White corundum smelting furnace lining

Abstract

The utility model discloses a white corundum smelting furnace lining which comprises a smelting furnace main body, fixing rings are arranged at the top and the bottom of the smelting furnace main body, isolation plates which are vertically distributed at equal intervals are connected between every two adjacent fixing rings, and butt straps which are horizontally distributed at equal intervals are arranged between every two adjacent isolation plates. Two supporting blocks are fixedly arranged on the side wall of the bottom of the smelting furnace body, two first fixing plates of a 7-shaped structure are fixedly arranged on the outer wall of the top of the fixing ring, and two vertically-upward synchronous hydraulic push rods are fixedly arranged on the outer walls of the tops of the two supporting blocks. The output shaft of the synchronous hydraulic push rod extends out, the synchronous hydraulic push rod lifts the fixing ring upwards from the smelting furnace body through the first fixing plate, then the refractory brick inserted into the butt strap is exposed, the refractory brick can be conveniently detected, and the damaged refractory brick can be conveniently taken and replaced; and the lining of the smelting furnace is convenient to maintain.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of furnace lining, specifically relates to a white corundum smelting furnace furnace lining. BACKGROUND

[0002] White corundum smelting furnace is the main equipment for white corundum smelting, and its main function is to smelt industrial alumina or bauxite and other raw materials at high temperature and add other additives to produce white corundum for high-grade refractory materials and abrasive industry.

[0003] White corundum smelting furnace lining is usually made of refractory bricks, but during the use of the smelting furnace, some refractory bricks will be broken, and the existing smelting furnace lining refractory bricks are difficult to check and replace the broken ones, affecting the service life of the smelting furnace. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a white corundum smelting furnace furnace lining to solve the above-mentioned deficiencies in the art.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a white corundum smelting furnace furnace lining, comprising a smelting furnace body, the top and bottom of the smelting furnace body are provided with fixed rings, the adjacent two fixed rings are connected with equidistance vertically distributed isolation plates, the adjacent isolation plates are provided with equidistance horizontally distributed battens, the bottom side wall of the smelting furnace body is fixedly provided with two supporting blocks, the top outer wall of the fixed ring is fixedly provided with two first fixed plates of "7" type structure, the top outer wall of the two supporting blocks is fixedly provided with two vertically upward synchronous hydraulic push rods, and the output end of the synchronous hydraulic push rod is fixedly connected with the bottom outer wall of the first fixed plate.

[0006] Preferably, the top outer wall of the smelting furnace body is fixedly provided with two fixed blocks, and the top outer wall of the two fixed blocks is fixedly provided with a vertically upward guide rod.

[0007] Preferably, the top outer wall of the fixed ring is fixedly provided with two second fixed plates of "7" type structure, and the top end of the two second fixed plates is provided with a guide hole, the outer wall of the guide rod is slidably connected with the inner wall of the guide hole, and the outer wall of the guide rod is slidably connected with the inner wall of the guide hole, which is conducive to improving the stability during the lifting of the fixed ring.

[0008] Preferably, the outer wall of the fixed ring is provided with equidistance distributed taking grooves, and the outer wall of the batten is also provided with taking grooves, so that the refractory bricks loaded on the top of the batten can be conveniently taken and replaced.

[0009] Preferably, the inner wall of the smelting furnace body is fixedly provided with a heat insulation layer.

[0010] Preferably, the bottom outer wall of the smelting furnace body is fixedly provided with support legs distributed at equal distances, and the smelting furnace body is placed on a specified position through the support legs.

[0011] Preferably, the bottom central position of the smelting furnace body is fixedly provided with a slag discharge pipe through an opening, and a threaded cover is screwed to the bottom outer wall of the slag discharge pipe.

[0012] In the above technical solution, the technical effects and advantages of the smelting furnace body are provided.

