CN220573217U

CN220573217U - Compound device for preparing carbon dioxide trapping agent in flue gas

Info

Publication number: CN220573217U
Application number: CN202321925718.2U
Authority: CN
Inventors: 赵启龙; 王颖萱; 郑洁; 何红莲
Original assignee: Sichuan Jingshida Technology Co ltd
Current assignee: Sichuan Jingshida Technology Co ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-03-12
Anticipated expiration: 2033-07-21

Abstract

The utility model provides a compound device for preparing a carbon dioxide trapping agent in flue gas, and belongs to the technical field of environmental treatment equipment. Including the agitator tank body, the top of the agitator tank body is equipped with the feeding hopper, and the inside of the agitator tank body is provided with the pivot, is equipped with a plurality of stirring vane along pivot axial interval in the pivot, and the inside of the agitator tank body is equipped with the sieve and fights, has set firmly the scraper blade in the pivot, and the scraper blade is located the top of sieve fights and the laminating of the screen cloth upper wall on sieve fights. Utilize the sieve fill in the agitator tank body, will throw into the internal material of agitator tank and sieve the dispersion, simultaneously, in the rotatory in-process of pivot, except stirring vane to the internal solution stirring of agitator tank, still utilize the scraper blade on the stirring vane to evenly strive the whole sieve fill with the material, have the effect that improves the misce bene degree of material and solution.

Description

Compound device for preparing carbon dioxide trapping agent in flue gas

Technical Field

The utility model relates to the technical field of environmental treatment equipment, in particular to a compound device for preparing a carbon dioxide trapping agent in flue gas.

Background

Carbon dioxide capture techniques are used to remove carbon dioxide from gas streams or to separate carbon dioxide as a gaseous product. At present, the domestic and foreign flue gas decarburization process comprises an amine method for capturing carbon dioxide, a carbon dioxide absorbent is utilized to absorb carbon dioxide in flue gas flow at normal temperature and normal pressure, then the carbon dioxide is collected in a concentrated mode through normal pressure and high temperature analysis, and the analyzed carbon dioxide absorbent can be recycled for absorbing carbon dioxide, so that the energy-saving and environment-friendly effects are achieved.

In the preparation process of the carbon dioxide absorbent, the absorbent is required to be compounded, the amino powder is put into water in the compounding process, various additives and adhesives are put into the water, the additives, the adhesives and the solution are stirred and mixed, and the solution is dried and calcined after standing and precipitation, so that the required carbon dioxide absorbent is obtained.

However, in the process of stirring and mixing the additive, the binder and the solution, stirring is insufficient, so that the absorption capacity of the prepared absorbent particles is different, and the capturing efficiency of the absorbent carbon dioxide is affected.

Disclosure of Invention

In view of the above problems, the utility model provides a compound device for preparing a carbon dioxide trapping agent in flue gas.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a compound device of carbon dioxide entrapment agent in preparation flue gas, including the agitator tank body, be equipped with the inlet tube on the upper portion outer wall of the agitator tank body, the bottom of the agitator tank body is equipped with the discharging pipe, the lateral wall of the agitator tank body still is equipped with the drain pipe, the top of the agitator tank body is equipped with the feeding hopper, the feeding hopper passes through the top of feeding pipe connection agitator tank body, the inside of the agitator tank body is provided with the pivot, be equipped with in the agitator tank body and be used for driving pivot pivoted first driving piece, be equipped with a plurality of stirring vane along pivot axial interval in the pivot, the inside of the agitator tank body is equipped with the sieve fill, the bottom opening of feeding pipe is located the sieve fill directly over, the scraper blade has been set firmly in the pivot, the scraper blade is located the top of sieve fill and the laminating of the screen cloth upper wall on the sieve fill.

Further, the first driving piece is a first motor, the first motor is fixedly connected to the top of the stirring tank body, and an output shaft of the first motor is in transmission connection with the rotating shaft.

Further, the scraper blade includes connecting rod and doctor-bar, and the even rigid coupling of circumference of connecting rod along the pivot has two at least, and the below of every connecting rod is all along a plurality of doctor-bars of connecting rod length direction evenly interval fixed connection, and the doctor-bar on the adjacent connecting rod is crisscross to be set up.

Further, a hanging ring is fixedly connected to the inner top wall of the stirring tank body, a plurality of hooks are uniformly arranged on the edge of the sieve bucket along the circumferential direction of the sieve bucket, and the sieve bucket is detachably connected to the hanging ring through the hooks.

