Drum-type slag cooler with ash spraying prevention function

Abstract

The utility model discloses a drum-type slag cooler with a function of preventing ash spraying, which comprises a slag cooler, a mounting groove is arranged at the tail end of the slag cooler, a fixed disc is rotatably connected in the mounting groove, a feeding mechanism is fixed on the surface of the fixed disc, and a water tank is arranged below the feeding mechanism. The upper end of the stand column is connected with the feeding mechanism. The water guide cavity is formed in the fixing disc, liquid in the water tank enters the water guide cavity after being pumped out, the fixing disc is cooled, the problem that the fixing disc deforms due to the influence of high temperature is avoided, the liquid passing through the water guide cavity enters the cooling pipe through the water guide plate, and the cooling effect is improved. The slag flows upwards along with the cooling pipe, passes through the water guide ring pipe and then is guided out through the water return pipe, the feeding mechanism can be cooled, the influence of high temperature on the feeding mechanism is reduced, meanwhile, the slag can be cooled to a certain degree, and the influence of high-temperature slag on the fixing disc is further reduced.

Description

Technical Field

[0001] The utility model relates to the technical field, in particular to a drum type slag cooler with a ash spraying prevention function. Background Art

[0002] The drum type slag cooler is mainly composed of a slag inlet, a support ring, a positioning ring, a rotary joint (shaft seal), a slag outlet, an inner and outer double-layer sealing sleeve with fixed spiral blades welded inside, a slag inlet and outlet device, an exhaust device, a water inlet and outlet device, a transmission device, a base and a drive system. When the slag cooler is driven by the transmission device to rotate slowly, the high-temperature slag discharged from the boiler is guided forward by the spiral blades in the inner cylinder of the sleeve, and the cooling water flows in the jacket between the inner and outer cylinders in reverse to take away the heat. The cooling wind also continuously passes through the inner cylinder of the jacket to take away the heat, so that the hot slag is gradually cooled.

[0003] During the feeding process of the existing drum type slag cooler, the fixed plate is easily deformed due to the high material temperature, resulting in dust spraying from the connection seam between the fixed plate and the slag cooler. Therefore, a drum type slag cooler with anti-dust spraying function is proposed. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the shortcomings of the prior art, the utility model provides a drum-type slag cooler with an anti-ash spraying function, which solves the problem that during the feeding process of the existing drum-type slag cooler, the fixed plate is easily deformed due to the excessively high material temperature, resulting in dust spraying from the connecting seam between the fixed plate and the slag cooler.

[0006] (II) Technical solution

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: a drum-type slag cooler with anti-ash spraying function, comprising a slag cooler, an installation groove is opened at the end of the slag cooler and a fixed disk is rotatably connected in the installation groove, a feeding mechanism is fixed on the surface of the fixed disk, a water tank is installed below the feeding mechanism, a column is installed in the middle of the top surface of the water tank and the upper end of the column is connected to the feeding mechanism, a fixed column is also installed on the side wall of the feeding mechanism and the end of the fixed column is connected to the support seat of the slag cooler, a return pipe and an outlet pipe are also vertically installed on the top surface of the water tank, the outlet pipe is vertically arranged and the upper end is connected to a cooling ring, the cooling ring is sleeved outside the fixed disk and connected to the fixed disk by a connecting pipe, the return pipe is vertically arranged and the upper end is connected to the feeding mechanism.

[0008] As a further preferred embodiment of the utility model, the feeding mechanism includes a feeding barrel and a feeding plate, the feeding plate is installed at the lower end of the feeding barrel and is inclined, the end of the feeding plate is fixedly connected to the fixed disk, a through hole is opened on the surface of the fixed disk and the two ends of the through hole are respectively connected to the slag cooler and the feeding plate.

[0009] As a further preferred embodiment of the present invention, a plurality of cooling pipes are installed on the side wall of the feed barrel, the ends of the cooling pipes extend to the end of the feed plate and are connected to a water guide plate, and a plurality of water guide ring pipes are installed on the outer wall of the feed barrel.

[0010] As a further preferred embodiment of the present invention, adjacent water-guiding ring pipes are connected by water-guiding pipes, the water-guiding ring pipe at the lowest end is fixedly connected to the upper end of the cooling pipe, a water outlet pan is installed on the side wall of the water-guiding ring pipe at the highest end, the bottom of the water outlet pan is connected to the upper end of the return pipe, and a temperature-controlled reversing valve is installed on the return pipe.

[0011] As a further preferred embodiment of the present invention, a positioning plate is provided in the middle of the surface of the fixing plate, and a positioning groove for use with the positioning plate is provided in the installation groove.

[0012] As a further preferred embodiment of the present invention, a water guide cavity is formed inside the fixed plate, and the water guide cavity is connected to the cooling pipe through a water guide plate.

