Rolling ring structure of ultrahigh-temperature rotary kiln

Abstract

The utility model discloses a rolling ring structure of an ultrahigh-temperature rotary kiln, which belongs to the related technical field of rotary kilns and is characterized in that a rolling ring is arranged in the outer circumferential direction of a furnace tube, the rolling ring and the furnace tube are concentrically arranged, and the furnace tube is a carbon fiber furnace tube; the rolling ring is connected with the furnace tube through a hoop and a connecting sheet; the rolling ring is arranged to be of a split type or integral type structure. According to the rolling ring structure of the ultra-high-temperature rotary kiln, the rolling ring and the furnace tube are concentrically arranged, so that the balance of the furnace tube during rotation can be ensured, vibration caused by eccentricity is reduced, the stability of equipment is improved, and the service life of the equipment is prolonged; the furnace tube made of the carbon fiber material can bear higher temperature, has good thermal stability and low thermal expansion coefficient, and is suitable for an ultra-high temperature working condition; through the design that the hoops and the connecting pieces are connected with the furnace tube, the rolling rings and the furnace tube can be conveniently mounted and dismounted, and maintenance and replacement are convenient; the split type or integral type structure of the rolling ring provides more choices.

Description

Technical Field

[0001] The utility model belongs to the relevant technical field of rotary kilns, in particular to a rolling ring structure of an ultra-high temperature rotary kiln. Background Art

[0002] In modern industrial production, ultra-high temperature rotary kilns are indispensable equipment in the processing and manufacturing of refractory materials, chemical products, and metal smelting. These kilns usually need to withstand extreme temperature conditions while maintaining uniform heating and stable rotation of the materials. Especially for those rotary kilns with long furnace tubes, their structural stability and deformation resistance are particularly important, because even a slight deformation may lead to a decrease in thermal efficiency and unstable product quality.

[0003] The length of a rotary kiln generally ranges from tens of meters to more than one hundred meters. In order to support the kiln body, three to five rollers are generally provided, and the rollers are driven by the supporting wheels below. At present, the rollers are generally fixed directly on the outer wall of the kiln body, which is inconvenient to install and disassemble. Therefore, it is necessary to develop a roller structure of an ultra-high temperature rotary kiln to solve the above technical problems. Utility Model Content

[0004] In view of the above problems, the utility model provides a roller ring structure of an ultra-high temperature rotary kiln, which is used to solve the technical problems of inconvenient installation, disassembly and maintenance of the roller ring in the prior art.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A rolling ring structure of an ultra-high temperature rotary kiln, wherein the rolling ring is arranged in the outer circumferential direction of a furnace tube, the rolling ring and the furnace tube are arranged concentrically, and the furnace tube and the rolling ring are both arranged to be made of carbon fiber material; the rolling ring is connected to the furnace tube through a hoop and a connecting piece; the rolling ring is arranged to be a split type or an integral structure.

[0007] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model provides a roller ring structure of an ultra-high temperature rotary kiln, and the concentric arrangement of the roller ring and the furnace tube can ensure the balance of the furnace tube during rotation, reduce the vibration caused by eccentricity, and improve the stability and service life of the equipment; the furnace tube made of carbon fiber material can withstand higher temperatures, and at the same time has good thermal stability and low thermal expansion coefficient, and is suitable for ultra-high temperature working conditions; the design of connecting the furnace tube with the clamp and the connecting plate can facilitate the installation and disassembly between the roller ring and the furnace tube, and is convenient for maintenance and replacement; the split or integral structure of the roller ring provides more choices, the split structure is convenient for transportation and installation, and the integral structure provides higher structural strength.

[0008] As a further improvement of the above scheme, the rolling ring is arranged as a split structure; the rolling ring includes a first rolling ring body, the first rolling ring body is arranged as a toothed segmented structure, rolling ring reinforcement plates are arranged at both ends of the first rolling ring body, and the first rolling ring body and the rolling ring reinforcement plates are connected by pins.

[0009] The technical effects of the above improvements are as follows: the split roller design makes the roller easier to install and maintain. The toothed segmented structure provides better grip and enhances the stability of the roller.

[0010] As a further improvement of the above scheme, the rolling ring is arranged as a split structure; the rolling ring includes a second rolling ring body, the second rolling ring body is arranged as a straight-mouthed split structure, rolling ring reinforcement plates are arranged at both ends of the second rolling ring body, and the second rolling ring body and the rolling ring reinforcement plates are connected by pins.

