Primary cooler spraying device

Abstract

The utility model discloses a primary cooler spraying device in the technical field of primary coolers, which comprises an inlet pipeline, a Y-shaped filter is arranged on the left side of the inlet pipeline, an outlet pipeline is arranged on the left side of the Y-shaped filter, the bottom of the inlet pipeline is communicated with a connecting pipeline, one side of the connecting pipeline is communicated with the outlet pipeline, and the other side of the connecting pipeline is communicated with the Y-shaped filter. A fixing mechanism is arranged at the top of the connecting pipeline, a limiting mechanism is arranged in the fixing mechanism, a filtering mechanism is arranged at the bottom of the fixing mechanism, the left side of the outlet pipeline communicates with a first pipeline, the left side of the first pipeline communicates with a second pipeline, and the left side of the second pipeline communicates with a third pipeline; the utility model solves the problem that the production is influenced by naphthalene accumulation on the pipe wall of the primary cooler, resistance increase and the like due to the fact that the phenomena that the emulsified liquid contains impurities such as pulverized coal, tar residue and the like and the spraying holes of the primary cooler are blocked occasionally occur.

Description

Technical Field

[0001] The utility model relates to the technical field of primary coolers, in particular to a spraying device for primary coolers. Background Art

[0002] The raw gas at 75℃-85℃ coming from the coke oven gas collecting pipe enters the horizontal tube gas primary cooler after gas-liquid separation. The primary cooler cools the gas in three sections: the upper section is the hot water section, which uses hot water at ~63℃ to cool the gas; the middle section is the circulating cooling water section, which uses circulating water at 32℃ to cool the gas; the lower section is the low-temperature cooling water section, which uses refrigerated water at 16℃ to finally cool the gas temperature to 20±2℃. In order to ensure the cooling effect of the primary cooler, a tar-ammonia water mixture (i.e., emulsion) is continuously sprayed into the upper and middle cooling sections to wash away the naphthalene accumulated on the tube wall and improve the purification and removal effect of the gas; the top is equipped with hot ammonia water for regular flushing.

[0003] However, the emulsion contains impurities such as coal powder and tar residue, and the primary cooler spray holes are often blocked, resulting in naphthalene accumulation on the primary cooler tube wall, increased resistance, and affected production. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract and title of the present invention to avoid obscuring the purpose of this section, the abstract and the title of the utility model, and such simplifications or omissions shall not be used to limit the scope of the present invention.

[0005] Therefore, the purpose of this utility model is to provide a primary cooler spraying device that can solve the problem that the emulsion contains impurities such as coal powder and tar residue, and the primary cooler spray hole is often blocked, resulting in naphthalene accumulation on the primary cooler tube wall, increased resistance, and affecting production.

[0006] In order to solve the above technical problems, the utility model provides a pre-cooler spraying device, which adopts the following technical solution: it includes an inlet pipe, a Y-type filter is provided on the left side of the inlet pipe, an outlet pipe is provided on the left side of the Y-type filter, the bottom of the inlet pipe is connected to a connecting pipe, one side of the connecting pipe is connected to the outlet pipe, a fixing mechanism is provided on the top of the connecting pipe, a limiting mechanism is provided in the fixing mechanism, a filtering mechanism is provided at the bottom of the fixing mechanism, the left side of the outlet pipe is connected to a first pipe, the left side of the first pipe is connected to a second pipe, and the left side of the second pipe is connected to a third pipe.

[0007] Optionally, an inlet valve is provided in the inlet pipe, and an outlet valve is provided in the outlet pipe.

[0008] By adopting the above technical solution, the emulsion is controlled to enter the Y-type filter.

[0009] Optionally, a first valve is provided on the side of the connecting pipe communicating with the inlet pipe, and a second valve is provided on the side of the connecting pipe communicating with the outlet pipe.

[0010] By adopting the above technical solution, the emulsion is controlled to enter the filtering mechanism.