[0013] (III) Beneficial effects

[0014] The utility model provides a drum type slag cooler with anti-ash spraying function. It has the following beneficial effects:

[0015] The utility model forms a water guide cavity inside the fixed plate, and the liquid in the water tank is pumped out and enters the water guide cavity to cool the fixed plate, thereby preventing the fixed plate from being deformed due to the influence of high temperature. The liquid after passing through the water guide cavity enters the cooling pipe through the water guide plate, flows up the cooling pipe and passes through the water guide ring pipe and is then discharged by the return pipe, so that the feeding mechanism can be cooled, reducing the influence of high temperature on the feeding mechanism, and at the same time, the slag can be cooled to a certain extent, further reducing the influence of high-temperature slag on the fixed plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural diagram of the drum-type slag cooler with anti-ash spraying function described in the utility model;

[0017] Figure 2 It is a structural diagram of the feeding mechanism of the utility model;

[0018] Figure 3 This is a structural diagram of the connection between the fixed plate and the slag cooler described in the utility model.

[0019] In the figure: 1. slag cooler; 2. cooling ring; 3. fixed plate; 4. connecting pipe; 5. fixed column; 6. feeding mechanism; 7. return pipe; 8. temperature control reversing valve; 9. water tank; 10. column; 11. water outlet pipe; 12. water guide plate; 13. feeding plate; 14. cooling pipe; 15. water outlet plate; 16. feeding barrel; 17. water guide ring pipe; 18. water guide pipe; 19. positioning plate; 20. positioning groove; 21. water guide cavity. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-3 The utility model embodiment provides a technical solution: a drum-type slag cooler 1 with anti-ash spraying function, including a slag cooler 1, a mounting groove is opened at the end of the slag cooler 1, and a fixed plate 3 is rotatably connected in the mounting groove, a feeding mechanism 6 is fixed on the surface of the fixed plate 3, and the slag is introduced into the slag cooler 1 through the feeding mechanism 6, a water tank 9 is installed below the feeding mechanism 6, a pump is installed inside the water tank 9, and the pump pumps the liquid into the water outlet pipe 11. In addition to the liquid return pipe, the liquid in the water tank 9 is also replenished through the external connecting pipe 4. The middle of the top surface of the water tank 9 A column 10 is installed and the upper end of the column 10 is connected to the feeding mechanism 6. A fixed column 5 is also installed on the side wall of the feeding mechanism 6 and the end of the fixed column 5 is connected to the support seat of the slag cooler 1. The support seat is rotatably connected to the slag cooler and the support seat is fixedly installed on the ground. A return pipe 7 and an outlet pipe 11 are also vertically installed on the top surface of the water tank 9. The outlet pipe 11 is vertically arranged and the upper end is connected to the cooling ring 2. The cooling ring 2 introduces the liquid into the fixed disk 3. The cooling ring 2 is sleeved outside the fixed disk 3 and is connected to the fixed disk 3 by a connecting pipe 4. The return pipe 7 is vertically arranged and the upper end is connected to the feeding mechanism 6.

[0022] In a further improvement, the feed mechanism 6 includes a feed barrel 16 and a feed plate 13. The feed plate 13 is installed at the lower end of the feed barrel 16 and is tilted. The end of the feed plate 13 is fixedly connected to the fixed disk 3. A through hole is opened on the surface of the fixed disk 3 and the two ends of the through hole are respectively connected to the slag cooler 1 and the feed plate 13. The slag enters the feed plate 13 through the feed barrel 16 and is then introduced into the slag cooler 1 by the feed plate 13. A plurality of cooling pipes 14 are installed on the side wall of the feed barrel 16. The cooling pipes 14 cool the bottom of the feed barrel 16 and the feed plate 13 and also play a certain supporting role. The end of the cooling pipe 14 extends to the end of the feed plate 13 and is connected to the water guide plate 12. A plurality of water guide ring pipes 17 are installed on the outer wall of the feed barrel 16. The water guide ring pipes 17 cool the outer wall of the feed barrel 16. Adjacent water-guiding ring pipes 17 are connected by water-guiding pipes 18. The water-guiding ring pipe 17 at the lower end is fixedly connected to the upper end of the cooling pipe 14. A water outlet tray 15 is installed on the side wall of the water-guiding ring pipe 17 at the upper end. The bottom of the water outlet tray 15 is connected to the upper end of the return pipe 7. The liquid passes through all the water-guiding ring pipes 17 and is discharged through the return pipe 7. A temperature-controlled reversing valve 8 is installed on the return pipe 7. When the liquid temperature is low, it enters the water tank 9 for circulation, and when the temperature is too high, the liquid is discharged.

[0023] As a further improvement, a positioning plate 19 is provided in the middle of the surface of the fixing plate 3 , a positioning groove 20 used in conjunction with the positioning plate 19 is provided in the installation groove, and the positioning plate 19 extends into the positioning groove 20 .

[0024] As a further improvement, a water guide cavity 21 is formed inside the fixed disk 3 , and the water guide cavity 21 is connected to the cooling pipe 14 through the water guide plate 12 . Liquid enters the water guide cavity 21 from above, and then flows out to the cooling pipe 14 through the water guide plate 12 .

