Submerged roller shaft end sealing structure

Abstract

The utility model relates to the related technical field of mechanical electrolytic cells, in particular to a submerged roller shaft end sealing structure which comprises an electrolytic cell, a rolling shaft is rotatably connected to the surface of the electrolytic cell, a threaded rod is fixedly connected to the surface of the electrolytic cell, and a fixing sleeve penetrates through the surface of the threaded rod. The surface of one end of the threaded rod is in threaded connection with a nut, and the surface of the fixing sleeve is connected with a hose. According to the submerged roller shaft end sealing structure, through mutual cooperation of the threaded rod, the fixing sleeve and the hose, the first connecting sleeve and the second connecting sleeve are limited on the surface of the roller shaft, then the clamping ring is connected to the surface of the roller shaft, then the fixing sleeve is arranged on the surface of the threaded rod in a sleeving mode, and then the nut is in threaded connection with the threaded rod; and finally, air is injected into the fixing sleeve through the one-way valve, the air in the fixing sleeve is kept between 5 psi and 8 psi, and electrolyte in the electrolytic bath can be prevented from leaking through the air pressure in the fixing sleeve.

Description

Technical Field

[0001] The utility model relates to the technical field related to roller shafts, and in particular to a submerged roller shaft end sealing structure. Background Art

[0002] Since the submersible roller is immersed in the electrolytic cell when working, the electrolyte is corrosive and expensive. At the same time, since the submersible roller is troublesome to disassemble in the electrolytic cell and the parallelism of all rollers is destroyed after disassembly, the parallelism must be re-tested each time it is installed, which is extremely time-consuming and affects production efficiency. Therefore, a submersible roller shaft end sealing structure is particularly needed.

[0003] However, in the use of the existing submersible roller, the sealing structure at the end of the submersible roller must be well sealed and leak-free, while the sealing ring of the traditional sealing structure at the end of the submersible roller is prone to wear and failure, resulting in electrolyte leakage. Utility Model Content

[0004] The purpose of the utility model is to provide a submersible roller shaft end sealing structure to solve the problem of the existing submersible roller shaft proposed in the above-mentioned background technology. During use, the sealing structure of the submersible roller shaft end must have excellent sealing and no leakage, while the sealing ring of the traditional submersible roller shaft end sealing structure is prone to wear and failure, resulting in electrolyte leakage.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a submerged roller shaft end sealing structure, comprising an electrolytic cell, a roller being rotatably connected to the surface of the electrolytic cell, a skeleton oil seal being slidably connected to the surface of the roller, a threaded rod being fixedly connected to the surface of the electrolytic cell, a flange being slidably connected to the surface of the threaded rod, a first connecting sleeve being connected to the surface of one end of the roller, a threaded hole being provided on the surface of the first connecting sleeve, a bolt being threadedly connected to the internal thread of the threaded hole, a second connecting sleeve being passed through the surface of the bolt, a clamping ring being slidably connected to the surface of one end of the roller, a fixing sleeve being passed through the surface of the threaded rod, a nut being threadedly connected to the surface of one end of the threaded rod, and a hose being connected to the surface of the fixing sleeve.

[0006] Preferably, a bearing is rotatably connected to the surface of the roller, the roller is rotatably connected to the electrolytic cell via the bearing, and a skeleton oil seal is installed on the surface of the bearing.

[0007] Preferably, a first rubber ring and a second rubber ring are bonded to the surface of the flange, and the first rubber ring and the second rubber ring are arranged at two ends of the flange.

[0008] Preferably, a groove is provided on the surface of the second connecting sleeve, a limit block is provided on the surface of the clamping ring, and the size of the inner wall surface of the groove is consistent with the size of the outer wall surface of the limit block.

[0009] Preferably, a gasket penetrates the surface of the threaded rod, and the nut squeezes the fixing sleeve through the gasket.

[0010] Preferably, a one-way valve is provided on the surface of the hose, and a pressure gauge is provided on the surface of the one-way valve.

