Anti-leakage rotary compensator

Abstract

The utility model relates to the technical field of rotary compensators, in particular to a leakproof rotary compensator which comprises a compensator rotary cylinder and a compensator outer cylinder ring table, the compensator rotary cylinder and the compensator outer cylinder ring table are oppositely arranged, a thickened ring table is arranged at the inner end of the compensator rotary cylinder and integrally connected with a sealing ring plate, and the sealing ring plate is connected with the compensator outer cylinder ring table. The sealing ring plate is provided with a first bent face and an arc ring groove, the first bent face is located on the outer side of the arc ring groove, and the compensator outer cylinder ring table is provided with a second bent face matched with the first bent face and an arc protruding ring matched with the arc ring groove. According to the utility model, a plane contact mode is changed into a curved surface and folded surface contact mode, the contact mode is good in flow choking and sealing performance, the compensator rotating cylinder and the compensator outer cylinder ring table are matched, and the contact surface structure enables the compensator outer cylinder ring table to support and limit the compensator rotating cylinder, so that the compensator rotating cylinder rotates more stably.

Description

Technical Field

[0001] The utility model relates to the technical field of rotary compensators, in particular to a leakage-proof rotary compensator. Background Art

[0002] A ring stage is provided on the inner side of the outer cylinder of the rotary compensator, and the ring stage contacts the inner end of the rotary cylinder of the rotary compensator in a plane sealing contact. Such a contact mode does not provide sufficient sealing. Utility Model Content

[0003] The utility model aims to provide a leakage-proof rotary compensator to solve the problem that the ring table and the inner end of the rotating cylinder of the rotary compensator are in contact with each other in a plane sealing manner, and such contact mode has insufficient sealing.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A leakage-proof rotary compensator comprises a compensator rotating cylinder and a compensator outer cylinder ring platform, the compensator rotating cylinder and the compensator outer cylinder ring platform are arranged in a matched manner, the inner end of the compensator rotating cylinder is provided with a thickened ring platform, the thickened ring platform is integrally connected to a sealing ring plate, the sealing ring plate is provided with a first bending surface and an arc ring groove, the first bending surface is located at the outer side of the arc ring groove, the compensator outer cylinder ring platform is provided with a second bending surface that matches the first bending surface, and an arc convex ring that matches the arc ring groove.

[0006] As a further description of the above technical solution:

[0007] The connection between the thickened ring platform and the wall of the compensator rotating cylinder is in an arc shape.

[0008] As a further description of the above technical solution:

[0009] The first bending surface includes an inclined surface and a flat surface.

[0010] As a further description of the above technical solution:

[0011] The inclined surface is in the shape of an inner high and an outer low.

[0012] As a further description of the above technical solution:

[0013] The inner wall of the sealing ring plate is arranged flush with the inner wall of the ring platform of the outer cylinder of the compensator.

[0014] As a further description of the above technical solution:

[0015] The compensator rotating cylinder, the outer wall of the sealing ring plate and the outer wall of the compensator outer cylinder ring platform are arranged flush.

[0016] Compared with the prior art, the utility model provides a leakage-proof rotary compensator having the following features:

[0017] Beneficial effects:

[0018] 1. In the utility model, the structure of the compensator rotating cylinder and the compensator outer cylinder ring is improved, and the plane contact is changed to a curved surface and a folded surface contact mode, which has good flow resistance and sealing performance;

[0019] 2. In the utility model, the compensator rotating cylinder and the compensator outer cylinder ring are matched, and the structure of the contact surface allows the compensator outer cylinder ring to support and limit the compensator rotating cylinder, making the rotation of the compensator rotating cylinder more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the cross-sectional structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the compensator rotating cylinder of the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the outer cylinder ring of the compensator of the utility model.

[0023] Legend:

[0024] 1. Compensator rotating cylinder; 2. Compensator outer cylinder ring platform; 3. Thickened ring platform; 4. Sealing ring plate; 5. First bending surface; 6. Arc ring groove; 7. Arc convex ring. DETAILED DESCRIPTION

[0025] 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.

[0026] Example:

[0027] See also Figure 1-Figure 3 The utility model provides a leakage-proof rotary compensator, including a compensator rotating cylinder 1 and a compensator outer cylinder ring platform 2, the compensator rotating cylinder 1 and the compensator outer cylinder ring platform 2 are arranged in a matched manner, the inner end of the compensator rotating cylinder 1 is provided with a thickened ring platform 3, the thickened ring platform 3 is integrally connected to a sealing ring plate 4, the sealing ring plate 4 is provided with a first bending surface 5 and an arc ring groove 6, the first bending surface 5 is located at the outer side of the arc ring groove 6, the compensator outer cylinder ring platform 2 is provided with a second bending surface that matches the first bending surface 5, and an arc convex ring 7 that matches the arc ring groove 6.

[0028] Specifically, Figure 1 As shown, the connection between the thickened ring platform 3 and the wall of the compensator rotating cylinder 1 is in an arc shape, which guides the conveying without accumulating materials.

[0029] Specifically, Figure 1 and Figure 2 As shown, the first bending surface 5 includes an inclined surface and a flat surface. The inclined surface is high inside and low outside, which is easy to process and has a large sealing contact surface.

[0030] Specifically, Figure 1 As shown, the inner wall of the sealing ring plate 4 is flush with the inner wall of the compensator outer cylinder ring platform 2, and the outer wall of the compensator rotating cylinder 1, the sealing ring plate 4 and the outer wall of the compensator outer cylinder ring platform 2 are flush, which looks beautiful after docking.

[0031] Working principle:

[0032] After the compensator rotating cylinder 1 is installed, the inner end of the compensator rotating cylinder 1 fits in contact with the compensator outer cylinder ring stage 2, the first bending surface 5 of the sealing ring plate 4 fits in with the second bending surface of the compensator outer cylinder ring stage 2, the arc ring groove 6 of the sealing ring plate 4 fits in with the arc convex ring 7 of the compensator outer cylinder ring stage 2, and the contact surface is a curved surface and a folded surface.

[0033] Although the 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 leak-proof rotary compensator, comprising a compensator rotating cylinder (1) and a compensator outer cylinder ring platform (2), wherein the compensator rotating cylinder (1) and the compensator outer cylinder ring platform (2) are arranged in a matched manner, and characterized in that: The inner end of the compensator rotating cylinder (1) is provided with a thickened ring platform (3), the thickened ring platform (3) is integrally connected to a sealing ring plate (4), the sealing ring plate (4) is provided with a first bending surface (5) and an arc ring groove (6), the first bending surface (5) is located outside the arc ring groove (6), and the compensator outer cylinder ring platform (2) is provided with a second bending surface that matches the first bending surface (5) and an arc convex ring (7) that matches the arc ring groove (6).

2. The anti-leakage rotary compensator according to claim 1, characterized in that: The connection between the thickened annular platform (3) and the wall of the compensator rotating cylinder (1) is in an arc shape.

3. The anti-leakage rotary compensator according to claim 1, characterized in that: The first bending surface (5) comprises an inclined surface and a flat surface.

4. The anti-leakage rotary compensator according to claim 3, characterized in that: The inclined surface is in the shape of an inner high and an outer low.

5. The anti-leakage rotary compensator according to claim 1, characterized in that: The inner wall of the sealing ring plate (4) is arranged flush with the inner wall of the compensator outer cylinder ring platform (2).

6. The anti-leakage rotary compensator according to claim 1, characterized in that: The outer wall of the compensator rotating cylinder (1), the sealing ring plate (4) and the outer wall of the compensator outer cylinder ring platform (2) are arranged flush.

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