Automatic cleaning device for U-shaped water seal tank of coke oven

Abstract

The utility model relates to the field of coke oven water seal tank cleaning equipment, and discloses an automatic cleaning device for a U-shaped water seal tank of a coke oven, which comprises the U-shaped water seal tank, a cleaning scraper and a coke oven locomotive dust hood, the U-shaped water seal tank is installed on the coke oven body, the cleaning scraper is arranged in the U-shaped water seal tank, and the outer edge of the cleaning scraper is attached to the inner side face of a tank body of the U-shaped water seal tank; the coke oven locomotive dust hood is mounted on the coke oven locomotive body, is fixedly connected with the cleaning scraper blade and is used for driving the cleaning scraper blade to move in the length direction of the U-shaped water seal tank; a discharge port is formed in the bottom of the U-shaped water seal tank; automatic cleaning is achieved, the labor amount of workers can be effectively reduced, the outer edge of the cleaning scraper is attached to the inner wall of the U-shaped water seal tank, and the good cleaning effect is achieved.

Description

Technical Field

[0001] The utility model relates to the field of coke oven water seal groove cleaning equipment, and more specifically, to an automatic cleaning device for a coke oven U-shaped water seal groove. Background Art

[0002] Coke oven dust removal is an important environmental protection facility in the coke oven production process, which is responsible for capturing dust in the coking process. In order to collect dust to the maximum extent, a U-shaped water seal groove is generally set on the coke oven body, and the front end of the dust hood is immersed in the U-shaped water seal groove to avoid escaping from the gap at the front end of the dust hood. During the production process, dust will enter the U-shaped water seal groove. After long-term accumulation, it will not only affect the sealing effect, but also block the movement of the dust hood in the U-shaped water seal groove, which is easy to damage the dust hood or the U-shaped water seal groove due to large resistance.

[0003] The invention patent application with application publication number CN104232118A discloses a novel water-sealed dust collecting duct; it comprises a smoke guide pipe, a main pipe, a U-shaped pipe, a sealed water tank and a base frame, wherein the sealed water tank and the main pipe are mounted on the upper end of the base frame, the lower part of the U-shaped pipe is located in the water of the sealed water tank, one end of the U-shaped pipe is connected to the smoke guide pipe, and the other end is connected to the side wall of the main pipe, a cover plate is provided above the connection between the U-shaped pipe and the main pipe and is installed on the side wall of the main pipe, baffles are provided on both sides of the cover plate and in the U-shaped water seal groove of the U-shaped pipe, and the connection between the U-shaped pipe and the main pipe is closed by connecting the cover plate, the lower end of the baffle is located in the water of the sealed water tank, and a sewage discharge device is provided at the lower end of the sealed water tank and is located in the base frame; by adopting the water tank seal, the sealing performance is good, the smoke can be effectively prevented from overflowing into the air, and the external air can be effectively prevented from entering the carbonization chamber to affect the oxygen content of the raw coal gas; by arranging the sewage discharge device at the lower end of the sealed water tank, it is convenient to clean the dust settled in the water tank.

[0004] The above scheme discloses a pipe for collecting dust with a U-shaped water seal groove, which mainly discharges the dust in the U-shaped water seal groove through a sewage discharge device. When cleaning, the dust in the U-shaped water seal groove needs to be swept and concentrated to the sewage discharge device for discharge. Due to the small space and large amount of labor, the operation is difficult and the cleaning effect is poor. Utility Model Content

[0005] The utility model aims to overcome the defects of the above-mentioned prior art and provide an automatic cleaning device for a coke oven U-shaped water seal groove, which is used to solve the technical problems that the cleaning of dust in the U-shaped water seal groove is labor-intensive, difficult and has a poor cleaning effect due to the small space.