[0013] Through the extension of the output shaft of the synchronous hydraulic push rod, the synchronous hydraulic push rod lifts the fixing ring upward from the smelting furnace body through the first fixing plate, and then the refractory bricks inserted into the cladding plate are exposed, facilitating the detection and replacement of the damaged refractory bricks, and facilitating the maintenance of the smelting furnace lining, thereby improving the service life of the smelting furnace. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments or prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0015] Figure 1 It is a three-dimensional structure schematic diagram of the smelting furnace lining of the white corundum smelting furnace.

[0016] Figure 2 It is a smelting furnace body structure schematic diagram of the smelting furnace lining of the white corundum smelting furnace.

[0017] Figure 3 It is a fixing ring structure schematic diagram of the smelting furnace lining of the white corundum smelting furnace.

[0018] Figure 4 It is a fixing ring structure schematic diagram of the smelting furnace lining of the white corundum smelting furnace. Figure 3 It is an enlarged structure schematic diagram of the middle A part.

[0019] BRIEF DESCRIPTION OF DRAWINGS

[0020] 1 smelting furnace body, 2 support leg, 3 fixing ring, 5 isolation plate, 6 cladding plate, 7 taking groove, 8 first fixing plate, 9 support block, 10 synchronous hydraulic push rod, 11 fixed block, 12 guide rod, 13 second fixing plate, 14 guide hole, 15 slag discharge pipe, 16 threaded cover, 17 heat insulation layer. DETAILED DESCRIPTION

[0021] The embodiments of the present application will be described below with reference to the drawings. For the purpose of clearness, many details of the embodiments will be described in the following description. However, it should be understood that these details are not intended to limit the present application. That is, in some embodiments of the present application, these details are not necessary. In addition, for the purpose of simplicity, some conventional structures and components will be shown in the drawings in a simplified schematic manner.

[0022] In addition, the descriptions such as "first", "second" and the like in the present application are only for the purpose of description, and do not mean to particularly indicate the order or sequence, nor to limit the present application. They are merely used to distinguish components or operations described by the same technical terms, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of various embodiments can be combined with each other, but it must be based on the realization of ordinary skilled in the art. When the combination of technical solutions contradicts each other or cannot be realized, it should be considered that the combination of technical solutions does not exist, nor within the protection scope required by the present application.

[0023] Embodiment one

[0024] Referring to the drawings Figures 1-4 A white corundum smelting furnace lining, comprising a smelting furnace body 1, a fixed ring 3 is arranged at the top and bottom of the smelting furnace body 1, a distance-keeping plate 5 is connected between two adjacent fixed rings 3 and is vertically distributed, a batten 6 is arranged between two adjacent distance-keeping plates 5 and is horizontally distributed, two support blocks 9 are fixedly arranged at the bottom side wall of the smelting furnace body 1, two first fixed plates 8 in a "7" type structure are fixedly arranged at the top outer wall of the fixed ring 3, two synchronous hydraulic push rods 10 vertically upward are fixedly arranged at the top outer wall of the two support blocks 9, and the output end of the synchronous hydraulic push rod 10 is fixedly connected with the bottom outer wall of the first fixed plate 8.

[0025] Embodiment two

[0026] Based on Embodiment 1, two fixing blocks 11 are fixedly installed on the top outer wall of the smelting furnace body 1. Vertically upward guide rods 12 are fixedly installed on the top outer wall of the two fixing blocks 11. Two second fixing plates 13 with a "7" shaped structure are fixedly installed on the top outer wall of the fixing ring 3. Guide holes 14 are opened at one end of the top of the two second fixing plates 13. The outer wall of the guide rod 12 is slidably connected to the inner wall of the guide hole 14. The slidable connection between the outer wall of the guide rod 12 and the inner wall of the guide hole 14 helps to improve the stability of the fixing ring 3 during the lifting process. The outer wall of the fixing ring 3 has equidistantly distributed picking grooves 7. The outer wall of the mounting plate 6 also has picking grooves 7. The picking grooves 7 facilitate the picking and replacement of the refractory bricks mounted on the top of the mounting plate 6.