[0011] Optionally, the fixing mechanism includes a fixing plate, a fixed bottom plate is provided at the bottom of the fixing plate, a connecting port adapted to the fixed bottom plate is opened on the connecting pipe, the fixed bottom plate is arranged in the connecting port, the limiting mechanism includes a limiting rod, a limiting groove adapted to the limiting rod is opened on the right side of the fixing plate, the limiting rod is inserted in the limiting groove, a spring plate is provided on the left side of the limiting rod, a limiting spring is provided on the right side of the spring plate, the limiting spring is sleeved on the limiting rod, a spring groove adapted to the limiting spring is opened in the fixing plate, and the filtering mechanism includes a filter plate.

[0012] By adopting the above technical solution, the filtering mechanism is installed and fixed.

[0013] Optionally, a collecting frame is provided on the right side of the filter plate, a top plate is provided on the top of the filter plate, the fixed bottom plate is provided with a bottom plate opening adapted to the top plate, a fixing opening adapted to the top plate is provided in the fixed plate, the top plate is inserted into the fixing opening through the bottom plate opening, a limiting slide is provided on the left side of the spring plate, a mounting hole adapted to the limiting slide is provided on the top plate, and the limiting slide is inserted into the mounting hole.

[0014] By adopting the above technical solution, impurities in the emulsion are filtered.

[0015] Optionally, a fixed side plate is provided on the left side of the fixed plate, a side plate bolt is inserted into the fixed side plate, a bolt groove is provided on the top of the connecting pipe, a thread matching the side plate bolt is provided in the bolt groove, and the side plate bolt is screwed into the bolt groove.

[0016] By adopting the above technical solution, installation and fixation are performed on the fixing plate.

[0017] In summary, the utility model includes at least one of the following beneficial effects: by arranging a Y-type filter in conjunction with the filtering mechanism, opening the inlet valve and the outlet valve, closing the first valve and the second valve, the emulsion is filtered through the Y-type filter, and the filtering mechanism can be cleaned; closing the inlet valve and the outlet valve, opening the first valve and the second valve, the emulsion is filtered through the filtering mechanism, and the Y-type filter can be cleaned, preventing impurities such as coal powder and tar residue from entering the spray pipe and clogging the spray hole, reducing the number of maintenance times and extending the service life of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 It is a structural diagram of the utility model;

[0020] Figure 2 for Figure 1 A schematic diagram of the enlarged structure of the middle part A;

[0021] Figure 3 This is a schematic diagram of the filter structure of the utility model.

[0022] Explanation of the accompanying drawings: 1. Inlet pipe; 101. Inlet valve; 2. Y-type filter; 3. Outlet pipe; 301. Outlet valve; 4. Connecting pipe; 401. First valve; 402. Second valve; 403. Bolt groove; 404. Connecting port; 5. Fixing mechanism; 501. Fixing plate; 5011. Fixing side plate; 5012. Side plate bolt; 502. Fixing bottom plate; 503. Limiting groove; 504. Spring groove; 505. Bottom plate port; 506. Fixing port; 6. Limiting mechanism; 601. Limiting rod; 602. Spring plate; 603. Limiting spring; 604. Limiting slide; 7. Filtering mechanism; 701. Filter plate; 702. Collecting frame; 703. Top plate; 704. Mounting hole; 8. First pipe; 9. Second pipe; 10. Third pipe. DETAILED DESCRIPTION

[0023] The following is combined with Figure 1-3 The utility model is described in further detail.

[0024] Example 1, refer to Figure 1In this embodiment, in order to solve the problem that the emulsion contains impurities such as coal powder and tar residue, the spray hole of the primary cooler is often blocked, resulting in naphthalene accumulation on the wall of the primary cooler tube, increased resistance, and affecting production, the utility model discloses a primary cooler spraying device, including an inlet pipe 1, characterized in that: a Y-type filter 2 is provided on the left side of the inlet pipe 1, an outlet pipe 3 is provided on the left side of the Y-type filter 2, the bottom of the inlet pipe 1 is connected with a connecting pipe 4, one side of the connecting pipe 4 is connected with the outlet pipe 3, a fixing mechanism 5 is provided on the top of the connecting pipe 4, a limiting mechanism 6 is provided in the fixing mechanism 5, and a filtering mechanism 7 is provided at the bottom of the fixing mechanism 5, the left side of the outlet pipe 3 is connected with a first pipe 8, the left side of the first pipe 8 is connected with a second pipe 9, and the left side of the second pipe 9 is connected with a third pipe 10.

