Flexible sealing mechanism of raw material mill

Abstract

The utility model relates to the technical field of cement production, in particular to a flexible sealing mechanism of a raw mill. According to the technical scheme, the device comprises a raw material mill, an outer rod, a connecting rod and a fixing block, a supporting plate is fixed to the inner wall of the raw material mill, filtering holes are formed in the supporting plate, a grinding plate is rotationally connected to the upper surface of the supporting plate through a rotating bearing, a feeding groove is formed in the grinding plate, and a mounting rod is fixed to the outer end face of one side of the connecting plate. The outer end face of one side of the mounting rod is movably sleeved with a supporting rod, the supporting rod is fixed to the inner wall of the raw material mill, a fixing block is fixed to the lower surface of the connecting plate, the upper surface of the connecting rod is movably sleeved with a fixing rod, the fixing rod is fixed to the top end of the interior of the raw material mill, and an outer rod is fixed to the lower surface of the connecting rod. An inner rod is movably inserted into the outer end face of one side of the outer rod, and a fixing plate is fixed to the outer end face of one side of the inner rod. The internal temperature of the raw material mill can be increased, and the oxygen content of a kiln tail chimney can be reduced by 1-2%.

Description

Technical Field

[0001] The utility model relates to the technical field of cement production, in particular to a flexible sealing mechanism for a raw material mill. Background Art

[0002] Raw grinding is the process of turning bulk materials into fine powder under the action of external forces, such as extrusion, grinding or impact. Raw grinding is required for grinding raw materials in cement production.

[0003] The current raw meal mill has poor sealing on its rollers and serious air leakage, which affects the temperature inside the mill and has a significant impact on the output of the raw meal mill. It will also increase the oxygen content in the chimney at the tail of the kiln and increase the power consumption of the raw meal process. Utility Model Content

[0004] The utility model aims to provide a flexible sealing mechanism for a raw material mill to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a raw mill flexible sealing mechanism, comprising a raw mill, a support plate, a connecting plate, an outer rod, a connecting rod and a fixed block, the inner wall of the raw mill is fixed with a support plate, and filter holes are opened inside the support plate, the lower surface of the connecting plate is fixed with a fixed block, the lower surface of the connecting rod is fixed with an outer rod, an inner rod is movably inserted on one side outer end surface of the outer rod, and a fixed plate is fixed on one side outer end surface of the inner rod.

[0006] When using a flexible sealing mechanism of a raw mill in the technical solution, after the raw material is placed inside the raw mill, the support rod and the outer rod drive the installation rod and the inner rod to move under the action of the power device, and the installation rod and the inner rod drive the connecting plate and the fixed plate to move, and the connecting plate and the fixed plate are moved together. The fixing rod drives the connecting rod to rise under the action of the power device, and the connecting rod drives the fixed plate to rise, and the fixed block and the connecting block are magnetically attracted together, and the fixed plate and the connecting plate are tightly connected together, thereby increasing the sealing of the raw mill, improving the temperature inside the raw mill, and reducing the oxygen content of the chimney at the end of the kiln by 1-2%.

[0007] Preferably, the upper surface of the raw mill is hingedly connected with a sealing cover, and a handle is welded on the upper surface of the sealing cover. By arranging the handle on the upper surface of the sealing cover, it is convenient to hold the handle to open or close the sealing cover.

[0008] Preferably, a material taking door is hingedly connected to an outer end surface of one side of the raw mill, and a handle is welded to an outer end surface of one side of the material taking door, a workbench is fixed to the lower surface of the raw mill, and a supporting leg is welded to the lower surface of the workbench. By arranging the workbench and the supporting leg on the lower surface of the raw mill, it is convenient to support the raw mill.

[0009] Preferably, a mounting rod is fixed to one side of the outer end surface of the connecting plate, and a support rod is movably sleeved on one side of the outer end surface of the mounting rod, and the support rod is fixed to the inner wall of the raw mill. By arranging the mounting rod and the support rod on one side of the connecting plate, it is convenient to drive the connecting plate to move.

[0010] Preferably, a connecting block is fixed on the upper surface of the fixing plate, and both the connecting block and the fixing block are made of electromagnets, and the fixing plate is fixed to the connecting plate by the connecting block and the fixing block being magnetically attracted together. By arranging the connecting block on the upper surface of the fixing plate, it is convenient to connect the fixing plate and the connecting plate.