[0027] Example 3

[0028] Based on Embodiment 1, the bottom outer wall of the smelting furnace body 1 is fixedly provided with equally spaced support legs 2, which facilitates the placement of this utility model in a designated position. The inner wall of the smelting furnace body 1 is fixedly provided with a heat insulation layer 17, and the bottom center of the smelting furnace body 1 is fixedly provided with a slag discharge pipe 15 through an opening. The bottom outer wall of the slag discharge pipe 15 is screwed with a threaded cap 16. By opening the threaded cap 16, the slag inside the smelting furnace body 1 can be discharged through the slag discharge pipe 15.

[0029] Working principle of this utility model:

[0030] Refer to the instruction manual appendix Figures 1-4 Before using this utility model, refractory brick materials are placed on the top of the lining plate 6. When using this utility model, the white fused alumina raw material is smelted through the smelting furnace body 1. After the white fused alumina is smelted, the produced white fused alumina is taken out, and the threaded cap 16 at the bottom of the slag discharge pipe 15 is opened to discharge the slag. When it is necessary to inspect the refractory bricks, the output shaft of the synchronous hydraulic push rod 10 extends, and the synchronous hydraulic push rod 10 lifts the fixing ring 3 from inside the smelting furnace body 1 through the first fixing plate 8, thereby exposing the refractory bricks inserted in the lining plate 6. This facilitates the inspection of the refractory bricks and the removal and replacement of damaged refractory bricks, which is convenient for the maintenance of the smelting furnace lining and helps to improve the service life of the smelting furnace. After the maintenance of the smelting furnace lining is completed, the output shaft of the synchronous hydraulic push rod 10 retracts, and the fixing ring 3 retracts into the smelting furnace body 1.

[0031] The foregoing description only illustrates certain exemplary embodiments of the present invention. Undoubtedly, those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A white corundum smelting furnace lining, comprising a smelting furnace body (1), characterized in that: The top and bottom of the smelting furnace body (1) are provided with fixed rings (3), adjacent two fixed rings (3) are connected with equidistant vertically distributed isolation plates (5), adjacent isolation plates (5) are provided with equidistant horizontally distributed battens (6), the bottom side wall of the smelting furnace body (1) is fixedly provided with two support blocks (9), the top outer wall of the fixed ring (3) is fixedly provided with two first fixed plates (8) in "7" type structure, the top outer wall of the two support blocks (9) is fixedly provided with two vertically upward synchronous hydraulic push rods (10), and the output end of the synchronous hydraulic push rod (10) is fixedly connected with the bottom outer wall of the first fixed plate (8).

2. A white corundum smelting furnace lining according to claim 1, characterized in that: The top outer wall of the smelting furnace body (1) is fixedly provided with two fixed blocks (11), and the top outer wall of the two fixed blocks (11) is fixedly provided with a vertically upward guide rod (12).

3. A white corundum smelting furnace lining according to claim 2, characterized in that: The top outer wall of the fixed ring (3) is fixedly provided with two second fixed plates (13) in "7" type structure, and the top end of the two second fixed plates (13) is provided with a guide hole (14), and the outer wall of the guide rod (12) is in sliding connection with the inner wall of the guide hole (14).

4. A white corundum smelting furnace lining according to claim 1, characterized in that: The outer wall of the fixed ring (3) is provided with equidistantly distributed taking grooves (7), and the outer wall of the batten (6) is also provided with taking grooves (7).

5. A white corundum smelting furnace lining according to claim 1, characterized in that: The inner wall of the smelting furnace body (1) is fixedly provided with a heat insulation layer (17).

6. A white corundum smelting furnace lining according to claim 1, characterized in that: The bottom outer wall of the smelting furnace body (1) is fixedly provided with equidistantly distributed support legs (2).

7. A white corundum smelting furnace lining according to claim 1, characterized in that: The bottom central position of the smelting furnace body (1) is fixedly provided with a slag discharge pipe (15) through an opening, and the bottom outer wall of the slag discharge pipe (15) is screwed with a threaded cover (16).

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