[0011] The technical effect of the above improvement is that the roller ring design with a straight-mouth segmented structure simplifies the manufacturing process and also facilitates the replacement of a single part of the roller ring when necessary.

[0012] As a further improvement of the above solution, the rolling ring is arranged as an integral structure, which comprises a third rolling ring body, and a plurality of connecting holes are arranged on the third rolling ring body.

[0013] The technical effects of the above improvements are as follows: the design of the integral rolling ring structure provides higher strength and stability, and the multiple connecting holes make the connection between the rolling ring and the connecting piece more secure.

[0014] As a further improvement of the above solution, the rolling ring is arranged as a split structure; the rolling ring comprises a fourth rolling ring body, and the fourth rolling ring body is overlapped by high and low stoppers.

[0015] The technical effect of the above improvement is that the high and low stop overlap design of the fourth roller body simplifies the assembly process and is also convenient for adjustment and replacement.

[0016] As a further improvement of the above solution, the connecting piece is configured as an L-shaped structure.

[0017] The technical effect of the above improvement is that the rolling ring and the clamp are connected by an L-shaped connecting piece, and this design provides better connection strength and stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view of the utility model.

[0019] Figure 2 It is a side view of the utility model.

[0020] Figure 3 It is a schematic diagram of the installation of the clamp and the connecting piece in the utility model.

[0021] Figure 4 for Figure 3 Cross-section view at the middle BB.

[0022] Figure 5 It is a structural schematic diagram of the first rolling ring body and the rolling ring reinforcement plate in the utility model.

[0023] Figure 6 for Figure 5 Cross-section view at CC.

[0024] Figure 7 for Figure 6 Cross-sectional view at DD.

[0025] Figure 8 It is a structural schematic diagram of the second rolling ring body and the rolling ring reinforcement plate in the utility model.

[0026] Fig. 9 for Figure 8 Cross-section view at EE.

[0027] Fig.10 This is a schematic diagram of the third rolling ring body.

[0028] Fig.11 for Fig.10 Side view of.

[0029] Fig.12 Schematic diagram of the fourth rolling ring body.

[0030] Fig.13 for Fig.12 Schematic cross-section of FF.

[0031] In the figure: 1. rolling ring; 101. first rolling ring body; 102. rolling ring reinforcement plate; 103. pin; 104. second rolling ring body; 105. third rolling ring body; 106. fourth rolling ring body; 2. clamp; 3. connecting plate; 4. furnace pipe. DETAILED DESCRIPTION

[0032] In order to enable those skilled in the art to better understand the technical solution, the utility model is described in detail below in conjunction with embodiments. The description in this section is only exemplary and explanatory and should not have any limiting effect on the protection scope of the utility model.

[0033] like Figure 1-13 As shown, the specific scheme of this embodiment is: a rolling ring structure of an ultra-high temperature rotary kiln, the rolling ring 1 is provided with the outer circumferential direction of the furnace tube 4, the rolling ring 1 is concentrically arranged with the furnace tube 4, and the furnace tube 4 and the rolling ring 1 are both arranged with carbon fiber material; the rolling ring 1 is connected with the furnace tube 4 through the hoop 2 and the connecting piece 3; the rolling ring 1 is arranged with a split type or an integral structure. The connecting piece 3 is arranged with an L-shaped structure.

[0034] Specifically, first, ensure that the roller 1 is concentric with the furnace tube 4, so as to ensure the stability and uniformity of the furnace tube 4 when rotating in a high temperature environment. The furnace tube 4 is made of carbon fiber material, which can withstand ultra-high temperatures and has high strength and corrosion resistance, and is suitable for long-term work in a high temperature environment.

[0035] Connection between the clamp 2 and the connecting piece 3: The roller 1 is fixed to the outer circumference of the furnace tube 4 through the clamp 2 and the connecting piece 3 of the L-shaped structure. This connection method is both firm and easy to disassemble, which is convenient for future maintenance and replacement.

[0036] Structural selection of roller ring 1: roller ring 1 can be selected as split or integral structure as required. Split structure is convenient for transportation and installation, while integral structure may provide higher structural strength and stability in certain applications.

[0037] like Figure 5-Figure 7 As shown, as a preferred embodiment of the above embodiment, the rolling ring 1 is configured as a split structure; the rolling ring 1 includes a first rolling ring body 101, the first rolling ring body 101 is configured as a toothed segmented structure, and rolling ring reinforcement plates 102 are provided at both ends of the first rolling ring body 101, and the first rolling ring body 101 and the rolling ring reinforcement plate 102 are connected by a pin 103.

