Mechanical sealing device for grinding machine

Abstract

The utility model discloses a mechanical sealing device for a grinding machine, which comprises a cylinder, the inner wall of the cylinder is fixedly connected with a main shaft, the outer surface of the cylinder is sleeved with a shaft sleeve, the outer surface of the shaft sleeve is fixedly connected with a fixing ring, the outer surface of the shaft sleeve is fixedly connected with a wire ring, the outer surface of the shaft sleeve is fixedly connected with a pressure plate, and the pressure plate is fixedly connected with a sealing ring. The outer surface of the pressure plate is fixedly connected with the outer surface of the wire ring, the outer surface of the shaft sleeve is fixedly connected with a mechanical seal to be tested, and the outer surface of the shaft sleeve is fixedly connected with a connecting flange. According to the mechanical sealing device for the grinding machine, the to-be-tested mechanical seal, the bearing body, the oil ring, the bearing body, the pressing disc and the connecting flange form the mechanical sealing device, mechanical sealing of the grinding machine is achieved, the liquid leakage phenomenon is prevented, the working efficiency of the grinding machine is improved, the bearing body is sealed through the bearing body and the oil ring, and the service life of the grinding machine is prolonged. And the bearing body and the cylinder are sealed, so that the bearing body is sealed, and liquid is prevented from flowing out.

Description

Technical Field

[0001] This application relates to the technical field of grinders, and particularly to a mechanical seal device for a grinder. Background Art

[0002] A grinder is suitable for crushing and shaping soft or medium-hard and extremely hard materials, and is widely used in various ores, cement, refractory materials, bauxite clinker, emery, glass raw materials, machine-made building sand, stone materials, and various metallurgical slag. A grinder is suitable for crushing and shaping soft or medium-hard and extremely hard materials, and is widely used in various ores, cement, refractory materials, bauxite clinker, emery, glass raw materials, machine-made building sand, stone materials, and various metallurgical slag. It has a higher output and efficiency for high-hard, extra-hard, and wear-resistant materials such as silicon carbide, emery, sintered bauxite, and beauty sand compared to other types of crushers.

[0003] The existing grinder is not sealed enough inside, which easily causes the problem of liquid leakage. When in use, the fluid leakage reduces the working efficiency of the grinder and shortens the service life of the grinder. Therefore, a mechanical seal device for a grinder is proposed to solve the above problems. Summary of the Utility Model

[0004] The purpose of the present utility model is to provide a mechanical seal device for a grinder to solve the problems raised in the above background art.

[0005] The embodiments of this application adopt the following technical solutions:

[0006] A mechanical seal device for a grinder includes a cylinder. The inner wall of the cylinder is fixedly connected with a main shaft. The outer surface of the cylinder is sleeved with a shaft sleeve. The outer surface of the shaft sleeve is fixedly connected with a fixed ring. The outer surface of the shaft sleeve is fixedly connected with a wire ring. The outer surface of the shaft sleeve is fixedly connected with a pressure plate. The outer surface of the pressure plate is fixedly connected with the outer surface of the wire ring. The outer surface of the shaft sleeve is fixedly connected with a to-be-tested mechanical seal. The outer surface of the shaft sleeve is fixedly connected with a connecting flange. The side surface of the connecting flange is fixedly connected with a bearing body. The inner ring of the bearing body is fixedly connected with the outer surface of the cylinder by two oil rings and two bearing bodies.

[0007] Preferably, the outer surface of the bearing body is fixedly connected with a first mounting plate and a second mounting plate.

[0008] Preferably, the bottom surfaces of the first mounting plate and the second mounting plate are jointly fixedly connected with a third mounting plate. The outer surface of the third mounting plate is fixedly connected with the outer surface of the connecting flange.

[0009] Preferably, two threaded holes are opened on the outer surface of the third mounting plate. A display board is fixedly connected to the outer surface of the second mounting plate.

[0010] Preferably, a sealing ring is fixedly connected to the outer surface of the main shaft, and an annular groove is formed on the outer surface of the sealing ring.

