Fireproof protection structure for cement kiln

Abstract

The utility model discloses a fire-resistant protection structure for a cement kiln, and belongs to the technical field of fire-resistant protection. In order to solve the problem that an existing fire-resistant protection structure for the mud kiln cannot be conveniently disassembled, the following technical scheme is provided, the fire-resistant protection structure comprises a fixing plate and a feeding groove, and the feeding groove is formed in the back face of the fixing plate in a penetrating mode; eight sets of fireproof shells are installed on the front face of the fixing plate through bolts, and the outer surfaces and the inner sides of the eight sets of fireproof shells are connected through sixteen sets of opening and closing hinges. According to the fireproof protective structure, the fireproof shells and the opening and closing hinges are installed through the fixing plates, when the fireproof protective structure needs to be disassembled, the bolts can be rotated through external force to complete disassembly of the fireproof shells, the fireproof shells are connected through the opening and closing hinges, and after the fireproof shells are disassembled, the fireproof shells are bent to complete folding of the fireproof shells; and the use experience of the fireproof protection structure is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fire-resistant protection, in particular to a fire-resistant protection structure for a cement kiln. Background Art

[0002] As a commonly used calcining component in modern times, the cement kiln has the main function of providing a calcining space for the cement raw materials injected into it. During the use of existing cement furnaces, in order to prevent the calcination heat from being transferred to the external environment and affecting the user experience of the cement kiln, the existing cement kiln lacks disassembly auxiliary parts. During the use of the refractory protection structure, the refractory protection structure cannot be disassembled according to the needs of use, which in turn affects the user experience of the refractory protection structure.

[0003] Compared with the existing fire-resistant protective structure, the utility model adds a disassembly auxiliary component. During the use of the fire-resistant protective structure, the fire-resistant protective structure can be disassembled according to the use needs, thereby improving the use experience of the fire-resistant protective structure. Utility Model Content

[0004] The purpose of the utility model is to provide a refractory protection structure for a cement kiln to solve the problems raised in the above background technology.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solution: comprising a fixing plate and a feeding trough, wherein the back side of the fixing plate is provided with a feeding trough;

[0006] Eight groups of fireproof shells are installed on the front of the fixing plate through bolts, and the outer surfaces and inner sides of the eight groups of fireproof shells are connected to each other through sixteen groups of opening and closing hinges.

[0007] Preferably, eight groups of threaded fixing holes are provided on the outer surface of the fixing plate, and the threaded fixing holes are located outside the feed trough.

[0008] Preferably, a first cooling layer is arranged inside the fixing plate, a first insulating layer is installed inside the fixing plate, and the first insulating layer is located in front of the first cooling layer.

[0009] Preferably, a first fireproof layer is installed inside the fixed plate, and the first fireproof layer is located in front of the first isolation layer.

[0010] Preferably, a first flame retardant layer is arranged on the inner side of the first fireproof layer.

[0011] Preferably, a second cooling layer is arranged inside the fireproof shell, a second insulating layer is installed inside the fireproof shell, and the second insulating layer is located on the inner side of the second cooling layer.

[0012] Preferably, a second fireproof layer is arranged inside the fireproof shell, and a second flame-retardant layer is arranged inside the second fireproof layer.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model is equipped with a fireproof shell and an opening and hinge page. When the fireproof protective structure needs to be disassembled, the bolts can be rotated by external force to complete the disassembly of the fireproof shell. The fireproof shells are connected to each other via the opening and hinge page. When the fireproof shell is disassembled, the fireproof shell is bent to complete the folding of the fireproof shell, thereby improving the use experience of the fireproof protective structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A schematic diagram of a fire-resistant protective structure for a cement kiln is provided in the utility model;

[0016] Figure 2 A schematic diagram of the back structure of a refractory protective structure for a cement kiln is provided;

[0017] Figure 3 for Figure 2 A schematic diagram of the structure of the cross-sectional connection part of the fixing plate;

[0018] Figure 4 for Figure 1 A schematic diagram of the cross-sectional structure of the fireproof shell;

[0019] Figure 5 for Figure 3 Schematic diagram of the structure of the connection part at A.

