High-efficiency combustion coal gangue boiler hearth assembly
Through the design of rotating discs, connecting asia, combustion disks, and square loose streams, the problem of uneven burning of traditional coal gangue boilers was solved, and high -efficiency and uniform coal gangue burning was achieved.
Patent Information
- Application Number
- CN202421127336.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-22
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2034-05-22
AI Technical Summary
Traditional gangue boilers cannot fully burn gangue, resulting in uneven combustion and inefficient efficiency.
A high -efficiency combustion of coal gangue boiler furnace component is designed, including rotating discs, ash connection disks, combustion discs and squares. Through the coordination of these components, the rotation burning and the uniform mixing of the coal gangue are realized.
The uniformity of the temperature and oxygen concentration in the furnace is realized, the combustion efficiency of coal vermiculite is improved, and the fullness and uniformity of the combustion are promoted.
Smart Images
Figure CN222417416U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of high-efficiency combustion structures of coal mine boilers, in particular to a furnace assembly of a coal gangue boiler with high-efficiency combustion. Background Art
[0002] The main function of a gangue boiler is to convert the combustion of gangue into other energy to facilitate people's use. However, the ashes after combustion in a traditional gangue boiler cannot be removed in time, and the air inlet and outlet are in a fixed direction, which easily leads to uneven temperatures on both sides, resulting in incomplete combustion of the gangue. Therefore, a furnace assembly of a gangue boiler with high efficiency combustion is proposed. Utility Model Content
[0003] 1. Technical issues to be resolved
[0004] In view of the deficiencies in the prior art, the utility model provides a furnace assembly of a coal gangue boiler with high efficiency combustion, which has the advantage of full combustion of coal gangue and solves the problem that traditional coal gangue boilers cannot fully burn coal gangue.
[0005] (II) Technical solution
[0006] In order to achieve the purpose of sufficient combustion of the above-mentioned coal gangue, the utility model provides the following technical solutions:
[0007] A furnace assembly of a coal gangue boiler with high efficiency combustion comprises a furnace body and a furnace, wherein the furnace is installed inside the furnace body.
[0008] The furnace body includes a boiler shell and a boiler wall, a loading and unloading port is fixedly installed at the bottom of the boiler shell, a furnace plug is connected to the loading and unloading port, a chimney is fixedly installed on the left side of the boiler shell, an air inlet pipe is fixedly installed on the right side of the boiler shell, and a boiler wall is fixedly installed on the top of the boiler shell;
[0009] The furnace comprises a furnace wall, a rotating disk is connected to the bottom inner end of the furnace wall, an ash receiving pan is placed above the rotating pan, an anti-rotation and anti-slip strip is pasted on the bottom surface of the ash receiving pan, a support column is welded to the top surface of the ash receiving pan, a combustion disk is placed on the top of the support column, an annular rib is provided on the bottom surface of the combustion disk, the annular rib is fitted with the top of the support column, a smoke extraction port is welded to the left side of the furnace wall, a chimney is fixedly installed on the left end of the smoke extraction port, a square diffuser is welded to the furnace wall, and an air inlet pipe is fixedly installed on the right end of the square diffuser;
[0010] A furnace wall is fixed to the bottom end of the boiler wall of the furnace body, and the bottom end of the furnace wall of the furnace is fixedly mounted on the bottom end inside the boiler shell of the furnace body.
[0011] As a preferred technical solution of the utility model, the top of the boiler shell is not capped, the boiler shell is a hollow structure, and the top of the boiler wall is fixedly installed inside the top of the boiler shell.
[0012] As a preferred technical solution of the utility model, the loading and unloading ports are all welded inside the boiler shell, the loading and unloading ports are connected to the furnace plug by plugging, a wooden ball handle is fixedly installed on the surface of the furnace plug, and three annular grooves are opened on the edge of the furnace plug.
[0013] As a preferred technical solution of the utility model, a rotating disk is rotatably connected to the bottom inner side of the furnace wall, the ash receiving tray is concave in structure, low in the middle and high at the edge, a small ring is welded at the edge of the ash receiving tray, the combustion tray is a honeycomb-shaped disk, the bottom of which is placed on a supporting column through circular ribs, and the diameter of the ash receiving tray is larger than that of the combustion tray.