[0011] Preferably, a fixing rod is movably sleeved on the upper surface of the connecting rod, and the fixing rod is fixed to the inner top of the raw mill. By arranging the fixing rod on the upper surface of the connecting rod, it is convenient to drive the connecting rod to rise or fall.

[0012] Preferably, the upper surface of the support plate is rotatably connected with a grinding plate via a rotating bearing, and a feed trough is provided inside the grinding plate. By arranging the grinding plate on the upper surface of the support plate, cement can be easily ground.

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

[0014] 1. The utility model achieves the effect of increasing the temperature inside the raw mill and reducing the oxygen content of the chimney at the tail of the kiln by 1-2% by arranging a fixing plate, a connecting plate and an inner rod. After the raw material is placed inside the raw mill, the supporting rod and the outer rod drive the installation rod and the inner rod to move under the action of the power device, and the installation rod and the inner rod drive the connecting plate and the fixing plate to move, and the connecting plate and the fixing plate are moved together. The fixing rod drives the connecting rod to rise under the action of the power device, and the connecting rod drives the fixing plate to rise, and the fixing block and the connecting block are magnetically attracted together, and the fixing plate and the connecting plate are tightly connected together, thereby increasing the sealing of the raw mill, the temperature inside the raw mill can be increased, and the oxygen content of the chimney at the tail of the kiln can be reduced by 1-2%.

[0015] 2. The utility model achieves the effect of facilitating the grinding of cement by arranging a grinding plate, a supporting plate and a filter hole. The user holds the handle and drives the handle to open the sealing cover, puts the cement into the raw mill, and the cement enters the grinding plate and the supporting plate through the feed trough. The grinding plate rotates under the action of the power device, and the grinding plate can grind the cement. After the cement is ground, the cement falls into the bottom of the raw mill through the filter hole. After the grinding is completed, the user holds the handle and drives the handle to open the material taking door, and the ground cement can be taken out. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0017] Figure 2 It is an enlarged structural schematic diagram of the fixing plate of the utility model;

[0018] Figure 3 It is a partial enlarged structural schematic diagram of the fixing plate and the connecting plate of the utility model;

[0019] Figure 4 It is an enlarged structural schematic diagram of the support plate of the utility model.

[0020] In the figure: 1. Sealing cover; 2. Handle; 3. Raw material mill; 4. Fixed plate; 5. Support plate; 6. Handle; 7. Material taking door; 8. Workbench; 9. Support leg; 10. Connecting plate; 11. Inner rod; 12. Outer rod; 13. Fixed rod; 14. Connecting rod; 15. Mounting rod; 16. Support rod; 17. Fixed block; 18. Connecting block; 19. Grinding plate; 20. Feed trough; 21. Rotating bearing; 22. Filter hole. 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.

[0022] Embodiment 1

[0023] See also Figures 1 to 4 The utility model provides an embodiment: a raw mill flexible sealing mechanism, comprising a raw mill 3, a support plate 5, a connecting plate 10, an outer rod 12, a connecting rod 14 and a fixed block 17, a mounting rod 15 is fixed to an outer end surface of one side of the connecting plate 10, and a support rod 16 is movably sleeved on an outer end surface of one side of the mounting rod 15, and the support rod 16 is fixed to the inner wall of the raw mill 3, a fixing block 17 is fixed to the lower surface of the connecting plate 10, a fixing rod 13 is movably sleeved on the upper surface of the connecting rod 14, and the fixing rod 13 is fixed to the inner top of the raw mill 3, an outer rod 12 is fixed to the lower surface of the connecting rod 14, an inner rod 11 is movably inserted on an outer end surface of one side of the outer rod 12, and a fixing plate 4 is fixed to an outer end surface of one side of the inner rod 11, a connecting block 18 is fixed to the upper surface of the fixing plate 4, and the connecting block 18 and the fixing block 17 are both made of electromagnets, and the fixing plate 4 is fixed to the connecting plate 10 by magnetic attraction of the connecting block 18 and the fixing block 17.

[0024] Of course, as is well known to those skilled in the art, the outer rod 12, the fixed rod 13, the support rod 16 and the grinding plate 19 of the utility model also need to be provided with a power device to enable them to work normally, and as is well known to those skilled in the art, the provision of the power is commonplace, and they all belong to conventional means or common knowledge, and will not be elaborated here. Those skilled in the art can make any optional selections according to their needs or convenience.

