Novel tensioning and sealing device for front end and rear end of drying roller

Abstract

The utility model relates to the technical field of tensioning and sealing of the front end and the rear end of a drying roller, and discloses a novel tensioning and sealing device for the front end and the rear end of the drying roller, which comprises a roller end and a roller body. The stainless steel sealing piece can be tightened through cooperation of the tensioning rope, the installation drag hook, the adjusting mechanism, the tension spring and the connecting piece, so that the stainless steel sealing piece is tightly attached to the annular lining plate, and therefore the sealing effect is achieved; the roller end and the roller body can be separated simply and conveniently only by loosening the tension rope to release the tight fit between the stainless steel sealing piece and the annular lining plate.

Description

Technical Field

[0001] The utility model relates to the technical field of tensioning and sealing the front and rear ends of a drying drum, in particular to a novel tensioning and sealing device for the front and rear ends of a drying drum. Background Art

[0002] The rotary drum dryer, also known as the rotary drum dryer, is a drying equipment widely used in mining equipment. It is divided into direct heat transfer rotary drum dryer and indirect heat transfer rotary drum dryer. It is suitable for drying magnetic, heavy, and floating concentrates of metal and non-metallic ores, clay in the cement industry, and coal slime in the coal mining industry. It is characterized by high productivity and easy operation. The drum dryer is a horizontal rotary cylinder, and various types of scrapers with different angles are welded from front to back. Different types of refractory bricks are inlaid in the rotary kiln body according to needs. A door ring and a spiral scraper are provided at the feeding end to prevent material from falling.

[0003] At present, some rotary dryers on the market have flanges, sealing rings and bolts between the end and the drum to seal and eliminate gaps. However, when the end and the drum need to be separated for maintenance, the bolts need to be removed one by one for separation, which is troublesome and time-consuming.

[0004] Therefore, we propose a novel drying drum front and rear end head tightening and sealing device to solve the above-mentioned problems. Utility Model Content

[0005] The utility model aims to solve the problem that some current rotary dryers are fixed between the end and the drum body by flanges, sealing rings and bolts to seal and eliminate gaps, but the flange bolt connection method requires that when the end and the drum body need to be separated for maintenance, the bolts need to be removed one by one and then separated, which is troublesome and time-consuming.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a novel drying drum front and rear end tensioning and sealing device, comprising a drum end and a drum body, the drum end is sleeved with the drum body, a mounting ring is connected to the surface of the drum end near the port, the mounting ring is provided with an arc flange, the arc flange is provided with a plurality of evenly distributed mounting hooks, and a stainless steel sealing sheet is clamped between the arc flange and the mounting hooks, an annular lining plate in contact with the stainless steel sealing sheet is provided on the outer surface of the drum body, a plurality of mounting hooks are provided with tensioning ropes, both ends of the tensioning ropes are provided with adjustment mechanisms, and one end of the two adjustment mechanisms is provided with tension springs, and connecting pieces are symmetrically provided on the side of the drum end near the port.

[0007] Furthermore, the adjustment mechanism includes a mechanism ring, both ends of which are provided with threaded rods, and both ends of the mechanism ring are provided with threaded holes threadedly connected to the threaded rods, one end of the threaded rod is connected to a hanging ring, one of the hanging rings is tied to a tensioning rope, and the other hanging ring is hooked to a tension spring.

[0008] Furthermore, the arc flange includes a connecting ring, a side surface of the connecting ring is connected to an annular plate, and an outer surface of the annular plate is arranged as an inclined structure.

[0009] Furthermore, the mounting ring is provided with a plurality of evenly distributed first bolts, the tail ends of the first bolts are provided with a first nut, the mounting ring and the connecting ring are connected by the cooperation of the first bolts and the first nut, the annular plate is provided with a plurality of evenly distributed second bolts, the tail ends of the second bolts are provided with a second nut, and the mounting hook and the annular plate are connected by the cooperation of the second bolts and the second nut.

[0010] Furthermore, the tensioning rope is made of a steel wire rope.

[0011] Furthermore, the connecting member comprises a connecting rod fixed to the end of the roller, a connecting plate is connected to the side of the connecting rod near the bottom end, and a hanging hole hooked to the tension spring is formed on the connecting plate.