Further, the top rigid coupling of the agitator tank body has the support, and the dog passes through weighing sensor rigid coupling on the support, and weighing sensor is used for weighing the weight of dog in real time, is provided with the butterfly valve that is used for switching dog on the dog.

Further, the feeding pipe comprises an upper pipe body and a lower pipe body, the upper pipe body is connected with the feeding hopper, the butterfly valve is arranged on the upper pipe body, the lower pipe body penetrates through and is fixedly connected to the top of the stirring tank body, the bottom of the upper pipe body is connected with a soft material guiding bag, the soft material guiding bag penetrates up and down, the upper end of the soft material guiding bag is fixedly sleeved on the outer wall of the upper pipe body, and the lower end of the soft material guiding bag is movably inserted into the top opening of the lower pipe body.

Further, the spiral extrusion blade is rotatably arranged in the upper pipe body, and a second motor for driving the spiral extrusion blade to rotate so as to extrude materials in the feeding hopper downwards is fixedly arranged on the feeding hopper.

The beneficial effects of the utility model are as follows: utilize the sieve fill in the agitator tank body, will throw into the internal material of agitator tank and sieve the dispersion, simultaneously, in the rotatory in-process of pivot, except stirring vane to the internal solution stirring of agitator tank, still utilize the scraper blade on the stirring vane to evenly strive the whole sieve fill with the material, improve the dispersion efficiency of sieving to the material, improve the misce bene degree of material and solution.

Drawings

Fig. 1 is a schematic overall structure of a compounding device according to an embodiment of the present application.

Fig. 2 is a schematic view of a partial cross-sectional structure of a stirring tank according to an embodiment of the present application.

Fig. 3 is an enlarged partial schematic view of the portion a in fig. 2.

Fig. 4 is a schematic view of a partial cross-sectional structure of a hopper according to an embodiment of the present application.

Wherein, 1, stirring the tank body; 11. a water inlet pipe; 12. a discharge pipe; 13. a drain pipe; 14. hanging rings; 15. a bracket; 2. a charging hopper; 21. a weighing sensor; 22. butterfly valve; 23. an upper tube body; 24. a lower pipe body; 25. a material guiding soft bag; 26. spiral extrusion of the blades; 27. a second motor; 3. a rotating shaft; 31. stirring blades; 32. a scraper; 321. a connecting rod; 322. a wiper blade; 33. a first motor; 4. screening bucket; 41. a hook.

Detailed Description

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

The embodiment of the application discloses compound device of carbon dioxide trapping agent in preparation flue gas, refer to fig. 1, 2, including stirring jar body 1, stirring jar body 1 inside cavity, stirring jar body 1 is passed through flange joint fixed constitution by last jar body and lower jar body. The stirring tank body 1 is supported on the ground through a metal frame. The outer wall of the stirring tank body 1 is respectively connected with a water inlet pipe 11, a water outlet pipe 13 and a discharge pipe 12 positioned at the bottom of the stirring tank body 1 from top to bottom, the top of the stirring tank body 1 is also connected with a feeding pipe, a feeding hopper 2 is arranged above the stirring tank body 1, and the feeding hopper 2 is connected with the inside of the stirring tank body 1 through the feeding pipe. Be equipped with stirring subassembly in the agitator tank body 1, stirring subassembly includes pivot 3, a plurality of stirring vane 31 to and be used for driving pivot 3 pivoted first driving piece, the top coaxial rotation of pivot 3 is connected at the top of the agitator tank body 1, and stirring vane 31 establishes in pivot 3 and is equipped with the multi-disc along the even interval of the axial of pivot 3.

Still be equipped with sieve fill 4 in the agitator tank body 1, sieve fill 4 is located the top of stirring vane 31, and sieve fill 4 is by a slice metal screen cloth and enclose and close the fender an organic whole of enclosing at the screen cloth edge and constitute, and the bottom opening of the unloading pipe on the agitator tank body 1 is just above the screen cloth. Perforations are coaxially formed in the screen of the screen bucket 4 in a penetrating mode, the rotating shaft 3 is coaxially arranged in the perforations in a penetrating mode, the scraping plate 32 is further fixedly arranged above the screen on the rotating shaft 3, and the scraping plate 32 is attached to the upper wall surface of the screen. When the staff throws the material in throwing hopper 2 to agitator tank body 1, the material falls on sieve fill 4, drives the pivot 3 through first driving piece and rotates, utilizes stirring vane 31 to stir the solution of following inlet tube 11 injection in agitator tank body 1, simultaneously on evenly scraping the sieve fill 4 screen cloth with the material by scraper blade 32, utilizes the screen cloth to make the material disperse, and falls into the internal solution of jar uniformly, avoids the material caking, improves the material and dissolves efficiency and stirring degree in solution stirring.