[0025] Working principle: boiler slag enters the feed plate 13 through the feed barrel 16, and is then introduced into the slag cooler 1 by the feed plate 13. After the internal pump of the water tank 9 is started, the internal liquid or external supplementary liquid is introduced into the water outlet pipe 11. The water outlet pipe 11 injects the liquid into the cooling ring 2. The cooling ring 2 introduces the liquid into the water guide cavity 21 through the connecting pipe 4. The liquid enters from the upper end of the water guide cavity 21, cools the fixed plate 3, and then introduces it into the water guide plate 12. The water guide plate 12 introduces the liquid into the cooling pipe 14 respectively. The cooling pipe 14 cools the surface of the feed barrel 16 and the feed plate 13. The cooled liquid passes through the water guide ring pipe 17 and then returns to the water tank 9 through the return pipe 7. The temperature control reversing valve 8 detects that the return liquid temperature is too high and then starts reversing to export the excessively high liquid.

[0026] The utility model comprises 1, slag cooler; 2, cooling ring; 3, fixed plate; 4, connecting pipe; 5, fixed column; 6, feeding mechanism; 7, return pipe; 8, temperature control reversing valve; 9, water tank; 10, column; 11, water outlet pipe; 12, water guide plate; 13, feeding plate; 14, cooling pipe; 15, water outlet plate; 16, feeding barrel; 17, water guide ring pipe; 18, water guide pipe; 19, positioning plate; 20, positioning groove; 21, water guide cavity, and the components are all universal standard parts or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through conventional experimental methods. The utility model solves the problem that the existing drum type slag cooler 1 has problems during the feeding process due to excessive material temperature. The problem that the fixed plate 3 is deformed due to the high temperature is avoided. The liquid after passing through the water guide cavity 21 enters the cooling pipe 14 through the water guide plate 12, and is discharged from the return water pipe 7 along with the upstream of the cooling pipe 14 and the water guide ring pipe 17. Therefore, the feeding mechanism 6 can be cooled, and the influence of the high temperature on the feeding mechanism 6 can be reduced. At the same time, the slag can be cooled to a certain extent, and the influence of the high temperature slag on the fixed plate 3 can be further reduced.

[0027] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0028] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A drum type slag cooler (1) with anti-ash spraying function, comprising a slag cooler (1), characterized in that: The end of the slag cooler (1) is provided with a mounting groove and a fixed disk (3) is rotatably connected in the mounting groove. A feeding mechanism (6) is fixed on the surface of the fixed disk (3). A water tank (9) is installed below the feeding mechanism (6). A column (10) is installed in the middle of the top surface of the water tank (9) and the upper end of the column (10) is connected to the feeding mechanism (6). A fixed column (5) is also installed on the side wall of the feeding mechanism (6) and the end of the fixed column (5) is connected to the support seat of the slag cooler (1). A return pipe (7) and an outlet pipe (11) are also vertically installed on the top surface of the water tank (9). The outlet pipe (11) is vertically arranged and the upper end is connected to a cooling ring (2). The cooling ring (2) is sleeved outside the fixed disk (3) and connected to the fixed disk (3) by a connecting pipe (4). The return pipe (7) is vertically arranged and the upper end is connected to the feeding mechanism (6).

2. The drum type slag cooler (1) with anti-ash spraying function according to claim 1, characterized in that: The feeding mechanism (6) comprises a feeding barrel (16) and a feeding plate (13), wherein the feeding plate (13) is mounted at the lower end of the feeding barrel (16) and the feeding plate (13) is arranged at an angle, and the end of the feeding plate (13) is fixedly connected to the fixed disk (3), and a through hole is provided on the surface of the fixed disk (3), and the two ends of the through hole are respectively connected to the slag cooler (1) and the feeding plate (13).

3. The drum type slag cooler (1) with anti-ash spraying function according to claim 2, characterized in that: A plurality of cooling pipes (14) are installed on the side wall of the feed barrel (16), the ends of the cooling pipes (14) extend to the end of the feed plate (13) and are connected to the water guide plate (12), and a plurality of water guide ring pipes (17) are installed on the outer wall of the feed barrel (16).

4. The drum type slag cooler (1) with anti-ash spraying function according to claim 3, characterized in that: Adjacent water guide ring pipes (17) are connected by water guide pipes (18); the water guide ring pipe (17) at the lowest end is fixedly connected to the upper end of the cooling pipe (14); a water outlet tray (15) is installed on the side wall of the water guide ring pipe (17) at the highest end; the bottom of the water outlet tray (15) is connected to the upper end of the return pipe (7); and a temperature control reversing valve (8) is installed on the return pipe (7).

5. The drum type slag cooler (1) with anti-ash spraying function according to claim 1, characterized in that: A positioning plate (19) is arranged in the middle of the surface of the fixing plate (3), and a positioning groove (20) for use with the positioning plate (19) is provided in the installation groove.

6. The drum type slag cooler (1) with anti-ash spraying function according to claim 1, characterized in that: A water guide cavity (21) is formed inside the fixed plate (3), and the water guide cavity (21) is connected to the cooling pipe (14) through a water guide plate (12).

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