[0006] The technical solution adopted by the utility model is an automatic cleaning device for a coke oven U-shaped water seal groove, comprising a U-shaped water seal groove, a cleaning scraper and a coke oven locomotive dust hood; the U-shaped water seal groove is installed on the coke oven body, the cleaning scraper is arranged in the U-shaped water seal groove, the outer edge of the cleaning scraper is in contact with the inner side of the U-shaped water seal groove; the coke oven locomotive dust hood is installed on the coke oven locomotive body, the coke oven locomotive dust hood is fixedly connected to the cleaning scraper, and is used to drive the cleaning scraper to move along the length direction of the U-shaped water seal groove; a discharge port is arranged at the bottom of the U-shaped water seal groove.

[0007] The coke oven locomotive body provides power, and the cleaning scraper is driven by the coke oven locomotive dust hood to move in the length direction of the U-shaped water seal groove, so that the dust deposited in the U-shaped water seal groove is cleaned from its inner wall. As the cleaning scraper moves, the dust is concentrated, and after accumulating to a certain amount, it can be discharged from the discharge port. This method realizes automatic cleaning, is not affected by the narrow space, can effectively reduce the workload of the staff, and the outer edge of the cleaning scraper fits with the inner wall of the U-shaped water seal groove, which has an excellent cleaning effect.

[0008] Furthermore, the coke oven locomotive dust collecting cover comprises a vertical plate, the vertical plate is vertically arranged in the middle of the U-shaped water seal groove, and the cleaning scraper is fixedly connected to the end side of the vertical plate. The vertical plate is arranged in the U-shaped water seal groove and is arranged in parallel, so that the resistance is small when moving.

[0009] Furthermore, two cleaning scrapers are fixed on the two end sides of the vertical plate. When cleaning, the two cleaning scrapers can scrape and clean the powder in the U-shaped water seal groove twice, which can effectively improve the cleaning effect.

[0010] Furthermore, the coke oven locomotive dust collecting cover also includes a connecting plate and a horizontal plate, the connecting plate is fixedly connected to the coke oven locomotive body, the connecting plate, the horizontal plate and the vertical plate are connected in sequence, and the connecting plate and the horizontal plate are fixedly connected via ribs. The connecting plate and the horizontal plate are fixedly connected via ribs to improve the structural strength, so that the vertical plate moves more smoothly and can effectively improve the load capacity of the cleaning scraper.

[0011] Furthermore, it also includes a feed pipe and a discharge valve, wherein the feed pipe is fixedly connected to the outer bottom of the U-shaped water seal groove, the discharge port is connected to the feed pipe, and the discharge valve is arranged on the feed pipe. The feed pipe is used to output the dust discharged from the discharge port. In practice, a collection box can be arranged under the feed pipe for collection, or the dust can be dredged through the feed pipe to other places for centralized treatment. The discharge valve is mainly used to control the switch of the feed pipe so as to control the discharge.

[0012] Furthermore, the discharge valve is a solenoid valve, which can be opened by remote control of a circuit, has a high degree of automation, and is more convenient for automated powder cleaning operations.

[0013] Furthermore, the feed pipe is provided with a plurality of feed pipes at the outer bottom of the U-shaped water seal groove. The plurality of feed pipes can clean the powder in the U-shaped water seal groove in time and prevent the powder from accumulating too much in the U-shaped water seal groove.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows: in this scheme, the coke oven locomotive body provides power, and the cleaning scraper is driven by the coke oven locomotive dust cover to move in the length direction of the U-shaped water seal groove, so that the dust deposited in the U-shaped water seal groove is cleaned from its inner wall, and the dust is concentrated as the cleaning scraper moves, and is discharged from the discharge port after accumulating to a certain amount; this method realizes automated cleaning, is not affected by the narrow space, can effectively reduce the workload of the staff, and the outer edge of the cleaning scraper fits the inner wall of the U-shaped water seal groove, and has an excellent cleaning effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 It is a partial cross-sectional view of the U-shaped water seal groove of the utility model.

