Kiln tail protective plate of rotary kiln

Abstract

The utility model discloses a rotary kiln tail guard plate which comprises a guard plate body, a connecting plate is connected to the middle of the guard plate body, limiting grooves are formed in one end of the connecting plate and one end of the guard plate body, and a reinforcing plate is welded to one end of the guard plate body. A positioning screw is installed in the positioning plate, a positioning side plate is installed on one side of the outer wall of the protection plate body, a limiting block is installed at one end of the positioning side plate, a limiting rotating plate is installed on the outer side of a fixing bolt, and a positioning shaft is installed in one end of the limiting rotating plate. Compared with an existing device, the rotary kiln tail protection plate has the advantages that a limiting block can slide in the horizontal direction through a guide sliding groove, so that the position of the limiting block can be conveniently adjusted, a positioning screw rod can be conveniently disassembled, assembled and limited, a limiting rotating plate can be rotated through a positioning shaft, a fixing bolt can be limited through the limiting rotating plate, and the rotary kiln tail protection plate is convenient to use. And the fixing bolt and the positioning screw rod are prevented from loosening.

Description

TECHNICAL FIELD

[0001] The utility model relates to kiln tail guard plate technical field, concretely is a rotary kiln kiln tail guard plate. BACKGROUND

[0002] The rotary kiln is a kind of equipment for solid material calcination, is widely used in building materials, metallurgy, chemical industry and environmental protection etc., and the rotary kiln kiln tail guard plate is one of important components of rotary kiln, mainly used to protect the lining of kiln tail, prevent ore and fuel from directly impacting lining, thereby prolonging the service life of rotary kiln.

[0003] The Chinese patent with the authorized publication number CN216668278U discloses a rotary kiln kiln tail guard plate, relating to the technical field of rotary kiln. It comprises a guard plate body, which includes a main plate and an outer frame connected to the outer side of the main plate. The outer frame and the main plate cooperate with each other to effectively improve the overall structural strength. The outer frame is divided by the main plate into a first pouring space and a second pouring space. The guard plate body is detachably connected to the kiln tail structure through the main plate, and one side of the first pouring space is arranged close to the kiln tail structure. Both the first pouring space and the second pouring space can provide a structurally reasonable pouring space for the castable. The interior of both spaces is filled with castable, which provides protection and effectively prolongs the service life of the kiln tail guard plate, reduces equipment investment costs, and reduces maintenance workload.

[0004] Although the above-mentioned rotary kiln kiln tail guard plate is protected by castable, effectively prolongs the service life of the kiln tail guard plate, and reduces equipment investment costs, the guard plate is generally directly installed on the rotary kiln through bolts, lacks a limiting structure for the bolts, and thus the bolts are prone to loosening during long-term use of the rotary kiln, causing the guard plate to loosen or even fall off, affecting the use of the rotary kiln. Therefore, we propose a rotary kiln kiln tail guard plate. SUMMARY

[0005] The utility model aims at providing a rotary kiln kiln tail guard plate to solve the problem of loosening or even falling off of the guard plate due to the lack of a limiting structure for the bolts during long-term use of the rotary kiln, affecting the use of the rotary kiln.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a rotary kiln kiln tail guard plate, comprising:

[0007] A guard plate body is connected to a connecting plate in the middle, and both the connecting plate and one end of the guard plate body are provided with a limiting slot. A reinforcing plate is welded to one end of the guard plate body.

[0008] A positioning plate is connected to one side of the guard plate body, a positioning screw is arranged in the positioning plate, a positioning side plate is arranged on one side of the outer wall of the guard plate body, a limiting block is arranged on one end of the positioning side plate, and a guide sliding groove is arranged at the connection position of the limiting block and the positioning side plate.

[0009] A fixing plate is arranged on the upper and lower ends of the limiting block, a fixing bolt is arranged in the fixing plate, a limiting rotating plate is arranged on the outer side of the fixing bolt, and a positioning shaft is arranged in one end of the limiting rotating plate.

[0010] Preferably, the guard plate body is further provided with:

[0011] A plug-in cross rod is arranged on one side of the guard plate body and the connecting plate, and plug-in grooves are arranged on the other sides of the guard plate body and the connecting plate.

