High-pressure ammonia water purging device for coke oven raw gas negative-pressure pipeline

Abstract

The utility model discloses a coke oven raw gas negative pressure pipeline high-pressure ammonia water purging device, which comprises a high-pressure ammonia water pipeline, a splicing slot is arranged at the upper end of a support frame, the lower end of an expansion screw block is connected with the negative pressure pipeline, a nut is sleeved on the outer wall of the expansion screw block, an inspection hole is arranged at the upper end of the high-pressure ammonia water pipeline, and the inspection hole is communicated with the high-pressure ammonia water pipeline. And a threaded mounting block is spirally inserted into the edge of the upper end of the inspection opening. According to the coke oven raw gas negative-pressure pipeline high-pressure ammonia water purging device, four groups of high-pressure ammonia water valves, connecting sleeves and high-pressure ammonia water nozzles are distributed in parallel between the high-pressure ammonia water pipeline and the negative-pressure pipeline, multi-group spray washing is carried out, the cleaning effect is good, the extension pipeline and the connecting sleeves are adjusted in a telescopic mode, and the cleaning efficiency is improved. Therefore, the high-pressure ammonia water spray head can be driven to reset and turn over through the reset rotating shaft and the connecting pipe, the spray-washing angle can be adjusted, the connecting sleeve and the extending pipeline can be conveniently and rapidly inserted, disassembled and assembled with the negative pressure pipeline through the splicing inserting groove and the splicing inserting block, and replacement and use are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of coking equipment, in particular to a high-pressure ammonia water purging device for the negative-pressure pipeline of raw coke oven gas. Background Technique

[0002] During the actual production process of the coking plant, the coke oven gas contains a large amount of impurities such as tar, coal powder, and coke powder. With the changes in the coal gas flow rate and temperature, these substances are extremely likely to accumulate, adhere to the wall, and deposit in the pipeline. As time goes by, the deposits in the pipeline increase, resulting in a smaller inner diameter of the gas pipeline, blockage, an increase in the resistance of the gas system, and a serious threat to the safety of gas transmission; more seriously, the tar and coal powder in the gas have a certain adhesiveness and extremely poor fluidity.

[0003] The existing CN112775120A, a cleaning device for the negative-pressure section of the gas pipeline, can safely clean the deposits inside the negative-pressure section gas pipeline, positive-pressure section gas pipeline, and equipment under the premise of ensuring non-stop production, and solve the technical problem that the deposits inside the negative-pressure section gas pipeline cannot be thoroughly cleaned under normal production. However, there are deficiencies. The cleaning effect of the existing equipment is not good, the spraying angle cannot be quickly adjusted, and it cannot be quickly disassembled and replaced, making it inconvenient to use. Therefore, a high-pressure ammonia water purging device for the negative-pressure pipeline of raw coke oven gas is needed to solve the above problems. Content of the Utility Model

[0004] The purpose of the utility model is to provide a high-pressure ammonia water purging device for the negative-pressure pipeline of raw coke oven gas, so as to solve the problems that the cleaning device for the negative-pressure section of the gas pipeline mentioned in the above background technique has poor cleaning effect, cannot quickly adjust the spraying angle, cannot be quickly disassembled and replaced, and is inconvenient to use.

[0005] To achieve the above object, the utility model provides the following technical solution: A high-pressure ammonia water purging device for the negative-pressure pipeline of coke oven raw gas, including a high-pressure ammonia water pipeline. The lower end of the high-pressure ammonia water pipeline is distributed with a negative-pressure pipeline, and a support frame is sleeved and installed on the outer wall of the negative-pressure pipeline. A high-pressure ammonia water valve is connected and installed in the middle of the high-pressure ammonia water pipeline, and a connecting sleeve is connected and installed at the lower end of the high-pressure ammonia water valve. A splicing plug is fixedly connected to the outer wall of the connecting sleeve, and the splicing plug is inserted and installed with a splicing slot. The splicing slot is opened at the upper end of the support frame. An extension pipeline is inserted and installed at the lower end of the inner wall of the connecting sleeve, and a connecting pipe is connected and installed at the lower end of the extension pipeline. The other end of the connecting pipe is connected and installed with a movable connecting pipe, and a reset rotating shaft is installed at the connection between the movable connecting pipe and the extension pipeline. A threaded splicing block is spirally installed at one end of the inner wall of the movable connecting pipe, and a high-pressure ammonia water spray head is connected and installed at one end of the threaded splicing block. The extension pipeline is inserted and installed with the negative-pressure pipeline, and an expansion screw block is sleeved and distributed on the outer wall of the extension pipeline. The lower end of the expansion screw block is connected to the negative-pressure pipeline, and a nut is sleeved and installed on the outer wall of the expansion screw block. An inspection port is opened at the upper end of the high-pressure ammonia water pipeline, and a threaded installation block is spirally inserted and installed at the upper edge of the inspection port. A protective cover plate is installed at the upper end of the threaded installation block.