[0017] In the figure: 1. coke oven body, 2. U-shaped water seal groove, 3. cleaning scraper, 4. coke oven locomotive dust hood, 5. rib plate, 6. coke oven locomotive body, 7. discharge pipe, 8. discharge valve, 9. discharge port, 10. connecting plate, 11. horizontal plate, 12. vertical plate. DETAILED DESCRIPTION

[0018] The drawings of the present invention are only used for illustrative purposes and cannot be construed as limiting the present invention. In order to better illustrate the following embodiments, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted.

[0019] like Figure 1 and 2 As shown, the present scheme discloses an automatic cleaning device for a coke oven U-shaped water seal groove, comprising a U-shaped water seal groove 2, a cleaning scraper 3 and a coke oven locomotive dust hood 4; the U-shaped water seal groove 2 is installed on the coke oven body 1, the cleaning scraper 3 is arranged in the U-shaped water seal groove 2, and the outer edge of the cleaning scraper 3 is in contact with the inner side of the U-shaped water seal groove 2; the coke oven locomotive dust hood 4 is installed on the coke oven locomotive body 6, and the coke oven locomotive dust hood 4 is fixedly connected to the cleaning scraper 3, and is used to drive the cleaning scraper 3 to move along the length direction of the U-shaped water seal groove 2; a discharge port 9 is arranged at the bottom of the U-shaped water seal groove 2.

[0020] The coke oven locomotive body 6 provides power, and drives the cleaning scraper 3 to move in the length direction of the U-shaped water seal groove 2 through the coke oven locomotive dust collecting hood 4, so that the dust deposited in the U-shaped water seal groove 2 is cleaned from its inner wall. As the cleaning scraper 3 moves, the dust is concentrated, and after accumulating to a certain amount, it can be discharged from the discharge port 9. This method realizes automated cleaning, can effectively reduce the workload of the staff, and is not limited by the narrow space. The outer edge of the cleaning scraper 3 fits with the inner wall of the U-shaped water seal groove 2, and has an excellent cleaning effect.

[0021] The dust collecting cover 4 of the coke oven locomotive includes a vertical plate 12, which is vertically arranged in the middle of the U-shaped water seal groove 2, and a cleaning scraper 3 is fixedly connected to the end side of the vertical plate 12. The vertical plate 12 is arranged in the U-shaped water seal groove 2 and is arranged in parallel, so that the resistance is small when moving. Two cleaning scrapers 3 are fixed to the two end sides of the vertical plate 12. When cleaning, the two cleaning scrapers 3 can scrape and clean the powder in the U-shaped water seal groove 2 twice, which can effectively improve the cleaning effect.

[0022] The coke oven locomotive dust collecting hood 4 also includes a connecting plate 10 and a horizontal plate 11. The connecting plate 10 is fixedly connected to the coke oven locomotive body 6. The connecting plate 10, the horizontal plate 11 and the vertical plate 12 are connected in sequence. The connecting plate 10 and the horizontal plate 11 are fixedly connected through the rib plate 5. The connecting plate 10 and the horizontal plate 11 are fixedly connected through the rib plate 5 to improve the structural strength, so that the vertical plate 12 moves more smoothly and can effectively improve the load capacity of the cleaning scraper 3. The connecting plate 10 can be connected to the coke oven locomotive body 6 through two plate bodies to improve the connection strength. The connecting plate 10, the horizontal plate 11 and the vertical plate 12 can be made of steel and can be connected by welding. It also includes a feed pipe 7 and a discharge valve 8. The feed pipe 7 is fixedly connected to the outer bottom of the U-shaped water seal groove 2, the discharge port 9 is connected to the feed pipe 7, and the discharge valve 8 is arranged on the feed pipe 7. The discharge pipe 7 is used to output the dust discharged from the discharge port 9. In practice, a collection box can be set under the discharge pipe 7 to collect the dust, or the dust can be transported to other places for centralized treatment through the discharge pipe 7. The discharge valve 8 is mainly used to control the switch of the discharge pipe 7 so as to control the discharge. The discharge valve 8 is a solenoid valve. The solenoid valve can be opened by remote control of the circuit, with a high degree of automation, which is more convenient for automated powder cleaning operations.