[0012] Preferably, the connecting plate is clamped with the guard plate body through the plug-in cross rod and the plug-in grooves, and the positions of the plug-in grooves and the plug-in cross rod correspond to each other.

[0013] Preferably, the positioning plate is fixedly connected with the guard plate body, and the positioning screw penetrates the inside of the positioning plate.

[0014] Preferably, the limiting block is slidably clamped and connected with the positioning side plate through the guide sliding groove, and the limiting block and the positioning screw are perpendicular to each other.

[0015] Preferably, the fixing plate is fixedly connected with the limiting block, and the fixing bolt penetrates the inside of the fixing plate.

[0016] Preferably, the limiting rotating plate is rotationally connected with the positioning shaft, and the limiting rotating plate and the fixing bolt are perpendicular to each other.

[0017] Compared with the prior art, the rotary kiln tail guard plate has the following beneficial effects:

[0018] The limiting block can slide horizontally through the guide sliding groove, so that the position of the limiting block can be conveniently adjusted, the positioning screw can be conveniently disassembled and limited, the limiting rotating plate can be rotated through the positioning shaft, the fixing bolt can be limited through the limiting rotating plate, the loosening of the fixing bolt and the positioning screw is prevented, the problem that the guard plate is directly mounted on the rotary kiln through bolts, lacks a limiting structure for the bolts, and the bolts are prone to loosening during the long-time use of the rotary kiln, causing the loosening or even falling of the guard plate and affecting the use of the rotary kiln is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a whole structure schematic view of the utility model;

[0020] Figure 2It is the rear view structural schematic drawing of the guard plate body and the connecting plate.

[0021] Figure 3 It is the structural schematic drawing of the guard plate body.

[0022] Figure 4 It is the structural schematic drawing of the positioning side plate.

[0023] In the drawing: 1, guard plate body; 2, reinforcing plate; 3, positioning plate; 4, positioning screw; 5, connecting plate; 6, limiting groove; 7, plug-in cross bar; 8, plug-in slot; 9, positioning side plate; 10, limiting block; 11, guide sliding slot; 12, fixed plate; 13, fixed bolt; 14, limiting rotating plate; 15, positioning shaft. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present utility model.

[0025] Please refer to Figures 1-3 A rotary kiln tail guard plate, comprising: a guard plate body 1, a connecting plate 5 is connected to the middle part of the guard plate body 1, limiting grooves 6 are formed in one end of the connecting plate 5 and the guard plate body 1, and a reinforcing plate 2 is welded to one end of the guard plate body 1; a plug-in cross bar 7 is arranged on one side of the guard plate body 1 and the connecting plate 5, plug-in slots 8 are arranged on the other side of the guard plate body 1 and the connecting plate 5; the connecting plate 5 is clamped with the guard plate body 1 through the plug-in cross bar 7 and the plug-in slots 8, and the positions of the plug-in slots 8 and the plug-in cross bar 7 correspond to each other; the connecting plate 5 and the guard plate body 1 are clamped with each other through the plug-in cross bar 7 and the plug-in slots 8, so that the connecting plate 5 is convenient to install, and the size of the guard plate body 1 is convenient to adjust according to the size of the kiln tail; a positioning plate 3 is connected to one side of the guard plate body 1, a positioning screw 4 is arranged in the positioning plate 3, the positioning plate 3 is fixedly connected with the guard plate body 1, and the positioning screw 4 penetrates the inside of the positioning plate 3; the positioning plate 3 is installed and fixed through the positioning screw 4, so that the guard plate body 1 is convenient to install at a suitable position; a positioning side plate 9 is arranged on one side of the outer wall of the guard plate body 1, a limiting block 10 is arranged on one end of the positioning side plate 9, and a guide sliding slot 11 is arranged at the connecting position of the limiting block 10 and the positioning side plate 9; the limiting block 10 is slidably clamped and connected with the positioning side plate 9 through the guide sliding slot 11, and the limiting block 10 is perpendicular to the positioning screw 4; the limiting block 10 is horizontally slid through the guide sliding slot 11, so that the position of the limiting block 10 is convenient to adjust, and the positioning screw 4 is convenient to disassemble and assemble and limited.

