Crust cleaning device for outer wall of cement kiln decomposing furnace

Abstract

The utility model discloses a crust cleaning device for the outer wall of a cement kiln decomposing furnace, which belongs to the technical field of cement kiln decomposing furnaces and comprises a cement kiln decomposing furnace body, an outer wall cleaning structure is arranged on the cement kiln decomposing furnace body and comprises two supports, a fixed part, a movable part, a semicircular ring and cleaning teeth, annular holes allowing the cement kiln decomposing furnace body to pass through are formed in the opposite side faces of the support, the cleaning teeth are attached to the outer wall of the cement kiln decomposing furnace body, and by arranging the outer wall cleaning structure, under driving of the moving part, the semicircular ring belt moves along the outer wall of the cement kiln decomposing furnace body, so that the cement kiln decomposing furnace body can be cleaned. Therefore, the crust on the outer wall of the cement kiln decomposing furnace body is cleaned by the cleaning teeth, the labor intensity of workers is reduced while the cleaning efficiency is improved, and the scalding condition is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of cement kiln decomposition furnaces, in particular to a device for cleaning the crust on the outer wall of a cement kiln decomposition furnace. Background Art

[0002] Cement is a powdery hydraulic inorganic gelling material, which becomes a slurry after adding water and stirring. It can harden in the air or in water, and can firmly bond materials such as sand and stone together. The decomposition furnace is a new type of thermal equipment in which fuel combustion, heat exchange and decomposition reaction are carried out simultaneously. There are many types and forms of it. The basic principle is: preheated raw meal, a certain amount of fuel and an appropriate amount of hot gas are fed into the decomposition furnace at the same time. The raw meal is suspended or boiling in the furnace. The decomposition furnace is needed in the cement production process. When the decomposition furnace is in use, the layered material formed by the raw meal powder and the harmful components in the kiln gas and adhering to the inner wall of the kiln tail system forms a crust.

[0003] In the prior art, the outer wall of the cement kiln decomposition furnace is generally cleaned manually, and no special device is set for cleaning the outer wall, resulting in low cleaning efficiency and a waste of manpower. In addition, the cement kiln decomposition furnace has a high temperature when in use, and manual labor is easily scalded when cleaning, which poses certain safety hazards. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the cement kiln decomposition furnace is generally cleaned manually, and no device is provided specifically for cleaning the outer wall, which wastes manpower.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is: a device for cleaning the crust on the outer wall of a cement kiln decomposition furnace, comprising a cement kiln decomposition furnace body, the cement kiln decomposition furnace body is provided with an outer wall cleaning structure, the outer wall cleaning structure comprises two brackets, fixing parts, moving parts, semicircular rings, and cleaning teeth symmetrically arranged up and down, the opposite sides of the brackets are provided with annular holes that enable the cement kiln decomposition furnace body to pass through, the brackets are fixed to the upper and lower sides of the cement kiln decomposition furnace body by fixing parts, connecting rods are provided on one side of the brackets, the semicircular rings are located between the other ends of the connecting rods, the cleaning teeth are located on the inner walls of the semicircular rings, and the cleaning teeth are in contact with the outer wall of the cement kiln decomposition furnace body.

[0006] As a further solution of the utility model, the fixing member includes a connecting plate, the connecting plates are located at both sides of the bracket, bolts are threadedly connected between the fixing members, and locking nuts are threadedly connected to the bolts.

[0007] As a further solution of the utility model, the moving part includes a motor, a moving wheel, and an auxiliary wheel. The bracket is provided with a placement cavity. The motor is located in the lower bracket, the moving wheel is located at the output end of the motor, and the moving wheel is located in the upper bracket.

[0008] As a further solution of the utility model, the auxiliary wheel includes a cylinder, a spring, a rod, and a wheel body. The sleeve is located in the bracket below, the spring is located in the sleeve, the rod is located above the spring, and the rod is provided with a groove for placing the wheel body.

[0009] As a further solution of the utility model, the motor is a stepping motor with a self-locking function.

[0010] As a further solution of the utility model, a protrusion is provided on the outer side surface of the moving wheel.

[0011] Compared with the prior art, the utility model has the following advantages: by arranging the outer wall cleaning structure, the semicircular ring belt is moved along the outer wall of the cement kiln decomposition furnace body under the drive of the moving part, so that the cleaning teeth clean the crust on the outer wall of the cement kiln decomposition furnace body, thereby improving the cleaning efficiency and reducing the labor intensity of the staff to avoid scalding. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a stereoscopic diagram of a device for cleaning crust on the outer wall of a cement kiln decomposition furnace.

[0013] Figure 2 The utility model is a schematic diagram of the outer wall cleaning structure of a device for cleaning the outer wall crust of a cement kiln decomposition furnace.

[0014] Figure 3 The utility model is a schematic diagram of a support structure below a device for cleaning crust on the outer wall of a cement kiln decomposition furnace.

[0015] Figure 4 The utility model is a schematic diagram of a support structure above a device for cleaning crust on the outer wall of a cement kiln decomposition furnace.

[0016] Figure 5 The utility model is a schematic diagram of the auxiliary wheel structure of a device for cleaning crust on the outer wall of a cement kiln decomposition furnace.

[0017] As shown in the figure: 1. Cement kiln decomposition furnace body; 2. Bracket; 3. Fixed part; 4. Moving part; 5. Semicircular ring; 6. Cleaning tooth; 7. Annular hole; 8. Connecting rod; 9. Connecting plate; 10. Bolt; 11. Locking nut; 12. Motor; 13. Moving wheel; 14. Auxiliary wheel; 15. Placement cavity; 16. Cylinder; 17. Spring; 18. Rod; 19. Wheel body; 20. Groove; 21. Protrusion. DETAILED DESCRIPTION

[0018] 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.