[0012] The beneficial effects of the utility model are as follows: an arc flange is provided on the mounting ring of the drum end, a plurality of mounting hooks are provided on the arc flange, a stainless steel sealing sheet is clamped between the arc flange and the mounting hook, an annular lining plate in contact with the stainless steel sealing sheet is provided on the outer surface of the drum body, and adjustment mechanisms are provided at both ends of the tensioning rope on the mounting hook, and a tension spring is provided at one end of the adjustment mechanism, and connecting parts are symmetrically provided on the side of the drum end, and the stainless steel sealing sheet can be tightened by the cooperation among the tensioning rope, the mounting hook, the adjustment mechanism, the tension spring and the connecting parts, so that the stainless steel sealing sheet and the annular lining plate are closely fitted, thereby achieving a sealing effect; when it is necessary to separate the drum end and the drum body, it is only necessary to loosen the tensioning rope to release the close fit between the stainless steel sealing sheet and the annular lining plate, and the drum end and the drum body can be separated, which is simple and convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a first structural schematic diagram of the front and rear end tightening and sealing device of the new drying drum of the utility model;

[0014] Figure 2 This utility model Figure 1 A magnified schematic diagram of the local structure A;

[0015] Figure 3It is a partial structural schematic diagram of the front and rear end tightening and sealing device of the new drying drum of the utility model;

[0016] Figure 4 This is a second structural schematic diagram of the front and rear end tightening and sealing device of the new drying drum of the utility model;

[0017] Figure 5 This utility model Figure 4 Enlarged schematic diagram of the local structure B.

[0018] The names corresponding to the marks in the figure are:

[0019] 1. Drum end; 2. Drum body; 3. Mounting ring; 4. Arc flange; 41. Connecting ring; 42. Ring plate; 5. Mounting hook; 6. Stainless steel sealing sheet; 7. Ring lining; 8. Tension rope; 9. Adjustment mechanism; 91. Mechanism ring; 92. Threaded rod; 93. Hanging ring; 10. Tension spring; 11. Connecting piece; 111. Connecting rod; 112. Connecting plate; 12. First bolt; 13. First nut; 14. Second bolt; 15. Second nut. DETAILED DESCRIPTION

[0020] 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 belong to the scope of protection of the utility model.

[0021] Embodiments of the present utility model:

[0022] Embodiment 1

[0023] like Figure 1-Figure 5As shown, the utility model provides a novel drying drum front and rear end tightening and sealing device, including a drum end 1 and a drum body 2, the drum end 1 is sleeved with the drum body 2, a mounting ring 3 is connected to the surface of the drum end 1 near the port, a circular arc flange 4 is arranged on the mounting ring 3, a plurality of evenly distributed mounting hooks 5 are arranged on the circular arc flange 4, the circular arc flange 4 comprises a connecting ring 41, a ring plate 42 is connected to the side of the connecting ring 41, the outer surface of the ring plate 42 is arranged as an inclined structure, and a stainless steel sealing sheet 6 is clamped between the circular arc flange 4 and the mounting hook 5, an annular lining plate 7 in contact with the stainless steel sealing sheet 6 is arranged on the outer surface of the drum body 2, a plurality of mounting hooks 5 are arranged with tension ropes 8, both ends of the tension ropes 8 are arranged with adjustment mechanisms 9, and one end of the two adjustment mechanisms 9 are arranged with tension springs 10, a connecting piece 11 is symmetrically arranged on the side of the drum end 1 near the port, and a connecting piece 11 is symmetrically arranged on the mounting ring 3. A plurality of evenly distributed first bolts 12 are provided, and a first nut 13 is provided at the tail end of the first bolt 12. The mounting ring 3 and the connecting ring 41 are connected by the cooperation of the first bolt 12 and the first nut 13. A plurality of evenly distributed second bolts 14 are provided on the annular plate 42, and a second nut 15 is provided at the tail end of the second bolt 14. The mounting hook 5 and the annular plate 42 are connected by the cooperation of the second bolt 14 and the second nut 15. The connecting member 11 includes a connecting rod 111 fixed to the drum end 1, and a connecting plate 112 is connected to the side of the connecting rod 111 near the bottom end. A hanging hole hooked with the tension spring 10 is provided on the connecting plate 112. After the tension rope 8 is hung in the plurality of mounting hooks 5, the tension rope 8 is tightened to make the stainless steel sealing sheet 6 fit with the annular liner 7 to achieve a sealing effect. Then the tension spring 10 can be hooked with the hanging hole of the connecting plate 112 for fixing.

