Gasification furnace slag cleaning device

Abstract

The utility model relates to the technical field of gasifiers, and discloses a gasifier slag cleaning device which is characterized in that a protective block is provided with a sliding groove, a sliding block is connected in the sliding groove in a sliding mode, one side of the sliding block is fixedly connected with a sliding block, the middle of the sliding block is in threaded connection with a threaded column, and the threaded column is fixedly connected with the sliding block. One side of the threaded column is fixedly connected to the middle of the second bevel gear. According to the slag scraping device, the first driving motor is arranged, so that the threaded block drives the sliding block to move upwards along the sliding groove, the other side of the sliding block drives the connecting plate, the second rotating shaft, the extending plate and the scraping plate to move upwards, the first driving motor is reversely arranged, the scraping plate can be driven to move downwards, and the scraping plate moves upwards so as to scrape slag in the gasification furnace; the danger of manual cleaning due to too high internal height of the gasification furnace is avoided, so that the height can be adjusted more conveniently when the slag in the gasification furnace is scraped by the scraping plate, and the safety during slag cleaning of the gasification furnace can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gasifiers, in particular to a slag cleaning device for a gasifier. Background Art

[0002] A gasifier, also known as a vaporizer, is an efficient and environmentally friendly energy conversion device. It mainly uses combustibles such as biomass and coal as raw materials, and through a specific gasification process, these raw materials are converted into combustible gases for combustion. There are many types of gasifiers, which can be divided into fixed-bed gasifiers, fluidized-bed gasifiers, entrained-flow gasifiers and other types according to different raw material types, gasification methods and equipment structures.

[0003] The existing technology has the following deficiencies: Most of the existing gasifiers are cleaned manually, but this only suits some smaller gasifiers. When cleaning some larger gasifiers, it is not convenient to clean due to the excessive height. The slag cleaning device for a gasifier is not convenient to adjust the cleaning angle, making it inconvenient to clean some areas with tricky positions. Summary of the Utility Model

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a slag cleaning device for a gasifier is proposed.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme: A slag cleaning device for a gasifier, including a lifting mechanism and an adjusting mechanism. The lifting mechanism includes a bottom plate, a support block is fixedly connected to the bottom plate, a driving motor one is fixedly connected to the support block, a rotating shaft one is fixedly connected to the output end of the driving motor one, a protection block is fixedly connected to the middle of the bottom plate, a limiting plate one is fixedly connected inside the protection block, the rotating shaft one penetrates through one side of the protection block and is fixedly connected with a bevel gear one, the bevel gear one is meshed with a bevel gear two, a chute is arranged on the protection block, a sliding block is slidably connected inside the chute, a sliding block is fixedly connected to one side of the sliding block, a threaded column is threadedly connected to the middle of the sliding block, and one side of the threaded column is fixedly connected to the middle of the bevel gear two.

[0006] As a further description of the above technical solution:

[0007] The rotating shaft one penetrates through and is rotatably connected to the middle of the limiting plate one. The limiting plate one, the bevel gear one, the bevel gear two, the threaded column and the threaded block are all arranged inside the protection block, and the bevel gear two is rotatably connected inside the protection block.

[0008] As a further description of the above technical solution:

[0009] The lifting mechanism consists of a bottom plate, a support block, a first driving motor, a first rotating shaft, a first limiting plate, a first bevel gear, a second bevel gear, a threaded column, a threaded block, a chute, a sliding block, and a protective block.

[0010] As a further description of the above technical solution:

[0011] Two universal wheels are installed on the lower surface of the bottom plate.

[0012] As a further description of the above technical solution:

[0013] One side of the sliding block away from the threaded block is fixedly connected to a connecting plate. Two extension plates are fixedly connected to both sides of the connecting plate. A second rotating shaft is rotatably connected to the middle of the extension plate. A scraper is fixedly connected to one side of the second rotating shaft.

[0014] As a further description of the above technical solution:

[0015] A protective box is fixedly connected to one side of the second rotating shaft. A second driving motor is fixedly connected inside the protective box. The output end of the second driving motor is fixedly connected to a third rotating shaft. A second limiting plate is fixedly connected inside the protective box. A worm is rotatably connected to the middle of the second limiting plate. A worm gear is meshed with the worm. One side of the extension plate is fixedly connected to the middle of the worm gear.