[0011] Preferably, the second connecting sleeve is threadedly connected to the first connecting sleeve via bolts, and the first connecting sleeve and the second connecting sleeve are symmetrically arranged about the center axis of the clamping ring.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the underwater roller shaft end sealing structure, through the mutual cooperation of the threaded rod, the fixed sleeve and the hose, after the roller is installed in the interior of the electrolytic cell, the flange is then sleeved on the surface of the threaded rod, and then the first connecting sleeve and the second connecting sleeve are covered on the surface of the roller, and the first connecting sleeve and the second connecting sleeve are connected by the connection of the bolts and the threaded holes, and the first connecting sleeve and the second connecting sleeve are limited on the surface of the roller, and then the clamping ring is connected to the surface of the roller, and then the fixed sleeve is sleeved on the surface of the threaded rod, and then the nut is threadedly connected to the threaded rod, so that the nut squeezes the fixed sleeve and the flange, and finally the hose is connected to the surface of the fixed sleeve, and air is injected into the interior of the fixed sleeve through the one-way valve, so that the air inside the fixed sleeve is maintained between 5 and 8 psi, and the air pressure inside the fixed sleeve can prevent the electrolyte inside the electrolytic cell from leaking. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the side view of the appearance structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the mutual cooperation between the bearing and the roller of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the threaded rod and flange cooperating with each other in the utility model;

[0016] Figure 4 This is a schematic diagram of the structure of the second connecting sleeve and the clamping ring cooperating with each other in the utility model;

[0017] Figure 5 This is a schematic diagram of the structure of the threaded hole and the bolt cooperating with each other in the utility model;

[0018] Figure 6 It is a schematic diagram of the structure of the gasket and nut cooperating with each other in the utility model.

[0019] In the figure: 1. electrolytic cell; 2. bearing; 3. roller; 4. skeleton oil seal; 5. threaded rod; 6. flange; 7. first rubber ring; 8. second rubber ring; 9. first connecting sleeve; 10. threaded hole; 11. bolt; 12. second connecting sleeve; 13. groove; 14. clamping ring; 15. fixing sleeve; 16. gasket; 17. nut; 18. hose; 19. one-way valve; 20. pressure gauge. 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 without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-6 The utility model provides a technical solution: a submerged roller shaft end sealing structure, comprising an electrolytic cell 1, a roller 3 is rotatably connected to the surface of the electrolytic cell 1, a skeleton oil seal 4 is slidably connected to the surface of the roller 3, a threaded rod 5 is fixedly connected to the surface of the electrolytic cell 1, a flange 6 is slidably connected to the surface of the threaded rod 5, a first connecting sleeve 9 is connected to the surface of one end of the roller 3, a threaded hole 10 is provided on the surface of the first connecting sleeve 9, a bolt 11 is threadedly connected to the inner thread of the threaded hole 10, a second connecting sleeve 12 is penetrated through the surface of the bolt 11, a clamping ring 14 is slidably connected to the surface of one end of the roller 3, a fixing sleeve 15 is penetrated through the surface of the threaded rod 5, a nut 17 is threadedly connected to the surface of one end of the threaded rod 5, and a hose 18 is connected to the surface of the fixing sleeve 15.

[0022] Furthermore, the surface of the roller 3 is rotatably connected to the bearing 2, and the roller 3 is rotatably connected to the electrolytic cell 1 through the bearing 2, and the skeleton oil seal 4 is installed on the surface of the bearing 2. Through the setting of the skeleton oil seal 4, the bearing 2 can be isolated from the external environment to prevent the electrolyte inside the electrolytic cell 1 from leaking, and at the same time, it can also prevent external dust and impurities from entering the electrolytic cell 1.

[0023] Furthermore, a first rubber ring 7 and a second rubber ring 8 are bonded to the surface of the flange 6, and the first rubber ring 7 and the second rubber ring 8 are arranged at both ends of the flange 6. Through the arrangement of the first rubber ring 7 and the second rubber ring 8, the sealing between the electrolytic cell 1, the flange 6 and the fixing sleeve 15 can be enhanced.

[0024] Furthermore, a groove 13 is provided on the surface of the second connecting sleeve 12, and a limiting block is provided on the surface of the clamping ring 14, and the inner wall surface size of the groove 13 is consistent with the outer wall surface size of the limiting block. Through the setting of the groove 13, when the clamping ring 14 is installed, the limiting block on the surface of the clamping ring 14 is inserted into the interior of the groove 13, which can limit the clamping ring 14 and prevent the clamping ring 14 from rotating.

[0025] Furthermore, a gasket 16 penetrates the surface of the threaded rod 5, and the nut 17 squeezes the fixing sleeve 15 through the gasket 16. The provision of the gasket 16 can increase the contact area between the nut 17 and the fixing sleeve 15, making the force area more balanced, thereby preventing damage to the surface of the fixing sleeve 15.

[0026] Furthermore, a one-way valve 19 is provided on the surface of the hose 18, and a pressure gauge 20 is provided on the surface of the one-way valve 19. Through the setting of the one-way valve 19 and the pressure gauge 20, the one-way valve 19 can prevent the air injected into the fixed sleeve 15 from leaking, and the pressure gauge 20 can observe the air pressure inside the fixed sleeve 15 in real time.