[0024] Embodiment 2

[0025] like Figure 1-Figure 5 As shown, on the basis of the first embodiment of the utility model: the adjusting mechanism 9 includes a mechanism ring 91, threaded rods 92 are provided at both ends of the mechanism ring 91, and threaded holes threadedly connected to the threaded rods 92 are opened at both ends of the mechanism ring 91, and one end of the threaded rod 92 is connected to a hanging ring 93, one of the hanging rings 93 is tied to the tensioning rope 8, and the other hanging ring 93 is hooked with the tension spring 10. Through such a setting, the overall strength of the adjusting mechanism 9 can be adjusted according to actual needs through the cooperation of the threaded rod 92 and the threaded hole, which facilitates the hooking of the tension spring 10 with the connecting plate 112. The tensioning rope 8 is made of steel wire rope. Through such a setting, the structural strength of the tensioning rope 8 is guaranteed.

Claims

1. A novel drying drum front and rear end tightening and sealing device, comprising a drum end (1) and a drum body (2), wherein the drum end (1) and the drum body (2) are sleeved, and characterized in that: A mounting ring (3) is connected to the surface of the drum end (1) near the port, and a circular arc flange (4) is provided on the mounting ring (3). A plurality of evenly distributed mounting hooks (5) are provided on the circular arc flange (4), and a stainless steel sealing sheet (6) is clamped between the circular arc flange (4) and the mounting hook (5). An annular lining (7) in contact with the stainless steel sealing sheet (6) is provided on the outer surface of the drum body (2), and a plurality of the mounting hooks (5) are provided with tension ropes (8), and adjustment mechanisms (9) are provided at both ends of the tension ropes (8), and tension springs (10) are provided at one end of the two adjustment mechanisms (9). Connectors (11) are symmetrically provided on the side of the drum end (1) near the port.

2. A novel drying drum front and rear end tightening and sealing device according to claim 1, characterized in that: The adjustment mechanism (9) comprises a mechanism ring (91), both ends of the mechanism ring (91) are provided with threaded rods (92), and both ends of the mechanism ring (91) are provided with threaded holes threadedly connected to the threaded rods (92), one end of the threaded rod (92) is connected to a hanging ring (93), one of the hanging rings (93) is tied to a tension rope (8), and the other hanging ring (93) is hooked to a tension spring (10).

3. The novel drying drum front and rear end tightening and sealing device according to claim 1 is characterized in that: The circular arc flange (4) comprises a connecting ring (41), a side surface of the connecting ring (41) is connected to an annular plate (42), and an outer surface of the annular plate (42) is arranged to have an inclined structure.

4. A novel drying drum front and rear end tightening and sealing device according to claim 3, characterized in that: The mounting ring (3) is provided with a plurality of evenly distributed first bolts (12), the tail end of each of the first bolts (12) is provided with a first nut (13), the mounting ring (3) and the connecting ring (41) are connected by the cooperation of the first bolts (12) and the first nut (13), the annular plate (42) is provided with a plurality of evenly distributed second bolts (14), the tail end of each of the second bolts (14) is provided with a second nut (15), and the mounting hook (5) and the annular plate (42) are connected by the cooperation of the second bolts (14) and the second nut (15).

5. The novel drying drum front and rear end tightening and sealing device according to claim 1 is characterized in that: The tension rope (8) is made of a steel wire rope.

6. The novel drying drum front and rear end tightening and sealing device according to claim 1 is characterized in that: The connecting member (11) comprises a connecting rod (111) fixed to the drum end (1), a connecting plate (112) being connected to the side of the connecting rod (111) near the bottom end, and a hanging hole for hooking with the tension spring (10) being provided on the connecting plate (112).

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