[0016] As a further description of the above technical solution:

[0017] There are two groups of the second limiting plates and they are symmetrically distributed. One side of the worm is fixedly connected to the third rotating shaft. The extension plate penetrates through one side of the protective box. The second driving motor, the third rotating shaft, the second limiting plate, the worm, and the worm gear are all arranged inside the protective box.

[0018] As a further description of the above technical solution:

[0019] The adjusting mechanism consists of a connecting plate, an extension plate, a second rotating shaft, a scraper, a protective box, a second driving motor, a third rotating shaft, a second limiting plate, a worm, and a worm gear.

[0020] The utility model has the following beneficial effects:

[0021] 1. In the utility model, by setting the first driving motor, the threaded block drives the sliding block to move upward along the chute. The other side of the sliding block drives the connecting plate, the second rotating shaft, the extension plate, and the scraper to move upward. By setting the first driving motor in the reverse direction, the scraper can be driven to move downward. When the scraper moves upward, the slag inside the gasifier can be scraped, avoiding the danger of increasing manual cleaning due to the excessive height inside the gasifier, making it easier to adjust the height when the scraper scrapes the slag inside the gasifier, and thus effectively increasing the safety during the cleaning of the slag in the gasifier.

[0022] 2. In the present utility model, by arranging the second driving motor, the worm drives the worm wheel to rotate, the worm wheel drives the extension plate to rotate, the extension plate drives the scraping plate to rotate along the middle part of the second rotating shaft, and the scraping plate rotates to adjust the inclination angle, so that the scraping plate can freely adjust the inclination angle of the slag in the gasifier, avoiding the situation where the position of the slag is tricky and not easy to clean, making the scraping plate clean the slag inside the gasifier more thoroughly and with higher efficiency. Description of the Drawings

[0023] Figure 1 It is a three-dimensional structural schematic diagram of a slag cleaning device for a gasifier proposed by the present utility model;

[0024] Figure 2 It is a partial sectional structural schematic diagram of a slag cleaning device for a gasifier proposed by the present utility model;

[0025] Figure 3 It is a three-dimensional structural schematic of the adjusting mechanism proposed by the present utility model;

[0026] Figure 4 It is an internal structural schematic diagram of the protection box proposed by the present utility model.

[0027] Legend Explanation:

[0028] 1. Bottom plate; 2. Universal wheel; 3. Support block; 4. First driving motor; 5. First rotating shaft; 6. First limiting plate; 7. First bevel gear; 8. Second bevel gear; 9. Threaded column; 10. Threaded block; 11. Chute; 12. Sliding block; 13. Protection block; 14. Connecting plate; 15. Extension plate; 16. Second rotating shaft; 17. Scraping plate; 18. Protection box; 19. Second driving motor; 20. Third rotating shaft; 21. Second limiting plate; 22. Worm; 23. Worm wheel. Specific Embodiment

[0029] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0030] Refer to Figures 1 - 4, an embodiment provided by the present utility model: a slag cleaning device for a gasifier, a lifting mechanism and an adjusting mechanism. The lifting mechanism includes a bottom plate 1, a support block 3 fixedly connected to the bottom plate 1, a driving motor 1 fixedly connected to the support block 3, a rotating shaft 5 fixedly connected to the output end of the driving motor 1, a protection block 13 fixedly connected to the middle of the bottom plate 1, a limiting plate 6 fixedly connected inside the protection block 13, the rotating shaft 5 penetrates through one side of the protection block 13 and is fixedly connected with a bevel gear 7, the bevel gear 7 is meshed with a bevel gear 8, a chute 11 is provided on the protection block 13, a sliding block 12 is slidably connected inside the chute 11, a sliding block 12 is fixedly connected to one side of the sliding block 12, a threaded column 9 is threadedly connected to the middle of the sliding block 12, one side of the threaded column 9 is fixedly connected to the middle of the bevel gear 8, the rotating shaft 5 penetrates through and is rotatably connected to the middle of the limiting plate 6, the limiting plate 6, the bevel gear 7, the bevel gear 8, the threaded column 9, and the threaded block 10 are all arranged inside the protection block 13, and the bevel gear 8 is rotatably connected inside the protection block 13. The lifting mechanism is composed of a bottom plate 1, a support block 3, a driving motor 1, a rotating shaft 5, a limiting plate 6, a bevel gear 7, a bevel gear 8, a threaded column 9, a threaded block 10, a chute 11, a sliding block 12, and a protection block 13. By setting the driving motor 1, the output end of the driving motor 1 rotates to drive the rotating shaft 5 to rotate, the rotating shaft 5 drives the bevel gear 7 to rotate along the middle of the limiting plate 6, the bevel gear 7 rotates to drive the bevel gear 8 to rotate, the bevel gear 8 rotates to drive the threaded column 9 to rotate, the rotation of the threaded column 9 causes the threaded block 10 to move upward along the threaded column 9 through the limitation of the sliding block 12, the threaded block 10 drives the sliding block 12 to move upward along the chute 11, and the other side of the sliding block 12 drives the connecting plate 14, the rotating shaft 2, the extension plate 15, and the scraper 17 to move upward. By setting the driving motor 1 in the reverse direction, the scraper 17 can be driven to move downward. The upward movement of the scraper 17 can scrape the slag inside the gasifier, avoiding the danger of increasing manual cleaning due to the excessive height inside the gasifier, making it easier to adjust the height when the scraper 17 scrapes the slag inside the gasifier, and thus effectively increasing the safety during the slag cleaning of the gasifier.