Specifically, the first driving piece may adopt a first motor 33, the first motor 33 is fixedly connected to the top of the stirring tank body 1 through a bolt, and an output shaft of the first motor 33 may be coaxially connected to the top of the rotating shaft 3 through a coupling. In other embodiments, the first motor 33 may also drive the rotation shaft 3 to rotate through a gear transmission, a belt transmission, or the like.

In this embodiment, scraper blade 32 includes connecting rod 321 and doctor-bar 322, and connecting rod 321 is along the radial fixed connection of pivot 3 on pivot 3, and connecting rod 321 is equipped with two at least along the circumference of pivot 3 even interval, and the below homogeneity fixed connection of every connecting rod 321 is by multi-disc doctor-bar 322. The blades 322 are uniformly spaced along the length direction of the connecting rod 321, the width of the gap between the adjacent blades 322 is not greater than the width of the blades 322, and the positions of the blades 322 on the adjacent connecting rods 321 are staggered. The scraping blades 322 on the connecting rods 321 can comprehensively scrape the materials when the scraping blades 32 pass through the screen, and gaps are provided for the materials to pass through when the materials are excessive, so that the scraping blades 32 can continuously and flatly scrape the materials.

Further, the scraping blade 322 can be set to be in an inclined state, so that an included angle between the scraping blade 322 and the filter screen at one side of the rotating direction of the rotating shaft 3 is an acute angle, and the situation that the rotating shaft 3 is not smooth due to the fact that the scraping blade 322 is blocked with the filter screen in the moving process is avoided.

In this application embodiment, be equipped with link 14 through welded fastening on the roof in the agitator tank jar body, welded fastening has couple 41 on the edge of sieve fill 4, and couple 41 evenly is equipped with at least three along sieve fill 4 circumference interval, and couple 41 is movable articulates with link 14. After the upper tank body of the stirring tank body 1 is detached from the lower tank body, a worker can take out the sieve bucket 4, clear up blocked holes on the sieve bucket 4, or adopt sieve buckets 4 with different sieve meshes according to the raw material types.

Referring to fig. 3, further, in order to accurately throw in materials, a bracket 15 is fixed to the top of the stirrer tank body by welding, a weighing sensor 21 is installed at the top of the bracket 15, a feeding hopper 2 is installed on the bracket 15 by the weighing sensor 21, the weighing sensor 21 can weigh the whole weight of the feeding hopper 2 and the materials in the feeding hopper 2 in real time, and a butterfly valve 22 capable of feeding the materials on the inner wall is arranged on the feeding pipe. By weighing the weight of the charging hopper 2 in real time, a worker can control the opening degree, the opening and closing frequency, the opening and closing time and the like of the butterfly valve 22, so that the feeding rate, the flow and the total feeding amount of materials can be controlled.

The feeding pipe comprises an upper pipe body 23 and a lower pipe body 24, the upper pipe body 23 is connected with the feeding hopper 2, the butterfly valve 22 is arranged on the upper pipe body 23, the lower pipe body 24 penetrates through and is fixedly connected to the top of the stirring tank body 1, the bottom of the upper pipe body 23 is connected with a soft material guiding bag 25, the soft material guiding bag 25 penetrates through up and down, the upper end of the soft material guiding bag 25 is fixedly sleeved on the outer wall of the upper pipe body 23, and the lower end of the soft material guiding bag is movably inserted into the top opening of the lower pipe body 24. The weighing accuracy of the weighing sensor 21 is improved by separating the hopper 2, the upper pipe body 23 and the stirring tank body 1.

Referring to fig. 4, further, a screw extruding blade 26 is rotatably disposed on the upper pipe body 23, and a second motor 27 for driving the screw extruding blade 26 to rotate to extrude the material in the hopper 2 downward is fixedly disposed on the hopper 2. The spiral blade is used for extruding materials in a spiral manner, so that the material feeding and discharging speed is controllable more conveniently and effectively compared with the opening degree of the butterfly valve 22 which is directly controlled.