[0006] Preferably, the high-pressure ammonia water pipeline and the connecting sleeve are inserted and installed in a positioning manner with the support frame in the splicing slot through the splicing plug, and the connecting sleeve and the high-pressure ammonia water valve are parallelly distributed in four groups on the high-pressure ammonia water pipeline.

[0007] Preferably, the high-pressure ammonia water spray head and the extension pipeline are slidably and telescopically connected with the connecting sleeve, and the extension pipeline is clamped and locked with the negative-pressure pipeline through the nut on the outer wall of the expansion screw block.

[0008] Preferably, one end of the high-pressure ammonia water spray head is a matrix through-hole structure, and the high-pressure ammonia water spray head is spirally spliced and installed with the movable connecting pipe through the threaded splicing block.

[0009] Preferably, the high-pressure ammonia water spray head is connected with the extension pipeline in a right-angle flipping manner through the reset rotating shaft, and the high-pressure ammonia water spray head is connected and communicated with the extension pipeline through the connecting pipe. The connecting pipe is of a spring pipe structure.

[0010] Preferably, the inspection port is distributed at an interval position on the high-pressure ammonia water pipeline with the extension pipeline. The protective cover plate is spirally spliced and installed with the inspection port through the threaded installation block, and the protective cover plate is of a transparent structure.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows: The high-pressure ammonia water purging device for the raw coke oven gas negative-pressure pipeline can be distributed in four groups in parallel between the high-pressure ammonia water pipeline and the negative-pressure pipeline through the high-pressure ammonia water valve, the connecting sleeve and the high-pressure ammonia water spray head for multiple groups of spray cleaning, with good cleaning effect. Moreover, the extension pipeline and the connecting sleeve are telescopically adjusted, so that the high-pressure ammonia water spray head can be driven to reset and flip through the reset rotating shaft and the connecting pipe, and the spray cleaning angle can be adjusted. In addition, the connecting sleeve and the extension pipeline are convenient to be quickly inserted and disassembled with the negative-pressure pipeline through the splicing slot and the splicing block, and are convenient to replace and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 FIG. 6 is a front view of a high-pressure ammonia water purging device for a raw coke oven gas negative-pressure pipeline of the present utility model;

[0013] Figure 2 FIG. 7 is a schematic diagram of the internal structure of a high-pressure ammonia water purging device for a raw coke oven gas negative-pressure pipeline of the present utility model;

[0014] Figure 3 FIG. 8 is a high-pressure ammonia water purging device for a raw coke oven gas negative-pressure pipeline of the present utility model Figure 2 enlarged view at A;

[0015] Figure 4 FIG. 9 is a high-pressure ammonia water purging device for a raw coke oven gas negative-pressure pipeline of the present utility model Figure 2 enlarged view at B;

[0016] Figure 5 FIG. 10 is a high-pressure ammonia water purging device for a raw coke oven gas negative-pressure pipeline of the present utility model Figure 2 enlarged view at C;

[0017] Figure 6 FIG. 11 is a high-pressure ammonia water purging device for a raw coke oven gas negative-pressure pipeline of the present utility model Figure 2 enlarged view at D.

[0018] In the figure: 1, high-pressure ammonia water pipeline; 2, negative-pressure pipeline; 3, support frame; 4, high-pressure ammonia water valve; 5, connecting sleeve; 6, high-pressure ammonia water spray head; 7, extension pipeline; 8, inspection port; 9, protective cover plate; 10, threaded installation block; 11, splicing slot; 12, splicing block; 13, nut; 14, expansion screw block; 15, reset rotating shaft; 16, threaded splicing block; 17, movable communication pipe; 18, connecting pipe. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0020] Please refer to Figure 1-6 , the present invention provides a technical solution: a high-pressure ammonia water purging device for the negative-pressure pipeline of coke oven raw gas, including a high-pressure ammonia water pipeline 1, a negative-pressure pipeline 2, a support frame 3, a high-pressure ammonia water valve 4, a connecting sleeve 5, a high-pressure ammonia water spray head 6, an extension pipeline 7, an inspection port 8, a protective cover plate 9, a threaded installation block 10, a splicing slot 11, a splicing insert block 12, a nut 13, an expansion screw block 14, a reset rotating shaft 15, a threaded splicing block 16, a movable communication pipe 17 and a connecting pipe 18. The lower end of the high-pressure ammonia water pipeline 1 is distributed with the negative-pressure pipeline 2, and the outer wall of the negative-pressure pipeline 2 is sleeved and installed with a support frame 3. The high-pressure ammonia water pipeline 1 and the connecting sleeve 5 are fixedly inserted and installed with the support frame 3 through the splicing insert block 12 in the splicing slot 11, and the connecting sleeve 5 and the high-pressure ammonia water valve 4 are parallelly distributed in four groups on the high-pressure ammonia water pipeline 1, so that the high-pressure ammonia water pipeline 1 and the connecting sleeve 5 are convenient for quick disassembly and assembly with the support frame 3 and the negative-pressure pipeline 2, and are convenient for replacement.