[0020] Figure numerals: 1. fixing plate; 2. feed trough; 3. fireproof shell; 4. opening and closing leaf; 5. threaded fixing hole; 6. first cooling layer; 7. first isolation layer; 8. first fireproof layer; 9. first flame retardant layer; 10. second cooling layer; 11. second isolation layer; 12. second fireproof layer; 13. second flame retardant layer. DETAILED DESCRIPTION

[0021] 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. Example 1

[0022] like Figure 1 , Figure 2 , Figure 3 and Figure 5As shown, the utility model proposes a refractory protection structure for a cement kiln, comprising a fixed plate 1 and a feed trough 2. The back of the fixed plate 1 is provided with a feed trough 2. The fixed plate 1 provides fixing points for the feed trough 2, the fireproof shell 3, the threaded fixing hole 5, the first cooling layer 6, the first isolation layer 7 and the first fireproof layer 8 installed on its outer surface and inside. The feed trough 2 is opened to the back of the fixed plate 1 to provide space for the user to inject raw materials into the cement kiln;The outer surface of the fixing plate 1 is provided with eight groups of threaded fixing holes 5, and the threaded fixing holes 5 are located on the outside of the feed trough 2. When the fixing plate 1 needs to be fixed to the inside of the cement kiln, the external bolts can be inserted into the threaded fixing holes 5, and the external bolts can be inserted into the inside of the external cement kiln to complete the fixing of the fire-resistant protective structure. The inside of the fixing plate 1 is arranged with a first cooling layer 6, which is installed to the inner side of the fixing plate 1 and is filled with cold water. When heat is conducted to the inside of the first cooling layer 6, the first cooling layer 6 absorbs the heat through the larger specific heat capacity of the water body, thereby improving the protective effect of the fire-resistant protective structure. The inside of the fixing plate 1 is installed with a first insulating layer 7 , and the first isolation layer 7 is located in front of the first cooling layer 6, the first isolation layer 7 is installed inside the fixed plate 1 to prevent the water inside the first cooling layer 6 from entering the first fireproof layer 8 and the first flame retardant layer 9, affecting the performance of the first fireproof layer 8 and the first flame retardant layer 9, the first fireproof layer 8 is installed inside the fixed plate 1, and the first fireproof layer 8 is located in front of the first isolation layer 7, the first fireproof layer 8 is made of fireproof cotton material, when heat is conducted to the inside of the first fireproof layer 8, the first fireproof layer 8 blocks part of the heat, thereby improving the protection effect of the fire-resistant protection structure, the first flame retardant layer 9 is arranged on the inner side of the first fireproof layer 8, and the first flame retardant layer 9 is made of metal wrapped in lime, When the heat is further conducted to the inside of the first fireproof layer 8, the first flame retardant layer 9 further blocks the heat, thereby improving the protective effect of the fire-resistant protective structure. A second cooling layer 10 is arranged inside the fireproof shell 3. The second cooling layer 10 is installed to the inner side of the fireproof shell 3 and is filled with cold water. When the heat is conducted to the inside of the second cooling layer 10, the second cooling layer 10 absorbs the heat through the larger specific heat capacity of the water body, thereby improving the protective effect of the fire-resistant protective structure. A second insulating layer 11 is installed inside the fireproof shell 3, and the second insulating layer 11 is located on the inner side of the second cooling layer 10. The second insulating layer 11 is installed to the inside of the fixed plate 1 to prevent the second cooling layer 10 from The water in the second fireproof layer 12 and the second flame retardant layer 13 enters the second fireproof layer 12 and the second flame retardant layer 13, affecting the performance of the second fireproof layer 12 and the second flame retardant layer 13. The second fireproof layer 12 is arranged inside the fireproof shell 3. The second fireproof layer 12 is made of fireproof cotton material. When heat is conducted to the inside of the second fireproof layer 12, the second fireproof layer 12 blocks part of the heat, thereby improving the protection effect of the fire-resistant protective structure. The second flame retardant layer 13 is arranged on the inner side of the second fireproof layer 12. The second flame retardant layer 13 is made of metal wrapped in lime. When heat is further conducted to the inside of the second fireproof layer 12, the second flame retardant layer 13 further blocks the heat, thereby improving the protection effect of the fire-resistant protective structure. ;