[0025] A raw mill flexible sealing mechanism based on Example 1, after the raw material is placed inside the raw mill 3, the support rod 16 and the outer rod 12 drive the installation rod 15 and the inner rod 11 to move under the action of the power device, and the installation rod 15 and the inner rod 11 drive the connecting plate 10 and the fixed plate 4 to move, and the connecting plate 10 and the fixed plate 4 are moved together, and the fixing rod 13 drives the connecting rod 14 to rise under the action of the power device, and the connecting rod 14 drives the fixed plate 4 to rise, and the fixing block 17 and the connecting block 18 are magnetically attracted together, and the fixed plate 4 and the connecting plate 10 are tightly connected together, thereby increasing the sealing of the raw mill 3, improving the temperature inside the raw mill 3, and reducing the oxygen content of the chimney at the end of the kiln by 1-2%.

[0026] Embodiment 2

[0027] like Figure 1-Figure 4 As shown, a flexible sealing mechanism for a raw mill proposed by the utility model, compared with the first embodiment, this embodiment also includes a raw mill 3, a support plate 5, a connecting plate 10, an outer rod 12, a connecting rod 14 and a fixed block 17, the upper surface of the raw mill 3 is hingedly connected to a sealing cover 1, and a handle 2 is welded to the upper surface of the sealing cover 1, one side of the outer end surface of the raw mill 3 is hingedly connected to a feeding door 7, and one side of the outer end surface of the feeding door 7 is welded with a handle 6, the lower surface of the raw mill 3 is fixed with a workbench 8, and the lower surface of the workbench 8 is welded with a supporting leg 9, the inner wall of the raw mill 3 is fixed with a support plate 5, and a filter hole 22 is opened inside the support plate 5, the upper surface of the support plate 5 is rotatably connected to a grinding plate 19 through a rotating bearing 21, and a feed trough 20 is opened inside the grinding plate 19.

[0028] In this embodiment, the handle 2 is held and driven by the hand to open the sealing cover 1, and cement is put into the raw mill 3. The cement enters the grinding plate 19 and the support plate 5 through the feed trough 20. The grinding plate 19 rotates under the action of the power device, and the grinding plate 19 can grind the cement. After the cement is ground, the cement falls into the bottom end of the raw mill 3 through the filter hole 22. After the grinding is completed, the handle 6 is held and driven by the hand to open the material removal door 7, and the ground cement can be taken out.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A raw mill flexible sealing mechanism, comprising a raw mill (3), a support plate (5), a connecting plate (10), an outer rod (12), a connecting rod (14) and a fixing block (17), characterized in that: A support plate (5) is fixed to the inner wall of the raw material mill (3), and a filter hole (22) is provided inside the support plate (5); a fixing block (17) is fixed to the lower surface of the connecting plate (10); an outer rod (12) is fixed to the lower surface of the connecting rod (14); an inner rod (11) is movably inserted into an outer end surface of one side of the outer rod (12), and a fixing plate (4) is fixed to an outer end surface of one side of the inner rod (11).

2. A raw mill flexible sealing mechanism according to claim 1, characterized in that: The upper surface of the raw material mill (3) is hingedly connected to a sealing cover (1), and a handle (2) is welded to the upper surface of the sealing cover (1).

3. A raw mill flexible sealing mechanism according to claim 1, characterized in that: A material discharging door (7) is hingedly connected to an outer end surface of one side of the raw material mill (3), and a handle (6) is welded to an outer end surface of one side of the material discharging door (7). A workbench (8) is fixed to the lower surface of the raw material mill (3), and a supporting leg (9) is welded to the lower surface of the workbench (8).

4. A raw mill flexible sealing mechanism according to claim 1, characterized in that: A mounting rod (15) is fixed to one outer end surface of the connecting plate (10), and a support rod (16) is movably sleeved on one outer end surface of the mounting rod (15), and the support rod (16) is fixed to the inner wall of the raw material mill (3).

5. The flexible sealing mechanism of a raw mill according to claim 1, characterized in that: A connecting block (18) is fixed on the upper surface of the fixing plate (4), and both the connecting block (18) and the fixing block (17) are made of electromagnets. The fixing plate (4) is fixed to the connecting plate (10) by magnetic attraction of the connecting block (18) and the fixing block (17).

6. A raw mill flexible sealing mechanism according to claim 1, characterized in that: The upper surface of the connecting rod (14) is movably sleeved with a fixing rod (13), and the fixing rod (13) is fixed to the inner top end of the raw material mill (3).

7. A raw mill flexible sealing mechanism according to claim 1, characterized in that: The upper surface of the support plate (5) is rotatably connected to a grinding plate (19) via a rotating bearing (21), and a feed trough (20) is provided inside the grinding plate (19).

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