[0021] The middle of the high-pressure ammonia water pipeline 1 is connected and installed with a high-pressure ammonia water valve 4, and the lower end of the high-pressure ammonia water valve 4 is connected and installed with a connecting sleeve 5. The outer wall of the connecting sleeve 5 is fixedly connected with a splicing insert block 12, and the splicing insert block 12 is inserted and installed with the splicing slot 11. The splicing slot 11 is opened at the upper end of the support frame 3. The lower end of the inner wall of the connecting sleeve 5 is inserted and installed with an extension pipeline 7, and the lower end of the extension pipeline 7 is connected and installed with a connecting pipe 18. The other end of the connecting pipe 18 is connected and installed with a movable communication pipe 17, and a reset rotating shaft 15 is installed at the connection between the movable communication pipe 17 and the extension pipeline 7. One end of the inner wall of the movable communication pipe 17 is spirally installed with a threaded splicing block 16, and one end of the threaded splicing block 16 is connected and installed with a high-pressure ammonia water spray head 6. The high-pressure ammonia water spray head 6 and the extension pipeline 7 are slidably telescopically connected with the connecting sleeve 5, and the extension pipeline 7 is clamped and locked with the negative-pressure pipeline 2 through a nut 13 on the outer wall of an expansion screw block 14, so that the high-pressure ammonia water spray head 6 and the extension pipeline 7 are convenient for telescopic adjustment and can be locked and fixed, and the adjustment is stable.

[0022] One end of the high-pressure ammonia water nozzle 6 is a matrix through-hole structure, and the high-pressure ammonia water nozzle 6 is spirally spliced and installed with the movable connecting pipe 17 through the threaded splicing block 16, so that the high-pressure ammonia water nozzle 6 has a good spraying and washing effect, and is convenient for quick spiral disassembly and assembly, and is convenient to replace. The high-pressure ammonia water nozzle 6 is connected to the extension pipe 7 by a right-angle flip through the reset rotating shaft 15, and the high-pressure ammonia water nozzle 6 is connected to the extension pipe 7 through the connecting pipe 18. The connecting pipe 18 is a spring pipe structure, so that the high-pressure ammonia water nozzle 6 is convenient for adjusting the spraying and washing angle and has a good spraying and washing effect.

[0023] The extension pipe 7 is inserted and installed with the negative pressure pipe 2, and expansion screw blocks 14 are sleeved and distributed on the outer wall of the extension pipe 7. The lower end of the expansion screw block 14 is connected to the negative pressure pipe 2, and a nut 13 is sleeved and installed on the outer wall of the expansion screw block 14. An inspection port 8 is opened at the upper end of the high-pressure ammonia water pipe 1, and a threaded installation block 10 is spirally inserted and installed at the upper edge of the inspection port 8. The inspection port 8 is distributed at an interval position on the high-pressure ammonia water pipe 1 with the extension pipe 7. The protective cover plate 9 is spirally spliced and installed with the inspection port 8 through the threaded installation block 10, and the protective cover plate 9 is a transparent structure, so that the inner wall of the negative pressure pipe 2 can be conveniently inspected at the inspection port 8, and the protective cover plate 9 is installed at the upper end of the threaded installation block 10.