[0014] As a preferred technical solution of the present utility model, the square diffuser output port is located on the inner side of the furnace wall, the square diffuser input port is located on the outer side of the furnace wall and on the inner side of the boiler shell, the air inlet pipe input end is located on the outer side of the boiler shell, the air inlet pipe output end is located on the inner side of the boiler shell and on the outer side of the furnace wall, and the boiler shell is connected with an air inlet pipe.
[0015] As a preferred technical solution of the utility model, the smoke intake port is located on the inner wall of the furnace, the smoke exhaust port is outside the furnace wall and located on the inner side of the boiler shell, the chimney intake port is located on the inner side of the boiler shell and located on the outer side of the furnace wall, the chimney exhaust port is outside the boiler shell, and the boiler shell is connected with a chimney.
[0016] As a preferred technical solution of the utility model, the smoking port is provided with a 6*6 circular hole, and the square diffuser is composed of 6 divergent square blades.
[0017] (III) Beneficial effects
[0018] Compared with the prior art, the utility model provides a furnace assembly of a coal gangue boiler with high efficiency combustion, which has the following beneficial effects:
[0019] 1. The furnace assembly of the coal gangue boiler with high efficiency combustion drives the ash receiving plate and the combustion plate placed thereon by setting a rotating plate, so that the coal gangue is rotated and burned, and the temperature and oxygen concentration in the furnace are uniform, so that the combustion is more complete.
[0020] 2. The furnace assembly of the coal gangue boiler with high efficiency combustion is provided with a small ring on the edge of the ash receiving tray and a furnace plug, so that the user can take out the ash receiving tray to achieve the purpose of rapid ash cleaning.
[0021] 3. The furnace assembly of the coal gangue boiler with high efficiency combustion is provided with a square diffuser, which makes the incoming gas moderate and has a large diffusion area, and can quickly mix the gas in the furnace evenly to promote combustion.
[0022] 4. The furnace assembly of the coal gangue boiler with high efficiency combustion is provided with a 6*6 circular through hole on the smoke outlet, so that the exhaust gas contacts a large surface area of the smoke outlet, so that the exhaust gas is cooled quickly, achieving the effect of heat recovery, improving heat utilization rate and promoting combustion. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] Figure 1 This is a schematic diagram of the shell structure of the utility model;
[0024] Figure 2 This is a schematic diagram of the internal structure of the utility model;
[0025] Figure 3 This is a schematic diagram of the furnace plug and handle structure in the utility model;
[0026] Figure 4 This is a schematic diagram of the left side structure of the furnace in the utility model;
[0027] Figure 5 This is a schematic diagram of the structure of the furnace from the right side in the utility model;
[0028] Figure 6 This is a schematic diagram of the bottom structure of the ash receiving device in the utility model;
[0029] Figure 7 This is a schematic diagram of the top structure of the ash receiving device in the utility model;
[0030] Figure 8 This is a schematic diagram of the bottom structure of the combustion disk of the utility model;
[0031] Fig. 9 This is a schematic diagram of the structure of the square diffuser in the utility model.
[0032] In the figure: 1. boiler shell; 2. boiler wall; 3. furnace wall; 4. rotating plate; 5. ash tray; 6. anti-rotation and anti-slip strip; 7. supporting column; 8. combustion plate; 9. circular rib; 10. square diffuser; 11. air inlet pipe; 12. smoke outlet; 13. chimney; 14. loading and unloading port; 15. furnace plug; 16. round handle. DETAILED DESCRIPTION
[0033] 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.
[0034] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.
[0035] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0036] See also Figure 1-9 The invention discloses a furnace assembly of a coal gangue boiler with high efficiency combustion, comprising a furnace body and a furnace, wherein the furnace is installed inside the boiler.
[0037] The furnace body includes a boiler shell 1 and a boiler wall 2. The top of the boiler shell 1 is not capped and is a hollow structure. A loading and unloading port 14 is fixedly installed on the inner side of the bottom of the boiler shell 1. A furnace plug 15 is inserted into the loading and unloading port 14. Three annular grooves are provided on the edge of the furnace plug 15. A wooden ball handle 16 is fixedly installed on the surface of the furnace plug 15. A chimney 13 is fixedly installed on the left side of the boiler shell 1, an air inlet pipe 11 is fixedly installed on the right side of the boiler shell 1, a boiler wall 2 is fixedly installed on the top of the boiler shell 1, and the top of the boiler wall 2 is fixedly installed inside the top of the boiler shell 1.