[0026] Please refer to Figure 1 、 3 and 4, a rotary kiln tail shield, comprising: fixed plate 12 is installed in the upper and lower ends of the limiting block 10, the inside of the fixed plate 12 is installed with fixed bolt 13, the fixed plate 12 is fixedly connected with the limiting block 10, and the fixed bolt 13 penetrates the inside of the fixed plate 12; the fixed bolt 13 can position the fixed plate 12; the outside of the fixed bolt 13 is installed with a limiting rotating plate 14, and the inside of one end of the limiting rotating plate 14 is installed with a positioning shaft 15; the limiting rotating plate 14 is rotatably connected with the positioning shaft 15, and the limiting rotating plate 14 is perpendicular to the fixed bolt 13; the limiting rotating plate 14 can be rotated through the positioning shaft 15, so that the fixed bolt 13 can be limited by the limiting rotating plate 14, preventing the fixed bolt 13 and the positioning screw rod 4 from loosening.

[0027] Working principle: when the rotary kiln tail shield is used, first, the size of the shield body 1 is adjusted according to the size of the kiln tail, the connecting plate 5 and the shield body 1 are clamped with each other through the insertion cross bar 7 and the insertion slot 8, and the connecting plate 5 can be spliced and installed; secondly, the positioning plate 3 is installed and fixed through the positioning screw rod 4, so that the shield body 1 can be installed at a suitable position, and then the limiting block 10 is slid in the horizontal direction through the guide sliding groove 11, the position of the limiting block 10 is adjusted, and the limiting block 10 abuts against the positioning screw rod 4, so that the positioning screw rod 4 can be limited; then the fixed bolt 13 is installed into the fixed plate 12 for positioning, and then the limiting rotating plate 14 is rotated through the positioning shaft 15; finally, the fixed bolt 13 can be limited by the limiting rotating plate 14, preventing the fixed bolt 13 and the positioning screw rod 4 from loosening, which is the working principle of the rotary kiln tail shield.

[0028] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A rotary kiln tail shield characterized in that, Include: The guard plate body (1), the middle part of the guard plate body (1) is connected with the connecting plate (5), and the connecting plate (5) and one end of the guard plate body (1) are provided with limiting grooves (6), and one end of the guard plate body (1) is welded with the reinforcing plate (2); The positioning plate (3) is connected to one side of the guard plate body (1), the positioning plate (3) is internally provided with a positioning screw (4), one side of the outer wall of the guard plate body (1) is provided with a positioning side plate (9), one end of the positioning side plate (9) is provided with a limiting block (10), and the connecting part of the limiting block (10) and the positioning side plate (9) is provided with a guide sliding groove (11); The fixed plate (12) is installed at the upper and lower ends of the limiting block (10), the fixed plate (12) is internally provided with a fixed bolt (13), the outer side of the fixed bolt (13) is provided with a limiting rotating plate (14), and the inner side of one end of the limiting rotating plate (14) is provided with a positioning shaft (15).

2. A kiln tail shield according to claim 1, characterised in that, The guard plate body (1) is further provided with: The plug-in cross rod (7) is arranged on one side of the guard plate body (1) and the connecting plate (5), and the other side of the guard plate body (1) and the connecting plate (5) is provided with a plug-in groove (8).

3. A kiln tail shield according to claim 2, characterised in that, The connecting plate (5) is clamped with the guard plate body (1) through the plug-in cross rod (7) and the plug-in groove (8), and the position of the plug-in groove (8) corresponds to the position of the plug-in cross rod (7).

4. A kiln tail shield according to claim 1, characterised in that, The positioning plate (3) is fixedly connected with the guard plate body (1), and the positioning screw (4) penetrates the inside of the positioning plate (3).

5. A kiln tail shield according to claim 1 wherein, The limiting block (10) is slidably connected with the positioning side plate (9) through the guide sliding groove (11), and the limiting block (10) and the positioning screw (4) are perpendicular to each other.

6. A kiln tail shield according to claim 1 wherein, The fixed plate (12) is fixedly connected with the limiting block (10), and the fixed bolt (13) penetrates the inside of the fixed plate (12).

7. A kiln tail shield according to claim 1 wherein, The limiting rotating plate (14) is rotatably connected with the positioning shaft (15), and the limiting rotating plate (14) and the fixed bolt (13) are perpendicular to each other.

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