[0025] Based on the above characteristics, the working principle of this embodiment is: the emulsion enters the Y-type filter 2 through the inlet pipe 1, and then enters the first pipe 8 through the outlet pipe 3 to flush the first pipe 8, the second pipe 9 and the third pipe 10. When the Y-type filter 2 needs to be cleaned, the emulsion can be filtered through the filtering mechanism 7 provided in the connecting pipe 4.

[0026] Example 2, refer to Figure 1-3In this embodiment, in order to solve the problem that the emulsion contains impurities such as coal powder and tar residue, the primary cooler spray hole is often blocked, resulting in naphthalene accumulation on the primary cooler tube wall, increased resistance, and affecting production, based on the same concept as the above-mentioned embodiment 1, the primary cooler spray device also includes an inlet valve 101 provided in the inlet pipe 1, an outlet valve 301 provided in the outlet pipe 3, a first valve 401 provided on the side of the connecting pipe 4 connected to the inlet pipe 1, and a second valve 402 provided on the side of the connecting pipe 4 connected to the outlet pipe 3. 02, the fixing mechanism 5 includes a fixing plate 501, a fixing base plate 502 is provided at the bottom of the fixing plate 501, a connecting port 404 adapted to the fixing base plate 502 is provided on the connecting pipe 4, the fixing base plate 502 is arranged in the connecting port 404, the limiting mechanism 6 includes a limiting rod 601, a limiting groove 503 adapted to the limiting rod 601 is provided on the right side of the fixing plate 501, the limiting rod 601 is inserted into the limiting groove 503, a spring plate 602 is provided on the left side of the limiting rod 601, and a limiting spring is provided on the right side of the spring plate 602. Spring 603, the limit spring 603 is sleeved on the limit rod 601, a spring groove 504 adapted to the limit spring 603 is opened in the fixed plate 501, the filter mechanism 7 includes a filter plate 701, a collection frame 702 is provided on the right side of the filter plate 701, a top plate 703 is provided on the top of the filter plate 701, a bottom plate opening 505 adapted to the top plate 703 is opened on the fixed bottom plate 502, a fixing opening 506 adapted to the top plate 703 is opened in the fixed plate 501, and the top plate 703 is inserted into the fixed plate 501 through the bottom plate opening 505. In the opening 506, a limiting slide 604 is provided on the left side of the spring plate 602, and a mounting hole 704 adapted to the limiting slide 604 is opened on the top plate 703, and the limiting slide 604 is inserted in the mounting hole 704. A fixed side plate 5011 is provided on the left side of the fixed plate 501, and a side plate bolt 5012 is inserted on the fixed side plate 5011. A bolt groove 403 is opened on the top of the connecting pipe 4, and a thread adapted to the side plate bolt 5012 is opened in the bolt groove 403, and the side plate bolt 5012 is screwed into the bolt groove 403.

[0027] Based on the above features, the working principle of this embodiment is as follows: the inlet valve 101 and the outlet valve 201 are closed, the first valve 401 and the second valve 402 are opened, the size of the filter plate 701 and the collection frame 702 are adapted to the connecting pipe 4, the emulsion passes through the filter plate 701 for filtration, the filtered impurities are collected by the collection frame 702, and the Y-type filter 2 is cleaned;