[0038] Specifically, the split roller 1 is composed of a first roller body 101, whose tooth-shaped segmented structure provides better grip. The roller reinforcement plate 102 enhances the structural strength of the roller 1, and the pin 103 connection ensures the tight connection of each part. Figure 8-Figure 9 As shown, as a preferred embodiment of the above embodiment, the rolling ring 1 is configured as a split structure; the rolling ring 1 includes a second rolling ring body 104, the second rolling ring body 104 is configured as a straight-mouth split structure, and rolling ring reinforcement plates 102 are provided at both ends of the second rolling ring body 104, and the second rolling ring body 104 and the rolling ring reinforcement plate 102 are connected by a pin 103.

[0039] Specifically, the straight-mouthed segmented structure of the second roller body 104 simplifies the manufacturing and installation process, and the roller reinforcement plate 102 is connected to the second roller body 104 via a pin 103 .

[0040] like Figure 10-11 As shown, as a preferred embodiment of the above embodiment, the rolling ring 1 is configured as an integral structure, including a third rolling ring body 105, on which a plurality of connection holes are arranged, and the third rolling ring body 105 is connected to the connecting plate 3 with a plurality of connection holes.

[0041] like Figure 12-13As shown, as a preferred embodiment of the above embodiment, the roller ring 1 is configured as a split structure; the roller ring 1 includes a fourth roller ring body 106, and the fourth roller ring body 106 is overlapped by high and low stoppers. The high and low stopper overlap design of the fourth roller ring body 106 allows quick assembly and disassembly, which is convenient for maintenance and replacement.

[0042] It should be noted that, in this article, the terms include, contain or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. Specific examples are used in this article to illustrate the principle and implementation of the technical solution of the utility model. The above examples are only used to help understand the method and core idea of ​​the utility model. The above are only preferred implementations of the utility model. It should be pointed out that due to the limitations of textual expression and the objective existence of infinite specific structures, for ordinary technicians in this technical field, without departing from the principle of the utility model, several improvements, modifications or changes can be made, and the above technical features can also be combined in an appropriate manner; these improvements, modifications, changes or combinations, or the direct application of the concept and technical solution of the utility model to other occasions without improvement, should be regarded as the protection scope of the utility model.

Claims

1. A rolling ring structure of an ultra-high temperature rotary kiln, characterized in that: The rolling ring (1) is arranged in the outer circumferential direction of the furnace tube (4), the rolling ring (1) and the furnace tube (4) are arranged concentrically, and the furnace tube (4) and the rolling ring (1) are both arranged to be made of carbon fiber material; the rolling ring (1) is connected to the furnace tube (4) through a hoop (2) and a connecting piece (3); the rolling ring (1) is arranged to be a split type or an integral type structure.

2. The rolling ring structure of the ultra-high temperature rotary kiln according to claim 1, characterized in that: The rolling ring (1) is arranged as a split structure; the rolling ring (1) comprises a first rolling ring body (101), the first rolling ring body (101) is arranged as a toothed segmented structure, rolling ring reinforcement plates (102) are arranged at both ends of the first rolling ring body (101), and the first rolling ring body (101) and the rolling ring reinforcement plates (102) are connected by a pin (103).

3. The rolling ring structure of the ultra-high temperature rotary kiln according to claim 1, characterized in that: The rolling ring (1) is configured as a split structure; the rolling ring (1) comprises a second rolling ring body (104), the second rolling ring body (104) is configured as a straight-mouth split structure, rolling ring reinforcement plates (102) are provided at both ends of the second rolling ring body (104), and the second rolling ring body (104) and the rolling ring reinforcement plates (102) are connected via pins (103).

4. The rolling ring structure of the ultra-high temperature rotary kiln according to claim 1, characterized in that: The rolling ring (1) is arranged as an integral structure, comprising a third rolling ring body (105), and a plurality of connection holes are arranged on the third rolling ring body (105).

5. The rolling ring structure of the ultra-high temperature rotary kiln according to claim 1, characterized in that: The rolling ring (1) is arranged as a split structure; the rolling ring (1) comprises a fourth rolling ring body (106), and the fourth rolling ring body (106) is overlapped by high and low stoppers.

6. The rolling ring structure of an ultra-high temperature rotary kiln according to claim 1, characterized in that: The connecting piece (3) is configured as an L-shaped structure.

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