[0024] Working principle: When using this high-pressure ammonia water purging device for the coke oven raw gas negative pressure pipe, first assemble and install this device. When it is necessary to clean the inner wall of the high-pressure ammonia water pipe 1, high-pressure spraying and washing can be carried out through the connecting sleeve 5, the extension pipe 7 and the high-pressure ammonia water nozzle 6. When it is necessary to adjust the spraying and washing angle, the extension pipe 7 and the connecting sleeve 5 can be telescopically adjusted and locked and fixed through the nut 13 and the expansion screw block 14, so as to drive the high-pressure ammonia water nozzle 6 to flip and adjust through the reset rotating shaft 15. When it is necessary to replace the high-pressure ammonia water nozzle 6, the connecting sleeve 5 and the extension pipe 7 can be pulled out, and then the high-pressure ammonia water nozzle 6 can be spirally disassembled, assembled and replaced through the threaded splicing block 16. This is the use process of this high-pressure ammonia water purging device for the coke oven raw gas negative pressure pipe.

[0025] 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 recorded 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 high-pressure ammonia water purging device for the negative-pressure pipeline of coke oven raw gas, comprising a high-pressure ammonia water pipeline (1), the lower end of the high-pressure ammonia water pipeline (1) is distributed with a negative-pressure pipeline (2), and a support frame (3) is sleeved and installed on the outer wall of the negative-pressure pipeline (2), and it is characterized in that: A high-pressure ammonia water pipe (1) is connected in the middle with a high-pressure ammonia water valve (4), and a connecting sleeve (5) is connected to the lower end of the high-pressure ammonia water valve (4). A splicing plug (12) is fixedly connected to the outer wall of the connecting sleeve (5), and the splicing plug (12) is inserted and installed in a splicing slot (11). The splicing slot (11) is opened at the upper end of a support frame (3). An extension pipe (7) is inserted and installed at the lower end of the inner wall of the connecting sleeve (5), and a connecting pipe (18) is connected to the lower end of the extension pipe (7). The other end of the connecting pipe (18) is connected to a movable connecting pipe (17), and a reset rotating shaft (15) is installed at the connection between the movable connecting pipe (17) and the extension pipe (7). A threaded splicing block (16) is spirally installed at one end of the inner wall of the movable connecting pipe (17), and a high-pressure ammonia water spray head (6) is connected to one end of the threaded splicing block (16). The extension pipe (7) is inserted and installed with a negative pressure pipe (2), and expansion screw blocks (14) are sleeved and distributed on the outer wall of the extension pipe (7). The lower end of the expansion screw block (14) is connected to the negative pressure pipe (2), and a nut (13) is sleeved and installed on the outer wall of the expansion screw block (14). An inspection port (8) is opened at the upper end of the high-pressure ammonia water pipe (1), and a threaded installation block (10) is spirally inserted at the upper edge of the inspection port (8). A protective cover plate (9) is installed at the upper end of the threaded installation block (10).

2. The high-pressure ammonia water purging device for the negative-pressure pipeline of the raw coke oven gas according to claim 1, wherein: The high-pressure ammonia water pipe (1) and the connecting sleeve (5) are inserted and installed in a positioning manner with the support frame (3) in the splicing slot (11) through the splicing plug (12), and the connecting sleeve (5) and the high-pressure ammonia water valve (4) are distributed in four groups in parallel on the high-pressure ammonia water pipe (1).

3. The high-pressure ammonia water purging device for the negative-pressure pipeline of the raw coke oven gas according to claim 2, characterized in that: The high-pressure ammonia water spray head (6) and the extension pipe (7) are slidably and telescopically connected to the connecting sleeve (5), and the extension pipe (7) is clamped and locked with the negative pressure pipe (2) on the outer wall of the expansion screw block (14) through the nut (13).

4. The high-pressure ammonia water purging device for the negative-pressure pipeline of the raw coke oven gas according to claim 3, wherein: One end of the high-pressure ammonia water spray head (6) is a matrix through-hole structure, and the high-pressure ammonia water spray head (6) is spirally spliced and installed with the movable connecting pipe (17) through the threaded splicing block (16).

5. The high-pressure ammonia water purging device for the negative-pressure pipeline of the raw coke oven gas according to claim 4, characterized in that: The high-pressure ammonia water spray head (6) is connected to the extension pipe (7) in a right-angle flipping manner through the reset rotating shaft (15), and the high-pressure ammonia water spray head (6) is connected to the extension pipe (7) through the connecting pipe (18). The connecting pipe (18) is a spring pipe structure.

6. The high-pressure ammonia water purging device for the negative-pressure pipeline of the raw coke oven gas according to claim 5, characterized in that: The inspection port (8) is distributed at an interval position on the high-pressure ammonia water pipe (1) with the extension pipe (7). The protective cover plate (9) is spirally spliced and installed with the inspection port (8) through the threaded installation block (10), and the protective cover plate (9) is a transparent structure.

Images