[0038] The furnace includes a furnace wall 3, and a rotating disk 4 is rotatably connected to the bottom of the inner side of the furnace wall 3. An ash receiving tray 5 is placed above the rotating disk 4. The ash receiving tray 5 is concave in structure, low in the middle and high at the edge. A small ring is welded at the edge of the ash receiving tray 5. The small ring at the edge of the ash receiving tray 5 and the furnace plug 15 are provided to facilitate the user to take out the ash receiving tray 5 to achieve the purpose of quick ash cleaning. An anti-rotation and anti-slip strip 6 is pasted on the bottom surface of the ash receiving tray 5, and a support column 7 is welded on the top surface of the ash receiving tray 5. A combustion tray 8 is placed on the top of the support column 7. An annular rib 9 is provided on the bottom surface of the combustion tray 8. Fitted with the top of the support column 7, the combustion disk 8 is a honeycomb disk, and the bottom is placed on the support column 7 through the circular ring rib 9. The diameter of the ash receiving disk 5 is larger than the combustion disk 8. By setting the rotating disk 4, the ash receiving disk 5 and the combustion disk 8 placed thereon are driven to rotate and burn the coal gangue, so that the temperature in the furnace is uniform and the oxygen concentration is uniform, so that it burns more fully. A smoke outlet 12 is welded on the left side of the furnace wall 3, and a chimney 13 is fixedly installed on the left end of the smoke outlet 12. The suction port of the smoke outlet 12 is located on the inner wall of the furnace, and the exhaust port of the smoke outlet 12 is located on the outer side of the furnace wall 3 and on the boiler shell. 1, the chimney 13 suction port is located on the inside of the boiler shell 1 and on the outside of the furnace wall 3, the chimney 13 discharge port is located on the outside of the boiler shell 1, the boiler shell 1 is plugged with the chimney 13, and a square diffuser 10 is welded on the right side of the furnace wall 3. By providing the square diffuser 10, the incoming gas is moderated and the diffusion area is large, so that the gas in the furnace can be quickly mixed and evenly mixed to promote combustion. The square diffuser 10 output port is located on the inside of the furnace wall 3, the square diffuser 10 input port is located on the outside of the furnace wall 3 and on the inside of the boiler shell 1, and the air inlet pipe 11 input end is located at On the outside of the boiler shell 1, the output end of the air inlet pipe 11 is located on the inside of the boiler shell 1 and on the outside of the furnace wall 3. The air inlet pipe 11 is fixedly installed on the right end of the square diffuser 10. The air inlet pipe 11 is plugged into the boiler shell 1. The smoke outlet 12 is provided with a 6*6 circular hole. By providing a 6*6 circular through hole on the smoke outlet 12, the surface area of the smoke outlet 12 contacted by the exhaust gas is large, so that the exhaust gas is quickly cooled, achieving the effect of heat recovery, improving heat utilization, and promoting combustion. The square diffuser 10 is composed of 6 divergent square blades.
[0039] The boiler wall 2 of the furnace body is fixed to the furnace wall 3, and the bottom end of the furnace wall 3 of the furnace is fixedly installed on the bottom end inside the boiler shell 1 of the furnace body.
[0040] To sum up, the furnace assembly of the coal gangue boiler with high efficiency combustion can achieve the goal of the burning ash falling onto the ash receiving pan 5 by arranging a honeycomb combustion pan 8 and an ash receiving pan 5, quickly separating the ash from the coal gangue and improving the combustion efficiency of the coal gangue. By arranging a circular ring, a loading and unloading port 14 and a furnace plug 15 on the ash receiving pan 5, the ash can be quickly cleaned up, which is convenient for users to use. By pasting anti-rotation and anti-slip strips 5 on the bottom of the ash receiving pan 5, the friction force of the ash receiving pan 5 in the rotation direction is very large, and the friction force in other directions is normal, so that the rotating disk 4 can better drive the ash receiving pan 5 to rotate, so that the coal gangue can rotate and burn fully. To take out the ash receiving pan 5 or add coal gangue, you only need to pinch the wooden ball handle 16, pull out the furnace plug 15, and then use the hook to hook the circular ring on the ash receiving pan 5 and then pull it out. At this time, the ash receiving pan 5 and the combustion pan 8 are pulled out together and put in for cleaning.