[0031] Two universal wheels 2 are installed on the lower surface of the bottom plate 1. A connecting plate 14 is fixedly connected to the side of the sliding block 12 away from the threaded block 10. Two extension plates 15 are fixedly connected to both sides of the connecting plate 14. A second rotating shaft 16 is rotatably connected to the middle of the extension plate 15. A scraping plate 17 is fixedly connected to one side of the second rotating shaft 16. A protective box 18 is fixedly connected to one side of the second rotating shaft 16. A second driving motor 19 is fixedly connected inside the protective box 18. A third rotating shaft 20 is fixedly connected to the output end of the second driving motor 19. A second limiting plate 21 is fixedly connected inside the protective box 18. A worm 22 is rotatably connected to the middle of the second limiting plate 21. A worm gear 23 is meshed with the worm 22. One side of the extension plate 15 is fixedly connected to the middle of the worm gear 23. There are two groups of the second limiting plates 21 and they are symmetrically distributed. One side of the worm 22 is fixedly connected to the third rotating shaft 20. One side of the extension plate 15 penetrates through the protective box 18. The second driving motor 19, the third rotating shaft 20, the second limiting plate 21, the worm 22, and the worm gear 23 are all arranged inside the protective box 18. The adjusting mechanism is composed of the connecting plate 14, the extension plate 15, the second rotating shaft 16, the scraping plate 17, the protective box 18, the second driving motor 19, the third rotating shaft 20, the second limiting plate 21, the worm 22, and the worm gear 23. By setting the second driving motor 19, the output end of the second driving motor 19 rotates to drive the third rotating shaft 20 to rotate. The third rotating shaft 20 drives the worm 22 to rotate along the middle of the second limiting plate 21. The worm 22 drives the worm gear 23 to rotate. The worm gear 23 drives the extension plate 15 to rotate. The extension plate 15 drives the scraping plate 17 to rotate along the middle of the second rotating shaft 16. The scraping plate 17 rotates to adjust the inclination angle, so that the scraping plate 17 can freely adjust the inclination angle of the slag in the gasifier, avoiding the situation where the position of the slag is tricky and not easy to clean, making the scraping plate 17 clean the slag inside the gasifier more cleanly and with higher efficiency.

[0032] Working principle: By setting the second driving motor 19, the output end of the second driving motor 19 rotates to drive the third rotating shaft 20 to rotate. The third rotating shaft 20 drives the worm 22 to rotate along the middle of the second limiting plate 21. The worm 22 drives the worm gear 23 to rotate. The worm gear 23 drives the extension plate 15 to rotate. The extension plate 15 drives the scraper 17 to rotate along the middle of the second rotating shaft 16. The rotation of the scraper 17 adjusts the inclination angle, enabling the scraper 17 to freely adjust the inclination angle for the slag inside the gasifier, avoiding the situation where the position of the slag is tricky and inconvenient for cleaning, making the scraper 17 cleaner and more efficient in cleaning the slag inside the gasifier. By setting the first driving motor 4, the output end of the first driving motor 4 rotates to drive the first rotating shaft 5 to rotate. The first rotating shaft 5 drives the first bevel gear 7 to rotate along the middle of the first limiting plate 6. The rotation of the first bevel gear 7 drives the second bevel gear 8 to rotate. The rotation of the second bevel gear 8 drives the threaded column 9 to rotate. The rotation of the threaded column 9 causes the threaded block 10 to move upward along the threaded column 9 under the limitation of the sliding block 12. The threaded block 10 drives the sliding block 12 to move upward along the sliding groove 11. The other side of the sliding block 12 drives the connecting plate 14, the second rotating shaft 16, the extension plate 15, and the scraper 17 to move upward. Reversely setting the first driving motor 4 can drive the scraper 17 to move downward. The upward movement of the scraper 17 scrapes the slag inside the gasifier, avoiding the danger of increased manual cleaning due to the excessive height inside the gasifier, making it easier to adjust the height when the scraper 17 scrapes the slag inside the gasifier, and thus effectively increasing the safety during the cleaning of the slag in the gasifier.