[0023] A plurality of feed pipes 7 are provided at the outer bottom of the U-shaped water seal groove 2. The plurality of feed pipes 7 can clean the powder in the U-shaped water seal groove 2 in time, and can prevent the powder from being accumulated too much in the U-shaped water seal groove 2.

[0024] Instructions for use: First assemble according to the structure in this scheme, inject water into the U-shaped water seal groove 2 for water sealing. When there is a lot of powder in the U-shaped water seal groove 2, as the coke oven locomotive body 6 moves, the cleaning scraper 3 is driven to move in the U-shaped water seal groove 2, thereby scraping away the powder deposited in the U-shaped water seal groove 2. When encountering the discharge pipe 7, the powder is concentrated into the discharge pipe 7 from the discharge port 9. After accumulating to a certain amount, open the discharge valve 8, and the powder in the discharge pipe 7 is discharged through the discharge valve 8 to complete the cleaning.

[0025] Obviously, the above embodiments of the utility model are only examples for clearly explaining the technical solution of the utility model, and are not intended to limit the specific implementation methods of the utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the claims of the utility model shall be included in the protection scope of the claims of the utility model.

Claims

1. An automatic cleaning device for a coke oven U-shaped water seal groove, characterized in that: It comprises a U-shaped water seal groove (2), a cleaning scraper (3) and a coke oven locomotive dust collecting cover (4); The U-shaped water seal groove (2) is mounted on the coke oven body (1); the cleaning scraper (3) is arranged in the U-shaped water seal groove (2); the outer edge of the cleaning scraper (3) is in contact with the inner side of the U-shaped water seal groove (2); the coke oven locomotive dust hood (4) is mounted on the coke oven locomotive body (6); the coke oven locomotive dust hood (4) is fixedly connected to the cleaning scraper (3) and is used to drive the cleaning scraper (3) to move along the length direction of the U-shaped water seal groove (2); and a discharge port (9) is arranged at the bottom of the U-shaped water seal groove (2).

2. The automatic cleaning device for a coke oven U-shaped water seal groove according to claim 1, characterized in that: The coke oven locomotive dust collecting hood (4) comprises a vertical plate (12), the vertical plate (12) is vertically arranged in the middle of the U-shaped water seal groove (2), and the cleaning scraper (3) is fixedly connected to the end side of the vertical plate (12).

3. The automatic cleaning device for a coke oven U-shaped water seal groove according to claim 2, characterized in that: Two cleaning scrapers (3) are fixed respectively on the two end sides of the vertical plate (12).

4. The automatic cleaning device for a coke oven U-shaped water seal groove according to claim 2, characterized in that: The coke oven locomotive dust collecting hood (4) further comprises a connecting plate (10) and a horizontal plate (11), wherein the connecting plate (10) is fixedly connected to the coke oven locomotive body (6), the connecting plate (10), the horizontal plate (11) and the vertical plate (12) are connected in sequence, and the connecting plate (10) and the horizontal plate (11) are fixedly connected via a rib plate (5).

5. The automatic cleaning device for a coke oven U-shaped water seal groove according to claim 1, characterized in that: It also comprises a feed pipe (7) and a discharge valve (8), wherein the feed pipe (7) is fixedly connected to the outer bottom of the U-shaped water seal groove (2), the discharge port (9) is connected to the feed pipe (7), and the discharge valve (8) is arranged on the feed pipe (7).

6. The automatic cleaning device for a coke oven U-shaped water seal groove according to claim 5, characterized in that: The discharge valve (8) is a solenoid valve.

7. The automatic cleaning device for a coke oven U-shaped water seal groove according to claim 5, characterized in that: The feed pipe (7) is provided with a plurality of feed pipes at the outer bottom of the U-shaped water seal groove (2).

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