[0041] The furnace assembly of the coal gangue boiler with high efficiency combustion is provided with a square diffuser 10 to allow the incoming gas to mix quickly with the air in the furnace, and a 6*6 smoke outlet 12 circular through hole is provided to cool the exhausted gas. The heat absorbed is all inside the furnace, which can increase the temperature in the furnace and make the coal gangue burn efficiently.
[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A furnace assembly of a coal gangue boiler with high efficiency combustion, comprising a furnace body and a furnace, wherein the furnace is installed inside the furnace body, and is characterized in that: The furnace body includes a boiler shell and a boiler wall, a loading and unloading port is fixedly installed at the bottom of the boiler shell, a furnace plug is connected to the loading and unloading port, a chimney is connected to the left side of the boiler shell, an air inlet pipe is connected to the right side of the boiler shell, and a boiler wall is fixedly installed on the top of the boiler shell; The furnace comprises a furnace wall, a rotating disk is connected to the bottom inner end of the furnace wall, an ash receiving pan is placed above the rotating pan, an anti-rotation and anti-slip strip is pasted on the bottom surface of the ash receiving pan, a support column is welded to the top surface of the ash receiving pan, a combustion disk is placed on the top of the support column, an annular rib is provided on the bottom surface of the combustion disk, the annular rib is fitted with the top of the support column, a smoke extraction port is welded to the left side of the furnace wall, a chimney is fixedly installed on the left end of the smoke extraction port, a square diffuser is welded to the right side of the furnace wall, and an air inlet pipe is fixedly installed on the right end of the square diffuser; A furnace wall is fixed to the bottom end of the boiler wall of the furnace body, and the bottom end of the furnace wall of the furnace is fixedly mounted on the bottom end inside the boiler shell of the furnace body.
2. The high-efficiency combustion coal gangue boiler furnace assembly according to claim 1, characterized in that: The top of the boiler shell is not capped, the boiler shell is a hollow structure, and a boiler wall is welded inside the top of the boiler shell.
3. The high-efficiency combustion coal gangue boiler furnace assembly according to claim 1, characterized in that: The loading and unloading ports are all welded inside the boiler shell, and the connection mode between the loading and unloading ports and the furnace plug is plugging. A wooden ball handle is fixedly installed on the surface of the furnace plug, and three annular grooves are opened on the edge of the furnace plug.
4. The high-efficiency combustion coal gangue boiler furnace assembly according to claim 1, characterized in that: A rotating disk is rotatably connected to the bottom inner side of the furnace wall. The ash receiving tray is concave in structure, low in the middle and high at the edge. A small ring is welded at the edge of the ash receiving tray. The combustion tray is a honeycomb-shaped disk, and the bottom is placed on a supporting column through annular ribs. The diameter of the ash receiving tray is larger than that of the combustion tray.
5. The high-efficiency combustion coal gangue boiler furnace assembly according to claim 1, characterized in that: The square diffuser output port is located on the inner side of the furnace wall, the square diffuser input port is located on the outer side of the furnace wall and on the inner side of the boiler shell, the air inlet pipe input end is located on the outer side of the boiler shell, the air inlet pipe output end is located on the inner side of the boiler shell and on the outer side of the furnace wall, and the boiler shell is connected with an air inlet pipe.
6. The high-efficiency combustion coal gangue boiler furnace assembly according to claim 1, characterized in that: The smoke inlet is located on the inner wall of the furnace, the smoke outlet is located on the outside of the furnace wall and on the inside of the boiler shell, the chimney inlet is located on the inside of the boiler shell and on the outside of the furnace wall, the chimney outlet is located on the outside of the boiler shell, and the boiler shell is connected with a chimney.
7. The high-efficiency combustion coal gangue boiler furnace assembly according to claim 1, characterized in that: The smoking port is provided with a 6*6 circular hole, and the square diffuser is composed of 6 divergent square blades.