The implementation principle of the compound device for preparing the carbon dioxide trapping agent in the flue gas in the embodiment of the application is as follows: after throwing the material into the feeding hopper 2, the material is led into the sieve hopper 4 through the feeding hopper 2, the first motor 33 is started to drive the rotating shaft 3 to rotate, the stirring blades 31 on the rotating shaft 3 stir the solution in the stirring tank body 1, the scraping plates 32 on the rotating shaft 3 also uniformly scrape the material in the sieve hopper 4 on the whole sieve hopper 4, and meanwhile, the material is dispersed by utilizing the screen mesh on the sieve hopper 4, so that the material can uniformly and comprehensively fall into the solution, and the mixing uniformity degree of the solution and the material is improved.

It will be apparent to those skilled in the art that while preferred embodiments of the present utility model have been described, additional variations and modifications may be made to these embodiments once the basic inventive concepts are known to those skilled in the art. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the utility model. It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. The utility model provides a compound device of carbon dioxide entrapment agent in preparation flue gas, includes the stirring tank body (1), be equipped with inlet tube (11) on the upper portion outer wall of the stirring tank body (1), the bottom of the stirring tank body (1) is equipped with discharging pipe (12), the lateral wall of the stirring tank body (1) still is equipped with drain pipe (13), its characterized in that: the stirring tank is characterized in that a feeding hopper (2) is arranged above the stirring tank body (1), the feeding hopper (2) is connected with the top of the stirring tank body (1) through a feeding pipe, a rotating shaft (3) is arranged inside the stirring tank body (1), a first driving piece used for driving the rotating shaft (3) to rotate is arranged on the stirring tank body (1), a plurality of stirring blades (31) are arranged on the rotating shaft (3) along the axial interval of the rotating shaft (3), a sieve hopper (4) is arranged inside the stirring tank body (1), a bottom opening of the feeding pipe is located right above the sieve hopper (4), a scraping plate (32) is fixedly arranged on the rotating shaft (3), and the scraping plate (32) is located above the sieve hopper (4) and is attached to the upper wall surface of a screen on the sieve hopper (4).

2. The device for preparing the carbon dioxide trapping agent in the flue gas according to claim 1, wherein the first driving piece is a first motor (33), the first motor (33) is fixedly connected to the top of the stirring tank body (1), and an output shaft of the first motor (33) is in transmission connection with the rotating shaft (3).

3. The device for preparing the carbon dioxide trapping agent in the flue gas according to claim 1, wherein the scraping plates (32) comprise connecting rods (321) and scraping plates (322), the connecting rods (321) are uniformly fixedly connected with at least two connecting rods along the circumferential direction of the rotating shaft (3), a plurality of scraping plates (322) are uniformly and fixedly connected below each connecting rod (321) along the length direction of each connecting rod (321) at intervals, and the scraping plates (322) on the adjacent connecting rods (321) are staggered.

4. The device for preparing the carbon dioxide trapping agent in the flue gas according to claim 1, wherein a hanging ring (14) is fixedly connected to the inner top wall of the stirring tank body (1), a plurality of hooks (41) are uniformly arranged on the edge of the sieve bucket (4) along the circumferential direction of the sieve bucket, and the sieve bucket (4) is detachably connected to the hanging ring (14) through the hooks (41).

5. The device for preparing the carbon dioxide trapping agent in the flue gas according to claim 1, wherein a bracket (15) is fixedly connected to the top of the stirring tank body (1), the feeding hopper (2) is fixedly connected to the bracket (15) through a weighing sensor (21), the weighing sensor (21) is used for weighing the weight of the feeding hopper (2) in real time, and a butterfly valve (22) for opening and closing the feeding pipe is arranged on the feeding pipe.

6. The device for preparing the carbon dioxide trapping agent in the flue gas according to claim 5, wherein the feeding pipe comprises an upper pipe body (23) and a lower pipe body (24), the upper pipe body (23) is connected with the feeding hopper (2), the butterfly valve (22) is arranged on the upper pipe body (23), the lower pipe body (24) penetrates through and is fixedly connected to the top of the stirring tank body (1), a soft material guiding bag (25) is connected to the bottom of the upper pipe body (23), the soft material guiding bag (25) penetrates up and down, and the upper end of the soft material guiding bag (25) is fixedly sleeved on the outer wall of the upper pipe body (23) and the lower end of the soft material guiding bag is movably inserted into the top opening of the lower pipe body (24).

7. The device for preparing the carbon dioxide trapping agent in the flue gas according to claim 6, wherein a spiral extrusion blade (26) is rotationally arranged on the upper pipe body (23), and a second motor (27) for driving the spiral extrusion blade (26) to rotate so as to extrude the material in the feeding hopper (2) downwards is fixedly arranged on the feeding hopper (2).