[0028] Open the inlet valve 101 and the outlet valve 201, close the first valve 401 and the second valve 402, and filter the emulsion through the Y-type filter 2. Twist the side plate bolts 5012 to remove it from the bolt slot 403, cancel the fixation of the fixed side plate 501, pull the fixed plate 501 upward, and remove the filter plate 701 from the connecting pipe 4. Pull the limit rod 601 to drive the spring plate 602 to move to the right. The spring plate 602 squeezes the limit spring 603 and drives the limit slide 604 to move to the right. The limit slide 604 moves out of the mounting hole 704, cancels the fixation of the top plate 703, and removes the top plate 703 from the fixed position. 4. After the cleaning is completed, insert the top plate 703 into the fixed port 506, loosen the limiting rod 601, and the spring plate 603 moves to the left under the action of the elastic force of the limiting spring 603. The spring plate 603 drives the limiting slide 604 to move to the left, and the limiting slide 604 enters the mounting hole 704 to limit and fix the top plate 703. Put the fixed bottom plate 502 into the connecting port 404, screw the side plate bolts 5012 through the fixed side plate 5011 into the bolt slot 402, and install and fix the fixed plate 501.

[0029] The above are all preferred embodiments of the present invention, and are not intended to limit the scope of protection of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the scope of protection of the present invention.

Claims

1. A primary cooler spraying device, comprising an inlet pipe (1), characterized in that: A Y-type filter (2) is provided on the left side of the inlet pipe (1), an outlet pipe (3) is provided on the left side of the Y-type filter (2), a connecting pipe (4) is connected to the bottom of the inlet pipe (1), one side of the connecting pipe (4) is connected to the outlet pipe (3), a fixing mechanism (5) is provided on the top of the connecting pipe (4), a limiting mechanism (6) is provided in the fixing mechanism (5), a filtering mechanism (7) is provided on the bottom of the fixing mechanism (5), a first pipe (8) is connected to the left side of the outlet pipe (3), a second pipe (9) is connected to the left side of the first pipe (8), and a third pipe (10) is connected to the left side of the second pipe (9).

2. A primary cooler spraying device according to claim 1, characterized in that: An inlet valve (101) is provided in the inlet pipe (1), and an outlet valve (301) is provided in the outlet pipe (3).

3. A primary cooler spraying device according to claim 1, characterized in that: A first valve (401) is provided on the side of the connecting pipe (4) communicating with the inlet pipe (1), and a second valve (402) is provided on the side of the connecting pipe (4) communicating with the outlet pipe (3).

4. A primary cooler spraying device according to claim 1, characterized in that: The fixing mechanism (5) comprises a fixing plate (501), a fixing base plate (502) is provided at the bottom of the fixing plate (501), a connecting port (404) adapted to the fixing base plate (502) is provided on the connecting pipe (4), the fixing base plate (502) is arranged in the connecting port (404), the limiting mechanism (6) comprises a limiting rod (601), a limiting groove (601) adapted to the limiting rod (601) is provided on the right side of the fixing plate (501), 503), the limiting rod (601) is inserted into the limiting groove (503), a spring plate (602) is provided on the left side of the limiting rod (601), a limiting spring (603) is provided on the right side of the spring plate (602), the limiting spring (603) is sleeved on the limiting rod (601), a spring groove (504) adapted to the limiting spring (603) is provided in the fixing plate (501), and the filtering mechanism (7) includes a filtering plate (701).

5. A primary cooler spraying device according to claim 4, characterized in that: A collecting frame (702) is provided on the right side of the filter plate (701), a top plate (703) is provided on the top of the filter plate (701), a bottom plate opening (505) adapted to the top plate (703) is provided on the fixed bottom plate (502), a fixing opening (506) adapted to the top plate (703) is provided in the fixed plate (501), the top plate (703) is inserted into the fixing opening (506) through the bottom plate opening (505), a limiting slide (604) is provided on the left side of the spring plate (602), a mounting hole (704) adapted to the limiting slide (604) is provided on the top plate (703), and the limiting slide (604) is inserted into the mounting hole (704).

6. A primary cooler spraying device according to claim 4, characterized in that: A fixed side plate (5011) is provided on the left side of the fixed plate (501), and a side plate bolt (5012) is inserted into the fixed side plate (5011). A bolt groove (403) is provided on the top of the connecting pipe (4), and a thread matching the side plate bolt (5012) is provided in the bolt groove (403). The side plate bolt (5012) is screwed into the bolt groove (403).

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