[0011] Preferably, a rubber circle is placed on the inner wall of the annular groove.

[0012] The above at least one technical solution adopted in the embodiments of the present application can achieve the following beneficial effects:

[0013] A mechanical seal device is composed of a machine to be tested for sealing, a bearing body, an oil ring, a bearing body, a pressure plate and a connecting flange, realizing mechanical seal of the grinding machine, preventing liquid leakage, improving the working efficiency of the grinding machine, and sealing the bearing body through the bearing body and the oil ring, so as to seal between the bearing body and the cylinder, realizing the sealing of the bearing body and preventing liquid from flowing out. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings described herein are used to provide a further understanding of the present application, and form a part of the present application. The schematic embodiments and descriptions thereof of the present application are used to explain the present application, and do not constitute an improper limitation to the present application. In the drawings:

[0015] Figure 1 is: the front view structural schematic diagram of the present utility model;

[0016] Figure 2 is: the side view structural schematic diagram of the present utility model;

[0017] Figure 3 is: in the present utility model Figure 1 the enlarged structural schematic diagram at A;

[0018] Figure 4 is: the front sectional view of the present utility model.

[0019] In the figure: 1, cylinder; 2, main shaft; 3, shaft sleeve; 4, fixing ring; 5, wire ring; 6, machine to be tested for sealing; 7, bearing body; 8, oil ring; 9, bearing body; 10, pressure plate; 11, first mounting plate; 12, second mounting plate; 13, third mounting plate; 14, threaded hole; 15, display board; 16, sealing ring; 17, annular groove; 18, rubber circle; 19, connecting flange. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] In order to make the purpose, technical solutions and advantages of the present application clearer, the technical solutions of the present application will be clearly and completely described below in conjunction with the specific embodiments of the present application and the corresponding drawings. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present application.

[0021] The technical solutions provided by the embodiments of the present application will be described in detail below in conjunction with the accompanying drawings.

[0022] Please refer to Figures 1-4 , the utility model provides a technical solution for a mechanical seal device for a grinding machine:

[0023] A mechanical seal device for a grinding machine includes a cylinder 1. The inner wall of the cylinder 1 is fixedly connected with a main shaft 2. The outer surface of the cylinder 1 is sleeved with a bushing 3. The outer surface of the bushing 3 is fixedly connected with a fixing ring 4. The outer surface of the bushing 3 is fixedly connected with a wire ring 5. The outer surface of the bushing 3 is fixedly connected with a pressure plate 10. The outer surface of the pressure plate 10 is fixedly connected with the outer surface of the wire ring 5. The outer surface of the bushing 3 is fixedly connected with a to-be-tested mechanical seal 6. The outer surface of the bushing 3 is fixedly connected with a connecting flange 19. The side surface of the connecting flange 19 is fixedly connected with a bearing body 7. The inner ring of the bearing body 7 is fixedly connected with the outer surface of the cylinder 1 by two oil rings 8 and two bearing bodies 9; specifically, the main shaft 2 is installed inside the cylinder 1, the bushing 3 is installed outside the cylinder 1, the fixing ring 4, the wire ring 5 and the to-be-tested mechanical seal 6 are installed on the bushing 3, and the oil rings 8 and the bearing bodies 9 are installed between the bearing body 7 and the cylinder 1 to seal it.

[0024] In this embodiment, the outer surface of the bearing body 7 is fixedly connected with a first mounting plate 11, and the outer surface of the bearing body 7 is fixedly connected with a second mounting plate 12; the bottom surface of the first mounting plate 11 and the bottom surface of the second mounting plate 12 are jointly fixedly connected with a third mounting plate 13. The outer surface of the third mounting plate 13 is fixedly connected with the outer surface of the connecting flange 19; two threaded holes 14 are opened on the outer surface of the third mounting plate 13, and a display plate 15 is fixedly connected to the outer surface of the second mounting plate 12; specifically, the first mounting plate 11, the second mounting plate 12 and the third mounting plate 13 form an integral mounting plate. Rotate the bolts into the threaded holes 14 to install the device, improving the convenience of installation. The display plate 15 shows that the device is a mechanical seal device, which is conducive to personnel identification.

