel 1, a second curing vessel 2, a steam distribution switching component, a power component, and a vent pipe 3. The first curing vessel 1 and the second curing vessel 2 are connected by the vent pipe 3. As the power component drives the steam distribution switching component to operate, carbon dioxide in the vent pipe 3 selectively flows into either the first curing vessel 1 or the second curing vessel 2. It is inserted into the vent pipe for carbon dioxide through the through hole facing the top of the shell 6. The telescopic cylinder 10 is activated, and the power output end of the telescopic cylinder 10 drives the connecting arm 11, causing the connecting arm 11 to rotate. This causes the rotating shaft 9 to rotate, which in turn drives the rotation of the three-way pipe 7. The air holes 8 on the surface of the three-way pipe 7 are respectively oriented towards the vent pipe for carbon dioxide, the inner wall of the shell 6, and the curing vessel for which carbon dioxide needs to be introduced. At this time, according to the required carbon dioxide content in each curing vessel, the three-way pipe 7 is rotated so that the air holes 8 are connected to the vent pipe 3 of the curing vessel with the required carbon dioxide content. It is not necessary to add carbon dioxide gas into each curing vessel one by one, and the overall structure is simple.

[0020] To facilitate improving the efficiency of carbon dioxide mineralization maintenance, refer to Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, a first connecting pipe 4 is inserted into the first curing vessel 1, and a second connecting pipe 5 is inserted into the second curing vessel 2. Both the first connecting pipe 4 and the second connecting pipe 5 are connected to the vent pipe 3. When carbon dioxide enters the vent pipe 3, it can enter the first curing vessel 1 and the second curing vessel 2 through the first connecting pipe 4 and the second connecting pipe 5, respectively. The steam separation switching assembly includes a housing 6 centrally inserted into the vent pipe 3. A through hole at the top of the housing 6 is used to insert a pipe for inputting carbon dioxide. Through holes adapted to the vent pipe 3 are opened on both sides of the housing 6. The through holes on both sides are used to connect the vent pipe 3 to facilitate the transfer of carbon dioxide to the first curing vessel 1 or the second curing vessel 2. A three-way pipe 7 is installed inside the housing 6. The three-way pipe 7 is rotatably installed inside the housing 6. As the three-way pipe 7 rotates, the three vents 8 on the three-way pipe 7 can be directed in different directions: towards the carbon dioxide input pipe, the first curing vessel 1, and the inner wall of the housing 6; and towards the carbon dioxide input pipe, the second curing vessel 2, and the inner wall of the housing 6. This enables the switching of carbon dioxide mineralization curing steam distribution, improving practicality and convenience. The surface of the three-way pipe 7 has three interconnected vents 8, and a rotating shaft 9 is connected to the outside of the three-way pipe 7. By rotating the rotating shaft 9, the three-way pipe 7 can be rotated, allowing carbon dioxide to be introduced into different curing vessels. The power assembly includes a telescopic cylinder 10. The power output end of the telescopic cylinder 10 is connected to a connecting arm 11. The end of the connecting arm 11 away from the power output end of the telescopic cylinder 10 is connected to the rotating shaft 9. A support plate 12 is riveted to the lower surface of the vent pipe 3. Two fixing blocks 13 are mounted on the support plate 12, with a groove between them. A rotating rod 14 is mounted on one side of each fixing block 13 within the groove. A connecting block 15 is mounted at the tail of the telescopic cylinder 10, extending into the groove and connecting to the rotating rod 14. The support plate 12 supports the telescopic cylinder 10, ensuring its stability during use. The power output end of the telescopic cylinder 10 is hinged to the connecting arm 11, allowing the connecting arm 11 to rotate the rotating shaft 9 when pulled by the telescopic cylinder 10. When the telescopic cylinder 10 is operating, it can deflect between the rotating rods 14 via the connecting block 15 to coordinate with its operation.

[0021] In use, insert the carbon dioxide venting pipe into the through hole at the top of the housing 6, activate the telescopic cylinder 10, and the power output end of the telescopic cylinder 10 drives the connecting arm 11 to rotate, causing the rotating shaft 9 to rotate as well. This, in turn, drives the rotation of the three-way pipe 7, so that the air holes 8 on the surface of the three-way pipe 7 are respectively facing the carbon dioxide venting pipe, the inner wall of the housing 6, and the curing vessel into which carbon dioxide is to be introduced. At this time, according to the required carbon dioxide content in each curing vessel, rotate the three-way pipe 7 to connect the air holes 8 with the venting pipe 3 of the curing vessel with the required carbon dioxide content, so that carbon dioxide can be selectively introduced into the first curing vessel 1 or the second curing vessel 2.

[0022] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model.

Claims

1. A carbonation curing maintenance steam split switching device, characterized by, It includes a first curing vessel (1), a second curing vessel (2), a steam distribution switching component, a power component, and a vent pipe (3). The first curing vessel (1) and the second curing vessel (2) are connected through the vent pipe (3). As the power component drives the steam distribution switching component to operate, carbon dioxide in the vent pipe (3) selectively flows into the first curing vessel (1) or the second curing vessel (2).

2. The carbonation curing maintenance steam split switching device according to claim 1, wherein: The first curing vessel (1) is connected to a first connecting pipe (4), and the second curing vessel (2) is connected to a second connecting pipe (5). Both the first connecting pipe (4) and the second connecting pipe (5) are connected to the vent pipe (3).

3. The carbonation curing maintenance steam split switching device of claim 1, wherein: The steam splitting and switching assembly includes a housing (6) centrally inserted into the vent pipe (3), with through holes on both sides of the housing (6) adapted to the vent pipe (3), and a three-way pipe (7) inside the housing (6).

4. The carbonation curing maintenance steam split switching device of claim 3, wherein: The three-way pipe (7) has three interconnected air holes (8) on its surface, and a rotating shaft (9) is connected to the outside of the three-way pipe (7).

5. The carbonation curing maintenance steam split switching device of claim 4, wherein: The power assembly includes a telescopic cylinder (10), the power output end of which is connected to a connecting arm (11), and the end of the connecting arm (11) away from the power output end of the telescopic cylinder (10) is connected to a rotating shaft (9).

6. The carbon dioxide mineralization maintenance steam separation switching device according to claim 5, characterized in that: The lower surface of the vent pipe (3) is provided with a support plate (12) by rivets. Two fixing blocks (13) are provided on the support plate (12). A groove is preset between the two fixing blocks (13). A rotating rod (14) is provided on one side of the fixing block (13) located in the groove.

7. The carbonation curing maintenance steam split switch device of claim 6, wherein: The telescopic cylinder (10) is provided with a connecting block (15) at its tail end, and the connecting block (15) extends into the groove and connects with the rotating rod (14).