[0023] The working principle of a fire-resistant protective structure for a cement kiln based on Example 1 is: first, the fireproof shell 3 and the fixed plate 1 are connected to each other by bolts, and then the fire-resistant protective structure is moved to the inside of the cement kiln, and then the external bolts are inserted into the inside of the threaded fixing hole 5, and the external bolts are inserted into the inside of the external cement kiln to complete the fixation of the fire-resistant protective structure. At the same time, the first cooling layer 6, the first fireproof layer 8, the first flame retardant layer 9, the second cooling layer 10, the second fireproof layer 12 and the second flame retardant layer 13 prevent heat from being conducted to the outside of the cement kiln, thereby improving the safety of the cement kiln. Example 2

[0024] like Figure 1 , Figure 2 and Figure 4 As shown, the utility model proposes a fire-resistant protection structure for a cement kiln. Compared with the first embodiment, this embodiment also includes: a fixed plate 1 and a fireproof shell 3. Eight groups of fireproof shells 3 are installed on the front of the fixed plate 1 by bolts. The fireproof shell 3 is installed to the front of the fixed plate 1 by bolts. When the fire-resistant protection structure needs to be disassembled, the bolts can be rotated by external force to complete the disassembly of the fireproof shell 3. The outer surfaces and inner sides of the eight groups of fireproof shells 3 are interconnected by sixteen groups of opening and closing pages 4. The fireproof shells 3 are interconnected via the opening and closing pages 4. When the fireproof shell 3 is disassembled, the fireproof shell 3 is bent to complete the folding of the fireproof shell 3.

[0025] 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 refractory protective structure for a cement kiln, comprising a fixing plate (1) and a feed chute (2), characterized in that: A feed trough (2) is provided through the back of the fixed plate (1); Eight groups of fireproof shells (3) are installed on the front side of the fixing plate (1) by means of bolts, and the outer surfaces and inner sides of the eight groups of fireproof shells (3) are connected to each other by means of sixteen groups of hinges (4).

2. The refractory protective structure for cement kiln according to claim 1, characterized in that: The outer surface of the fixing plate (1) is provided with eight groups of threaded fixing holes (5), and the threaded fixing holes (5) are located outside the feed trough (2).

3. The refractory protective structure for cement kiln according to claim 1, characterized in that: A first cooling layer (6) is arranged inside the fixed plate (1), and a first insulating layer (7) is installed inside the fixed plate (1), and the first insulating layer (7) is located in front of the first cooling layer (6).

4. The refractory protective structure for cement kiln according to claim 1, characterized in that: A first fireproof layer (8) is installed inside the fixed plate (1), and the first fireproof layer (8) is located in front of the first isolation layer (7).

5. The refractory protective structure for cement kiln according to claim 4, characterized in that: A first flame retardant layer (9) is arranged on the inner side of the first fireproof layer (8).

6. The refractory protective structure for cement kiln according to claim 1, characterized in that: A second cooling layer (10) is arranged inside the fireproof shell (3), a second insulating layer (11) is installed inside the fireproof shell (3), and the second insulating layer (11) is located on the inner side of the second cooling layer (10).

7. The refractory protective structure for cement kiln according to claim 1, characterized in that: A second fireproof layer (12) is arranged inside the fireproof shell (3), and a second flame retardant layer (13) is arranged inside the second fireproof layer (12).

Images