[0019] In the description of the utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected 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 utility model can be understood according to specific circumstances.

[0020] Combined with Figure 1 , Figure 2 , a device for cleaning the crust on the outer wall of a cement kiln decomposition furnace, comprising a cement kiln decomposition furnace body 1, the cement kiln decomposition furnace body 1 is provided with an outer wall cleaning structure, the outer wall cleaning structure comprises two brackets 2, a fixing member 3, a moving member 4, a semicircular ring 5, and a cleaning tooth 6 which are symmetrically arranged up and down, the opposite sides of the bracket 2 are provided with annular holes 7 which enable the cement kiln decomposition furnace body 1 to pass through, the bracket 2 is fixed to the upper and lower sides of the cement kiln decomposition furnace body 1 by the fixing member 3, a connecting rod 8 is provided on one side of the bracket 2, the semicircular ring 5 is located between the other ends of the connecting rod 8, the cleaning tooth 6 is located on the inner wall of the semicircular ring 5, the cleaning tooth 6 is in contact with the outer wall of the cement kiln decomposition furnace body 1, the fixing member 3 comprises a connecting plate 9, the connecting plate 9 is located at both sides of the bracket 2, a bolt 10 is threadedly connected between the fixing members 3, and a locking nut 11 is threadedly connected to the bolt 10.

[0021] Combined with Figure 3 , Figure 4 The moving part 4 includes a motor 12, a moving wheel 13, and an auxiliary wheel 14. A placement cavity 15 is provided in the bracket 2. The motor 12 is located in the lower bracket 2. The moving wheel 13 is located at the output end of the motor 12. The moving wheel 13 is located in the upper bracket 2. The motor 12 is a stepping motor with a self-locking function. A protrusion 21 is provided on the outer surface of the moving wheel 13.

[0022] Combined with Figure 5The auxiliary wheel 14 includes a cylinder 16, a spring 17, a rod 18, and a wheel body 19. The sleeve is located in the bracket 2 below, the spring 17 is located in the sleeve, the rod 18 is located above the spring 17, and a groove 20 for placing the wheel body 19 is opened on the rod 18.

[0023] When the utility model is implemented, the annular hole of the bracket is firstly aligned with the outer wall of the cement kiln decomposition furnace body, and the two brackets are threadedly connected with the connecting plate by bolts, so that the two brackets are positioned. At this time, the wheel body will squeeze the spring until the wheel body cannot move, and the locking nut is rotated and fixed, and then the motor is started, and the motor drives the moving wheel to rotate, and with the assistance of the wheel body, drives the semicircular ring to move along the outer wall of the cement kiln decomposition furnace body, so that the cleaning teeth clean the crust on the outer wall of the cement kiln decomposition furnace body. This structure improves the cleaning efficiency and reduces the labor intensity of the staff to avoid scalding.

[0024] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A device for cleaning the outer wall crust of a cement kiln decomposition furnace, comprising a cement kiln decomposition furnace body (1), characterized in that: The cement kiln decomposition furnace body (1) is provided with an outer wall cleaning structure, and the outer wall cleaning structure comprises two brackets (2) symmetrically arranged in the upper and lower parts, a fixing part (3), a moving part (4), a semicircular ring (5), and a cleaning tooth (6). The opposite sides of the bracket (2) are provided with annular holes (7) through which the cement kiln decomposition furnace body (1) can pass. The bracket (2) is fixed to the upper and lower sides of the cement kiln decomposition furnace body (1) through the fixing part (3). A connecting rod (8) is provided on one side of the bracket (2). The semicircular ring (5) is located between the other ends of the connecting rod (8). The cleaning tooth (6) is located on the inner wall of the semicircular ring (5), and the cleaning tooth (6) is in contact with the outer wall of the cement kiln decomposition furnace body (1).

2. The device for cleaning the outer wall crust of a cement kiln decomposition furnace according to claim 1, characterized in that: The fixing member (3) comprises a connecting plate (9), the connecting plate (9) being located at both sides of the bracket (2), a bolt (10) being threadedly connected between the fixing members (3), and a locking nut (11) being threadedly connected to the bolt (10).

3. The device for cleaning the outer wall crust of a cement kiln decomposition furnace according to claim 1, characterized in that: The moving part (4) comprises a motor (12), a moving wheel (13), and an auxiliary wheel (14); a placement cavity (15) is provided in each of the brackets (2); the motor (12) is located in a lower bracket (2); the moving wheel (13) is located at an output end of the motor (12); and the moving wheel (13) is located in an upper bracket (2).

4. The device for cleaning the outer wall crust of a cement kiln decomposition furnace according to claim 3, characterized in that: The auxiliary wheel (14) comprises a cylinder (16), a spring (17), a rod (18), and a wheel body (19); the sleeve is located in the bracket (2) below; the spring (17) is located in the sleeve; the rod (18) is located above the spring (17); and a groove (20) for accommodating the wheel body (19) is provided on the rod (18).

5. The device for cleaning the outer wall crust of a cement kiln decomposition furnace according to claim 3, characterized in that: The motor (12) is a stepping motor with a self-locking function.

6. The device for cleaning the outer wall crust of a cement kiln decomposition furnace according to claim 3, characterized in that: A protrusion (21) is provided on the outer side surface of the moving wheel (13).

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