[0033] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A gasifier slag cleaning device, comprising a lifting mechanism and an adjusting mechanism, characterized in that: The lifting mechanism comprises a base plate (1), a support block (3) is fixedly connected to the base plate (1), a drive motor (4) is fixedly connected to the support block (3), a rotating shaft (5) is fixedly connected to the output end of the drive motor (4), a protective block (13) is fixedly connected to the middle part of the base plate (1), a limit plate (6) is fixedly connected inside the protective block (13), the rotating shaft (5) passes through one side of the protective block (13) and is fixedly connected to a bevel gear (7), the bevel gear (7) is meshingly connected to a bevel gear (8), a sliding groove (11) is provided on the protective block (13), a sliding block (12) is slidably connected inside the sliding groove (11), one side of the sliding block (12) is fixedly connected to the sliding block (12), the middle part of the sliding block (12) is threadedly connected to a threaded column (9), and one side of the threaded column (9) is fixedly connected to the middle part of the bevel gear (8).

2. A gasification furnace slag cleaning device according to claim 1, characterized in that: The rotating shaft 1 (5) passes through and is rotatably connected to the middle part of the limiting plate 1 (6); the limiting plate 1 (6), the bevel gear 1 (7), the bevel gear 2 (8), the threaded column (9), and the threaded block (10) are all arranged in the protective block (13); and the bevel gear 2 (8) is rotatably connected to the protective block (13).

3. The gasification furnace slag cleaning device according to claim 1, characterized in that: The lifting mechanism is composed of a base plate (1), a support block (3), a driving motor (4), a rotating shaft (5), a limiting plate (6), a bevel gear (7), a bevel gear (8), a threaded column (9), a threaded block (10), a sliding groove (11), a sliding block (12), and a protective block (13).

4. The gasification furnace slag cleaning device according to claim 1, characterized in that: Two universal wheels (2) are installed on the lower surface of the base plate (1).

5. The gasification furnace slag cleaning device according to claim 1, characterized in that: A connecting plate (14) is fixedly connected to the side of the sliding block (12) away from the threaded block (10), two extension plates (15) are fixedly connected to the two sides of the connecting plate (14), a rotating shaft (16) is rotatably connected to the middle of the extension plate (15), and a scraper (17) is fixedly connected to one side of the rotating shaft (16).

6. A gasification furnace slag cleaning device according to claim 5, characterized in that: One side of the second rotating shaft (16) is fixedly connected to a protection box (18), a second driving motor (19) is fixedly connected inside the protection box (18), an output end of the second driving motor (19) is fixedly connected to a third rotating shaft (20), a second limiting plate (21) is fixedly connected inside the protection box (18), a worm (22) is rotatably connected to the middle of the second limiting plate (21), a worm wheel (23) is meshingly connected to the worm (22), and one side of the extension plate (15) is fixedly connected to the middle of the worm wheel (23).

7. A gasification furnace slag cleaning device according to claim 6, characterized in that: The second limiting plate (21) is provided with two groups and is symmetrically divided, one side of the worm (22) is fixedly connected to the third rotating shaft (20), the extension plate (15) passes through one side of the protection box (18), and the second driving motor (19), the third rotating shaft (20), the second limiting plate (21), the worm (22), and the worm wheel (23) are all arranged in the protection box (18).

8. The gasification furnace slag cleaning device according to claim 1, characterized in that: The regulating mechanism is composed of a connecting plate (14), an extension plate (15), a second rotating shaft (16), a scraper (17), a protection box (18), a second driving motor (19), a third rotating shaft (20), a second limiting plate (21), a worm (22), and a worm wheel (23).

Images