[0027] Furthermore, the second connecting sleeve 12 is threadedly connected to the first connecting sleeve 9 through the bolt 11, and the first connecting sleeve 9 and the second connecting sleeve 12 are symmetrically arranged with the central axis of the clamping ring 14. Through the arrangement of the bolt 11, the bolt 11 passes through the second connecting sleeve 12 and is threadedly connected to the first connecting sleeve 9, thereby connecting the first connecting sleeve 9 and the second connecting sleeve 12. At the same time, the arrangement of the two groups of threaded holes 10 can improve the stability of the first connecting sleeve 9 and the second connecting sleeve 12.

[0028] Working principle: After the roller 3 is installed inside the electrolytic cell 1, the skeleton oil seal 4 is first installed on the surface of the bearing 2, and then the flange 6 is sleeved on the surface of the threaded rod 5, and then the first connecting sleeve 9 and the second connecting sleeve 12 are covered on the surface of the roller 3, and the first connecting sleeve 9 and the second connecting sleeve 12 are connected by the bolt 11 and the threaded hole 10, and the first connecting sleeve 9 and the second connecting sleeve 12 are limited on the surface of the roller 3, and then the clamping ring 14 is connected to the surface of the roller 3, and the limiting block on the surface of the clamping ring 14 is stuck into the inside of the groove 13, and then the second set of the first connecting sleeve 9 and the second connecting sleeve 12 are connected to the other end of the clamping ring 14. end, then sleeve the fixing sleeve 15 on the surface of the threaded rod 5, and sleeve the gasket 16 on the surface of the threaded rod 5, then thread the nut 17 with the threaded rod 5, so that the nut 17 squeezes the fixing sleeve 15 and the flange 6, and the second rubber ring 8 ensures the sealing between the fixing sleeve 15 and the flange 6, finally connect the hose 18 to the surface of the fixing sleeve 15, and inject air into the inside of the fixing sleeve 15 through the one-way valve 19, so that the air inside the fixing sleeve 15 is maintained between 5 and 8 psi. The air pressure inside the fixing sleeve 15 can prevent the electrolyte inside the electrolytic cell 1 from leaking, thus completing the use process of a submerged roller shaft end sealing structure.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A submerged roller end sealing structure, comprising an electrolytic cell (1), characterized in that: The surface of the electrolytic cell (1) is rotatably connected to a roller (3), the surface of the roller (3) is slidably connected to a skeleton oil seal (4), the surface of the electrolytic cell (1) is fixedly connected to a threaded rod (5), the surface of the threaded rod (5) is slidably connected to a flange (6), one end surface of the roller (3) is connected to a first connecting sleeve (9), a threaded hole (10) is provided on the surface of the first connecting sleeve (9), the inner part of the threaded hole (10) is threadedly connected to a bolt (11), the surface of the bolt (11) passes through a second connecting sleeve (12), one end surface of the roller (3) is slidably connected to a clamping ring (14), the surface of the threaded rod (5) passes through a fixing sleeve (15), one end surface of the threaded rod (5) is threadedly connected to a nut (17), and the surface of the fixing sleeve (15) is connected to a hose (18).

2. A submerged roller shaft end sealing structure according to claim 1, characterized in that: The surface of the roller (3) is rotatably connected to a bearing (2), the roller (3) is rotatably connected to the electrolytic cell (1) via the bearing (2), and a skeleton oil seal (4) is mounted on the surface of the bearing (2).

3. The submerged roller shaft end sealing structure according to claim 1, characterized in that: A first rubber ring (7) and a second rubber ring (8) are bonded to the surface of the flange (6), and the first rubber ring (7) and the second rubber ring (8) are arranged at two ends of the flange (6).

4. The submerged roller shaft end sealing structure according to claim 1, characterized in that: A groove (13) is provided on the surface of the second connecting sleeve (12), a limit block is provided on the surface of the clamping ring (14), and the inner wall surface size of the groove (13) matches the outer wall surface size of the limit block.

5. The submerged roller shaft end sealing structure according to claim 1, characterized in that: A gasket (16) penetrates the surface of the threaded rod (5), and the nut (17) presses the fixing sleeve (15) through the gasket (16).

6. A submerged roller shaft end sealing structure according to claim 1, characterized in that: A one-way valve (19) is arranged on the surface of the hose (18), and a pressure gauge (20) is arranged on the surface of the one-way valve (19).

7. The submerged roller shaft end sealing structure according to claim 1, characterized in that: The second connecting sleeve (12) is threadedly connected to the first connecting sleeve (9) via a bolt (11); the first connecting sleeve (9) and the second connecting sleeve (12) are symmetrically arranged about the central axis of the clamping ring (14).

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