[0025] In this embodiment, the outer surface of the main shaft 2 is fixedly connected with a sealing ring 16, and an annular groove 17 is opened on the outer surface of the sealing ring 16; a rubber circle 18 is placed on the inner wall of the annular groove 17; specifically, the rubber circle 18 can be placed in the annular groove 17. When the main shaft 2 penetrates into the pipe, sealing can be achieved between the main shaft 2 and the pipe.

[0026] Working principle: When the mechanical seal device for a grinding machine is in use, the user first sleeved the main shaft 2 inside the cylinder 1, then sleeved the bushing 3 on the cylinder 1, and then sleeved the fixing ring 4, the wire ring 5 and the to-be-tested mechanical seal 6 on the bushing 3. Then install the connecting flange 19 on the cylinder 1, and then use the oil rings 8 and the bearing bodies 9 to seal the bearing body 7 on the cylinder 1, thus completing the installation and sealing of the device.

[0027] It should also be noted that the term "comprise", "include" or any other variant thereof is intended to cover non-exclusive inclusion, such that a process, method, commodity or device comprising a series of elements not only includes those elements but also includes other elements not expressly listed, or further includes elements inherent to such process, method, commodity or device. Without further limitation, an element defined by the statement "comprising an..." does not exclude the presence of additional identical elements in the process, method, commodity or device comprising said element.

[0028] The above description is only for the embodiments of the present application and is not intended to limit the present application. For those skilled in the art, various modifications and changes can be made to the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included within the scope of the claims of the present application.

Claims

1. A mechanical sealing device for a sanding machine, comprising a cylinder (1), characterized in that: The inner wall of the cylinder (1) is fixedly connected to the main shaft (2), the outer surface of the cylinder (1) is sleeved with a shaft sleeve (3), the outer surface of the shaft sleeve (3) is fixedly connected to a fixing ring (4), the outer surface of the shaft sleeve (3) is fixedly connected to a wire ring (5), the outer surface of the shaft sleeve (3) is fixedly connected to a pressure plate (10), the outer surface of the pressure plate (10) is fixedly connected to the outer surface of the wire ring (5), the outer surface of the shaft sleeve (3) is fixedly connected to a machine seal (6) to be tested, the outer surface of the shaft sleeve (3) is fixedly connected to a connecting flange (19), the side of the connecting flange (19) is fixedly connected to a bearing body (7), and the inner ring of the bearing body (7) is fixedly connected to the outer surface of the cylinder (1) by means of two oil rings (8) and two bearing bodies (9).

2. A mechanical sealing device for a sanding machine according to claim 1, characterized in that: A first mounting plate (11) is fixedly connected to the outer surface of the bearing body (7), and a second mounting plate (12) is fixedly connected to the outer surface of the bearing body (7).

3. A mechanical sealing device for a sanding machine according to claim 2, characterized in that: The bottom surface of the first mounting plate (11) and the bottom surface of the second mounting plate (12) are fixedly connected to a third mounting plate (13), and the outer surface of the third mounting plate (13) is fixedly connected to the outer surface of the connecting flange (19).

4. A mechanical sealing device for a sanding machine according to claim 3, characterized in that: The outer surface of the third mounting plate (13) is provided with two threaded holes (14), and the outer surface of the second mounting plate (12) is fixedly connected with a display board (15).

5. The mechanical sealing device for a sanding machine according to claim 1, characterized in that: A sealing ring (16) is fixedly connected to the outer surface of the main shaft (2), and a circular ring groove (17) is formed on the outer surface of the sealing ring (16).

6. A mechanical sealing device for a sanding machine according to claim 5, characterized in that: A rubber ring (18) is placed on the inner wall of the annular groove (17).

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